diff options
Diffstat (limited to 'lib/stdlib/doc/src')
75 files changed, 3532 insertions, 1187 deletions
diff --git a/lib/stdlib/doc/src/Makefile b/lib/stdlib/doc/src/Makefile index ff77c3eea0..196c86748f 100644 --- a/lib/stdlib/doc/src/Makefile +++ b/lib/stdlib/doc/src/Makefile @@ -1,18 +1,19 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1997-2012. All Rights Reserved. +# Copyright Ericsson AB 1997-2015. All Rights Reserved. # -# The contents of this file are subject to the Erlang Public License, -# Version 1.1, (the "License"); you may not use this file except in -# compliance with the License. You should have received a copy of the -# Erlang Public License along with this software. If not, it can be -# retrieved online at http://www.erlang.org/. +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at # -# Software distributed under the License is distributed on an "AS IS" -# basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -# the License for the specific language governing rights and limitations -# under the License. +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. # # %CopyrightEnd% # @@ -48,6 +49,7 @@ XML_REF3_FILES = \ digraph.xml \ digraph_utils.xml \ epp.xml \ + erl_anno.xml \ erl_eval.xml \ erl_expand_records.xml \ erl_id_trans.xml \ @@ -76,12 +78,12 @@ XML_REF3_FILES = \ ms_transform.xml \ orddict.xml \ ordsets.xml \ - pg.xml \ pool.xml \ proc_lib.xml \ proplists.xml \ qlc.xml \ queue.xml \ + rand.xml \ random.xml \ re.xml \ sets.xml \ @@ -101,7 +103,7 @@ XML_REF3_FILES = \ XML_REF6_FILES = stdlib_app.xml XML_PART_FILES = part.xml part_notes.xml part_notes_history.xml -XML_CHAPTER_FILES = io_protocol.xml unicode_usage.xml notes.xml notes_history.xml +XML_CHAPTER_FILES = io_protocol.xml unicode_usage.xml notes.xml notes_history.xml assert_hrl.xml BOOK_FILES = book.xml diff --git a/lib/stdlib/doc/src/array.xml b/lib/stdlib/doc/src/array.xml index b03a2fa0cc..0f33e2621c 100644 --- a/lib/stdlib/doc/src/array.xml +++ b/lib/stdlib/doc/src/array.xml @@ -7,16 +7,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -93,9 +94,6 @@ the default value cannot be confused with the values of set entries.</p> </datatype> <datatype> <name name="array" n_vars="0"/> - <desc> - <p><c>array()</c> is equivalent to <c>array(term())</c>.</p> - </desc> </datatype> <datatype> <name name="array_indx"/> @@ -166,7 +164,7 @@ the default value cannot be confused with the values of set entries.</p> </fsummary> <desc><marker id="from_list-1"/> -<p>Equivalent to <seealso marker="#from_list-2">from_list(<anno>List</anno>, undefined)</seealso>.</p> +<p>Equivalent to <seealso marker="#from_list-2">from_list(<c><anno>List</anno></c>, undefined)</seealso>.</p> </desc></func> <func> <name name="from_list" arity="2"/> @@ -186,7 +184,7 @@ the default value cannot be confused with the values of set entries.</p> </fsummary> <desc><marker id="from_orddict-1"/> -<p>Equivalent to <seealso marker="#from_orddict-2">from_orddict(<anno>Orddict</anno>, undefined)</seealso>.</p> +<p>Equivalent to <seealso marker="#from_orddict-2">from_orddict(<c><anno>Orddict</anno></c>, undefined)</seealso>.</p> </desc></func> <func> <name name="from_orddict" arity="2"/> diff --git a/lib/stdlib/doc/src/assert_hrl.xml b/lib/stdlib/doc/src/assert_hrl.xml new file mode 100644 index 0000000000..ef4f928e57 --- /dev/null +++ b/lib/stdlib/doc/src/assert_hrl.xml @@ -0,0 +1,158 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE fileref SYSTEM "fileref.dtd"> + +<fileref> + <header> + <copyright> + <year>2012</year><year>2015</year> + <holder>Ericsson AB. All Rights Reserved.</holder> + </copyright> + <legalnotice> + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + + </legalnotice> + + <title>assert.hrl</title> + <prepared></prepared> + <docno></docno> + <date></date> + <rev></rev> + </header> + <file>assert.hrl</file> + <filesummary>Assert Macros</filesummary> + <description> + <p>The include file <c>assert.hrl</c> provides macros for inserting + assertions in your program code.</p> + <p>These macros are defined in the Stdlib include file + <c>assert.hrl</c>. Include the following directive in the module + from which the function is called:</p> + <code type="none"> +-include_lib("stdlib/include/assert.hrl").</code> + <p>When an assertion succeeds, the assert macro yields the atom + <c>ok</c>. When an assertion fails, an exception of type <c>error</c> is + instead generated. The associated error term will have the form + <c>{Macro, Info}</c>, where <c>Macro</c> is the name of the macro, for + example <c>assertEqual</c>, and <c>Info</c> will be a list of tagged + values such as <c>[{module, M}, {line, L}, ...]</c> giving more + information about the location and cause of the exception. All entries + in the <c>Info</c> list are optional, and you should not rely + programatically on any of them being present.</p> + + <p>If the macro <c>NOASSERT</c> is defined when the <c>assert.hrl</c> + include file is read by the compiler, the macros will be defined as + equivalent to the atom <c>ok</c>. The test will not be performed, and + there will be no cost at runtime.</p> + + <p>For example, using <c>erlc</c> to compile your modules, the following + will disable all assertions:</p> + <code type="none"> +erlc -DNOASSERT=true *.erl</code> + <p>(The value of <c>NOASSERT</c> does not matter, only the fact that it + is defined.)</p> + <p>A few other macros also have effect on the enabling or disabling of + assertions:</p> + <list type="bulleted"> + <item>If <c>NODEBUG</c> is defined, it implies <c>NOASSERT</c>, unless + <c>DEBUG</c> is also defined, which is assumed to take + precedence.</item> + <item>If <c>ASSERT</c> is defined, it overrides <c>NOASSERT</c>, that + is, the assertions will remain enabled.</item> + </list> + <p>If you prefer, you can thus use only <c>DEBUG</c>/<c>NODEBUG</c> as + the main flags to control the behaviour of the assertions (which is + useful if you have other compiler conditionals or debugging macros + controlled by those flags), or you can use <c>ASSERT</c>/<c>NOASSERT</c> + to control only the assert macros.</p> + + </description> + + <section> + <title>Macros</title> + <taglist> + <tag><c>assert(BoolExpr)</c></tag> + <item><p>Tests that <c>BoolExpr</c> completes normally returning + <c>true</c>.</p> + </item> + + <tag><c>assertNot(BoolExpr)</c></tag> + <item><p>Tests that <c>BoolExpr</c> completes normally returning + <c>false</c>.</p> + </item> + + <tag><c>assertMatch(GuardedPattern, Expr)</c></tag> + <item><p>Tests that <c>Expr</c> completes normally yielding a value + that matches <c>GuardedPattern</c>. For example:</p> + <code type="none"> + ?assertMatch({bork, _}, f())</code> + <p>Note that a guard <c>when ...</c> can be included:</p> + <code type="none"> + ?assertMatch({bork, X} when X > 0, f())</code> + </item> + + <tag><c>assertNotMatch(GuardedPattern, Expr)</c></tag> + <item><p>Tests that <c>Expr</c> completes normally yielding a value + that does not match <c>GuardedPattern</c>.</p> + <p>As in <c>assertMatch</c>, <c>GuardedPattern</c> can have a + <c>when</c> part.</p> + </item> + + <tag><c>assertEqual(ExpectedValue, Expr)</c></tag> + <item><p>Tests that <c>Expr</c> completes normally yielding a value + that is exactly equal to <c>ExpectedValue</c>.</p> + </item> + + <tag><c>assertNotEqual(ExpectedValue, Expr)</c></tag> + <item><p>Tests that <c>Expr</c> completes normally yielding a value + that is not exactly equal to <c>ExpectedValue</c>.</p> + </item> + + <tag><c>assertException(Class, Term, Expr)</c></tag> + <item><p>Tests that <c>Expr</c> completes abnormally with an exception + of type <c>Class</c> and with the associated <c>Term</c>. The + assertion fails if <c>Expr</c> raises a different exception or if it + completes normally returning any value.</p> + <p>Note that both <c>Class</c> and <c>Term</c> can be guarded + patterns, as in <c>assertMatch</c>.</p> + </item> + + <tag><c>assertNotException(Class, Term, Expr)</c></tag> + <item><p>Tests that <c>Expr</c> does not evaluate abnormally with an + exception of type <c>Class</c> and with the associated <c>Term</c>. + The assertion succeeds if <c>Expr</c> raises a different exception or + if it completes normally returning any value.</p> + <p>As in <c>assertException</c>, both <c>Class</c> and <c>Term</c> + can be guarded patterns.</p> + </item> + + <tag><c>assertError(Term, Expr)</c></tag> + <item><p>Equivalent to <c>assertException(error, Term, + Expr)</c></p> + </item> + + <tag><c>assertExit(Term, Expr)</c></tag> + <item><p>Equivalent to <c>assertException(exit, Term, Expr)</c></p> + </item> + + <tag><c>assertThrow(Term, Expr)</c></tag> + <item><p>Equivalent to <c>assertException(throw, Term, Expr)</c></p> + </item> + + </taglist> + </section> + + <section> + <title>SEE ALSO</title> + <p><seealso marker="compiler:compile">compile(3)</seealso></p> + <p><seealso marker="erts:erlc">erlc(3)</seealso></p> + </section> +</fileref> diff --git a/lib/stdlib/doc/src/base64.xml b/lib/stdlib/doc/src/base64.xml index c4982f4eaa..276d28e174 100644 --- a/lib/stdlib/doc/src/base64.xml +++ b/lib/stdlib/doc/src/base64.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/beam_lib.xml b/lib/stdlib/doc/src/beam_lib.xml index eb4974a79f..7c89c8b43e 100644 --- a/lib/stdlib/doc/src/beam_lib.xml +++ b/lib/stdlib/doc/src/beam_lib.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>2000</year><year>2013</year> + <year>2000</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -70,6 +71,7 @@ using <seealso marker="#strip/1">strip/1</seealso>, <seealso marker="#strip_files/1">strip_files/1</seealso> and/or <seealso marker="#strip_release/1">strip_release/1</seealso>.</p> + </section> <section> <title>Reconstructing source code</title> <p>Here is an example of how to reconstruct source code from @@ -151,7 +153,6 @@ keys.</p> </note> </section> - </section> <datatypes> <datatype> @@ -223,6 +224,13 @@ <funcs> <func> + <name name="all_chunks" arity="1"/> + <fsummary>Read all chunks from a BEAM file or binary</fsummary> + <desc> + <p>Reads chunk data for all chunks.</p> + </desc> + </func> + <func> <name name="chunks" arity="2"/> <fsummary>Read selected chunks from a BEAM file or binary</fsummary> <desc> @@ -250,6 +258,13 @@ </desc> </func> <func> + <name name="build_module" arity="1"/> + <fsummary>Creates a BEAM module from a list of chunks</fsummary> + <desc> + <p>Builds a BEAM module (as a binary) from a list of chunks.</p> + </desc> + </func> + <func> <name name="version" arity="1"/> <fsummary>Read the BEAM file's module version</fsummary> <desc> diff --git a/lib/stdlib/doc/src/binary.xml b/lib/stdlib/doc/src/binary.xml index 2410f1f9b8..2682198fe5 100644 --- a/lib/stdlib/doc/src/binary.xml +++ b/lib/stdlib/doc/src/binary.xml @@ -5,20 +5,21 @@ <header> <copyright> <year>2009</year> - <year>2013</year> + <year>2014</year> <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved on line at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> @@ -298,8 +299,8 @@ </func> <func> <name name="match" arity="3"/> - <type name="part"/> <fsummary>Searches for the first match of a pattern in a binary</fsummary> + <type name="part"/> <desc> <p>Searches for the first occurrence of <c><anno>Pattern</anno></c> in <c><anno>Subject</anno></c> and @@ -352,8 +353,8 @@ </func> <func> <name name="matches" arity="3"/> - <type name="part"/> <fsummary>Searches for all matches of a pattern in a binary</fsummary> + <type name="part"/> <desc> <p>Works like <c>match/2</c>, but the <c><anno>Subject</anno></c> is searched until @@ -450,7 +451,7 @@ store(Binary, GBSet) -> </code> <p>In this example, we chose to copy the binary content before - inserting it in the <c>gb_set()</c> if it references a binary more than + inserting it in the <c>gb_sets:set()</c> if it references a binary more than twice the size of the data we're going to keep. Of course different rules for when copying will apply to different programs.</p> @@ -578,6 +579,10 @@ store(Binary, GBSet) -> <item><p>Removes trailing empty parts of the result (as does trim in <c>re:split/3</c>)</p></item> + <tag>trim_all</tag> + + <item><p>Removes all empty parts of the result.</p></item> + <tag>global</tag> <item><p>Repeats the split until the <c><anno>Subject</anno></c> is diff --git a/lib/stdlib/doc/src/book.xml b/lib/stdlib/doc/src/book.xml index b1b67d661c..043f6cc19b 100644 --- a/lib/stdlib/doc/src/book.xml +++ b/lib/stdlib/doc/src/book.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/c.xml b/lib/stdlib/doc/src/c.xml index b49fa6ad67..e5238fa7db 100644 --- a/lib/stdlib/doc/src/c.xml +++ b/lib/stdlib/doc/src/c.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -120,12 +121,12 @@ compile:file(<anno>File</anno>, <anno>Options</anno> ++ [report_errors, report_w </func> <func> <name>lc(Files) -> ok</name> + <fsummary>Compile a list of files</fsummary> <type> <v>Files = [File]</v> <v>File = <seealso marker="file#type-filename">file:filename() </seealso></v> </type> - <fsummary>Compile a list of files</fsummary> <desc> <p>Compiles a list of files by calling <c>compile:file(File, [report_errors, report_warnings])</c> for each <c>File</c> in <c>Files</c>.</p> @@ -232,6 +233,14 @@ compile:file(<anno>File</anno>, <anno>Options</anno> ++ [report_errors, report_w </desc> </func> <func> + <name name="uptime" arity="0"/> + <fsummary>Print node uptime</fsummary> + <desc> + <p>Prints the node uptime (as given by + <c>erlang:statistics(wall_clock)</c>), in human-readable form.</p> + </desc> + </func> + <func> <name>xm(ModSpec) -> void()</name> <fsummary>Cross reference check a module</fsummary> <type> diff --git a/lib/stdlib/doc/src/calendar.xml b/lib/stdlib/doc/src/calendar.xml index e32a639b81..853184dc0f 100644 --- a/lib/stdlib/doc/src/calendar.xml +++ b/lib/stdlib/doc/src/calendar.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -129,11 +130,11 @@ <func> <name name="date_to_gregorian_days" arity="1"/> <name name="date_to_gregorian_days" arity="3"/> + <fsummary>Compute the number of days from year 0 up to the given date</fsummary> <type variable="Date" name_i="1"/> <type variable="Year"/> <type variable="Month"/> <type variable="Day"/> - <fsummary>Compute the number of days from year 0 up to the given date</fsummary> <desc> <p>This function computes the number of gregorian days starting with year 0 and ending at the given date.</p> @@ -270,7 +271,8 @@ <fsummary>Convert now to local date and time</fsummary> <desc> <p>This function returns local date and time converted from - the return value from <c>erlang:now()</c>.</p> + the return value from + <seealso marker="erts:erlang#timestamp/0"><c>erlang:timestamp/0</c></seealso>.</p> </desc> </func> <func> @@ -279,7 +281,8 @@ <fsummary>Convert now to date and time</fsummary> <desc> <p>This function returns Universal Coordinated Time (UTC) - converted from the return value from <c>erlang:now()</c>.</p> + converted from the return value from + <seealso marker="erts:erlang#timestamp/0"><c>erlang:timestamp/0</c></seealso>.</p> </desc> </func> <func> @@ -344,11 +347,11 @@ <func> <name name="valid_date" arity="1"/> <name name="valid_date" arity="3"/> + <fsummary>Check if a date is valid</fsummary> <type variable="Date" name_i="1"/> <type variable="Year"/> <type variable="Month"/> <type variable="Day"/> - <fsummary>Check if a date is valid</fsummary> <desc> <p>This function checks if a date is a valid.</p> </desc> diff --git a/lib/stdlib/doc/src/dets.xml b/lib/stdlib/doc/src/dets.xml index 6bbedb0662..48400733d1 100644 --- a/lib/stdlib/doc/src/dets.xml +++ b/lib/stdlib/doc/src/dets.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -315,20 +316,20 @@ bytes.</p> </item> <item> - <p><c>{filename, <seealso marker="file#type-name">file:name()</seealso>}</c>, + <p><c>{filename, </c><seealso marker="file#type-name">file:name()</seealso><c>}</c>, the name of the file where objects are stored.</p> </item> <item> - <p><c>{keypos, <seealso marker="#type-keypos">keypos()</seealso>} - </c>, the position of the key.</p> + <p><c>{keypos, </c><seealso marker="#type-keypos">keypos()</seealso> + <c>}</c>, the position of the key.</p> </item> <item> <p><c>{size, integer() >= 0}</c>, the number of objects stored in the table.</p> </item> <item> - <p><c>{type, <seealso marker="#type-type">type()</seealso>}</c>, - the type of the table.</p> + <p><c>{type, </c><seealso marker="#type-type">type()</seealso> + <c>}</c>, the type of the table.</p> </item> </list> </desc> @@ -344,12 +345,12 @@ allowed:</p> <list type="bulleted"> <item> - <p><c>{access, <seealso marker="#type-access">access()</seealso>} - </c>, the access mode.</p> + <p><c>{access, </c><seealso marker="#type-access">access()</seealso> + <c>}</c>, the access mode.</p> </item> <item> - <p><c>{auto_save, <seealso marker="#type-auto_save"> - auto_save()</seealso>}</c>, the auto save interval.</p> + <p><c>{auto_save, </c><seealso marker="#type-auto_save"> + auto_save()</seealso><c>}</c>, the auto save interval.</p> </item> <item> <p><c>{bchunk_format, binary()}</c>, an opaque binary @@ -398,15 +399,40 @@ kept in RAM.</p> </item> <item> - <p><c>{safe_fixed,</c> SafeFixed<c>}</c>. If the table - is fixed, SafeFixed is a tuple <c>{FixedAtTime, [{Pid,RefCount}]}</c>. <c>FixedAtTime</c> is the time when + <p><c>{safe_fixed_monotonic_time, SafeFixed}</c>. If the table + is fixed, <c>SafeFixed</c> is a tuple <c>{FixedAtTime, [{Pid,RefCount}]}</c>. + <c>FixedAtTime</c> is the time when the table was first fixed, and <c>Pid</c> is the pid of the process that fixes the table <c>RefCount</c> times. There may be any number of processes in the list. If the table is not fixed, SafeFixed is the atom <c>false</c>.</p> + <p><c>FixedAtTime</c> will correspond to the result + returned by + <seealso marker="erts:erlang#monotonic_time/0">erlang:monotonic_time/0</seealso> + at the time of fixation. The usage of <c>safe_fixed_monotonic_time</c> is + <seealso marker="erts:time_correction#Time_Warp_Safe_Code">time warp + safe</seealso>.</p> + </item> + <item> + <p> + <c>{safe_fixed, SafeFixed}</c>. The same as + <c>{safe_fixed_monotonic_time, SafeFixed}</c> with the exception + of the format and value of <c>FixedAtTime</c>. + </p> + <p> + <c>FixedAtTime</c> will correspond to the result returned by + <seealso marker="erts:erlang#timestamp/0">erlang:timestamp/0</seealso> + at the time of fixation. Note that when the system is using + single or multi + <seealso marker="erts:time_correction#Time_Warp_Modes">time warp + modes</seealso> this might produce strange results. This + since the usage of <c>safe_fixed</c> is not + <seealso marker="erts:time_correction#Time_Warp_Safe_Code">time warp + safe</seealso>. Time warp safe code need to use + <c>safe_fixed_monotonic_time</c> instead.</p> </item> <item> - <p><c>{version, integer()</c>, the version of the format of + <p><c>{version, integer()}</c>, the version of the format of the table.</p> </item> </list> @@ -729,16 +755,16 @@ ok tuples where the following values are allowed:</p> <list type="bulleted"> <item> - <p><c>{access, <seealso marker="#type-access"> - access()</seealso>}</c>. It is possible to open + <p><c>{access, </c><seealso marker="#type-access"> + access()</seealso><c>}</c>. It is possible to open existing tables in read-only mode. A table which is opened in read-only mode is not subjected to the automatic file reparation algorithm if it is later opened after a crash. The default value is <c>read_write</c>.</p> </item> <item> - <p><c>{auto_save, <seealso marker="#type-auto_save"> - auto_save()</seealso>}</c>, the auto save + <p><c>{auto_save, </c><seealso marker="#type-auto_save"> + auto_save()</seealso><c>}</c>, the auto save interval. If the interval is an integer <c>Time</c>, the table is flushed to disk whenever it is not accessed for <c>Time</c> milliseconds. A table that has been flushed @@ -748,18 +774,18 @@ ok is 180000 (3 minutes).</p> </item> <item> - <p><c>{estimated_no_objects, <seealso marker="#type-no_slots"> - no_slots()</seealso>}</c>. Equivalent to the + <p><c>{estimated_no_objects, </c><seealso marker="#type-no_slots"> + no_slots()</seealso><c>}</c>. Equivalent to the <c>min_no_slots</c> option.</p> </item> <item> - <p><c>{file, <seealso marker="file#type-name"> - file:name()</seealso>}</c>, the name of the file to be + <p><c>{file, </c><seealso marker="file#type-name"> + file:name()</seealso><c>}</c>, the name of the file to be opened. The default value is the name of the table.</p> </item> <item> - <p><c>{max_no_slots, <seealso marker="#type-no_slots"> - no_slots()</seealso>}</c>, the maximum number + <p><c>{max_no_slots, </c><seealso marker="#type-no_slots"> + no_slots()</seealso><c>}</c>, the maximum number of slots that will be used. The default value as well as the maximal value is 32 M. Note that a higher value may increase the fragmentation of the table, and conversely, @@ -768,16 +794,16 @@ ok 9 tables.</p> </item> <item> - <p><c>{min_no_slots, <seealso marker="#type-no_slots"> - no_slots()</seealso>}</c>. Application + <p><c>{min_no_slots, </c><seealso marker="#type-no_slots"> + no_slots()</seealso><c>}</c>. Application performance can be enhanced with this flag by specifying, when the table is created, the estimated number of different keys that will be stored in the table. The default value as well as the minimum value is 256.</p> </item> <item> - <p><c>{keypos, <seealso marker="#type-keypos"> - keypos()</seealso>}</c>, the position of the + <p><c>{keypos, </c><seealso marker="#type-keypos"> + keypos()</seealso><c>}</c>, the position of the element of each object to be used as key. The default value is 1. The ability to explicitly state the key position is most convenient when we want to store Erlang @@ -814,12 +840,12 @@ ok already open.</p> </item> <item> - <p><c>{type, <seealso marker="#type-type">type()</seealso>}</c>, + <p><c>{type, </c><seealso marker="#type-type">type()</seealso><c>}</c>, the type of the table. The default value is <c>set</c>.</p> </item> <item> - <p><c>{version, <seealso marker="#type-version"> - version()</seealso>}</c>, the version of the format + <p><c>{version, </c><seealso marker="#type-version"> + version()</seealso><c>}</c>, the version of the format used for the table. The default value is <c>9</c>. Tables on the format used before OTP R8 can be created by giving the value <c>8</c>. A version 8 table can be converted to @@ -1035,8 +1061,8 @@ ok specification that matches all objects.</p> </item> <item> - <p><c>{select, <seealso marker="#type-match_spec"> - match_spec()}</seealso></c>. As for <c>select</c> + <p><c>{select, </c><seealso marker="#type-match_spec"> + match_spec()</seealso><c>}</c>. As for <c>select</c> the table is traversed by calling <c>dets:select/3</c> and <c>dets:select/1</c>. The difference is that the match specification is explicitly given. This is how to diff --git a/lib/stdlib/doc/src/dict.xml b/lib/stdlib/doc/src/dict.xml index 942fd1f45e..e10531caac 100644 --- a/lib/stdlib/doc/src/dict.xml +++ b/lib/stdlib/doc/src/dict.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -46,9 +47,6 @@ </datatype> <datatype> <name name="dict" n_vars="0"/> - <desc> - <p><c>dict()</c> is equivalent to <c>dict(term(), term())</c>.</p> - </desc> </datatype> </datatypes> <funcs> @@ -121,7 +119,7 @@ <c><anno>Dict</anno></c> together with an extra argument <c>Acc</c> (short for accumulator). <c><anno>Fun</anno></c> must return a new accumulator which is passed to the next call. <c><anno>Acc0</anno></c> is - returned if the list is empty. The evaluation order is + returned if the dict is empty. The evaluation order is undefined.</p> </desc> </func> diff --git a/lib/stdlib/doc/src/digraph.xml b/lib/stdlib/doc/src/digraph.xml index 9b9b48584b..291be6c08b 100644 --- a/lib/stdlib/doc/src/digraph.xml +++ b/lib/stdlib/doc/src/digraph.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -102,13 +103,15 @@ <desc><p>A digraph as returned by <c>new/0,1</c>.</p></desc> </datatype> <datatype> - <name><marker id="type-edge">edge()</marker></name> + <name>edge()</name> + <desc><p><marker id="type-edge"/></p></desc> </datatype> <datatype> <name name="label"/> </datatype> <datatype> - <name><marker id="type-vertex">vertex()</marker></name> + <name>vertex()</name> + <desc><p><marker id="type-vertex"/></p></desc> </datatype> </datatypes> <funcs> diff --git a/lib/stdlib/doc/src/digraph_utils.xml b/lib/stdlib/doc/src/digraph_utils.xml index ef6f9d8611..639069543c 100644 --- a/lib/stdlib/doc/src/digraph_utils.xml +++ b/lib/stdlib/doc/src/digraph_utils.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -121,8 +122,9 @@ <datatypes> <datatype> - <name><marker id="type-digraph">digraph()</marker></name> - <desc><p>A digraph as returned by <c>digraph:new/0,1</c>.</p></desc> + <name>digraph()</name> + <desc><p><marker id="type-digraph"/> + A digraph as returned by <c>digraph:new/0,1</c>.</p></desc> </datatype> </datatypes> <funcs> diff --git a/lib/stdlib/doc/src/epp.xml b/lib/stdlib/doc/src/epp.xml index 452341f7d2..8c901f57ec 100644 --- a/lib/stdlib/doc/src/epp.xml +++ b/lib/stdlib/doc/src/epp.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -38,7 +39,7 @@ by <c>compile</c> to preprocess macros and include files before the actual parsing takes place.</p> <p>The Erlang source file <marker - id="encoding"><em>encoding</em></marker> is selected by a + id="encoding"/><em>encoding</em> is selected by a comment in one of the first two lines of the source file. The first string that matches the regular expression <c>coding\s*[:=]\s*([-a-zA-Z0-9])+</c> selects the encoding. If diff --git a/lib/stdlib/doc/src/erl_anno.xml b/lib/stdlib/doc/src/erl_anno.xml new file mode 100644 index 0000000000..ddc8b8c765 --- /dev/null +++ b/lib/stdlib/doc/src/erl_anno.xml @@ -0,0 +1,309 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE erlref SYSTEM "erlref.dtd"> + +<erlref> + <header> + <copyright> + <year>2015</year> + <year>2015</year> + <holder>Ericsson AB, All Rights Reserved</holder> + </copyright> + <legalnotice> + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + + The Initial Developer of the Original Code is Ericsson AB. + </legalnotice> + + <title>erl_anno</title> + <prepared>Hans Bolinder</prepared> + <responsible>Kenneth Lundin</responsible> + <docno>1</docno> + <approved></approved> + <checked></checked> + <date>2015-02-26</date> + <rev>A</rev> + <file>erl_anno.xml</file> + </header> + <module>erl_anno</module> + + <modulesummary> + Abstract Datatype for the Annotations of the Erlang Compiler + </modulesummary> + + <description> + <p>This module implements an abstract type that is used by the + Erlang Compiler and its helper modules for holding data such as + column, line number, and text. The data type is a collection of + <marker id="annotations"/><em>annotations</em> as + described in the following.</p> + <p>The Erlang Token Scanner returns tokens with a subset of + the following annotations, depending on the options:</p> + <taglist> + <tag><c>column</c></tag> + <item><p>The column where the token begins.</p></item> + <tag><c>location</c></tag> + <item><p>The line and column where the token begins, or + just the line if the column unknown.</p> + </item> + <tag><c>text</c></tag> + <item><p>The token's text.</p></item> + </taglist> + <p>From the above the following annotation is derived:</p> + <taglist> + <tag><c>line</c></tag> + <item><p>The line where the token begins.</p></item> + </taglist> + <p>Furthermore, the following annotations are supported by + this module, and used by various modules:</p> + <taglist> + <tag><c>file</c></tag> + <item><p>A filename.</p></item> + <tag><c>generated</c></tag> + <item><p>A Boolean indicating if the abstract code is + compiler generated. The Erlang Compiler does not emit warnings + for such code.</p> + </item> + <tag><c>record</c></tag> + <item><p>A Boolean indicating if the origin of the abstract + code is a record. Used by Dialyzer to assign types to tuple + elements.</p> + </item> + </taglist> + <p>The functions + <seealso marker="erl_scan#column/1">column()</seealso>, + <seealso marker="erl_scan#end_location/1">end_location()</seealso>, + <seealso marker="erl_scan#line/1">line()</seealso>, + <seealso marker="erl_scan#location/1">location()</seealso>, and + <seealso marker="erl_scan#text/1">text()</seealso> + in the <c>erl_scan</c> module can be used for inspecting + annotations in tokens.</p> + <p>The functions + <seealso marker="erl_parse#map_anno/2">map_anno()</seealso>, + <seealso marker="erl_parse#fold_anno/3">fold_anno()</seealso>, + <seealso marker="erl_parse#mapfold_anno/3">mapfold_anno()</seealso>, + <seealso marker="erl_parse#new_anno/1">new_anno()</seealso>, + <seealso marker="erl_parse#anno_from_term/1"> + anno_from_term()</seealso>, and + <seealso marker="erl_parse#anno_to_term/1"> + anno_to_term()</seealso> in the <c>erl_parse</c> module can be + used for manipulating annotations in abstract code. + </p> + </description> + + <datatypes> + <datatype> + <name>anno()</name> + <desc><p><marker id="type-anno"/>A collection of annotations.</p> + </desc> + </datatype> + <datatype> + <name name="anno_term"></name> + <desc> + <p>The term representing a collection of annotations. It is + either a <c>location()</c> or a list of key-value pairs.</p> + </desc> + </datatype> + <datatype> + <name name="column"></name> + </datatype> + <datatype> + <name name="line"></name> + <desc> + <p>To be changed to a non-negative integer in Erlang/OTP 19.0.</p> + </desc> + </datatype> + <datatype> + <name name="location"></name> + </datatype> + <datatype> + <name name="text"></name> + </datatype> + </datatypes> + + <funcs> + <func> + <name name="column" arity="1"/> + <fsummary>Return the column</fsummary> + <type name="column"></type> + <desc> + <p>Returns the column of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="end_location" arity="1"/> + <fsummary>Return the end location of the text</fsummary> + <type name="location"></type> + <desc> + <p>Returns the end location of the text of the + annotations <anno>Anno</anno>. If there is no text, + <c>undefined</c> is returned. + </p> + </desc> + </func> + <func> + <name name="file" arity="1"/> + <fsummary>Return the filename</fsummary> + <type name="filename"></type> + <desc> + <p>Returns the filename of the annotations <anno>Anno</anno>. + If there is no filename, <c>undefined</c> is returned. + </p> + </desc> + </func> + <func> + <name name="from_term" arity="1"/> + <fsummary>Return annotations given a term</fsummary> + <desc> + <p>Returns annotations with the representation <anno>Term</anno>. + </p> + <!-- + <p>Although it is possible to create new annotations by calling + <c>from_term/1</c>, the intention is that one should not do + so - the proper way to create annotations is to call + <c>new/1</c> and then modify the annotations + by calling the <c>set_*</c> functions.</p> + --> + <p>See also <seealso marker="#to_term/1">to_term()</seealso>. + </p> + </desc> + </func> + <func> + <name name="generated" arity="1"/> + <fsummary>Return the generated Boolean</fsummary> + <type name="generated"></type> + <desc> + <p>Returns <c>true</c> if the annotations <anno>Anno</anno> + has been marked as generated. The default is to return + <c>false</c>. + </p> + </desc> + </func> + <func> + <name name="is_anno" arity="1"/> + <fsummary>Test for a collection of annotations</fsummary> + <desc> + <p>Returns <c>true</c> if <anno>Term</anno> is a collection of + annotations, <c>false</c> otherwise.</p> + </desc> + </func> + <func> + <name name="line" arity="1"/> + <fsummary>Return the line</fsummary> + <type name="line"></type> + <desc> + <p>Returns the line of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="location" arity="1"/> + <fsummary>Return the location</fsummary> + <type name="location"></type> + <desc> + <p>Returns the location of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="new" arity="1"/> + <fsummary>Create a new collection of annotations</fsummary> + <type name="location"></type> + <desc> + <p>Creates a new collection of annotations given a location.</p> + </desc> + </func> + <func> + <name name="set_file" arity="2"/> + <fsummary>Modify the filename</fsummary> + <type name="filename"></type> + <desc> + <p>Modifies the filename of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="set_generated" arity="2"/> + <fsummary>Modify the generated marker</fsummary> + <type name="generated"></type> + <desc> + <p>Modifies the generated marker of the annotations + <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="set_line" arity="2"/> + <fsummary>Modify the line</fsummary> + <type name="line"></type> + <desc> + <p>Modifies the line of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="set_location" arity="2"/> + <fsummary>Modify the location</fsummary> + <type name="location"></type> + <desc> + <p>Modifies the location of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="set_record" arity="2"/> + <fsummary>Modify the record marker</fsummary> + <type name="record"></type> + <desc> + <p>Modifies the record marker of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="set_text" arity="2"/> + <fsummary>Modify the text</fsummary> + <type name="text"></type> + <desc> + <p>Modifies the text of the annotations <anno>Anno</anno>. + </p> + </desc> + </func> + <func> + <name name="text" arity="1"/> + <fsummary>Return the text</fsummary> + <type name="text"></type> + <desc> + <p>Returns the text of the annotations <anno>Anno</anno>. + If there is no text, <c>undefined</c> is returned. + </p> + </desc> + </func> + <func> + <name name="to_term" arity="1"/> + <fsummary>Return the term representing a collection of + annotations</fsummary> + <desc> + <p>Returns the term representing the annotations <anno>Anno</anno>. + </p> + <p>See also <seealso marker="#from_term/1">from_term()</seealso>. + </p> + </desc> + </func> + </funcs> + <section> + <title>See Also</title> + <p><seealso marker="erl_scan">erl_scan(3)</seealso>, + <seealso marker="erl_parse">erl_parse(3)</seealso> + </p> + </section> +</erlref> diff --git a/lib/stdlib/doc/src/erl_eval.xml b/lib/stdlib/doc/src/erl_eval.xml index b707dbcc02..ba988e7ca2 100644 --- a/lib/stdlib/doc/src/erl_eval.xml +++ b/lib/stdlib/doc/src/erl_eval.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/erl_expand_records.xml b/lib/stdlib/doc/src/erl_expand_records.xml index 1b5ee5de36..497b371434 100644 --- a/lib/stdlib/doc/src/erl_expand_records.xml +++ b/lib/stdlib/doc/src/erl_expand_records.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/erl_id_trans.xml b/lib/stdlib/doc/src/erl_id_trans.xml index 0f7042f0c6..30eb213493 100644 --- a/lib/stdlib/doc/src/erl_id_trans.xml +++ b/lib/stdlib/doc/src/erl_id_trans.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/erl_internal.xml b/lib/stdlib/doc/src/erl_internal.xml index 54e560f8b9..e1ee50b424 100644 --- a/lib/stdlib/doc/src/erl_internal.xml +++ b/lib/stdlib/doc/src/erl_internal.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/erl_lint.xml b/lib/stdlib/doc/src/erl_lint.xml index 1ca58baf9a..318cb5ac19 100644 --- a/lib/stdlib/doc/src/erl_lint.xml +++ b/lib/stdlib/doc/src/erl_lint.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/erl_parse.xml b/lib/stdlib/doc/src/erl_parse.xml index cf0bff48cd..0938b5dec3 100644 --- a/lib/stdlib/doc/src/erl_parse.xml +++ b/lib/stdlib/doc/src/erl_parse.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2014</year> + <year>1996</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -173,8 +174,8 @@ </func> <func> <name name="abstract" arity="2"/> - <type name="encoding_func"/> <fsummary>Convert an Erlang term into an abstract form</fsummary> + <type name="encoding_func"/> <desc> <p>Converts the Erlang data structure <c><anno>Data</anno></c> into an abstract form of type <c><anno>AbsTerm</anno></c>.</p> @@ -192,6 +193,97 @@ considered a string.</p> </desc> </func> + <func> + <name name="map_anno" arity="2"/> + <fsummary> + Map a function over the annotations of an abstract form + </fsummary> + <desc> + <p>Modifies the abstract form <anno>Abstr</anno> by applying + <anno>Fun</anno> on every collection of annotations of the + abstract form. The abstract form is traversed in a + depth-first, left-to-right, fashion. + </p> + </desc> + </func> + <func> + <name name="fold_anno" arity="3"/> + <fsummary> + Fold a function over the annotations of an abstract form + </fsummary> + <desc> + <p>Updates an accumulator by applying <anno>Fun</anno> on + every collection of annotations of the abstract form + <anno>Abstr</anno>. The first call to <anno>Fun</anno> has + <anno>AccIn</anno> as argument, and the returned accumulator + <anno>AccOut</anno> is passed to the next call, and so on. + The final value of the accumulator is returned. The abstract + form is traversed in a depth-first, left-to-right, fashion. + </p> + </desc> + </func> + <func> + <name name="mapfold_anno" arity="3"/> + <fsummary> + Map and fold a function over the annotations of an abstract form + </fsummary> + <desc> + <p>Modifies the abstract form <anno>Abstr</anno> by applying + <anno>Fun</anno> on every collection of annotations of the + abstract form, while at the same time updating an + accumulator. The first call to <anno>Fun</anno> has + <anno>AccIn</anno> as second argument, and the returned + accumulator <anno>AccOut</anno> is passed to the next call, + and so on. The modified abstract form as well as the the + final value of the accumulator is returned. The abstract + form is traversed in a depth-first, left-to-right, fashion. + </p> + </desc> + </func> + <func> + <name name="new_anno" arity="1"/> + <fsummary> + Create new annotations + </fsummary> + <desc> + <p>Creates an abstract form from a term which has the same + structure as an abstract form, but <seealso + marker="erl_anno#type-location">locations</seealso> where the + abstract form has annotations. For each location, <seealso + marker="erl_anno#new/1"><c>erl_anno:new/1</c></seealso> is + called, and the annotations replace the location. + </p> + </desc> + </func> + <func> + <name name="anno_from_term" arity="1"/> + <fsummary> + Return annotations as terms + </fsummary> + <desc> + <p>Assumes that <anno>Term</anno> is a term with the same + structure as an abstract form, but with terms, T say, on + those places where an abstract form has annotations. Returns + an abstract form where every term T has been replaced by the + value returned by calling <c>erl_anno:from_term(T)</c>. The + term <anno>Term</anno> is traversed in a depth-first, + left-to-right, fashion. + </p> + </desc> + </func> + <func> + <name name="anno_to_term" arity="1"/> + <fsummary> + Return the representation of annotations + </fsummary> + <desc> + <p>Returns a term where every collection of annotations Anno of + <anno>Abstr</anno> has been replaced by the term returned by + calling <c>erl_anno:to_term(Anno)</c>. The abstract form is + traversed in a depth-first, left-to-right, fashion. + </p> + </desc> + </func> </funcs> <section> @@ -211,8 +303,9 @@ <section> <title>See Also</title> <p><seealso marker="io">io(3)</seealso>, - <seealso marker="erl_scan">erl_scan(3)</seealso>, - ERTS User's Guide</p> + <seealso marker="erl_anno">erl_anno(3)</seealso>, + <seealso marker="erl_scan">erl_scan(3)</seealso>, + <seealso marker="erts:absform">ERTS User's Guide</seealso></p> </section> </erlref> diff --git a/lib/stdlib/doc/src/erl_pp.xml b/lib/stdlib/doc/src/erl_pp.xml index 005c101973..4b8a571c81 100644 --- a/lib/stdlib/doc/src/erl_pp.xml +++ b/lib/stdlib/doc/src/erl_pp.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> @@ -47,8 +48,8 @@ <datatype> <name name="hook_function"/> <desc> - <p>The optional argument <marker id="hook_function"> - <c>HookFunction</c></marker>, shown in the functions described below, + <p>The optional argument <marker id="hook_function"/> + <c>HookFunction</c>, shown in the functions described below, defines a function which is called when an unknown form occurs where there should be a valid expression.</p> diff --git a/lib/stdlib/doc/src/erl_scan.xml b/lib/stdlib/doc/src/erl_scan.xml index 855c8fc195..342f491dd0 100644 --- a/lib/stdlib/doc/src/erl_scan.xml +++ b/lib/stdlib/doc/src/erl_scan.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -120,7 +121,7 @@ <c>string(<anno>String</anno>, <anno>StartLocation</anno>, [])</c>.</p> <p><c><anno>StartLocation</anno></c> indicates the initial location - when scanning starts. If <c><anno>StartLocation</anno></c> is a line + when scanning starts. If <c><anno>StartLocation</anno></c> is a line, <c>attributes()</c> as well as <c><anno>EndLocation</anno></c> and <c><anno>ErrorLocation</anno></c> will be lines. If <c><anno>StartLocation</anno></c> is a pair of a line and a column @@ -132,8 +133,12 @@ line where the token begins, as well as the text of the token (if the <c>text</c> option is given), all of which can be accessed by calling <seealso - marker="#token_info/1">token_info/1,2</seealso> or <seealso - marker="#attributes_info/1">attributes_info/1,2</seealso>.</p> + marker="#token_info/1">token_info/1,2</seealso>, <seealso + marker="#attributes_info/1">attributes_info/1,2</seealso>, + <seealso marker="#column/1">column/1</seealso>, + <seealso marker="#line/1">line/1</seealso>, + <seealso marker="#location/1">location/1</seealso>, and + <seealso marker="#text/1">text/1</seealso>.</p> <p>A <em>token</em> is a tuple containing information about syntactic category, the token attributes, and the actual terminal symbol. For punctuation characters (e.g. <c>;</c>, @@ -176,10 +181,10 @@ <func> <name name="tokens" arity="3"/> <name name="tokens" arity="4"/> + <fsummary>Re-entrant scanner</fsummary> <type name="char_spec"/> <type name="return_cont"/> <type_desc name="return_cont">An opaque continuation</type_desc> - <fsummary>Re-entrant scanner</fsummary> <desc> <p>This is the re-entrant scanner which scans characters until a <em>dot</em> ('.' followed by a white space) or @@ -237,6 +242,70 @@ </desc> </func> <func> + <name name="category" arity="1"/> + <fsummary>Return the category</fsummary> + <desc> + <p>Returns the category of <c><anno>Token</anno></c>. + </p> + </desc> + </func> + <func> + <name name="symbol" arity="1"/> + <fsummary>Return the symbol</fsummary> + <desc> + <p>Returns the symbol of <c><anno>Token</anno></c>. + </p> + </desc> + </func> + <func> + <name name="column" arity="1"/> + <fsummary>Return the column</fsummary> + <desc> + <p>Returns the column of <c><anno>Token</anno></c>'s + collection of annotations. + </p> + </desc> + </func> + <func> + <name name="end_location" arity="1"/> + <fsummary>Return the end location of the text</fsummary> + <desc> + <p>Returns the end location of the text of + <c><anno>Token</anno></c>'s collection of annotations. If + there is no text, + <c>undefined</c> is returned. + </p> + </desc> + </func> + <func> + <name name="line" arity="1"/> + <fsummary>Return the line</fsummary> + <desc> + <p>Returns the line of <c><anno>Token</anno></c>'s collection + of annotations. + </p> + </desc> + </func> + <func> + <name name="location" arity="1"/> + <fsummary>Return the location</fsummary> + <desc> + <p>Returns the location of <c><anno>Token</anno></c>'s + collection of annotations. + </p> + </desc> + </func> + <func> + <name name="text" arity="1"/> + <fsummary>Return the text</fsummary> + <desc> + <p>Returns the text of <c><anno>Token</anno></c>'s collection + of annotations. If there is no text, <c>undefined</c> is + returned. + </p> + </desc> + </func> + <func> <name name="token_info" arity="1"/> <fsummary>Return information about a token</fsummary> <desc> @@ -255,9 +324,9 @@ <func> <name name="token_info" arity="2" clause_i="1"/> <name name="token_info" arity="2" clause_i="2"/> + <fsummary>Return information about a token</fsummary> <type name="token_item"/> <type name="attribute_item"/> - <fsummary>Return information about a token</fsummary> <desc> <p>Returns a list containing information about the token <c><anno>Token</anno></c>. If one single @@ -276,28 +345,28 @@ <p>The following <c><anno>TokenInfoTuple</anno></c>s with corresponding <c><anno>TokenItem</anno></c>s are valid:</p> <taglist> - <tag><c>{category, <seealso marker="#type-category"> - category()</seealso>}</c></tag> + <tag><c>{category, </c><seealso marker="#type-category"> + category()</seealso><c>}</c></tag> <item><p>The category of the token.</p> </item> - <tag><c>{column, <seealso marker="#type-column"> - column()</seealso>}</c></tag> + <tag><c>{column, </c><seealso marker="#type-column"> + column()</seealso><c>}</c></tag> <item><p>The column where the token begins.</p> </item> <tag><c>{length, integer() > 0}</c></tag> <item><p>The length of the token's text.</p> </item> - <tag><c>{line, <seealso marker="#type-line"> - line()</seealso>}</c></tag> + <tag><c>{line, </c><seealso marker="#type-line"> + line()</seealso><c>}</c></tag> <item><p>The line where the token begins.</p> </item> - <tag><c>{location, <seealso marker="#type-location"> - location()</seealso>}</c></tag> + <tag><c>{location, </c><seealso marker="#type-location"> + location()</seealso><c>}</c></tag> <item><p>The line and column where the token begins, or just the line if the column unknown.</p> </item> - <tag><c>{symbol, <seealso marker="#type-symbol"> - symbol()</seealso>}</c></tag> + <tag><c>{symbol, </c><seealso marker="#type-symbol"> + symbol()</seealso><c>}</c></tag> <item><p>The token's symbol.</p> </item> <tag><c>{text, string()}</c></tag> @@ -347,19 +416,19 @@ <p>The following <c><anno>AttributeInfoTuple</anno></c>s with corresponding <c><anno>AttributeItem</anno></c>s are valid:</p> <taglist> - <tag><c>{column, <seealso marker="#type-column"> - column()</seealso>}</c></tag> + <tag><c>{column, </c><seealso marker="#type-column"> + column()</seealso><c>}</c></tag> <item><p>The column where the token begins.</p> </item> <tag><c>{length, integer() > 0}</c></tag> <item><p>The length of the token's text.</p> </item> - <tag><c>{line, <seealso marker="#type-line"> - line()</seealso>}</c></tag> + <tag><c>{line, </c><seealso marker="#type-line"> + line()</seealso><c>}</c></tag> <item><p>The line where the token begins.</p> </item> - <tag><c>{location, <seealso marker="#type-location"> - location()</seealso>}</c></tag> + <tag><c>{location, </c><seealso marker="#type-location"> + location()</seealso><c>}</c></tag> <item><p>The line and column where the token begins, or just the line if the column unknown.</p> </item> @@ -417,6 +486,7 @@ Module:format_error(ErrorDescriptor)</code> <section> <title>See Also</title> <p><seealso marker="io">io(3)</seealso>, - <seealso marker="erl_parse">erl_parse(3)</seealso></p> + <seealso marker="erl_anno">erl_anno(3)</seealso>, + <seealso marker="erl_parse">erl_parse(3)</seealso></p> </section> </erlref> diff --git a/lib/stdlib/doc/src/erl_tar.xml b/lib/stdlib/doc/src/erl_tar.xml index f81e36f810..898b55df72 100644 --- a/lib/stdlib/doc/src/erl_tar.xml +++ b/lib/stdlib/doc/src/erl_tar.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -35,10 +36,11 @@ <modulesummary>Unix 'tar' utility for reading and writing tar archives</modulesummary> <description> <p>The <c>erl_tar</c> module archives and extract files to and from - a tar file. The tar file format is the POSIX extended tar file format - specified in IEEE Std 1003.1 and ISO/IEC 9945-1. That is the same - format as used by <c>tar</c> program on Solaris, but is not the same - as used by the GNU tar program.</p> + a tar file. <c>erl_tar</c> supports the <c>ustar</c> format + (IEEE Std 1003.1 and ISO/IEC 9945-1). All modern <c>tar</c> + programs (including GNU tar) can read this format. To ensure that + that GNU tar produces a tar file that <c>erl_tar</c> can read, + give the <c>--format=ustar</c> option to GNU tar.</p> <p>By convention, the name of a tar file should end in "<c>.tar</c>". To abide to the convention, you'll need to add "<c>.tar</c>" yourself to the name.</p> @@ -65,6 +67,26 @@ </description> <section> + <title>UNICODE SUPPORT</title> + <p>If <seealso + marker="kernel:file#native_name_encoding/0">file:native_name_encoding/0</seealso> + returns <c>utf8</c>, path names will be encoded in UTF-8 when + creating tar files and path names will be assumed to be encoded in + UTF-8 when extracting tar files.</p> + + <p>If <seealso + marker="kernel:file#native_name_encoding/0">file:native_name_encoding/0</seealso> + returns <c>latin1</c>, no translation of path names will be + done.</p> + </section> + + <section> + <title>OTHER STORAGE MEDIA</title> + <p>The <c>erl_ftp</c> module normally accesses the tar-file on disk using the <seealso marker="kernel:file">file module</seealso>. When other needs arise, there is a way to define your own low-level Erlang functions to perform the writing and reading on the storage media. See <seealso marker="#init/3">init/3</seealso> for usage.</p> + <p>An example of this is the sftp support in <seealso marker="ssh:ssh_sftp#open_tar/3">ssh_sftp:open_tar/3</seealso>. That function opens a tar file on a remote machine using an sftp channel.</p> + </section> + + <section> <title>LIMITATIONS</title> <p>For maximum compatibility, it is safe to archive files with names up to 100 characters in length. Such tar files can generally be @@ -84,7 +106,8 @@ <v>TarDescriptor = term()</v> <v>Filename = filename()</v> <v>Options = [Option]</v> - <v>Option = dereference|verbose</v> + <v>Option = dereference|verbose|{chunks,ChunkSize}</v> + <v>ChunkSize = positive_integer()</v> <v>RetValue = ok|{error,{Filename,Reason}}</v> <v>Reason = term()</v> </type> @@ -104,6 +127,12 @@ <item> <p>Print an informational message about the file being added.</p> </item> + <tag><c>{chunks,ChunkSize}</c></tag> + <item> + <p>Read data in parts from the file. This is intended for memory-limited + machines that for example builds a tar file on a remote machine over + <seealso marker="ssh:ssh_sftp#open_tar/3">sftp</seealso>.</p> + </item> </taglist> </desc> </func> @@ -112,8 +141,8 @@ <fsummary>Add a file to an open tar file</fsummary> <type> <v>TarDescriptor = term()</v> - <v>FilenameOrBin = Filename()|binary()</v> - <v>Filename = filename()()</v> + <v>FilenameOrBin = filename()|binary()</v> + <v>Filename = filename()</v> <v>NameInArchive = filename()</v> <v>Options = [Option]</v> <v>Option = dereference|verbose</v> @@ -374,6 +403,100 @@ </warning> </desc> </func> + + <func> + <name>init(UserPrivate, AccessMode, Fun) -> {ok,TarDescriptor} | {error,Reason} +</name> + <fsummary>Creates a TarDescriptor used in subsequent tar operations when + defining own low-level storage access functions + </fsummary> + <type> + <v>UserPrivate = term()</v> + <v>AccessMode = [write] | [read]</v> + <v>Fun when AccessMode is [write] = fun(write, {UserPrivate,DataToWrite})->...; + (position,{UserPrivate,Position})->...; + (close, UserPrivate)->... + end + </v> + <v>Fun when AccessMode is [read] = fun(read2, {UserPrivate,Size})->...; + (position,{UserPrivate,Position})->...; + (close, UserPrivate)->... + end + </v> + <v>TarDescriptor = term()</v> + <v>Reason = term()</v> + </type> + <desc> + <p>The <c>Fun</c> is the definition of what to do when the different + storage operations functions are to be called from the higher tar + handling functions (<c>add/3</c>, <c>add/4</c>, <c>close/1</c>...). + </p> + <p>The <c>Fun</c> will be called when the tar function wants to do + a low-level operation, like writing a block to a file. The Fun is called + as <c>Fun(Op,{UserPrivate,Parameters...})</c> where <c>Op</c> is the operation name, + <c>UserPrivate</c> is the term passed as the first argument to <c>init/1</c> and + <c>Parameters...</c> are the data added by the tar function to be passed down to + the storage handling function. + </p> + <p>The parameter <c>UserPrivate</c> is typically the result of opening a low level + structure like a file descriptor, a sftp channel id or such. The different <c>Fun</c> + clauses operates on that very term. + </p> + <p>The fun clauses parameter lists are:</p> + <taglist> + <tag><c>(write, {UserPrivate,DataToWrite})</c></tag> + <item>Write the term <c>DataToWrite</c> using <c>UserPrivate</c></item> + <tag><c>(close, UserPrivate)</c></tag> + <item>Close the access.</item> + <tag><c>(read2, {UserPrivate,Size})</c></tag> + <item>Read using <c>UserPrivate</c> but only <c>Size</c> bytes. Note that there is + only an arity-2 read function, not an arity-1 + </item> + <tag><c> (position,{UserPrivate,Position})</c></tag> + <item>Sets the position of <c>UserPrivate</c> as defined for files in <seealso marker="kernel:file#position-2">file:position/2</seealso></item> + <tag><c></c></tag> + <item></item> + </taglist> + <p>A complete <c>Fun</c> parameter for reading and writing on files using the + <seealso marker="kernel:file">file module</seealso> could be: + </p> + <code type="none"> + ExampleFun = + fun(write, {Fd,Data}) -> file:write(Fd, Data); + (position, {Fd,Pos}) -> file:position(Fd, Pos); + (read2, {Fd,Size}) -> file:read(Fd,Size); + (close, Fd) -> file:close(Fd) + end + </code> + <p>where <c>Fd</c> was given to the <c>init/3</c> function as:</p> + <code> + {ok,Fd} = file:open(Name,...). + {ok,TarDesc} = erl_tar:init(Fd, [write], ExampleFun), + </code> + <p>The <c>TarDesc</c> is then used:</p> + <code> + erl_tar:add(TarDesc, SomeValueIwantToAdd, FileNameInTarFile), + ...., + erl_tar:close(TarDesc) + </code> + <p>When the erl_tar core wants to e.g. write a piece of Data, it would call + <c>ExampleFun(write,{UserPrivate,Data})</c>. + </p> + <note> + <p>The example above with <c>file</c> module operations is not necessary to + use directly since that is what the <seealso marker="#open">open</seealso> function + in principle does. + </p> + </note> + <warning> + <p>The <c>TarDescriptor</c> term is not a file descriptor. + You should not rely on the specific contents of the <c>TarDescriptor</c> + term, as it may change in future versions as more features are added + to the <c>erl_tar</c> module.</p> + </warning> + </desc> + </func> + <func> <name>table(Name) -> RetValue</name> <fsummary>Retrieve the name of all files in a tar file</fsummary> diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index 3df24bf688..447fe51130 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -131,9 +132,10 @@ <name name="access"/> </datatype> <datatype> - <name><marker id="type-continuation">continuation()</marker></name> + <name>continuation()</name> <desc> - <p>Opaque continuation used by <seealso marker="#select/1"> + <p><marker id="type-continuation"/> + Opaque continuation used by <seealso marker="#select/1"> <c>select/1,3</c></seealso>, <seealso marker="#select_reverse/1"> <c>select_reverse/1,3</c></seealso>, <seealso marker="#match/1"> @@ -447,15 +449,21 @@ Error: fun containing local Erlang function calls <item><c>{owner, pid()}</c> <br></br> The pid of the owner of the table.</item> - <item><c>{protection, <seealso marker="#type-access">access()</seealso>}</c> <br></br> + <item><c>{protection, </c><seealso marker="#type-access">access()</seealso><c>}</c> <br></br> The table access rights.</item> <item><c>{size, integer() >= 0</c> <br></br> The number of objects inserted in the table.</item> - <item><c>{type, <seealso marker="#type-type">type()</seealso>}</c> <br></br> + <item><c>{type, </c><seealso marker="#type-type">type()</seealso><c>}</c> <br></br> The table type.</item> + <item><c>{read_concurrency, boolean()}</c> <br></br> + + Indicates whether the table uses read_concurrency or not.</item> + <item><c>{write_concurrency, boolean()}</c> <br></br> + + Indicates whether the table uses write_concurrency or not.</item> </list> </desc> </func> @@ -480,14 +488,39 @@ Error: fun containing local Erlang function calls <item><c>Item=fixed, Value=boolean()</c> <br></br> Indicates if the table is fixed by any process or not.</item> - <item> - <p><c>Item=safe_fixed, Value={FirstFixed,Info}|false</c> <br></br> + <item><marker id="info_2_safe_fixed_monotonic_time"/> + <p><c>Item=safe_fixed|safe_fixed_monotonic_time, Value={FixationTime,Info}|false</c> <br></br> </p> - <p>If the table has been fixed using <c>safe_fixtable/2</c>, - the call returns a tuple where <c>FirstFixed</c> is the + <p>If the table has been fixed using + <seealso marker="#safe_fixtable/2"><c>safe_fixtable/2</c></seealso>, + the call returns a tuple where <c>FixationTime</c> is the time when the table was first fixed by a process, which may or may not be one of the processes it is fixed by right now.</p> + <p>The format and value of <c>FixationTime</c> depends on + <c>Item</c>:</p> + <taglist> + <tag><c>safe_fixed</c></tag> + <item><p><c>FixationTime</c> will correspond to the result + returned by + <seealso marker="erts:erlang#timestamp/0">erlang:timestamp/0</seealso> + at the time of fixation. Note that when the system is using + single or multi + <seealso marker="erts:time_correction#Time_Warp_Modes">time warp + modes</seealso> this might produce strange results. This + since the usage of <c>safe_fixed</c> is not + <seealso marker="erts:time_correction#Time_Warp_Safe_Code">time warp + safe</seealso>. Time warp safe code need to use + <c>safe_fixed_monotonic_time</c> instead.</p></item> + + <tag><c>safe_fixed_monotonic_time</c></tag> + <item><p><c>FixationTime</c> will correspond to the result + returned by + <seealso marker="erts:erlang#monotonic_time/0">erlang:monotonic_time/0</seealso> + at the time of fixation. The usage of <c>safe_fixed_monotonic_time</c> is + <seealso marker="erts:time_correction#Time_Warp_Safe_Code">time warp + safe</seealso>.</p></item> + </taglist> <p><c>Info</c> is a possibly empty lists of tuples <c>{Pid,RefCount}</c>, one tuple for every process the table is fixed by right now. <c>RefCount</c> is the value @@ -603,7 +636,7 @@ ets:is_compiled_ms(Broken).</code> <p>Returns the last key <c><anno>Key</anno></c> according to Erlang term order in the table <c>Tab</c> of the <c>ordered_set</c> type. If the table is of any other type, the function is synonymous - to <c>first/2</c>. If the table is empty, + to <c>first/1</c>. If the table is empty, <c>'$end_of_table'</c> is returned.</p> <p>Use <c>prev/2</c> to find preceding keys in the table.</p> </desc> @@ -909,7 +942,7 @@ ets:select(Table,MatchSpec),</code> </item> <item> <p><c>{keypos,<anno>Pos</anno>}</c> - Specfies which element in the stored tuples should be + Specifies which element in the stored tuples should be used as key. By default, it is the first element, i.e. <c><anno>Pos</anno>=1</c>. However, this is not always appropriate. In particular, we do not want the first element to be the @@ -1127,9 +1160,11 @@ clean_all_with_value(Tab,X,Key) -> table but never releases it, the memory used by the deleted objects will never be freed. The performance of operations on the table will also degrade significantly.</p> - <p>Use <c>info/2</c> to retrieve information about which - processes have fixed which tables. A system with a lot of - processes fixing tables may need a monitor which sends alarms + <p>Use + <seealso marker="#info_2_safe_fixed_monotonic_time"><c>info(Tab, + safe_fixed_monotonic_time)</c></seealso> to retrieve information + about which processes have fixed which tables. A system with a lot + of processes fixing tables may need a monitor which sends alarms when tables have been fixed for too long.</p> <p>Note that for tables of the <c>ordered_set</c> type, <c>safe_fixtable/2</c> is not necessary as calls to @@ -1429,7 +1464,9 @@ is_integer(X), is_integer(Y), X + Y < 4711]]></code> <p>Whenever the <c>extended_info</c> option is used, it results in a file not readable by versions of ets prior to that in stdlib-1.15.1</p> - + <p>The <c>sync</c> option, if set to <c>true</c>, ensures that + the content of the file is actually written to the disk before + <c>tab2file</c> returns. Default is <c>{sync, false}</c>.</p> </desc> </func> <func> @@ -1587,6 +1624,21 @@ true</pre> </desc> </func> <func> + <name name="take" arity="2"/> + <fsummary>Return and remove all objects with a given key from an ETS + table.</fsummary> + <desc> + <p>Returns a list of all objects with the key <c><anno>Key</anno></c> in + the table <c><anno>Tab</anno></c> and removes.</p> + <p>The given <c><anno>Key</anno></c> is used to identify the object by + either <em>comparing equal</em> the key of an object in an + <c>ordered_set</c> table, or <em>matching</em> in other types of + tables (see <seealso marker="#lookup/2">lookup/2</seealso> and + <seealso marker="#new/2">new/2</seealso> for details on the + difference).</p> + </desc> + </func> + <func> <name name="to_dets" arity="2"/> <fsummary>Fill a Dets table with objects from an ETS table.</fsummary> <desc> @@ -1597,15 +1649,19 @@ true</pre> </func> <func> <name name="update_counter" arity="3" clause_i="1"/> + <name name="update_counter" arity="4" clause_i="1"/> <name name="update_counter" arity="3" clause_i="2"/> + <name name="update_counter" arity="4" clause_i="2"/> <name name="update_counter" arity="3" clause_i="3"/> + <name name="update_counter" arity="4" clause_i="3"/> + <fsummary>Update a counter object in an ETS table.</fsummary> <type variable="Tab"/> <type variable="Key"/> <type variable="UpdateOp" name_i="1"/> <type variable="Pos" name_i="1"/> <type variable="Threshold" name_i="1"/> <type variable="SetValue" name_i="1"/> - <fsummary>Update a counter object in an ETS table.</fsummary> + <type variable="Default"/> <desc> <p>This function provides an efficient way to update one or more counters, without the hassle of having to look up an object, update @@ -1646,12 +1702,22 @@ true</pre> <seealso marker="#lookup/2">lookup/2</seealso> and <seealso marker="#new/2">new/2</seealso> for details on the difference).</p> + <p>If a default object <c><anno>Default</anno></c> is given, it is used + as the object to be updated if the key is missing from the table. The + value in place of the key is ignored and replaced by the proper key + value. The return value is as if the default object had not been used, + that is a single updated element or a list of them.</p> <p>The function will fail with reason <c>badarg</c> if:</p> <list type="bulleted"> <item>the table is not of type <c>set</c> or <c>ordered_set</c>,</item> - <item>no object with the right key exists,</item> + <item>no object with the right key exists and no default object were + supplied,</item> <item>the object has the wrong arity,</item> + <item>the default object arity is smaller than + <c><![CDATA[<keypos>]]></c></item> + <item>any field from the default object being updated is not an + integer</item> <item>the element to update is not an integer,</item> <item>the element to update is also the key, or,</item> <item>any of <c><anno>Pos</anno></c>, <c><anno>Incr</anno></c>, <c><anno>Threshold</anno></c> or @@ -1662,11 +1728,11 @@ true</pre> <func> <name name="update_element" arity="3" clause_i="1"/> <name name="update_element" arity="3" clause_i="2"/> + <fsummary>Updates the <c>Pos</c>:th element of the object with a given key in an ETS table.</fsummary> <type variable="Tab"/> <type variable="Key"/> <type variable="Value"/> <type variable="Pos"/> - <fsummary>Updates the <c>Pos</c>:th element of the object with a given key in an ETS table.</fsummary> <desc> <p>This function provides an efficient way to update one or more elements within an object, without the hassle of having to look up, diff --git a/lib/stdlib/doc/src/file_sorter.xml b/lib/stdlib/doc/src/file_sorter.xml index 16572df3c5..f033eebec7 100644 --- a/lib/stdlib/doc/src/file_sorter.xml +++ b/lib/stdlib/doc/src/file_sorter.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -105,9 +106,9 @@ <c>file:get_cwd()</c> is used instead. The names of temporary files are derived from the Erlang nodename (<c>node()</c>), the process identifier of the current Erlang - emulator (<c>os:getpid()</c>), and a timestamp - (<c>erlang:now()</c>); a typical name would be - <c>fs_mynode@myhost_1763_1043_337000_266005.17</c>, where + emulator (<c>os:getpid()</c>), and a unique integer + (<c>erlang:unique_integer([positive])</c>); a typical name would be + <c>fs_mynode@myhost_1763_4711.17</c>, where <c>17</c> is a sequence number. Existing files will be overwritten. Temporary files are deleted unless some uncaught EXIT signal occurs. @@ -222,82 +223,82 @@ output(L) -> <datatypes> <datatype> - <name name="file_name"/><br/> + <name name="file_name"/> </datatype> <datatype> - <name name="file_names"/><br/> + <name name="file_names"/> </datatype> <datatype> - <name name="i_command"/><br/> + <name name="i_command"/> </datatype> <datatype> - <name name="i_reply"/><br/> + <name name="i_reply"/> </datatype> <datatype> - <name name="infun"/><br/> + <name name="infun"/> </datatype> <datatype> - <name name="input"/><br/> + <name name="input"/> </datatype> <datatype> - <name name="input_reply"/><br/> + <name name="input_reply"/> </datatype> <datatype> - <name name="o_command"/><br/> + <name name="o_command"/> </datatype> <datatype> - <name name="o_reply"/><br/> + <name name="o_reply"/> </datatype> <datatype> - <name name="object"/><br/> + <name name="object"/> </datatype> <datatype> - <name name="outfun"/><br/> + <name name="outfun"/> </datatype> <datatype> - <name name="output"/><br/> + <name name="output"/> </datatype> <datatype> - <name name="output_reply"/><br/> + <name name="output_reply"/> </datatype> <datatype> - <name name="value"/><br/> + <name name="value"/> </datatype> <datatype> - <name name="options"/><br/> + <name name="options"/> </datatype> <datatype> - <name name="option"/><br/> + <name name="option"/> </datatype> <datatype> - <name name="format"/><br/> + <name name="format"/> </datatype> <datatype> - <name name="format_fun"/><br/> + <name name="format_fun"/> </datatype> <datatype> - <name name="header_length"/><br/> + <name name="header_length"/> </datatype> <datatype> - <name name="key_pos"/><br/> + <name name="key_pos"/> </datatype> <datatype> - <name name="no_files"/><br/> + <name name="no_files"/> </datatype> <datatype> - <name name="order"/><br/> + <name name="order"/> </datatype> <datatype> - <name name="order_fun"/><br/> + <name name="order_fun"/> </datatype> <datatype> - <name name="size"/><br/> + <name name="size"/> </datatype> <datatype> - <name name="tmp_directory"/><br/> + <name name="tmp_directory"/> </datatype> <datatype> - <name name="reason"/><br/> + <name name="reason"/> </datatype> </datatypes> diff --git a/lib/stdlib/doc/src/filelib.xml b/lib/stdlib/doc/src/filelib.xml index 6fa39f97f6..2cf9490f4b 100644 --- a/lib/stdlib/doc/src/filelib.xml +++ b/lib/stdlib/doc/src/filelib.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/filename.xml b/lib/stdlib/doc/src/filename.xml index 49b652f969..1d4ffc10f9 100644 --- a/lib/stdlib/doc/src/filename.xml +++ b/lib/stdlib/doc/src/filename.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -213,7 +214,7 @@ <desc> <p>Converts <c><anno>Path</anno></c> to a form accepted by the command shell and native applications on the current platform. On Windows, - forward slashes is converted to backward slashes. On all + forward slashes are converted to backward slashes. On all platforms, the name is normalized as done by <c>join/1</c>.</p> <pre> 19> <input>filename:nativename("/usr/local/bin/").</input> % Unix diff --git a/lib/stdlib/doc/src/gb_sets.xml b/lib/stdlib/doc/src/gb_sets.xml index ea96c14472..84609a0f7c 100644 --- a/lib/stdlib/doc/src/gb_sets.xml +++ b/lib/stdlib/doc/src/gb_sets.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>2001</year><year>2014</year> + <year>2001</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -120,9 +121,6 @@ </datatype> <datatype> <name name="set" n_vars="0"/> - <desc> - <p><c>set()</c> is equivalent to <c>set(term())</c>.</p> - </desc> </datatype> <datatype> <name name="iter" n_vars="1"/> @@ -130,9 +128,6 @@ </datatype> <datatype> <name name="iter" n_vars="0"/> - <desc> - <p><c>iter()</c> is equivalent to <c>iter(term())</c>.</p> - </desc> </datatype> </datatypes> <funcs> @@ -306,6 +301,17 @@ </desc> </func> <func> + <name name="iterator_from" arity="2"/> + <fsummary>Return an iterator for a set starting from a specified element</fsummary> + <desc> + <p>Returns an iterator that can be used for traversing the + entries of <c><anno>Set</anno></c>; see <c>next/1</c>. + The difference as compared to the iterator returned by + <c>iterator/1</c> is that the first element greater than + or equal to <c><anno>Element</anno></c> is returned.</p> + </desc> + </func> + <func> <name name="largest" arity="1"/> <fsummary>Return largest element</fsummary> <desc> diff --git a/lib/stdlib/doc/src/gb_trees.xml b/lib/stdlib/doc/src/gb_trees.xml index b2f237e1d7..5d1f27c014 100644 --- a/lib/stdlib/doc/src/gb_trees.xml +++ b/lib/stdlib/doc/src/gb_trees.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>2001</year><year>2014</year> + <year>2001</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -64,9 +65,6 @@ </datatype> <datatype> <name name="tree" n_vars="0"/> - <desc> - <p><c>tree()</c> is equivalent to <c>tree(term(), term())</c>.</p> - </desc> </datatype> <datatype> <name name="iter" n_vars="2"/> @@ -74,9 +72,6 @@ </datatype> <datatype> <name name="iter" n_vars="0"/> - <desc> - <p><c>iter()</c> is equivalent to <c>iter(term(), term())</c>.</p> - </desc> </datatype> </datatypes> <funcs> @@ -183,6 +178,17 @@ </desc> </func> <func> + <name name="iterator_from" arity="2"/> + <fsummary>Return an iterator for a tree starting from specified key</fsummary> + <desc> + <p>Returns an iterator that can be used for traversing the + entries of <c><anno>Tree</anno></c>; see <c>next/1</c>. + The difference as compared to the iterator returned by + <c>iterator/1</c> is that the first key greater than + or equal to <c><anno>Key</anno></c> is returned.</p> + </desc> + </func> + <func> <name name="keys" arity="1"/> <fsummary>Return a list of the keys in a tree</fsummary> <desc> diff --git a/lib/stdlib/doc/src/gen_event.xml b/lib/stdlib/doc/src/gen_event.xml index b9dfff833e..c4bab45781 100644 --- a/lib/stdlib/doc/src/gen_event.xml +++ b/lib/stdlib/doc/src/gen_event.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -44,6 +45,7 @@ <pre> gen_event module Callback module ---------------- --------------- +gen_event:start gen_event:start_link -----> - gen_event:add_handler @@ -177,7 +179,7 @@ gen_event:stop -----> Module:terminate/2 <name>add_handler(EventMgrRef, Handler, Args) -> Result</name> <fsummary>Add an event handler to a generic event manager.</fsummary> <type> - <v>EventMgr = Name | {Name,Node} | {global,GlobalName} + <v>EventMgrRef = Name | {Name,Node} | {global,GlobalName} | {via,Module,ViaName} | pid()</v> <v> Name = Node = atom()</v> <v> GlobalName = ViaName = term()</v> @@ -223,7 +225,7 @@ gen_event:stop -----> Module:terminate/2 <name>add_sup_handler(EventMgrRef, Handler, Args) -> Result</name> <fsummary>Add a supervised event handler to a generic event manager.</fsummary> <type> - <v>EventMgr = Name | {Name,Node} | {global,GlobalName} + <v>EventMgrRef = Name | {Name,Node} | {global,GlobalName} | {via,Module,ViaName} | pid()</v> <v> Name = Node = atom()</v> <v> GlobalName = ViaName = term()</v> @@ -456,19 +458,37 @@ gen_event:stop -----> Module:terminate/2 </func> <func> <name>stop(EventMgrRef) -> ok</name> + <name>stop(EventMgrRef, Reason, Timeout) -> ok</name> <fsummary>Terminate a generic event manager.</fsummary> <type> <v>EventMgrRef = Name | {Name,Node} | {global,GlobalName} | {via,Module,ViaName} | pid()</v> <v>Name = Node = atom()</v> <v>GlobalName = ViaName = term()</v> + <v>Reason = term()</v> + <v>Timeout = int()>0 | infinity</v> </type> <desc> - <p>Terminates the event manager <c>EventMgrRef</c>. Before - terminating, the event manager will call - <c>Module:terminate(stop,...)</c> for each installed event - handler.</p> - <p>See <c>add_handler/3</c> for a description of the argument.</p> + <p>Orders the event manager <c>EventMgrRef</c> to exit with + the given <c>Reason</c> and waits for it to + terminate. Before terminating, the gen_event will call + <seealso marker="#Module:terminate/2">Module:terminate(stop,...)</seealso> + for each installed event handler.</p> + <p>The function returns <c>ok</c> if the event manager terminates + with the expected reason. Any other reason than <c>normal</c>, + <c>shutdown</c>, or <c>{shutdown,Term}</c> will cause an + error report to be issued using + <seealso marker="kernel:error_logger#format/2">error_logger:format/2</seealso>. + The default <c>Reason</c> is <c>normal</c>.</p> + <p><c>Timeout</c> is an integer greater than zero which + specifies how many milliseconds to wait for the event manager to + terminate, or the atom <c>infinity</c> to wait + indefinitely. The default value is <c>infinity</c>. If the + event manager has not terminated within the specified time, a + <c>timeout</c> exception is raised.</p> + <p>If the process does not exist, a <c>noproc</c> exception + is raised.</p> + <p>See <c>add_handler/3</c> for a description of <c>EventMgrRef</c>.</p> </desc> </func> </funcs> @@ -696,7 +716,7 @@ gen_event:stop -----> Module:terminate/2 the purposes described below.</p> </note> <p>This function is called by a gen_event process when:</p> - <list typed="bulleted"> + <list type="bulleted"> <item>One of <seealso marker="sys#get_status/1">sys:get_status/1,2</seealso> is invoked to get the gen_event status. <c>Opt</c> is set @@ -720,7 +740,7 @@ gen_event:stop -----> Module:terminate/2 customises the details of the current state of the event handler. Any term is allowed for <c>Status</c>. The gen_event module uses <c>Status</c> as follows:</p> - <list typed="bulleted"> + <list type="bulleted"> <item>When <c>sys:get_status/1,2</c> is called, gen_event ensures that its return value contains <c>Status</c> in place of the event handler's actual state term.</item> diff --git a/lib/stdlib/doc/src/gen_fsm.xml b/lib/stdlib/doc/src/gen_fsm.xml index 1713367bd8..4d594b8eb2 100644 --- a/lib/stdlib/doc/src/gen_fsm.xml +++ b/lib/stdlib/doc/src/gen_fsm.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -43,8 +44,11 @@ <pre> gen_fsm module Callback module -------------- --------------- +gen_fsm:start gen_fsm:start_link -----> Module:init/1 +gen_fsm:stop -----> Module:terminate/3 + gen_fsm:send_event -----> Module:StateName/2 gen_fsm:send_all_state_event -----> Module:handle_event/3 @@ -115,7 +119,7 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 If <c>FsmName={global,GlobalName}</c>, the gen_fsm is registered globally as <c>GlobalName</c> using <c>global:register_name/2</c>. - If <c>EventMgrName={via,Module,ViaName}</c>, the event manager will + If <c>FsmName={via,Module,ViaName}</c>, the gen_fsm will register with the registry represented by <c>Module</c>. The <c>Module</c> callback should export the functions <c>register_name/2</c>, <c>unregister_name/1</c>, @@ -187,6 +191,39 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 </desc> </func> <func> + <name>stop(FsmRef) -> ok</name> + <name>stop(FsmRef, Reason, Timeout) -> ok</name> + <fsummary>Synchronously stop a generic FSM.</fsummary> + <type> + <v>FsmRef = Name | {Name,Node} | {global,GlobalName} + | {via,Module,ViaName} | pid()</v> + <v> Node = atom()</v> + <v> GlobalName = ViaName = term()</v> + <v>Reason = term()</v> + <v>Timeout = int()>0 | infinity</v> + </type> + <desc> + <p>Orders a generic FSM to exit with the given <c>Reason</c> + and waits for it to terminate. The gen_fsm will call + <seealso marker="#Module:terminate/3">Module:terminate/3</seealso> + before exiting.</p> + <p>The function returns <c>ok</c> if the generic FSM terminates + with the expected reason. Any other reason than <c>normal</c>, + <c>shutdown</c>, or <c>{shutdown,Term}</c> will cause an + error report to be issued using + <seealso marker="kernel:error_logger#format/2">error_logger:format/2</seealso>. + The default <c>Reason</c> is <c>normal</c>.</p> + <p><c>Timeout</c> is an integer greater than zero which + specifies how many milliseconds to wait for the generic FSM + to terminate, or the atom <c>infinity</c> to wait + indefinitely. The default value is <c>infinity</c>. If the + generic FSM has not terminated within the specified time, a + <c>timeout</c> exception is raised.</p> + <p>If the process does not exist, a <c>noproc</c> exception + is raised.</p> + </desc> + </func> + <func> <name>send_event(FsmRef, Event) -> ok</name> <fsummary>Send an event asynchronously to a generic FSM.</fsummary> <type> @@ -210,7 +247,7 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 registered at another node, or</item> <item><c>{global,GlobalName}</c>, if the gen_fsm is globally registered.</item> - <item><c>{via,Module,ViaName}</c>, if the event manager is registered + <item><c>{via,Module,ViaName}</c>, if the gen_fsm is registered through an alternative process registry.</item> </list> <p><c>Event</c> is an arbitrary term which is passed as one of @@ -302,11 +339,12 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 </desc> </func> <func> - <name>reply(Caller, Reply) -> true</name> + <name>reply(Caller, Reply) -> Result</name> <fsummary>Send a reply to a caller.</fsummary> <type> <v>Caller - see below</v> <v>Reply = term()</v> + <v>Result = term()</v> </type> <desc> <p>This function can be used by a gen_fsm to explicitly send a @@ -321,6 +359,8 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 which will be given back to the client as the return value of <c>sync_send_event/2,3</c> or <c>sync_send_all_state_event/2,3</c>.</p> + <p>The return value <c>Result</c> is not further defined, and + should always be ignored.</p> </desc> </func> <func> @@ -528,7 +568,8 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 <c>Module:init/1</c> for a description of <c>Timeout</c> and <c>hibernate</c>.</p> <p>If the function returns <c>{stop,Reason,NewStateData}</c>, the gen_fsm will call - <c>Module:terminate(Reason,NewStateData)</c> and terminate.</p> + <c>Module:terminate(Reason,StateName,NewStateData)</c> and + terminate.</p> </desc> </func> <func> @@ -614,7 +655,8 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 <c>{stop,Reason,NewStateData}</c>, any reply to <c>From</c> must be given explicitly using <c>gen_fsm:reply/2</c>. The gen_fsm will then call - <c>Module:terminate(Reason,NewStateData)</c> and terminate.</p> + <c>Module:terminate(Reason,StateName,NewStateData)</c> and + terminate.</p> </desc> </func> <func> @@ -763,7 +805,7 @@ gen_fsm:sync_send_all_state_event -----> Module:handle_sync_event/4 module state data.</p> </note> <p>This function is called by a gen_fsm process when:</p> - <list typed="bulleted"> + <list type="bulleted"> <item>One of <seealso marker="sys#get_status/1">sys:get_status/1,2</seealso> is invoked to get the gen_fsm status. <c>Opt</c> is set to diff --git a/lib/stdlib/doc/src/gen_server.xml b/lib/stdlib/doc/src/gen_server.xml index 4c83fde237..6d04771cd4 100644 --- a/lib/stdlib/doc/src/gen_server.xml +++ b/lib/stdlib/doc/src/gen_server.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -43,8 +44,11 @@ <pre> gen_server module Callback module ----------------- --------------- +gen_server:start gen_server:start_link -----> Module:init/1 +gen_server:stop -----> Module:terminate/2 + gen_server:call gen_server:multi_call -----> Module:handle_call/3 @@ -113,7 +117,7 @@ gen_server:abcast -----> Module:handle_cast/2 registered globally as <c>GlobalName</c> using <c>global:register_name/2</c>. If no name is provided, the gen_server is not registered. - If <c>EventMgrName={via,Module,ViaName}</c>, the event manager will + If <c>ServerName={via,Module,ViaName}</c>, the gen_server will register with the registry represented by <c>Module</c>. The <c>Module</c> callback should export the functions <c>register_name/2</c>, <c>unregister_name/1</c>, @@ -184,6 +188,40 @@ gen_server:abcast -----> Module:handle_cast/2 </desc> </func> <func> + <name>stop(ServerRef) -> ok</name> + <name>stop(ServerRef, Reason, Timeout) -> ok</name> + <fsummary>Synchronously stop a generic server.</fsummary> + <type> + <v>ServerRef = Name | {Name,Node} | {global,GlobalName} + | {via,Module,ViaName} | pid()</v> + <v> Node = atom()</v> + <v> GlobalName = ViaName = term()</v> + <v>Reason = term()</v> + <v>Timeout = int()>0 | infinity</v> + </type> + <desc> + <p>Orders a generic server to exit with the + given <c>Reason</c> and waits for it to terminate. The + gen_server will call + <seealso marker="#Module:terminate/2">Module:terminate/2</seealso> + before exiting.</p> + <p>The function returns <c>ok</c> if the server terminates + with the expected reason. Any other reason than <c>normal</c>, + <c>shutdown</c>, or <c>{shutdown,Term}</c> will cause an + error report to be issued using + <seealso marker="kernel:error_logger#format/2">error_logger:format/2</seealso>. + The default <c>Reason</c> is <c>normal</c>.</p> + <p><c>Timeout</c> is an integer greater than zero which + specifies how many milliseconds to wait for the server to + terminate, or the atom <c>infinity</c> to wait + indefinitely. The default value is <c>infinity</c>. If the + server has not terminated within the specified time, a + <c>timeout</c> exception is raised.</p> + <p>If the process does not exist, a <c>noproc</c> exception + is raised.</p> + </desc> + </func> + <func> <name>call(ServerRef, Request) -> Reply</name> <name>call(ServerRef, Request, Timeout) -> Reply</name> <fsummary>Make a synchronous call to a generic server.</fsummary> @@ -284,7 +322,7 @@ gen_server:abcast -----> Module:handle_cast/2 which may be infinity.</p> <p>This problem does not exist if all nodes are Erlang nodes.</p> </warning> - <p>To avoid that late answers (after the timeout) pollutes + <p>To prevent late answers (after the timeout) from polluting the caller's message queue, a middleman process is used to do the actual calls. Late answers will then be discarded when they arrive to a terminated process.</p> @@ -635,7 +673,7 @@ gen_server:abcast -----> Module:handle_cast/2 module state.</p> </note> <p>This function is called by a gen_server process when:</p> - <list typed="bulleted"> + <list type="bulleted"> <item>One of <seealso marker="sys#get_status/1">sys:get_status/1,2</seealso> is invoked to get the gen_server status. <c>Opt</c> is set diff --git a/lib/stdlib/doc/src/io.xml b/lib/stdlib/doc/src/io.xml index a28180b42a..4655c8662f 100644 --- a/lib/stdlib/doc/src/io.xml +++ b/lib/stdlib/doc/src/io.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -131,8 +132,8 @@ <func> <name name="get_chars" arity="2"/> <name name="get_chars" arity="3"/> - <type name="server_no_data"/> <fsummary>Read a specified number of characters</fsummary> + <type name="server_no_data"/> <desc> <p>Reads <c><anno>Count</anno></c> characters from standard input (<c><anno>IoDevice</anno></c>), prompting it with <c><anno>Prompt</anno></c>. It @@ -161,8 +162,8 @@ <func> <name name="get_line" arity="1"/> <name name="get_line" arity="2"/> - <type name="server_no_data"/> <fsummary>Read a line</fsummary> + <type name="server_no_data"/> <desc> <p>Reads a line from the standard input (<c><anno>IoDevice</anno></c>), prompting it with <c><anno>Prompt</anno></c>. It returns:</p> @@ -299,8 +300,8 @@ <func> <name name="read" arity="1"/> <name name="read" arity="2"/> - <type name="server_no_data"/> <fsummary>Read a term</fsummary> + <type name="server_no_data"/> <desc> <p>Reads a term <c><anno>Term</anno></c> from the standard input (<c><anno>IoDevice</anno></c>), prompting it with <c><anno>Prompt</anno></c>. It @@ -329,8 +330,8 @@ <func> <name name="read" arity="3"/> <name name="read" arity="4"/> - <type name="server_no_data"/> <fsummary>Read a term</fsummary> + <type name="server_no_data"/> <desc> <p>Reads a term <c><anno>Term</anno></c> from <c><anno>IoDevice</anno></c>, prompting it with <c><anno>Prompt</anno></c>. Reading starts at location @@ -505,7 +506,8 @@ ok <p>Writes the data with standard syntax in the same way as <c>~w</c>, but breaks terms whose printed representation is longer than one line into many lines and indents each - line sensibly. It also tries to detect lists of + line sensibly. Left justification is not supported. + It also tries to detect lists of printable characters and to output these as strings. The Unicode translation modifier is used for determining what characters are printable. For example:</p> @@ -696,8 +698,8 @@ ok <func> <name name="fread" arity="2"/> <name name="fread" arity="3"/> - <type name="server_no_data"/> <fsummary>Read formatted input</fsummary> + <type name="server_no_data"/> <desc> <p>Reads characters from the standard input (<c><anno>IoDevice</anno></c>), prompting it with <c><anno>Prompt</anno></c>. Interprets the characters in @@ -868,8 +870,8 @@ enter><input>:</input> <input>alan</input> <input>:</input> <input>joe</in <name name="scan_erl_exprs" arity="2"/> <name name="scan_erl_exprs" arity="3"/> <name name="scan_erl_exprs" arity="4"/> - <type name="server_no_data"/> <fsummary>Read and tokenize Erlang expressions</fsummary> + <type name="server_no_data"/> <desc> <p>Reads data from the standard input (<c>IoDevice</c>), prompting it with <c>Prompt</c>. Reading starts at location @@ -917,8 +919,8 @@ enter><input>1.0er.</input> <name name="scan_erl_form" arity="2"/> <name name="scan_erl_form" arity="3"/> <name name="scan_erl_form" arity="4"/> - <type name="server_no_data"/> <fsummary>Read and tokenize an Erlang form</fsummary> + <type name="server_no_data"/> <desc> <p>Reads data from the standard input (<c><anno>IoDevice</anno></c>), prompting it with <c><anno>Prompt</anno></c>. Starts reading @@ -937,9 +939,9 @@ enter><input>1.0er.</input> <name name="parse_erl_exprs" arity="2"/> <name name="parse_erl_exprs" arity="3"/> <name name="parse_erl_exprs" arity="4"/> + <fsummary>Read, tokenize and parse Erlang expressions</fsummary> <type name="parse_ret"/> <type name="server_no_data"/> - <fsummary>Read, tokenize and parse Erlang expressions</fsummary> <desc> <p>Reads data from the standard input (<c><anno>IoDevice</anno></c>), prompting it with @@ -988,9 +990,9 @@ enter><input>abc("hey".</input> <name name="parse_erl_form" arity="2"/> <name name="parse_erl_form" arity="3"/> <name name="parse_erl_form" arity="4"/> + <fsummary>Read, tokenize and parse an Erlang form</fsummary> <type name="parse_form_ret"/> <type name="server_no_data"/> - <fsummary>Read, tokenize and parse an Erlang form</fsummary> <desc> <p>Reads data from the standard input (<c><anno>IoDevice</anno></c>), prompting it with <c><anno>Prompt</anno></c>. Starts reading at diff --git a/lib/stdlib/doc/src/io_lib.xml b/lib/stdlib/doc/src/io_lib.xml index 3312b08064..cd58090dcd 100644 --- a/lib/stdlib/doc/src/io_lib.xml +++ b/lib/stdlib/doc/src/io_lib.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -59,6 +60,35 @@ <datatype> <name name="latin1_string"/> </datatype> + <datatype> + <name name="format_spec"/> + <desc><p>Description:</p> + <list type="bulleted"> + <item><p><c>control_char</c> is the type of control + sequence: <c>$P</c>, <c>$w</c>, and so on;</p> + </item> + <item><p><c>args</c> is a list of the arguments used by the + control sequence, or an empty list if the control sequence + does not take any arguments;</p> + </item> + <item><p><c>width</c> is the field width;</p> + </item> + <item><p><c>adjust</c> is the adjustment;</p> + </item> + <item><p><c>precision</c> is the precision of the printed + argument;</p> + </item> + <item><p><c>pad_char</c> is the padding character;</p> + </item> + <item><p><c>encoding</c> is set to <c>true</c> if the translation + modifier <c>t</c> is present;</p> + </item> + <item><p><c>strings</c> is set to <c>false</c> if the modifier + <c>l</c> is present.</p> + </item> + </list> + </desc> + </datatype> </datatypes> <funcs> <func> @@ -260,6 +290,45 @@ </desc> </func> <func> + <name name="scan_format" arity="2"/> + <fsummary>Parse all control sequences in the format string</fsummary> + <desc> + <p>Returns a list corresponding to the given format string, + where control sequences have been replaced with + corresponding tuples. This list can be passed to <seealso + marker="#build_text/1">io_lib:build_text/1</seealso> to have + the same effect as <c>io_lib:format(Format, Args)</c>, or to + <seealso + marker="#unscan_format/1">io_lib:unscan_format/1</seealso> + in order to get the corresponding pair of <c>Format</c> and + <c>Args</c> (with every <c>*</c> and corresponding argument + expanded to numeric values).</p> + <p>A typical use of this function is to replace unbounded-size + control sequences like <c>~w</c> and <c>~p</c> with the + depth-limited variants <c>~W</c> and <c>~P</c> before + formatting to text, e.g. in a logger.</p> + </desc> + </func> + <func> + <name name="unscan_format" arity="1"/> + <fsummary>Revert a pre-parsed format list to a plain character list + and a list of arguments</fsummary> + <desc> + <p>See <seealso + marker="#scan_format/2">io_lib:scan_format/2</seealso> for + details.</p> + </desc> + </func> + <func> + <name name="build_text" arity="1"/> + <fsummary>Build the output text for a pre-parsed format list</fsummary> + <desc> + <p>See <seealso + marker="#scan_format/2">io_lib:scan_format/2</seealso> for + details.</p> + </desc> + </func> + <func> <name name="indentation" arity="2"/> <fsummary>Indentation after printing string</fsummary> <desc> diff --git a/lib/stdlib/doc/src/io_protocol.xml b/lib/stdlib/doc/src/io_protocol.xml index 9328704e11..170dab17ca 100644 --- a/lib/stdlib/doc/src/io_protocol.xml +++ b/lib/stdlib/doc/src/io_protocol.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -49,7 +50,7 @@ current I/O-protocol.</p> <p>The original I/O-protocol was simple and flexible. Demands for spacial and execution time efficiency has triggered extensions to the protocol over the years, making the protocol larger and somewhat less easy to -implement than the original. It can certainly be argumented that the +implement than the original. It can certainly be argued that the current protocol is too complex, but this text describes how it looks today, not how it should have looked.</p> @@ -76,10 +77,11 @@ the server eventually sends a corresponding <c>io_reply</c> tuple.</p> the I/O server sends the IO reply to.</item> <item><c>ReplyAs</c> can be any datum and is returned in the corresponding -<c>io_reply</c>. The <seealso marker="stdlib:io">io</seealso> module simply uses the pid() -of the I/O server as the <c>ReplyAs</c> datum, but a more complicated client +<c>io_reply</c>. The <seealso marker="stdlib:io">io</seealso> module monitors +the I/O server, and uses the monitor reference as the <c>ReplyAs</c> datum. +A more complicated client could have several outstanding I/O requests to the same I/O server and -would then use i.e. a <c>reference()</c> or something else to differentiate among +would then use different references (or something else) to differentiate among the incoming IO replies. The <c>ReplyAs</c> element should be considered opaque by the I/O server. Note that the <c>pid()</c> of the I/O server is not explicitly present in the <c>io_reply</c> tuple. The reply can be sent from any diff --git a/lib/stdlib/doc/src/lib.xml b/lib/stdlib/doc/src/lib.xml index 30f164826c..f4dddf646d 100644 --- a/lib/stdlib/doc/src/lib.xml +++ b/lib/stdlib/doc/src/lib.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/lists.xml b/lib/stdlib/doc/src/lists.xml index ee3c51c62c..89ba5238b5 100644 --- a/lib/stdlib/doc/src/lists.xml +++ b/lib/stdlib/doc/src/lists.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -176,7 +177,7 @@ filtermap(Fun, List1) -> false -> Acc; true -> [Elem|Acc]; {true,Value} -> [Value|Acc] - end, + end end, [], List1).</code> <p>Example:</p> <pre> @@ -282,8 +283,8 @@ flatmap(Fun, List1) -> </func> <func> <name name="keyfind" arity="3"/> - <type_desc variable="N">1..tuple_size(<anno>Tuple</anno>)</type_desc> <fsummary>Search for an element in a list of tuples</fsummary> + <type_desc variable="N">1..tuple_size(<anno>Tuple</anno>)</type_desc> <desc> <p>Searches the list of tuples <c><anno>TupleList</anno></c> for a tuple whose <c><anno>N</anno></c>th element compares equal to <c><anno>Key</anno></c>. @@ -310,8 +311,8 @@ flatmap(Fun, List1) -> </func> <func> <name name="keymember" arity="3"/> - <type_desc variable="N">1..tuple_size(<anno>Tuple</anno>)</type_desc> <fsummary>Test for membership of a list of tuples</fsummary> + <type_desc variable="N">1..tuple_size(<anno>Tuple</anno>)</type_desc> <desc> <p>Returns <c>true</c> if there is a tuple in <c><anno>TupleList</anno></c> whose <c><anno>N</anno></c>th element compares equal to <c><anno>Key</anno></c>, otherwise @@ -345,8 +346,8 @@ flatmap(Fun, List1) -> </func> <func> <name name="keysearch" arity="3"/> - <type_desc variable="N">1..tuple_size(<anno>Tuple</anno>)</type_desc> <fsummary>Search for an element in a list of tuples</fsummary> + <type_desc variable="N">1..tuple_size(<anno>Tuple</anno>)</type_desc> <desc> <p>Searches the list of tuples <c><anno>TupleList</anno></c> for a tuple whose <c><anno>N</anno></c>th element compares equal to <c><anno>Key</anno></c>. diff --git a/lib/stdlib/doc/src/log_mf_h.xml b/lib/stdlib/doc/src/log_mf_h.xml index 3ef659f579..eccda516ba 100644 --- a/lib/stdlib/doc/src/log_mf_h.xml +++ b/lib/stdlib/doc/src/log_mf_h.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/maps.xml b/lib/stdlib/doc/src/maps.xml index 76137e3dee..48c1abc2f8 100644 --- a/lib/stdlib/doc/src/maps.xml +++ b/lib/stdlib/doc/src/maps.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> <title>maps</title> <prepared>Björn-Egil Dahlberg</prepared> @@ -33,6 +34,28 @@ <funcs> <func> + <name name="filter" arity="2"/> + <fsummary>Choose pairs which satisfy a predicate</fsummary> + <desc> + <p> + Returns a map <c><anno>Map2</anno></c> for which predicate + <c><anno>Pred</anno></c> holds true in <c><anno>Map1</anno></c>. + </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if + <c><anno>Map1</anno></c> is not a map or with <c>badarg</c> if + <c><anno>Pred</anno></c> is not a function of arity 2. + </p> + <p>Example:</p> + <code type="none"> +> M = #{a => 2, b => 3, c=> 4, "a" => 1, "b" => 2, "c" => 4}, + Pred = fun(K,V) -> is_atom(K) andalso (V rem 2) =:= 0 end, + maps:filter(Pred,M). +#{a => 2,c => 4} </code> + </desc> + </func> + + <func> <name name="find" arity="2"/> <fsummary></fsummary> <desc> @@ -40,6 +63,9 @@ Returns a tuple <c>{ok, Value}</c> where <c><anno>Value</anno></c> is the value associated with <c><anno>Key</anno></c>, or <c>error</c> if no value is associated with <c><anno>Key</anno></c> in <c><anno>Map</anno></c>. </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map. + </p> <p>Example:</p> <code type="none"> > Map = #{"hi" => 42}, @@ -95,8 +121,10 @@ <p> Returns the value <c><anno>Value</anno></c> associated with <c><anno>Key</anno></c> if <c><anno>Map</anno></c> contains <c><anno>Key</anno></c>. - If no value is associated with <c><anno>Key</anno></c> then the call will - fail with an exception. + </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map, + or with a <c>{badkey,Key}</c> exception if no value is associated with <c><anno>Key</anno></c>. </p> <p>Example:</p> <code type="none"> @@ -108,13 +136,39 @@ </func> <func> + <name name="get" arity="3"/> + <fsummary></fsummary> + <desc> + <p> + Returns the value <c><anno>Value</anno></c> associated with <c><anno>Key</anno></c> if + <c><anno>Map</anno></c> contains <c><anno>Key</anno></c>. + If no value is associated with <c><anno>Key</anno></c> then returns <c><anno>Default</anno></c>. + </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map. + + </p> + <p>Example:</p> + <code type="none"> +> Map = #{ key1 => val1, key2 => val2 }. +#{key1 => val1,key2 => val2} +> maps:get(key1, Map, "Default value"). +val1 +> maps:get(key3, Map, "Default value"). +"Default value"</code> + </desc> + </func> + + <func> <name name="is_key" arity="2"/> <fsummary></fsummary> <desc> <p> Returns <c>true</c> if map <c><anno>Map</anno></c> contains <c><anno>Key</anno></c> and returns <c>false</c> if it does not contain the <c><anno>Key</anno></c>. - The function will fail with an exception if <c><anno>Map</anno></c> is not a Map. + </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map. </p> <p>Example:</p> <code type="none"> @@ -134,6 +188,9 @@ false</code> <p> Returns a complete list of keys, in arbitrary order, which resides within <c><anno>Map</anno></c>. </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map. + </p> <p>Example:</p> <code type="none"> > Map = #{42 => value_three,1337 => "value two","a" => 1}, @@ -169,6 +226,10 @@ false</code> Merges two maps into a single map <c><anno>Map3</anno></c>. If two keys exists in both maps the value in <c><anno>Map1</anno></c> will be superseded by the value in <c><anno>Map2</anno></c>. </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map1</anno></c> or + <c><anno>Map2</anno></c> is not a map. + </p> <p>Example:</p> <code type="none"> > Map1 = #{a => "value_one", b => "value_two"}, @@ -202,6 +263,10 @@ false</code> replaced by value <c><anno>Value</anno></c>. The function returns a new map <c><anno>Map2</anno></c> containing the new association and the old associations in <c><anno>Map1</anno></c>. </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map1</anno></c> is not a map. + </p> + <p>Example:</p> <code type="none"> > Map = #{"a" => 1}. @@ -221,6 +286,9 @@ false</code> The function removes the <c><anno>Key</anno></c>, if it exists, and its associated value from <c><anno>Map1</anno></c> and returns a new map <c><anno>Map2</anno></c> without key <c><anno>Key</anno></c>. </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map1</anno></c> is not a map. + </p> <p>Example:</p> <code type="none"> > Map = #{"a" => 1}. @@ -256,6 +324,9 @@ false</code> The fuction returns a list of pairs representing the key-value associations of <c><anno>Map</anno></c>, where the pairs, <c>[{K1,V1}, ..., {Kn,Vn}]</c>, are returned in arbitrary order. </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map. + </p> <p>Example:</p> <code type="none"> > Map = #{42 => value_three,1337 => "value two","a" => 1}, @@ -271,8 +342,11 @@ false</code> <p> If <c><anno>Key</anno></c> exists in <c><anno>Map1</anno></c> the old associated value is replaced by value <c><anno>Value</anno></c>. The function returns a new map <c><anno>Map2</anno></c> containing - the new associated value. If <c><anno>Key</anno></c> does not exist in <c><anno>Map1</anno></c> an exception is - generated. + the new associated value. + </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map1</anno></c> is not a map, + or with a <c>{badkey,Key}</c> exception if no value is associated with <c><anno>Key</anno></c>. </p> <p>Example:</p> <code type="none"> @@ -288,7 +362,10 @@ false</code> <fsummary></fsummary> <desc> <p> - Returns a complete list of values, in arbitrary order, contained in map <c>M</c>. + Returns a complete list of values, in arbitrary order, contained in map <c>Map</c>. + </p> + <p> + The call will fail with a <c>{badmap,Map}</c> exception if <c><anno>Map</anno></c> is not a map. </p> <p>Example:</p> <code type="none"> @@ -299,6 +376,23 @@ false</code> </func> <func> + <name name="with" arity="2"/> + <fsummary></fsummary> + <desc> + <p> + Returns a new map <c><anno>Map2</anno></c> with the keys <c>K1</c> through <c>Kn</c> and their associated values from map <c><anno>Map1</anno></c>. + Any key in <c><anno>Ks</anno></c> that does not exist in <c><anno>Map1</anno></c> are ignored. + </p> + <p>Example:</p> + <code type="none"> +> Map = #{42 => value_three,1337 => "value two","a" => 1}, + Ks = ["a",42,"other key"], + maps:with(Ks,Map). +#{42 => value_three,"a" => 1}</code> + </desc> + </func> + + <func> <name name="without" arity="2"/> <fsummary></fsummary> <desc> diff --git a/lib/stdlib/doc/src/math.xml b/lib/stdlib/doc/src/math.xml index 43cd20e726..aee6c3f238 100644 --- a/lib/stdlib/doc/src/math.xml +++ b/lib/stdlib/doc/src/math.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> @@ -67,12 +68,13 @@ <name name="atanh" arity="1"/> <name name="exp" arity="1"/> <name name="log" arity="1"/> + <name name="log2" arity="1"/> <name name="log10" arity="1"/> <name name="pow" arity="2"/> <name name="sqrt" arity="1"/> + <fsummary>Diverse math functions</fsummary> <type variable="X" name_i="7"/> <type variable="Y" name_i="7"/> - <fsummary>Diverse math functions</fsummary> <desc> <p>A collection of math functions which return floats. Arguments are numbers. </p> diff --git a/lib/stdlib/doc/src/ms_transform.xml b/lib/stdlib/doc/src/ms_transform.xml index e89dd41f26..22cb39c576 100644 --- a/lib/stdlib/doc/src/ms_transform.xml +++ b/lib/stdlib/doc/src/ms_transform.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/notes.xml b/lib/stdlib/doc/src/notes.xml index 15e6fdfa9f..5d4f9d912f 100644 --- a/lib/stdlib/doc/src/notes.xml +++ b/lib/stdlib/doc/src/notes.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -30,6 +31,853 @@ </header> <p>This document describes the changes made to the STDLIB application.</p> +<section><title>STDLIB 2.8</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix evaluation in matching of bound map key variables in + the interpreter.</p> + <p> + Prior to this patch, the following code would not + evaluate: <c>X = key,(fun(#{X := value}) -> true + end)(#{X => value})</c></p> + <p> + Own Id: OTP-13218</p> + </item> + <item> + <p> Fix <c>erl_eval</c> not using non-local function + handler. </p> + <p> + Own Id: OTP-13228 Aux Id: ERL-32 </p> + </item> + <item> + <p> The Erlang Code Linter no longer crashes if there is + a <c>-deprecated()</c> attribute but no <c>-module()</c> + declaration. </p> + <p> + Own Id: OTP-13230 Aux Id: ERL-62 </p> + </item> + <item> + <p> + The timestamp in the result returned by <c>dets:info(Tab, + safe_fixed)</c> was unintentionally broken as a result of + the time API rewrites in OTP 18.0. This has now been + fixed.</p> + <p> + Own Id: OTP-13239 Aux Id: OTP-11997 </p> + </item> + <item> + <p>A rare race condition in <c>beam_lib</c> when using + encrypted abstract format has been eliminated.</p> + <p> + Own Id: OTP-13278</p> + </item> + <item> + <p> + Improved maps:with/2 and maps:without/2 algorithms</p> + <p> + The new implementation speeds up the execution + significantly for all sizes of input.</p> + <p> + Own Id: OTP-13376</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Time warp safety improvements.</p> + <p> + Introduced the options <c>monotonic_timestamp</c>, and + <c>strict_monotonic_timestamp</c> to the trace, + sequential trace, and system profile functionality. This + since the already existing <c>timestamp</c> option is not + time warp safe.</p> + <p> + Introduced the option <c>safe_fixed_monotonic_time</c> to + <c>ets:info/2</c> and <c>dets:info/2</c>. This since the + already existing <c>safe_fixed</c> option is not time + warp safe.</p> + <p> + Own Id: OTP-13222 Aux Id: OTP-11997 </p> + </item> + <item> + <p> + In the shell Ctrl+W (delete word) will no longer consider + "." as being part of a word.</p> + <p> + Own Id: OTP-13281</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>The Erlang Pretty Printer uses <c>::</c> for function + type constraints.</p> <p>A bug concerning pretty printing + of annotated type union elements in map pair types has + been fixed.</p> <p>Some minor issues regarding the + documentation of types and specs have been corrected.</p> + <p> + Own Id: OTP-13084</p> + </item> + <item> + <p> The shell command <c>rp</c> prints strings as lists + of integers if pretty printing of lists is set to + <c>false</c>. </p> + <p> + Own Id: OTP-13145</p> + </item> + <item> + <p> + The shell would crash if a bit syntax expression with + conflicting types were given (e.g. if a field type was + given as '<c>integer-binary</c>'). (Thanks to Aleksei + Magusev for reporting this bug.)</p> + <p> + Own Id: OTP-13157</p> + </item> + <item> + <p>The <c>rand:export_seed/0</c> would never return + '<c>undefined</c>' even if no seed has previously been + created. Fixed to return '<c>undefined</c>' if there is + no seed in the process dictionary.</p> + <p> + Own Id: OTP-13162</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add support for the Delete, Home and End keys in the + Erlang shell.</p> + <p> + Own Id: OTP-13032</p> + </item> + <item> + <p><c>beam_lib:all_chunks/1</c> and + <c>beam_lib:build_module/1</c> have been documented.</p> + <p> + Own Id: OTP-13063</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.6</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> In OTP 18.0, <c>qlc</c> does not handle syntax errors + well. This bug has been fixed. </p> + <p> + Own Id: OTP-12946</p> + </item> + <item> + <p> + Optimize zip:unzip/2 when uncompressing to memory.</p> + <p> + Own Id: OTP-12950</p> + </item> + <item> + <p> + The <c>stdlib</c> reference manual is updated to show + correct information about the return value of + <c>gen_fsm:reply/2</c>.</p> + <p> + Own Id: OTP-12973</p> + </item> + <item> + <p>re:split2,3 and re:replace/3,4 now correctly handles + pre-compiled patterns that have been compiled using the + '<c>unicode</c>' option.</p> + <p> + Own Id: OTP-12977</p> + </item> + <item> + <p> + Export <c>shell:catch_exception/1</c> as documented.</p> + <p> + Own Id: OTP-12990</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>A mechanism for limiting the amount of text that the + built-in error logger events will produce has been + introduced. It is useful for limiting both the size of + log files and the CPU time used to produce them.</p> + <p>This mechanism is experimental in the sense that it + may be changed if it turns out that it does not solve the + problem it is supposed to solve. In that case, there may + be backward incompatible improvements to this + mechanism.</p> + <p>See the documentation for the config parameter + <c>error_logger_format_depth</c> in the Kernel + application for information about how to turn on this + feature.</p> + <p> + Own Id: OTP-12864</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.5</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix handling of single dot in filename:join/2</p> + <p> + The reference manual says that filename:join(A,B) is + equivalent to filename:join([A,B]). In some rare cases + this turns out not to be true. For example:</p> + <p> + <c>filename:join("/a/.","b") -> "/a/./b"</c> vs + <c>filename:join(["/a/.","b"]) -> "/a/b"</c>.</p> + <p> + This has been corrected. A single dot is now only kept if + it occurs at the very beginning or the very end of the + resulting path.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12158</p> + </item> + <item> + <p> + The undocumented option <c>generic_debug</c> for + <c>gen_server</c> has been removed.</p> + <p> + Own Id: OTP-12183</p> + </item> + <item> + <p> + erl_lint:icrt_export/4 has been rewritten to make the + code really follow the scoping rules of Erlang, and not + just in most situations by accident.</p> + <p> + Own Id: OTP-12186</p> + </item> + <item> + <p> + Add 'trim_all' option to binary:split/3</p> + <p> + This option can be set to remove _ALL_ empty parts of the + result of a call to binary:split/3.</p> + <p> + Own Id: OTP-12301</p> + </item> + <item> + <p> Correct orddict(3) regarding evaluation order of + <c>fold()</c> and <c>map()</c>. </p> + <p> + Own Id: OTP-12651 Aux Id: seq12832 </p> + </item> + <item> + <p> + Correct <c>maps</c> module error exceptions </p> + <p> + Bad input to maps module function will now yield the + following exceptions:</p> + <list> <item>{badmap, NotMap}, or </item> <item>badarg.</item> + </list> + <p> + Own Id: OTP-12657</p> + </item> + <item> + <p> + It is now possible to paste text in JCL mode (using + Ctrl-Y) that has been copied in the previous shell + session. Also a bug that caused the JCL mode to crash + when pasting text has been fixed.</p> + <p> + Own Id: OTP-12673</p> + </item> + <item> + <p> + Add <c>uptime()</c> shell command.</p> + <p> + Own Id: OTP-12752</p> + </item> + <item> + <p> + Cache nowarn_bif_clash functions in erl_lint.</p> + <p> + This patch stores nowarn_bif_clash in the lint record. By + using erlc +'{eprof,lint_module}' when compiling the + erlang parser, we noticed the time spent on + nowarn_function/2 reduced from 30% to 0.01%.</p> + <p> + Own Id: OTP-12754</p> + </item> + <item> + <p> + Optimize the Erlang Code Linter by using the cached + filename information.</p> + <p> + Own Id: OTP-12772</p> + </item> + <item> + <p> + If a child of a simple_one_for_one returns ignore from + its start function no longer store the child for any + restart type. It is not possible to restart or delete the + child because the supervisor is a simple_one_for_one.</p> + <p> + Own Id: OTP-12793</p> + </item> + <item> + <p> + Make <c>ets:file2tab</c> preserve enabled + <c>read_concurrency</c> and <c>write_concurrency</c> + options for tables.</p> + <p> + Own Id: OTP-12814</p> + </item> + <item> + <p> + There are many cases where user code needs to be able to + distinguish between a socket that was closed normally and + one that was aborted. Setting the option + {show_econnreset, true} enables the user to receive + ECONNRESET errors on both active and passive sockets.</p> + <p> + Own Id: OTP-12841</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Allow maps for supervisor flags and child specs</p> + <p> + Earlier, supervisor flags and child specs were given as + tuples. While this is kept for backwards compatibility, + it is now also allowed to give these parameters as maps, + see <seealso + marker="stdlib:supervisor#sup_flags">sup_flags</seealso> + and <seealso + marker="stdlib:supervisor#child_spec">child_spec</seealso>.</p> + <p> + Own Id: OTP-11043</p> + </item> + <item> + <p> + A new system message, <c>terminate</c>, is added. This + can be sent with <c>sys:terminate/2,3</c>. If the + receiving process handles system messages properly it + will terminate shortly after receiving this message.</p> + <p> + The new function <c>proc_lib:stop/1,3</c> utilizes this + new system message and monitors the receiving process in + order to facilitate a synchronous stop mechanism for + 'special processes'.</p> + <p> + <c>proc_lib:stop/1,3</c> is used by the following + functions:</p> + <list> <item><c>gen_server:stop/1,3</c> (new)</item> + <item><c>gen_fsm:stop/1,3</c> (new)</item> + <item><c>gen_event:stop/1,3</c> (modified to be + synchronous)</item> <item><c>wx_object:stop/1,3</c> + (new)</item> </list> + <p> + Own Id: OTP-11173 Aux Id: seq12353 </p> + </item> + <item> + <p> + Remove the <c>pg</c> module, which has been deprecated + through OTP-17, is now removed from the STDLIB + application. This module has been marked experimental for + more than 15 years, and has largely been superseded by + the <c>pg2</c> module from the Kernel application.</p> + <p> + Own Id: OTP-11907</p> + </item> + <item> + <p> + New BIF: <c>erlang:get_keys/0</c>, lists all keys + associated with the process dictionary. Note: + <c>erlang:get_keys/0</c> is auto-imported.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-12151 Aux Id: seq12521 </p> + </item> + <item> + <p> Add three new functions to <c>io_lib</c>-- + <c>scan_format/2</c>, <c>unscan_format/1</c>, and + <c>build_text/1</c>-- which expose the parsed form of the + format control sequences to make it possible to easily + modify or filter the input to <c>io_lib:format/2</c>. + This can e.g. be used in order to replace unbounded-size + control sequences like <c>~w</c> or <c>~p</c> with + corresponding depth-limited <c>~W</c> and <c>~P</c> + before doing the actual formatting. </p> + <p> + Own Id: OTP-12167</p> + </item> + <item> + <p> Introduce the <c>erl_anno</c> module, an abstraction + of the second element of tokens and tuples in the + abstract format. </p> + <p> + Own Id: OTP-12195</p> + </item> + <item> + <p> + Support variables as Map keys in expressions and patterns</p> + <p>Erlang will accept any expression as keys in Map + expressions and it will accept literals or bound + variables as keys in Map patterns.</p> + <p> + Own Id: OTP-12218</p> + </item> + <item> + <p> The last traces of Mnemosyne Rules have been removed. + </p> + <p> + Own Id: OTP-12257</p> + </item> + <item> + <p> + Properly support maps in match_specs</p> + <p> + Own Id: OTP-12270</p> + </item> + <item> + <p> + New function <c>ets:take/2</c>. Works the same as + <c>ets:delete/2</c> but also returns the deleted + object(s).</p> + <p> + Own Id: OTP-12309</p> + </item> + <item> + <p><c>string:tokens/2</c> is somewhat faster, especially + if the list of separators only contains one separator + character.</p> + <p> + Own Id: OTP-12422 Aux Id: seq12774 </p> + </item> + <item> + <p>The documentation of the Abstract Format (in the ERTS + User's Guide) has been updated with types and + specification. (Thanks to Anthony Ramine.) </p> <p> The + explicit representation of parentheses used in types of + the abstract format has been removed. Instead the new + functions <c>erl_parse:type_inop_prec()</c> and + <c>erl_parse:type_preop_prec()</c> can be used for + inserting parentheses where needed. </p> + <p> + Own Id: OTP-12492</p> + </item> + <item> + <p> + Prevent zip:zip_open/[12] from leaking file descriptors + if parent process dies.</p> + <p> + Own Id: OTP-12566</p> + </item> + <item> + <p> + Add a new random number generator, see <c>rand</c> + module. It have better characteristics and an improved + interface.</p> + <p> + Own Id: OTP-12586 Aux Id: OTP-12501, OTP-12502 </p> + </item> + <item> + <p><c>filename:split/1</c> when given an empty binary + will now return an empty list, to make it consistent with + return value when given an empty list.</p> + <p> + Own Id: OTP-12716</p> + </item> + <item> + <p> + Add <c>sync</c> option to <c>ets:tab2file/3</c>.</p> + <p> + Own Id: OTP-12737 Aux Id: seq12805 </p> + </item> + <item> + <p> Add functions <c>gb_sets:iterator_from()</c> and + <c>gb_trees:iterator_from()</c>. (Thanks to Kirill + Kinduk.) </p> + <p> + Own Id: OTP-12742</p> + </item> + <item> + <p> + Add <c>maps:filter/2</c> to maps module.</p> + <p> + Own Id: OTP-12745</p> + </item> + <item> + <p> + Change some internal data structures to Maps in order to + speed up compilation time. Measured speed up is around + 10%-15%.</p> + <p> + Own Id: OTP-12774</p> + </item> + <item> + <p> Update <c>orddict</c> to use parameterized types and + specs. (Thanks to UENISHI Kota.) </p> + <p> + Own Id: OTP-12785</p> + </item> + <item> + <p>The assert macros in <c>eunit</c> has been moved out + to <c>stdlib/include/assert.hrl</c>. This files get + included by <c>eunit.hrl</c>. Thus, nothing changes for + eunit users, but the asserts can now also be included + separately.</p> + <p> + Own Id: OTP-12808</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Behaviour of character types \d, \w and \s has always + been to not match characters with value above 255, not + 128, i.e. they are limited to ISO-Latin-1 and not ASCII</p> + <p> + Own Id: OTP-12521</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + c:m/1 now displays the module's MD5 sum.</p> + <p> + Own Id: OTP-12500</p> + </item> + <item> + <p> + Make ets:i/1 handle binary input from IO server.</p> + <p> + Own Id: OTP-12550</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The documentation of string:tokens/2 now explicitly + specifies that adjacent separator characters do not give + any empty strings in the resulting list of tokens.</p> + <p> + Own Id: OTP-12036</p> + </item> + <item> + <p> + Fix broken deprecation warnings in ssh application</p> + <p> + Own Id: OTP-12187</p> + </item> + <item> + <p> + Maps: Properly align union typed assoc values in + documentation</p> + <p> + Own Id: OTP-12190</p> + </item> + <item> + <p> + Fix filelib:wildcard/2 when 'Cwd' ends with a dot</p> + <p> + Own Id: OTP-12212</p> + </item> + <item> + <p> + Allow <c>Name/Arity</c> syntax in maps values inside + attributes.</p> + <p> + Own Id: OTP-12213</p> + </item> + <item> + <p> + Fix edlin to correctly save text killed with ctrl-u. + Prior to this fix, entering text into the Erlang shell + and then killing it with ctrl-u followed by yanking it + back with ctrl-y would result in the yanked text being + the reverse of the original killed text.</p> + <p> + Own Id: OTP-12224</p> + </item> + <item> + <p> + If a callback function was terminated with exit/1, there + would be no stack trace in the ERROR REPORT produced by + gen_server. This has been corrected.</p> + <p> + To keep the backwards compatibility, the actual exit + reason for the process is not changed.</p> + <p> + Own Id: OTP-12263 Aux Id: seq12733 </p> + </item> + <item> + <p> + Warnings produced by <c>ms_transform</c> could point out + the wrong line number.</p> + <p> + Own Id: OTP-12264</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Supports tar file creation on other media than file + systems mounted on the local machine.</p> + <p> + The <c>erl_tar</c> api is extended with + <c>erl_tar:init/3</c> that enables usage of user provided + media storage routines. A ssh-specific set of such + routines is hidden in the new function + <c>ssh_sftp:open_tar/3</c> to simplify creating a tar + archive on a remote ssh server.</p> + <p> + A chunked file reading option is added to + <c>erl_tar:add/3,4</c> to save memory on e.g small + embedded systems. The size of the slices read from a file + in that case can be specified.</p> + <p> + Own Id: OTP-12180 Aux Id: seq12715 </p> + </item> + <item> + <p> + I/O requests are optimized for long message queues in the + calling process.</p> + <p> + Own Id: OTP-12315</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The type spec of the FormFunc argument to + sys:handle_debug/4 was erroneously pointing to dbg_fun(). + This is now corrected and the new type is format_fun().</p> + <p> + Own Id: OTP-11800</p> + </item> + <item> + <p> + Behaviors such as gen_fsm and gen_server should always + invoke format_status/2 before printing the state to the + logs.</p> + <p> + Own Id: OTP-11967</p> + </item> + <item> + <p> The documentation of <c>dets:insert_new/2</c> has + been corrected. (Thanks to Alexei Sholik for reporting + the bug.) </p> + <p> + Own Id: OTP-12024</p> + </item> + <item> + <p> + Printing a term with io_lib:format and control sequence + w, precision P and field width F, where F< P would + fail in one of the two following ways:</p> + <p> + 1) If P < printed length of the term, an infinite loop + would be entered, consuming all available memory.</p> + <p> + 2) If P >= printed length of the term, an exception + would be raised.</p> + <p> + These two problems are now corrected.</p> + <p> + Own Id: OTP-12041</p> + </item> + <item> + <p> + The documentation of <c>maps:values/1</c> has been + corrected.</p> + <p> + Own Id: OTP-12055</p> + </item> + <item> + <p> + Expand shell functions in map expressions.</p> + <p> + Own Id: OTP-12063</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add maps:with/2</p> + <p> + Own Id: OTP-12137</p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.1.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + OTP-11850 fixed filelib:wildcard/1 to work with broken + symlinks. This correction, however, introduced problems + since symlinks were no longer followed for functions like + filelib:ensure_dir/1, filelib:is_dir/1, + filelib:file_size/1, etc. This is now corrected.</p> + <p> + Own Id: OTP-12054 Aux Id: seq12660 </p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p><c>filelib:wildcard("broken_symlink")</c> would return + an empty list if "broken_symlink" was a symlink that did + not point to an existing file.</p> + <p> + Own Id: OTP-11850 Aux Id: seq12571 </p> + </item> + <item> + <p><c>erl_tar</c> can now handle files names that contain + Unicode characters. See "UNICODE SUPPORT" in the + documentation for <c>erl_tar</c>.</p> + <p>When creating a tar file, <c>erl_tar</c> would + sometime write a too short end of tape marker. GNU tar + would correctly extract files from such tar file, but + would complain about "A lone zero block at...".</p> + <p> + Own Id: OTP-11854</p> + </item> + <item> + <p> When redefining and exporting the type <c>map()</c> + the Erlang Code Linter (<c>erl_lint</c>) erroneously + emitted an error. This bug has been fixed. </p> + <p> + Own Id: OTP-11872</p> + </item> + <item> + <p> + Fix evaluation of map updates in the debugger and + erl_eval</p> + <p> + Reported-by: José Valim</p> + <p> + Own Id: OTP-11922</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>The following native functions now bump an appropriate + amount of reductions and yield when out of + reductions:</p> <list> + <item><c>erlang:binary_to_list/1</c></item> + <item><c>erlang:binary_to_list/3</c></item> + <item><c>erlang:bitstring_to_list/1</c></item> + <item><c>erlang:list_to_binary/1</c></item> + <item><c>erlang:iolist_to_binary/1</c></item> + <item><c>erlang:list_to_bitstring/1</c></item> + <item><c>binary:list_to_bin/1</c></item> </list> + <p>Characteristics impact:</p> <taglist> + <tag>Performance</tag> <item>The functions converting + from lists got a performance loss for very small lists, + and a performance gain for very large lists.</item> + <tag>Priority</tag> <item>Previously a process executing + one of these functions effectively got an unfair priority + boost. This priority boost depended on the input size. + The larger the input was, the larger the priority boost + got. This unfair priority boost is now lost. </item> + </taglist> + <p> + Own Id: OTP-11888</p> + </item> + <item> + <p> + Add <c>maps:get/3</c> to maps module. The function will + return the supplied default value if the key does not + exist in the map.</p> + <p> + Own Id: OTP-11951</p> + </item> + </list> + </section> + +</section> + <section><title>STDLIB 2.0</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -165,8 +1013,7 @@ also implemented by the generic behaviours <c>gen_server</c>, <c>gen_event</c> and <c>gen_fsm</c>.</p> <p> - The potential incompatibility refers to</p> - <p> + The potential incompatibility refers to:</p> <list> <item>The previous behaviour of intercepting the system message and passing a tuple of size 2 as the last argument to <c>sys:handle_system_msg/6</c> is no longer @@ -174,7 +1021,7 @@ <c>StateFun</c> in <c>sys:replace_state/2,3</c> fails is changed from being totally silent to possibly (if the callback module does not catch) throw an exception in the - client process.</item> </list></p> + client process.</item> </list> <p> (Thanks to James Fish and Steve Vinoski)</p> <p> @@ -336,22 +1183,28 @@ <p> EEP43: New data type - Maps</p> <p> - With Maps you may for instance: <taglist> <item><c>M0 = - #{ a => 1, b => 2}, % create - associations</c></item> <item><c>M1 = M0#{ a := 10 }, % - update values</c></item> <item><c>M2 = M1#{ "hi" => - "hello"}, % add new associations</c></item> <item><c>#{ - "hi" := V1, a := V2, b := V3} = M2. % match keys with - values</c></item> </taglist></p> - <p> - For information on how to use Maps please see the - <seealso marker="doc/reference_manual:maps">Reference - Manual</seealso>.</p> + With Maps you may for instance:</p> + <taglist> + <tag/> <item><c>M0 = #{ a => 1, b => 2}, % create + associations</c></item> + <tag/><item><c>M1 = M0#{ a := 10 }, % update values</c></item> + <tag/><item><c>M2 = M1#{ "hi" => + "hello"}, % add new associations</c></item> + <tag/><item><c>#{ "hi" := V1, a := V2, b := V3} = M2. + % match keys with values</c></item> + </taglist> + <p> + For information on how to use Maps please see Map Expressions in the + <seealso marker="doc/reference_manual:expressions#map_expressions"> + Reference Manual</seealso>.</p> <p> The current implementation is without the following - features: <taglist> <item>No variable keys</item> - <item>No single value access</item> <item>No map - comprehensions</item> </taglist></p> + features:</p> + <taglist> + <tag/><item>No variable keys</item> + <tag/><item>No single value access</item> + <tag/><item>No map comprehensions</item> + </taglist> <p> Note that Maps is <em>experimental</em> during OTP 17.0.</p> <p> @@ -1102,13 +1955,15 @@ supervisor or for the problematic child.</p> <p> This introduces some incompatibilities in stdlib due to - new return values from supervisor: <list> + new return values from supervisor:</p> + <list> <item>restart_child/2 can now return {error,restarting}</item> <item>delete_child/2 can now return {error,restarting}</item> <item>which_children/1 returns a list of {Id,Child,Type,Mods}, where Child, in addition to the old pid() or 'undefined', now also can be - 'restarting'.</item> </list></p> + 'restarting'.</item> + </list> <p> *** POTENTIAL INCOMPATIBILITY ***</p> <p> @@ -1124,10 +1979,10 @@ Own Id: OTP-9782 Aux Id: seq11964 </p> </item> <item> - <p> Use universal time as base in error logger + <p> Use universal time as base in error logger</p> <p> Previous conversion used the deprecated - calendar:local_time_to_universal_time/1 </p></p> + calendar:local_time_to_universal_time/1 </p> <p> Own Id: OTP-9854</p> </item> @@ -1884,10 +2739,10 @@ Own Id: OTP-8989 Aux Id: seq11741 </p> </item> <item> - <p>Fix exception generation in the io module + <p>Fix exception generation in the io module</p> <p> Some functions did not generate correct badarg exception - on a badarg exception.</p></p> + on a badarg exception.</p> <p> Own Id: OTP-9045</p> </item> @@ -2193,7 +3048,7 @@ platforms than before. If <c>configure</c> warns about no atomic implementation available, try using the <c>libatomic_ops</c> library. Use the <seealso - marker="doc/installation_guide:INSTALL#How-to-Build-and-Install-ErlangOTP_A-Closer-Look-at-the-individual-Steps_Configuring">--with-libatomic_ops=PATH</seealso> + marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP">--with-libatomic_ops=PATH</seealso> <c>configure</c> command line argument when specifying where the <c>libatomic_ops</c> installation is located. The <c>libatomic_ops</c> library can be downloaded from: @@ -2211,7 +3066,7 @@ the pentium 4 processor. If you want the runtime system to be compatible with older processors (back to 486) you need to pass the <seealso - marker="doc/installation_guide:INSTALL#How-to-Build-and-Install-ErlangOTP_A-Closer-Look-at-the-individual-Steps_Configuring">--enable-ethread-pre-pentium4-compatibility</seealso> + marker="doc/installation_guide:INSTALL#Advanced-configuration-and-build-of-ErlangOTP">--enable-ethread-pre-pentium4-compatibility</seealso> <c>configure</c> command line argument when configuring the system.</p> <p> diff --git a/lib/stdlib/doc/src/notes_history.xml b/lib/stdlib/doc/src/notes_history.xml index 328855f6dd..25641fdf3a 100644 --- a/lib/stdlib/doc/src/notes_history.xml +++ b/lib/stdlib/doc/src/notes_history.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/orddict.xml b/lib/stdlib/doc/src/orddict.xml index 6d1702bc59..950f688735 100644 --- a/lib/stdlib/doc/src/orddict.xml +++ b/lib/stdlib/doc/src/orddict.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>2000</year><year>2013</year> + <year>2000</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -48,8 +49,11 @@ <datatypes> <datatype> - <name name="orddict"/> - <desc><p>As returned by new/0.</p></desc> + <name name="orddict" n_vars="2"/> + <desc><p>Dictionary as returned by <c>new/0</c>.</p></desc> + </datatype> + <datatype> + <name name="orddict" n_vars="0"/> </datatype> </datatypes> @@ -125,8 +129,7 @@ <c><anno>Orddict</anno></c> together with an extra argument <c>Acc</c> (short for accumulator). <c><anno>Fun</anno></c> must return a new accumulator which is passed to the next call. <c><anno>Acc0</anno></c> is - returned if the list is empty. The evaluation order is - undefined.</p> + returned if the list is empty.</p> </desc> </func> <func> @@ -150,8 +153,7 @@ <fsummary>Map a function over a dictionary</fsummary> <desc> <p><c>map</c> calls <c><anno>Fun</anno></c> on successive keys and values - of <c><anno>Orddict1</anno></c> to return a new value for each key. - The evaluation order is undefined.</p> + of <c><anno>Orddict1</anno></c> to return a new value for each key.</p> </desc> </func> <func> diff --git a/lib/stdlib/doc/src/ordsets.xml b/lib/stdlib/doc/src/ordsets.xml index 277c1c32ab..639e041d79 100644 --- a/lib/stdlib/doc/src/ordsets.xml +++ b/lib/stdlib/doc/src/ordsets.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/part.xml b/lib/stdlib/doc/src/part.xml index 5589d11e3e..f7074d3404 100644 --- a/lib/stdlib/doc/src/part.xml +++ b/lib/stdlib/doc/src/part.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/part_notes.xml b/lib/stdlib/doc/src/part_notes.xml index cdd35ac370..6ceead1af5 100644 --- a/lib/stdlib/doc/src/part_notes.xml +++ b/lib/stdlib/doc/src/part_notes.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/part_notes_history.xml b/lib/stdlib/doc/src/part_notes_history.xml index 15e0a0f1d3..36792b12e1 100644 --- a/lib/stdlib/doc/src/part_notes_history.xml +++ b/lib/stdlib/doc/src/part_notes_history.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/pg.xml b/lib/stdlib/doc/src/pg.xml deleted file mode 100644 index a3b69884b6..0000000000 --- a/lib/stdlib/doc/src/pg.xml +++ /dev/null @@ -1,114 +0,0 @@ -<?xml version="1.0" encoding="utf-8" ?> -<!DOCTYPE erlref SYSTEM "erlref.dtd"> - -<erlref> - <header> - <copyright> - <year>1996</year> - <year>2014</year> - <holder>Ericsson AB, All Rights Reserved</holder> - </copyright> - <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. - - The Initial Developer of the Original Code is Ericsson AB. - </legalnotice> - - <title>pg</title> - <prepared></prepared> - <docno></docno> - <date></date> - <rev></rev> - </header> - <module>pg</module> - <modulesummary>Distributed, Named Process Groups</modulesummary> - <description> - <warning> - <p>This module is deprecated and will be removed in Erlang/OTP 18.</p> - </warning> - <p>This (experimental) module implements process groups. A process - group is a group of processes that can be accessed by a common - name. For example, a group named <c>foobar</c> can include a set - of processes as members of this group and they can be located on - different nodes.</p> - <p>When messages are sent to the named group, all members of - the group receive the message. The messages are serialized. If - the process <c>P1</c> sends the message <c>M1</c> to the group, - and process <c>P2</c> simultaneously sends message <c>M2</c>, then - all members of the group receive the two messages in the same - order. If members of a group terminate, they are automatically - removed from the group.</p> - <p>This module is not complete. The module is inspired by the ISIS - system and the causal order protocol of the ISIS system should - also be implemented. At the moment, all messages are serialized - by sending them through a group master process.</p> - </description> - <funcs> - <func> - <name name="create" arity="1"/> - <fsummary>Create an empty group</fsummary> - <desc> - <p>Creates an empty group named <c><anno>PgName</anno></c> on the current - node.</p> - </desc> - </func> - <func> - <name name="create" arity="2"/> - <fsummary>Create an empty group on another node</fsummary> - <desc> - <p>Creates an empty group named <c><anno>PgName</anno></c> on the node - <c><anno>Node</anno></c>.</p> - </desc> - </func> - <func> - <name name="join" arity="2"/> - <fsummary>Join a pid to a process group</fsummary> - <desc> - <p>Joins the pid <c><anno>Pid</anno></c> to the process group - <c><anno>PgName</anno></c>. - Returns a list of all old members of the group.</p> - </desc> - </func> - <func> - <name name="send" arity="2"/> - <fsummary>Send a message to all members of a process group</fsummary> - <desc> - <p>Sends the tuple <c>{pg_message, From, PgName, Msg}</c> to - all members of the process group <c><anno>PgName</anno></c>.</p> - <p>Failure: <c>{badarg, {<anno>PgName</anno>, <anno>Msg</anno>}}</c> - if <c><anno>PgName</anno></c> is - not a process group (a globally registered name).</p> - </desc> - </func> - <func> - <name name="esend" arity="2"/> - <fsummary>Send a message to all members of a process group, except ourselves</fsummary> - <desc> - <p>Sends the tuple <c>{pg_message, From, PgName, Msg}</c> to - all members of the process group <c><anno>PgName</anno></c>, except - ourselves.</p> - <p>Failure: <c>{badarg, {<anno>PgName</anno>, <anno>Msg</anno>}}</c> - if <c><anno>PgName</anno></c> is - not a process group (a globally registered name).</p> - </desc> - </func> - <func> - <name name="members" arity="1"/> - <fsummary>Return a list of all members of a process group</fsummary> - <desc> - <p>Returns a list of all members of the process group - <c>PgName</c>.</p> - </desc> - </func> - </funcs> -</erlref> - diff --git a/lib/stdlib/doc/src/pool.xml b/lib/stdlib/doc/src/pool.xml index 1b903984f9..e9c574038c 100644 --- a/lib/stdlib/doc/src/pool.xml +++ b/lib/stdlib/doc/src/pool.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/proc_lib.xml b/lib/stdlib/doc/src/proc_lib.xml index 5bf5744622..85f0c0c908 100644 --- a/lib/stdlib/doc/src/proc_lib.xml +++ b/lib/stdlib/doc/src/proc_lib.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -173,7 +174,7 @@ <name name="init_ack" arity="2"/> <fsummary>Used by a process when it has started.</fsummary> <desc> - <p>This function must used by a process that has been started by + <p>This function must be used by a process that has been started by a <seealso marker="#start/3">start[_link]/3,4,5</seealso> function. It tells <c><anno>Parent</anno></c> that the process has initialized itself, has started, or has failed to initialize @@ -226,6 +227,17 @@ init(Parent) -> </desc> </func> <func> + <name name="format" arity="3"/> + <fsummary>Format a crash report.</fsummary> + <desc> + <p>This function can be used by a user defined event handler to + format a crash report. When <anno>Depth</anno> is given as an + positive integer, it will be used in the format string to + limit the output as follows: <c>io_lib:format("~P", + [Term,<anno>Depth</anno>])</c>.</p> + </desc> + </func> + <func> <name name="initial_call" arity="1"/> <fsummary>Extract the initial call of a <c>proc_lib</c>spawned process.</fsummary> <desc> @@ -298,6 +310,40 @@ init(Parent) -> <c>proc_lib</c> functions.</p> </desc> </func> + <func> + <name name="stop" arity="1"/> + <fsummary>Terminate a process synchronously.</fsummary> + <type variable="Process"/> + <desc> + <p>Equivalent to <seealso marker="#stop/3">stop(Process, + normal, infinity)</seealso>.</p> + </desc> + </func> + <func> + <name name="stop" arity="3"/> + <fsummary>Terminate a process synchronously.</fsummary> + <type variable="Process"/> + <type variable="Reason"/> + <type variable="Timeout"/> + <desc> + <p>Orders the process to exit with the given <c>Reason</c> and + waits for it to terminate.</p> + <p>The function returns <c>ok</c> if the process exits with + the given <c>Reason</c> within <c>Timeout</c> + milliseconds.</p> + <p>If the call times out, a <c>timeout</c> exception is + raised.</p> + <p>If the process does not exist, a <c>noproc</c> + exception is raised.</p> + <p>The implementation of this function is based on the + <c>terminate</c> system message, and requires that the + process handles system messages correctly. + See <seealso marker="sys">sys(3)</seealso> + and <seealso marker="doc/design_principles:spec_proc">OTP + Design Principles</seealso> for information about system + messages.</p> + </desc> + </func> </funcs> <section> diff --git a/lib/stdlib/doc/src/proplists.xml b/lib/stdlib/doc/src/proplists.xml index 1655133b2b..de4fbd3a7f 100644 --- a/lib/stdlib/doc/src/proplists.xml +++ b/lib/stdlib/doc/src/proplists.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/qlc.xml b/lib/stdlib/doc/src/qlc.xml index 8682936c08..8101b6458c 100644 --- a/lib/stdlib/doc/src/qlc.xml +++ b/lib/stdlib/doc/src/qlc.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/queue.xml b/lib/stdlib/doc/src/queue.xml index 9c994154d4..c1665a1ed4 100644 --- a/lib/stdlib/doc/src/queue.xml +++ b/lib/stdlib/doc/src/queue.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -95,9 +96,6 @@ </datatype> <datatype> <name name="queue" n_vars="0"/> - <desc> - <p><c>queue()</c> is equivalent to <c>queue(term())</c>.</p> - </desc> </datatype> </datatypes> diff --git a/lib/stdlib/doc/src/rand.xml b/lib/stdlib/doc/src/rand.xml new file mode 100644 index 0000000000..50057259c6 --- /dev/null +++ b/lib/stdlib/doc/src/rand.xml @@ -0,0 +1,247 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE erlref SYSTEM "erlref.dtd"> + +<erlref> + <header> + <copyright> + <year>2015</year> + <holder>Ericsson AB. All Rights Reserved.</holder> + </copyright> + <legalnotice> + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. + + </legalnotice> + + <title>rand</title> + <prepared></prepared> + <responsible></responsible> + <docno>1</docno> + <approved></approved> + <checked></checked> + <date></date> + <rev>A</rev> + <file>rand.xml</file> + </header> + <module>rand</module> + <modulesummary>Pseudo random number generation</modulesummary> + <description> + <p>Random number generator.</p> + + <p>The module contains several different algorithms and can be + extended with more in the future. The current uniform + distribution algorithms uses the + <url href="http://xorshift.di.unimi.it"> + scrambled Xorshift algorithms by Sebastiano Vigna</url> and the + normal distribution algorithm uses the + <url href="http://www.jstatsoft.org/v05/i08"> + Ziggurat Method by Marsaglia and Tsang</url>. + </p> + + <p>The implemented algorithms are:</p> + <taglist> + <tag><c>exsplus</c></tag> <item>Xorshift116+, 58 bits precision and period of 2^116-1.</item> + <tag><c>exs64</c></tag> <item>Xorshift64*, 64 bits precision and a period of 2^64-1.</item> + <tag><c>exs1024</c></tag> <item>Xorshift1024*, 64 bits precision and a period of 2^1024-1.</item> + </taglist> + + <p>The current default algorithm is <c>exsplus</c>. The default + may change in future. If a specific algorithm is required make + sure to always use <seealso marker="#seed-1">seed/1</seealso> + to initialize the state. + </p> + + <p>Every time a random number is requested, a state is used to + calculate it and a new state produced. The state can either be + implicit or it can be an explicit argument and return value. + </p> + + <p>The functions with implicit state use the process dictionary + variable <c>rand_seed</c> to remember the current state.</p> + + <p>If a process calls <seealso marker="#uniform-0">uniform/0</seealso> or + <seealso marker="#uniform-1">uniform/1</seealso> without + setting a seed first, <seealso marker="#seed-1">seed/1</seealso> + is called automatically with the default algorithm and creates a + non-constant seed.</p> + + <p>The functions with explicit state never use the process + dictionary.</p> + + <p>Examples:</p> + <pre> + %% Simple usage. Creates and seeds the default algorithm + %% with a non-constant seed if not already done. + R0 = rand:uniform(), + R1 = rand:uniform(), + + %% Use a given algorithm. + _ = rand:seed(exs1024), + R2 = rand:uniform(), + + %% Use a given algorithm with a constant seed. + _ = rand:seed(exs1024, {123, 123534, 345345}), + R3 = rand:uniform(), + + %% Use the functional api with non-constant seed. + S0 = rand:seed_s(exsplus), + {R4, S1} = rand:uniform_s(S0), + + %% Create a standard normal deviate. + {SND0, S2} = rand:normal_s(S1), + </pre> + + <note><p>This random number generator is not cryptographically + strong. If a strong cryptographic random number generator is + needed, use one of functions in the + <seealso marker="crypto:crypto">crypto</seealso> + module, for example <c>crypto:strong_rand_bytes/1</c>.</p></note> + </description> + <datatypes> + <datatype> + <name name="alg"/> + </datatype> + + <datatype> + <name name="state"/> + <desc><p>Algorithm dependent state.</p></desc> + </datatype> + + <datatype> + <name name="export_state"/> + <desc><p>Algorithm dependent state which can be printed or saved to file.</p></desc> + </datatype> + </datatypes> + + <funcs> + <func> + <name name="seed" arity="1"/> + <fsummary>Seed random number generator</fsummary> + <desc> + <marker id="seed-1"/> + <p>Seeds random number generation with the given algorithm and time dependent + data if <anno>AlgOrExpState</anno> is an algorithm.</p> + <p>Otherwise recreates the exported seed in the process + dictionary, and returns the state. + <em>See also:</em> <seealso marker="#export_seed-0">export_seed/0</seealso>.</p> + </desc> + </func> + <func> + <name name="seed_s" arity="1"/> + <fsummary>Seed random number generator</fsummary> + <desc> + <p>Seeds random number generation with the given algorithm and time dependent + data if <anno>AlgOrExpState</anno> is an algorithm.</p> + <p>Otherwise recreates the exported seed and returns the state. + <em>See also:</em> <seealso marker="#export_seed-0">export_seed/0</seealso>.</p> + </desc> + </func> + <func> + <name name="seed" arity="2"/> + <fsummary>Seed the random number generation</fsummary> + <desc> + <p>Seeds random number generation with the given algorithm and + integers in the process dictionary and returns + the state.</p> + </desc> + </func> + <func> + <name name="seed_s" arity="2"/> + <fsummary>Seed the random number generation</fsummary> + <desc> + <p>Seeds random number generation with the given algorithm and + integers and returns the state.</p> + </desc> + </func> + + <func> + <name name="export_seed" arity="0"/> + <fsummary>Export the random number generation state</fsummary> + <desc><marker id="export_seed-0"/> + <p>Returns the random number state in an external format. + To be used with <seealso marker="#seed-1">seed/1</seealso>.</p> + </desc> + </func> + + <func> + <name name="export_seed_s" arity="1"/> + <fsummary>Export the random number generation state</fsummary> + <desc><marker id="export_seed_s-1"/> + <p>Returns the random number generator state in an external format. + To be used with <seealso marker="#seed-1">seed/1</seealso>.</p> + </desc> + </func> + + <func> + <name name="uniform" arity="0"/> + <fsummary>Return a random float</fsummary> + <desc> + <marker id="uniform-0"/> + <p>Returns a random float uniformly distributed in the value + range <c>0.0 < <anno>X</anno> < 1.0 </c> and + updates the state in the process dictionary.</p> + </desc> + </func> + <func> + <name name="uniform_s" arity="1"/> + <fsummary>Return a random float</fsummary> + <desc> + <p>Given a state, <c>uniform_s/1</c> returns a random float + uniformly distributed in the value range <c>0.0 < + <anno>X</anno> < 1.0</c> and a new state.</p> + </desc> + </func> + + <func> + <name name="uniform" arity="1"/> + <fsummary>Return a random integer</fsummary> + <desc> + <marker id="uniform-1"/> + <p>Given an integer <c><anno>N</anno> >= 1</c>, + <c>uniform/1</c> returns a random integer uniformly + distributed in the value range + <c>1 <= <anno>X</anno> <= <anno>N</anno></c> and + updates the state in the process dictionary.</p> + </desc> + </func> + <func> + <name name="uniform_s" arity="2"/> + <fsummary>Return a random integer</fsummary> + <desc> + <p>Given an integer <c><anno>N</anno> >= 1</c> and a state, + <c>uniform_s/2</c> returns a random integer uniformly + distributed in the value range <c>1 <= <anno>X</anno> <= + <anno>N</anno></c> and a new state.</p> + </desc> + </func> + + <func> + <name name="normal" arity="0"/> + <fsummary>Return a standard normal distributed random float</fsummary> + <desc> + <p>Returns a standard normal deviate float (that is, the mean + is 0 and the standard deviation is 1) and updates the state in + the process dictionary.</p> + </desc> + </func> + <func> + <name name="normal_s" arity="1"/> + <fsummary>Return a standard normal distributed random float</fsummary> + <desc> + <p>Given a state, <c>normal_s/1</c> returns a standard normal + deviate float (that is, the mean is 0 and the standard + deviation is 1) and a new state.</p> + </desc> + </func> + + </funcs> +</erlref> diff --git a/lib/stdlib/doc/src/random.xml b/lib/stdlib/doc/src/random.xml index e001058e19..fc4f796863 100644 --- a/lib/stdlib/doc/src/random.xml +++ b/lib/stdlib/doc/src/random.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -47,7 +48,10 @@ tuple of three integers.</p> <p>It should be noted that this random number generator is not cryptographically strong. If a strong cryptographic random number generator is needed for - example <c>crypto:rand_bytes/1</c> could be used instead.</p> + example <c>crypto:strong_rand_bytes/1</c> could be used instead.</p> + <note><p>The new and improved <seealso + marker="stdlib:rand">rand</seealso> module should be used + instead of this module.</p></note> </description> <datatypes> <datatype> @@ -70,12 +74,17 @@ <desc> <p>Seeds random number generation with integer values in the process dictionary, and returns the old state.</p> - <p>One way of obtaining a seed is to use the BIF <c>now/0</c>:</p> + <p>One easy way of obtaining a unique value to seed with is to:</p> <code type="none"> - ... - {A1,A2,A3} = now(), - random:seed(A1, A2, A3), - ...</code> +random:seed(erlang:phash2([node()]), + erlang:monotonic_time(), + erlang:unique_integer())</code> + <p>See <seealso marker="erts:erlang#phash2/1"> + erlang:phash2/1</seealso>, <seealso marker="erts:erlang#node/0"> + node/0</seealso>, <seealso marker="erts:erlang#monotonic_time/0"> + erlang:monotonic_time/0</seealso>, and + <seealso marker="erts:erlang#unique_integer/0"> + erlang:unique_integer/0</seealso>) for details.</p> </desc> </func> <func> @@ -139,7 +148,7 @@ <p>The implementation changed in R15. Upgrading to R15 will break applications that expect a specific output for a given seed. The output is still deterministic number series, but different compared to releases - older than R15. The seed <c>{0,0,0}</c> will for example no longer + older than R15. The seed <c>{0,0,0}</c> will, for example, no longer produce a flawed series of only zeros.</p> </section> </erlref> diff --git a/lib/stdlib/doc/src/re.xml b/lib/stdlib/doc/src/re.xml index a1833f6a51..8c19926b10 100644 --- a/lib/stdlib/doc/src/re.xml +++ b/lib/stdlib/doc/src/re.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved on line at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> @@ -150,7 +151,11 @@ This option makes it possible to include comments inside complicated patterns. N <tag><c>no_start_optimize</c></tag> <item>This option disables optimization that may malfunction if "Special start-of-pattern items" are present in the regular expression. A typical example would be when matching "DEFABC" against "(*COMMIT)ABC", where the start optimization of PCRE would skip the subject up to the "A" and would never realize that the (*COMMIT) instruction should have made the matching fail. This option is only relevant if you use "start-of-pattern items", as discussed in the section "PCRE regular expression details" below.</item> <tag><c>ucp</c></tag> - <item>Specifies that Unicode Character Properties should be used when resolving \B, \b, \D, \d, \S, \s, \Wand \w. Without this flag, only ISO-Latin-1 properties are used. Using Unicode properties hurts performance, but is semantically correct when working with Unicode characters beyond the ISO-Latin-1 range.</item> + <item>Specifies that Unicode Character Properties should be used when + resolving \B, \b, \D, \d, \S, \s, \W and \w. Without this flag, only + ISO-Latin-1 properties are used. Using Unicode properties hurts + performance, but is semantically correct when working with Unicode + characters beyond the ISO-Latin-1 range.</item> <tag><c>never_utf</c></tag> <item>Specifies that the (*UTF) and/or (*UTF8) "start-of-pattern items" are forbidden. This flag can not be combined with <c>unicode</c>. Useful if ISO-Latin-1 patterns from an external source are to be compiled.</item> </taglist> @@ -200,8 +205,8 @@ This option makes it possible to include comments inside complicated patterns. N </func> <func> <name name="run" arity="3"/> - <type_desc variable="CompileOpt">See <seealso marker="#compile_options">compile/2</seealso> above.</type_desc> <fsummary>Match a subject against regular expression and capture subpatterns</fsummary> + <type_desc variable="CompileOpt">See <seealso marker="#compile_options">compile/2</seealso> above.</type_desc> <desc> <p>Executes a regexp matching, returning <c>match/{match, @@ -876,11 +881,11 @@ nomatch </desc> </func> </funcs> - - <marker id="regexp_syntax"></marker> + <section> <title>PERL LIKE REGULAR EXPRESSIONS SYNTAX</title> - <p>The following sections contain reference material for the + <p><marker id="regexp_syntax"></marker> + The following sections contain reference material for the regular expressions used by this module. The regular expression reference is based on the PCRE documentation, with changes in cases where the re module behaves differently to the PCRE library.</p> @@ -966,7 +971,7 @@ appearance causes an error. </quote> <p>This has the same effect as setting the <c>ucp</c> option: it causes sequences such as \d and \w to use Unicode properties to determine character types, -instead of recognizing only characters with codes less than 128 via a lookup +instead of recognizing only characters with codes less than 256 via a lookup table. </p> @@ -1307,7 +1312,8 @@ By default, the definition of letters and digits is controlled by PCRE's low-valued character tables, in Erlang's case (and without the <c>unicode</c> option), the ISO-Latin-1 character set.</p> -<p>By default, in <c>unicode</c> mode, characters with values greater than 128 never match +<p>By default, in <c>unicode</c> mode, characters with values greater than 255, +i.e. all characters outside the ISO-Latin-1 character set, never match \d, \s, or \w, and always match \D, \S, and \W. These sequences retain their original meanings from before UTF support was available, mainly for efficiency reasons. However, if the <c>ucp</c> option is set, the behaviour is changed so that Unicode @@ -1954,10 +1960,10 @@ can be included in a class as a literal string of data units, or by using the upper case and lower case versions, so for example, a caseless [aeiou] matches "A" as well as "a", and a caseless [^aeiou] does not match "A", whereas a caseful version would. In a UTF mode, PCRE always understands the concept of -case for characters whose values are less than 128, so caseless matching is +case for characters whose values are less than 256, so caseless matching is always possible. For characters with higher values, the concept of case is supported if PCRE is compiled with Unicode property support, but not otherwise. -If you want to use caseless matching in a UTF mode for characters 128 and +If you want to use caseless matching in a UTF mode for characters 256 and above, you must ensure that PCRE is compiled with Unicode property support as well as with UTF support.</p> @@ -1989,7 +1995,7 @@ matches the letters in either case. For example, [W-c] is equivalent to [][\\^_`wxyzabc], matched caselessly, and in a non-UTF mode, if character tables for a French locale are in use, [\xc8-\xcb] matches accented E characters in both cases. In UTF modes, PCRE supports the concept of case for -characters with values greater than 128 only when it is compiled with Unicode +characters with values greater than 255 only when it is compiled with Unicode property support.</p> <p>The character escape sequences \d, \D, \h, \H, \p, \P, \s, \S, \v, @@ -2062,9 +2068,9 @@ by a ^ character after the colon. For example,</p> syntax [.ch.] and [=ch=] where "ch" is a "collating element", but these are not supported, and an error is given if they are encountered.</p> -<p>By default, in UTF modes, characters with values greater than 128 do not match +<p>By default, in UTF modes, characters with values greater than 255 do not match any of the POSIX character classes. However, if the PCRE_UCP option is passed -to <b>pcre_compile()</b>, some of the classes are changed so that Unicode +to <em>pcre_compile()</em>, some of the classes are changed so that Unicode character properties are used. This is achieved by replacing the POSIX classes by other sequences, as follows:</p> @@ -2072,16 +2078,16 @@ by other sequences, as follows:</p> <tag>[:alnum:]</tag> <item>becomes <em>\p{Xan}</em></item> <tag>[:alpha:]</tag> <item>becomes <em>\p{L}</em></item> <tag>[:blank:]</tag> <item>becomes <em>\h</em></item> - <tag>[:digit:</tag>] <item>becomes <em>\p{Nd}</em></item> + <tag>[:digit:]</tag> <item>becomes <em>\p{Nd}</em></item> <tag>[:lower:]</tag> <item>becomes <em>\p{Ll}</em></item> <tag>[:space:]</tag> <item>becomes <em>\p{Xps}</em></item> - <tag>[:upper:</tag>] <item>becomes <em>\p{Lu}</em></item> + <tag>[:upper:]</tag> <item>becomes <em>\p{Lu}</em></item> <tag>[:word:]</tag> <item>becomes <em>\p{Xwd}</em></item> </taglist> <p>Negated versions, such as [:^alpha:] use \P instead of \p. The other POSIX classes are unchanged, and match only characters with code points less than -128.</p> +256.</p> </section> @@ -3053,7 +3059,7 @@ default newline convention is in force:</p> <quote><p> abc #comment \n still comment</p></quote> -<p>On encountering the # character, <b>pcre_compile()</b> skips along, looking for +<p>On encountering the # character, <em>pcre_compile()</em> skips along, looking for a newline in the pattern. The sequence \n is still literal at this stage, so it does not terminate the comment. Only an actual character with the code value 0x0a (the default newline) does so.</p> diff --git a/lib/stdlib/doc/src/ref_man.xml b/lib/stdlib/doc/src/ref_man.xml index 6c35578bdf..82ad78e675 100644 --- a/lib/stdlib/doc/src/ref_man.xml +++ b/lib/stdlib/doc/src/ref_man.xml @@ -4,20 +4,21 @@ <application xmlns:xi="http://www.w3.org/2001/XInclude"> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -35,6 +36,7 @@ </description> <xi:include href="stdlib_app.xml"/> <xi:include href="array.xml"/> + <xi:include href="assert_hrl.xml"/> <xi:include href="base64.xml"/> <xi:include href="beam_lib.xml"/> <xi:include href="binary.xml"/> @@ -45,6 +47,7 @@ <xi:include href="digraph.xml"/> <xi:include href="digraph_utils.xml"/> <xi:include href="epp.xml"/> + <xi:include href="erl_anno.xml"/> <xi:include href="erl_eval.xml"/> <xi:include href="erl_expand_records.xml"/> <xi:include href="erl_id_trans.xml"/> @@ -73,12 +76,12 @@ <xi:include href="ms_transform.xml"/> <xi:include href="orddict.xml"/> <xi:include href="ordsets.xml"/> - <xi:include href="pg.xml"/> <xi:include href="pool.xml"/> <xi:include href="proc_lib.xml"/> <xi:include href="proplists.xml"/> <xi:include href="qlc.xml"/> <xi:include href="queue.xml"/> + <xi:include href="rand.xml"/> <xi:include href="random.xml"/> <xi:include href="re.xml"/> <xi:include href="sets.xml"/> diff --git a/lib/stdlib/doc/src/sets.xml b/lib/stdlib/doc/src/sets.xml index c5b8dce4b7..531d18fbef 100644 --- a/lib/stdlib/doc/src/sets.xml +++ b/lib/stdlib/doc/src/sets.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>2000</year><year>2014</year> + <year>2000</year><year>2015</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -50,9 +51,6 @@ </datatype> <datatype> <name name="set" n_vars="0"/> - <desc> - <p><c>set()</c> is equivalent to <c>set(term())</c>.</p> - </desc> </datatype> </datatypes> <funcs> @@ -65,7 +63,7 @@ </func> <func> <name name="is_set" arity="1"/> - <fsummary>Test for an <c>Set</c></fsummary> + <fsummary>Test for a <c>Set</c></fsummary> <desc> <p>Returns <c>true</c> if <c><anno>Set</anno></c> is a set of elements, otherwise <c>false</c>.</p> @@ -80,21 +78,22 @@ </func> <func> <name name="to_list" arity="1"/> - <fsummary>Convert an <c>Set</c>into a list</fsummary> + <fsummary>Convert a <c>Set</c>into a list</fsummary> <desc> - <p>Returns the elements of <c><anno>Set</anno></c> as a list.</p> + <p>Returns the elements of <c><anno>Set</anno></c> as a list. + The order of the returned elements is undefined.</p> </desc> </func> <func> <name name="from_list" arity="1"/> - <fsummary>Convert a list into an <c>Set</c></fsummary> + <fsummary>Convert a list into a <c>Set</c></fsummary> <desc> - <p>Returns an set of the elements in <c><anno>List</anno></c>.</p> + <p>Returns a set of the elements in <c><anno>List</anno></c>.</p> </desc> </func> <func> <name name="is_element" arity="2"/> - <fsummary>Test for membership of an <c>Set</c></fsummary> + <fsummary>Test for membership of a <c>Set</c></fsummary> <desc> <p>Returns <c>true</c> if <c><anno>Element</anno></c> is an element of <c><anno>Set</anno></c>, otherwise <c>false</c>.</p> @@ -102,7 +101,7 @@ </func> <func> <name name="add_element" arity="2"/> - <fsummary>Add an element to an <c>Set</c></fsummary> + <fsummary>Add an element to a <c>Set</c></fsummary> <desc> <p>Returns a new set formed from <c><anno>Set1</anno></c> with <c><anno>Element</anno></c> inserted.</p> @@ -110,7 +109,7 @@ </func> <func> <name name="del_element" arity="2"/> - <fsummary>Remove an element from an <c>Set</c></fsummary> + <fsummary>Remove an element from a <c>Set</c></fsummary> <desc> <p>Returns <c><anno>Set1</anno></c>, but with <c><anno>Element</anno></c> removed.</p> </desc> @@ -175,7 +174,8 @@ <fsummary>Fold over set elements</fsummary> <desc> <p>Fold <c><anno>Function</anno></c> over every element in <c><anno>Set</anno></c> - returning the final value of the accumulator.</p> + returning the final value of the accumulator. + The evaluation order is undefined.</p> </desc> </func> <func> diff --git a/lib/stdlib/doc/src/shell.xml b/lib/stdlib/doc/src/shell.xml index 3ca80ed900..22a3321298 100644 --- a/lib/stdlib/doc/src/shell.xml +++ b/lib/stdlib/doc/src/shell.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/shell_default.xml b/lib/stdlib/doc/src/shell_default.xml index 2355ba92f9..51cd3b62d3 100644 --- a/lib/stdlib/doc/src/shell_default.xml +++ b/lib/stdlib/doc/src/shell_default.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/slave.xml b/lib/stdlib/doc/src/slave.xml index f5d0436a20..8c16cbf5b1 100644 --- a/lib/stdlib/doc/src/slave.xml +++ b/lib/stdlib/doc/src/slave.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/sofs.xml b/lib/stdlib/doc/src/sofs.xml index 6c97fd0bc0..53f6ca957a 100644 --- a/lib/stdlib/doc/src/sofs.xml +++ b/lib/stdlib/doc/src/sofs.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -397,8 +398,9 @@ fun(S) -> sofs:partition(1, S) end </datatype> <datatype> <!-- Parameterized opaque types are NYI: --> - <name><marker id="type-tuple_of">tuple_of(T)</marker></name> - <desc><p>A tuple where the elements are of type <c>T</c>.</p></desc> + <name>tuple_of(T)</name> + <desc><p><marker id="type-tuple_of"/> + A tuple where the elements are of type <c>T</c>.</p></desc> </datatype> </datatypes> <funcs> diff --git a/lib/stdlib/doc/src/specs.xml b/lib/stdlib/doc/src/specs.xml index 60a04ed5e7..0418bf7b22 100644 --- a/lib/stdlib/doc/src/specs.xml +++ b/lib/stdlib/doc/src/specs.xml @@ -11,6 +11,7 @@ <xi:include href="../specs/specs_digraph.xml"/> <xi:include href="../specs/specs_digraph_utils.xml"/> <xi:include href="../specs/specs_epp.xml"/> + <xi:include href="../specs/specs_erl_anno.xml"/> <xi:include href="../specs/specs_erl_eval.xml"/> <xi:include href="../specs/specs_erl_expand_records.xml"/> <xi:include href="../specs/specs_erl_id_trans.xml"/> @@ -39,12 +40,12 @@ <xi:include href="../specs/specs_ms_transform.xml"/> <xi:include href="../specs/specs_orddict.xml"/> <xi:include href="../specs/specs_ordsets.xml"/> - <xi:include href="../specs/specs_pg.xml"/> <xi:include href="../specs/specs_pool.xml"/> <xi:include href="../specs/specs_proc_lib.xml"/> <xi:include href="../specs/specs_proplists.xml"/> <xi:include href="../specs/specs_qlc.xml"/> <xi:include href="../specs/specs_queue.xml"/> + <xi:include href="../specs/specs_rand.xml"/> <xi:include href="../specs/specs_random.xml"/> <xi:include href="../specs/specs_re.xml"/> <xi:include href="../specs/specs_sets.xml"/> diff --git a/lib/stdlib/doc/src/stdlib_app.xml b/lib/stdlib/doc/src/stdlib_app.xml index de4cc65396..43bcad9098 100644 --- a/lib/stdlib/doc/src/stdlib_app.xml +++ b/lib/stdlib/doc/src/stdlib_app.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/string.xml b/lib/stdlib/doc/src/string.xml index c96cc95a44..d64db6c7ee 100644 --- a/lib/stdlib/doc/src/string.xml +++ b/lib/stdlib/doc/src/string.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -124,6 +125,10 @@ <code type="none"> > tokens("abc defxxghix jkl", "x "). ["abc", "def", "ghi", "jkl"] </code> + <p>Note that, as shown in the example above, two or more + adjacent separator characters in <c><anno>String</anno></c> + will be treated as one. That is, there will not be any empty + strings in the resulting list of tokens.</p> </desc> </func> <func> diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml index 3a5027d595..815bf4a489 100644 --- a/lib/stdlib/doc/src/supervisor.xml +++ b/lib/stdlib/doc/src/supervisor.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -37,12 +38,12 @@ the <c>gen_event</c>, <c>gen_fsm</c>, or <c>gen_server</c> behaviours. A supervisor implemented using this module will have a standard set of interface functions and include functionality - for tracing and error reporting. Supervisors are used to build an + for tracing and error reporting. Supervisors are used to build a hierarchical process structure called a supervision tree, a nice way to structure a fault tolerant application. Refer to <em>OTP Design Principles</em> for more information.</p> - <p>A supervisor assumes the definition of which child processes to - supervise to be located in a callback module exporting a + <p>A supervisor expects the definition of which child processes to + supervise to be specified in a callback module exporting a pre-defined set of functions.</p> <p>Unless otherwise stated, all functions in this module will fail if the specified supervisor does not exist or if bad arguments @@ -53,18 +54,30 @@ <title>Supervision Principles</title> <p>The supervisor is responsible for starting, stopping and monitoring its child processes. The basic idea of a supervisor is - that it should keep its child processes alive by restarting them + that it shall keep its child processes alive by restarting them when necessary.</p> - <p>The children of a supervisor is defined as a list of + <p>The children of a supervisor are defined as a list of <em>child specifications</em>. When the supervisor is started, the child processes are started in order from left to right according to this list. When the supervisor terminates, it first terminates its child processes in reversed start order, from right to left.</p> - <p>A supervisor can have one of the following <em>restart strategies</em>:</p> + <marker id="sup_flags"/> + <p>The properties of a supervisor are defined by the supervisor + flags. This is the type definition for the supervisor flags: + </p> + <pre>sup_flags() = #{strategy => strategy(), % optional + intensity => non_neg_integer(), % optional + period => pos_integer()} % optional + </pre> + <p>A supervisor can have one of the following <em>restart + strategies</em>, specified with the <c>strategy</c> key in the + above map: + </p> <list type="bulleted"> <item> <p><c>one_for_one</c> - if one child process terminates and - should be restarted, only that child process is affected.</p> + should be restarted, only that child process is + affected. This is the default restart strategy.</p> </item> <item> <p><c>one_for_all</c> - if one child process terminates and @@ -94,43 +107,53 @@ instead the child specification identifier is used, <c>terminate_child/2</c> will return <c>{error,simple_one_for_one}</c>.</p> - <p>Because a <c>simple_one_for_one</c> supervisor could have many - children, it shuts them all down at same time. So, order in which they - are stopped is not defined. For the same reason, it could have an - overhead with regards to the <c>Shutdown</c> strategy.</p> + <p>Because a <c>simple_one_for_one</c> supervisor could have + many children, it shuts them all down asynchronously. This + means that the children will do their cleanup in parallel, + and therefore the order in which they are stopped is not + defined.</p> </item> </list> <p>To prevent a supervisor from getting into an infinite loop of - child process terminations and restarts, a <em>maximum restart frequency</em> - is defined using two integer values <c>MaxR</c> - and <c>MaxT</c>. If more than <c>MaxR</c> restarts occur within - <c>MaxT</c> seconds, the supervisor terminates all child - processes and then itself. + child process terminations and restarts, a <em>maximum restart + intensity</em> is defined using two integer values specified + with the <c>intensity</c> and <c>period</c> keys in the above + map. Assuming the values <c>MaxR</c> for <c>intensity</c> + and <c>MaxT</c> for <c>period</c>, then if more than <c>MaxR</c> + restarts occur within <c>MaxT</c> seconds, the supervisor will + terminate all child processes and then itself. The default value + for <c>intensity</c> is <c>1</c>, and the default value + for <c>period</c> is <c>5</c>. </p> <marker id="child_spec"/> <p>This is the type definition of a child specification:</p> - <pre> -child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} - Id = term() - StartFunc = {M,F,A} - M = F = atom() - A = [term()] - Restart = permanent | transient | temporary - Shutdown = brutal_kill | int()>0 | infinity - Type = worker | supervisor - Modules = [Module] | dynamic - Module = atom()</pre> + <pre>child_spec() = #{id => child_id(), % mandatory + start => mfargs(), % mandatory + restart => restart(), % optional + shutdown => shutdown(), % optional + type => worker(), % optional + modules => modules()} % optional</pre> + <p>The old tuple format is kept for backwards compatibility, + see <seealso marker="#type-child_spec">child_spec()</seealso>, + but the map is preferred. + </p> <list type="bulleted"> <item> - <p><c>Id</c> is a name that is used to identify the child + <p><c>id</c> is used to identify the child specification internally by the supervisor.</p> + <p>The <c>id</c> key is mandatory.</p> + <p>Note that this identifier on occations has been called + "name". As far as possible, the terms "identifier" or "id" + are now used but in order to keep backwards compatibility, + some occurences of "name" can still be found, for example + in error messages.</p> </item> <item> - <p><c>StartFunc</c> defines the function call used to start - the child process. It should be a module-function-arguments + <p><c>start</c> defines the function call used to start the + child process. It must be a module-function-arguments tuple <c>{M,F,A}</c> used as <c>apply(M,F,A)</c>.</p> <p>The start function <em>must create and link to</em> the child - process, and should return <c>{ok,Child}</c> or + process, and must return <c>{ok,Child}</c> or <c>{ok,Child,Info}</c> where <c>Child</c> is the pid of the child process and <c>Info</c> an arbitrary term which is ignored by the supervisor.</p> @@ -143,20 +166,23 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} error tuple <c>{error,Error}</c>.</p> <p>Note that the <c>start_link</c> functions of the different behaviour modules fulfill the above requirements.</p> + <p>The <c>start</c> key is mandatory.</p> </item> <item> - <p><c>Restart</c> defines when a terminated child process - should be restarted. A <c>permanent</c> child process should - always be restarted, a <c>temporary</c> child process should + <p><c>restart</c> defines when a terminated child process + shall be restarted. A <c>permanent</c> child process will + always be restarted, a <c>temporary</c> child process will never be restarted (even when the supervisor's restart strategy is <c>rest_for_one</c> or <c>one_for_all</c> and a sibling's death causes the temporary process to be terminated) and a - <c>transient</c> child process should be restarted only if + <c>transient</c> child process will be restarted only if it terminates abnormally, i.e. with another exit reason than <c>normal</c>, <c>shutdown</c> or <c>{shutdown,Term}</c>.</p> + <p>The <c>restart</c> key is optional. If it is not given, the + default value <c>permanent</c> will be used.</p> </item> <item> - <p><c>Shutdown</c> defines how a child process should be + <p><c>shutdown</c> defines how a child process shall be terminated. <c>brutal_kill</c> means the child process will be unconditionally terminated using <c>exit(Child,kill)</c>. An integer timeout value means that the supervisor will tell @@ -166,35 +192,45 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} no exit signal is received within the specified number of milliseconds, the child process is unconditionally terminated using <c>exit(Child,kill)</c>.</p> - <p>If the child process is another supervisor, <c>Shutdown</c> + <p>If the child process is another supervisor, the shutdown time should be set to <c>infinity</c> to give the subtree ample - time to shutdown. It is also allowed to set it to <c>infinity</c>, + time to shut down. It is also allowed to set it to <c>infinity</c>, if the child process is a worker.</p> <warning> - <p>Be careful by setting the <c>Shutdown</c> strategy to + <p>Be careful when setting the shutdown time to <c>infinity</c> when the child process is a worker. Because, in this situation, the termination of the supervision tree depends on the child process, it must be implemented in a safe way and its cleanup procedure must always return.</p> </warning> <p>Note that all child processes implemented using the standard - OTP behavior modules automatically adhere to the shutdown + OTP behaviour modules automatically adhere to the shutdown protocol.</p> + <p>The <c>shutdown</c> key is optional. If it is not given, + the default value <c>5000</c> will be used if the child is + of type <c>worker</c>; and <c>infinity</c> will be used if + the child is of type <c>supervisor</c>.</p> </item> <item> - <p><c>Type</c> specifies if the child process is a supervisor or + <p><c>type</c> specifies if the child process is a supervisor or a worker.</p> + <p>The <c>type</c> key is optional. If it is not given, the + default value <c>worker</c> will be used.</p> </item> <item> - <p><c>Modules</c> is used by the release handler during code + <p><c>modules</c> is used by the release handler during code replacement to determine which processes are using a certain - module. As a rule of thumb <c>Modules</c> should be a list - with one element <c>[Module]</c>, where <c>Module</c> is - the callback module, if the child process is a supervisor, - gen_server or gen_fsm. If the child process is an event - manager (gen_event) with a dynamic set of callback modules, - <c>Modules</c> should be <c>dynamic</c>. See <em>OTP Design Principles</em> - for more information about release handling.</p> + module. As a rule of thumb, if the child process is a + <c>supervisor</c>, <c>gen_server</c>, or <c>gen_fsm</c>, + this should be a list with one element <c>[Module]</c>, + where <c>Module</c> is the callback module. If the child + process is an event manager (<c>gen_event</c>) with a + dynamic set of callback modules, the value <c>dynamic</c> + shall be used. See <em>OTP Design Principles</em> for more + information about release handling.</p> + <p>The <c>modules</c> key is optional. If it is not given, it + defaults to <c>[M]</c>, where <c>M</c> comes from the + child's start <c>{M,F,A}</c></p> </item> <item> <p>Internally, the supervisor also keeps track of the pid @@ -213,11 +249,20 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </datatype> <datatype> <name name="child_spec"/> + <desc><p>The tuple format is kept for backwards compatibility + only. A map is preferred; see more details + <seealso marker="#child_spec">above</seealso>.</p></desc> </datatype> <datatype> <name name="mfargs"/> - <desc><p><c>A</c> (the argument list) has the value - <c>undefined</c> if <c>Restart</c> is <c>temporary</c>.</p> + <desc> + <p>The value <c>undefined</c> for <c><anno>A</anno></c> (the + argument list) is only to be used internally + in <c>supervisor</c>. If the restart type of the child + is <c>temporary</c>, then the process is never to be + restarted and therefore there is no need to store the real + argument list. The value <c>undefined</c> will then be + stored instead.</p> </desc> </datatype> <datatype> @@ -233,6 +278,12 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <name name="strategy"/> </datatype> <datatype> + <name name="sup_flags"/> + <desc><p>The tuple format is kept for backwards compatibility + only. A map is preferred; see more details + <seealso marker="#sup_flags">above</seealso>.</p></desc> + </datatype> + <datatype> <name name="sup_ref"/> </datatype> <datatype> @@ -253,20 +304,20 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} the supervisor is linked to the calling process (its supervisor).</p> <p>The created supervisor process calls <c><anno>Module</anno>:init/1</c> to - find out about restart strategy, maximum restart frequency + find out about restart strategy, maximum restart intensity and child processes. To ensure a synchronized start-up procedure, <c>start_link/2,3</c> does not return until <c><anno>Module</anno>:init/1</c> has returned and all child processes have been started.</p> - <p>If <c><anno>SupName</anno>={local,Name}</c> the supervisor is registered + <p>If <c><anno>SupName</anno>={local,Name}</c>, the supervisor is registered locally as <c>Name</c> using <c>register/2</c>. If <c><anno>SupName</anno>={global,Name}</c> the supervisor is registered globally as <c>Name</c> using <c>global:register_name/2</c>. If <c><anno>SupName</anno>={via,<anno>Module</anno>,<anno>Name</anno>}</c> the supervisor is registered as <c>Name</c> using the registry represented by - <c>Module</c>. The <c>Module</c> callback should export the functions + <c>Module</c>. The <c>Module</c> callback must export the functions <c>register_name/2</c>, <c>unregister_name/1</c> and <c>send/2</c>, - which should behave like the corresponding functions in <c>global</c>. + which shall behave like the corresponding functions in <c>global</c>. Thus, <c>{via,global,<anno>Name</anno>}</c> is a valid reference.</p> <p>If no name is provided, the supervisor is not registered.</p> <p><c><anno>Module</anno></c> is the name of the callback module.</p> @@ -274,14 +325,14 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} the argument to <c><anno>Module</anno>:init/1</c>.</p> <p>If the supervisor and its child processes are successfully created (i.e. if all child process start functions return - <c>{ok,Child}</c>, <c>{ok,Child,Info}</c>, or <c>ignore</c>) + <c>{ok,Child}</c>, <c>{ok,Child,Info}</c>, or <c>ignore</c>), the function returns <c>{ok,Pid}</c>, where <c>Pid</c> is the pid of the supervisor. If there already exists a process - with the specified <c><anno>SupName</anno></c> the function returns + with the specified <c><anno>SupName</anno></c>, the function returns <c>{error,{already_started,Pid}}</c>, where <c>Pid</c> is the pid of that process.</p> <p>If <c><anno>Module</anno>:init/1</c> returns <c>ignore</c>, this function - returns <c>ignore</c> as well and the supervisor terminates + returns <c>ignore</c> as well, and the supervisor terminates with reason <c>normal</c>. If <c><anno>Module</anno>:init/1</c> fails or returns an incorrect value, this function returns <c>{error,Term}</c> where <c>Term</c> @@ -297,13 +348,12 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <func> <name name="start_child" arity="2"/> <fsummary>Dynamically add a child process to a supervisor.</fsummary> - <type name="child_spec"/> <type name="startchild_ret"/> <type name="startchild_err"/> <desc> <p>Dynamically adds a child specification to the supervisor <c><anno>SupRef</anno></c> which starts the corresponding child process.</p> - <p><marker id="SupRef"><c><anno>SupRef</anno></c></marker> can be:</p> + <p><marker id="SupRef"/><c><anno>SupRef</anno></c> can be:</p> <list type="bulleted"> <item>the pid,</item> <item><c>Name</c>, if the supervisor is locally registered,</item> @@ -314,35 +364,41 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <item><c>{via,Module,Name}</c>, if the supervisor is registered through an alternative process registry.</item> </list> - <p><c><anno>ChildSpec</anno></c> should be a valid child specification + <p><c><anno>ChildSpec</anno></c> must be a valid child specification (unless the supervisor is a <c>simple_one_for_one</c> - supervisor, see below). The child process will be started by + supervisor; see below). The child process will be started by using the start function as defined in the child specification.</p> - <p>If the case of a <c>simple_one_for_one</c> supervisor, + <p>In the case of a <c>simple_one_for_one</c> supervisor, the child specification defined in <c>Module:init/1</c> will - be used and <c><anno>ChildSpec</anno></c> should instead be an arbitrary + be used, and <c><anno>ChildSpec</anno></c> shall instead be an arbitrary list of terms <c><anno>List</anno></c>. The child process will then be started by appending <c><anno>List</anno></c> to the existing start function arguments, i.e. by calling <c>apply(M, F, A++<anno>List</anno>)</c> where <c>{M,F,A}</c> is the start function defined in the child specification.</p> <p>If there already exists a child specification with - the specified <c><anno>Id</anno></c>, <c><anno>ChildSpec</anno></c> is discarded and + the specified identifier, <c><anno>ChildSpec</anno></c> is discarded, and the function returns <c>{error,already_present}</c> or <c>{error,{already_started,<anno>Child</anno>}}</c>, depending on if the corresponding child process is running or not.</p> <p>If the child process start function returns <c>{ok,<anno>Child</anno>}</c> - or <c>{ok,<anno>Child</anno>,<anno>Info</anno>}</c>, the child specification and pid is + or <c>{ok,<anno>Child</anno>,<anno>Info</anno>}</c>, the child specification and pid are added to the supervisor and the function returns the same value.</p> <p>If the child process start function returns <c>ignore</c>, - the child specification is added to the supervisor, the pid - is set to <c>undefined</c> and the function returns - <c>{ok,undefined}</c>.</p> + the child specification is added to the supervisor (unless the + supervisor is a <c>simple_one_for_one</c> supervisor, see below), + the pid is set to <c>undefined</c> and the function returns + <c>{ok,undefined}</c>. + </p> + <p>In the case of a <c>simple_one_for_one</c> supervisor, when a child + process start function returns <c>ignore</c> the functions returns + <c>{ok,undefined}</c> and no child is added to the supervisor. + </p> <p>If the child process start function returns an error tuple or an erroneous value, or if it fails, the child specification is - discarded and the function returns <c>{error,Error}</c> where + discarded, and the function returns <c>{error,Error}</c> where <c>Error</c> is a term containing information about the error and child specification.</p> </desc> @@ -366,7 +422,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p>If the child is temporary, the child specification is deleted as soon as the process terminates. This means - that <c>delete_child/2</c> has no meaning + that <c>delete_child/2</c> has no meaning, and <c>restart_child/2</c> can not be used for these children.</p> @@ -375,13 +431,13 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} process is alive, but is not a child of the given supervisor, the function will return <c>{error,not_found}</c>. If the child specification - identifier is given instead instead of a <c>pid()</c>, the + identifier is given instead of a <c>pid()</c>, the function will return <c>{error,simple_one_for_one}</c>.</p> <p>If successful, the function returns <c>ok</c>. If there is no child specification with the specified <c><anno>Id</anno></c>, the function returns <c>{error,not_found}</c>.</p> - <p>See <c>start_child/2</c> for a description of - <c><anno>SupRef</anno></c>.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> </desc> </func> <func> @@ -390,15 +446,15 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <desc> <p>Tells the supervisor <c><anno>SupRef</anno></c> to delete the child specification identified by <c><anno>Id</anno></c>. The corresponding child - process must not be running, use <c>terminate_child/2</c> to + process must not be running. Use <c>terminate_child/2</c> to terminate it.</p> - <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> for a description of - <c>SupRef</c>.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> <p>If successful, the function returns <c>ok</c>. If the child specification identified by <c><anno>Id</anno></c> exists but the corresponding child process is running or about to be restarted, the function returns <c>{error,running}</c> or - <c>{error,restarting}</c> respectively. If the child specification + <c>{error,restarting}</c>, respectively. If the child specification identified by <c><anno>Id</anno></c> does not exist, the function returns <c>{error,not_found}</c>.</p> </desc> @@ -410,10 +466,10 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <p>Tells the supervisor <c><anno>SupRef</anno></c> to restart a child process corresponding to the child specification identified by <c><anno>Id</anno></c>. The child - specification must exist and the corresponding child process + specification must exist, and the corresponding child process must not be running.</p> <p>Note that for temporary children, the child specification - is automatically deleted when the child terminates, and thus + is automatically deleted when the child terminates; thus it is not possible to restart such children.</p> <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> for a description of <c>SupRef</c>.</p> @@ -429,7 +485,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} is added to the supervisor and the function returns the same value.</p> <p>If the child process start function returns <c>ignore</c>, - the pid remains set to <c>undefined</c> and the function + the pid remains set to <c>undefined</c>, and the function returns <c>{ok,undefined}</c>.</p> <p>If the child process start function returns an error tuple or an erroneous value, or if it fails, the function returns @@ -462,7 +518,7 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <item> <p><c><anno>Child</anno></c> - the pid of the corresponding child process, the atom <c>restarting</c> if the process is about to be - restarted or <c>undefined</c> if there is no such process.</p> + restarted, or <c>undefined</c> if there is no such process.</p> </item> <item> <p><c><anno>Type</anno></c> - as defined in the child specification.</p> @@ -475,8 +531,8 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </func> <func> <name name="count_children" arity="1"/> - <fsummary>Return counts for the number of childspecs, active children, - supervisors and workers.</fsummary> + <fsummary>Return counts for the number of child specifications, + active children, supervisors, and workers.</fsummary> <desc> <p>Returns a property list (see <c>proplists</c>) containing the counts for each of the following elements of the supervisor's @@ -487,7 +543,10 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} </item> <item> <p><c>active</c> - the count of all actively running child processes - managed by this supervisor.</p> + managed by this supervisor. In the case of <c>simple_one_for_one</c> + supervisors, no check is carried out to ensure that each child process + is still alive, though the result provided here is likely to be very + accurate unless the supervisor is heavily overloaded.</p> </item> <item> <p><c>supervisors</c> - the count of all children marked as @@ -500,6 +559,8 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} process is still alive.</p> </item> </list> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> </desc> </func> <func> @@ -511,11 +572,23 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} correct, or <c>{error,<anno>Error</anno>}</c> otherwise.</p> </desc> </func> + <func> + <name name="get_childspec" arity="2"/> + <fsummary>Return the child specification map for the given + child.</fsummary> + <desc> + <p>Returns the child specification map for the child identified + by <c>Id</c> under supervisor <c>SupRef</c>. The returned + map contains all keys, both mandatory and optional.</p> + <p>See <seealso marker="#SupRef"><c>start_child/2</c></seealso> + for a description of <c><anno>SupRef</anno></c>.</p> + </desc> + </func> </funcs> <section> <title>CALLBACK FUNCTIONS</title> - <p>The following functions should be exported from a + <p>The following functions must be exported from a <c>supervisor</c> callback module.</p> </section> <funcs> @@ -524,33 +597,37 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} <fsummary>Return a supervisor specification.</fsummary> <type> <v>Args = term()</v> - <v>Result = {ok,{{RestartStrategy,MaxR,MaxT},[ChildSpec]}} | ignore</v> - <v> RestartStrategy = <seealso marker="#type-strategy">strategy()</seealso></v> - <v> MaxR = integer()>=0</v> - <v> MaxT = integer()>0</v> + <v>Result = {ok,{SupFlags,[ChildSpec]}} | ignore</v> + <v> SupFlags = <seealso marker="#type-sup_flags">sup_flags()</seealso></v> <v> ChildSpec = <seealso marker="#type-child_spec">child_spec()</seealso></v> </type> <desc> <p>Whenever a supervisor is started using <c>supervisor:start_link/2,3</c>, this function is called by the new process to find out about restart strategy, maximum - restart frequency and child specifications.</p> + restart intensity, and child specifications.</p> <p><c>Args</c> is the <c>Args</c> argument provided to the start function.</p> - <p><c>RestartStrategy</c> is the restart strategy and - <c>MaxR</c> and <c>MaxT</c> defines the maximum restart - frequency of the supervisor. <c>[ChildSpec]</c> is a list of - valid child specifications defining which child processes - the supervisor should start and monitor. See the discussion - about Supervision Principles above.</p> + <p><c>SupFlags</c> is the supervisor flags defining the + restart strategy and max restart intensity for the + supervisor. <c>[ChildSpec]</c> is a list of valid child + specifications defining which child processes the supervisor + shall start and monitor. See the discussion about + Supervision Principles above.</p> <p>Note that when the restart strategy is <c>simple_one_for_one</c>, the list of child specifications must be a list with one child specification only. - (The <c>Id</c> is ignored). No child process is then started + (The child specification identifier is ignored.) No child process is then started during the initialization phase, but all children are assumed to be started dynamically using <c>supervisor:start_child/2</c>.</p> <p>The function may also return <c>ignore</c>.</p> + <p>Note that this function might also be called as a part of a + code upgrade procedure. For this reason, the function should + not have any side effects. See + <seealso marker="doc/design_principles:appup_cookbook#sup">Design + Principles</seealso> for more information about code upgrade + of supervisors.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/doc/src/supervisor_bridge.xml b/lib/stdlib/doc/src/supervisor_bridge.xml index d16b258b6c..d356b4b57e 100644 --- a/lib/stdlib/doc/src/supervisor_bridge.xml +++ b/lib/stdlib/doc/src/supervisor_bridge.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> diff --git a/lib/stdlib/doc/src/sys.xml b/lib/stdlib/doc/src/sys.xml index a46fa1289f..d400f72e1d 100644 --- a/lib/stdlib/doc/src/sys.xml +++ b/lib/stdlib/doc/src/sys.xml @@ -4,20 +4,21 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -115,6 +116,9 @@ <datatype> <name name="dbg_fun"/> </datatype> + <datatype> + <name name="format_fun"/> + </datatype> </datatypes> <funcs> <func> @@ -234,8 +238,8 @@ <p>These functions are intended only to help with debugging. They are provided for convenience, allowing developers to avoid having to create their own state extraction functions and also avoid having to interactively extract state from the return values of - <c><seealso marker="#get_status-1">get_status/1</seealso></c> or - <c><seealso marker="#get_status-2">get_status/2</seealso></c> while debugging.</p> + <seealso marker="#get_status-1"><c>get_status/1</c></seealso> or + <seealso marker="#get_status-2"><c>get_status/2</c></seealso> while debugging.</p> </note> <p>The value of <c><anno>State</anno></c> varies for different types of processes. For a <c>gen_server</c> process, the returned <c><anno>State</anno></c> @@ -356,6 +360,17 @@ installed.</p> </desc> </func> + <func> + <name name="terminate" arity="2"/> + <name name="terminate" arity="3"/> + <fsummary>Terminate the process</fsummary> + <desc> + <p>This function orders the process to terminate with the + given <c><anno>Reason</anno></c>. The termination is done + asynchronously, so there is no guarantee that the process is + actually terminated when the function returns.</p> + </desc> + </func> </funcs> <section> diff --git a/lib/stdlib/doc/src/timer.xml b/lib/stdlib/doc/src/timer.xml index eca9a72d36..7609487300 100644 --- a/lib/stdlib/doc/src/timer.xml +++ b/lib/stdlib/doc/src/timer.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -84,7 +85,6 @@ <name name="send_after" arity="3"/> <fsummary>Send <c>Message</c>to <c>Pid</c>after a specified <c>Time</c>.</fsummary> <desc> - <p> <taglist> <tag><c>send_after/3</c></tag> <item> @@ -98,7 +98,6 @@ <p>Same as <c>send_after(<anno>Time</anno>, self(), <anno>Message</anno>)</c>.</p> </item> </taglist> - </p> </desc> </func> <func> @@ -108,7 +107,6 @@ <name name="exit_after" arity="3"/> <fsummary>Send an exit signal with <c>Reason</c>after a specified <c>Time</c>.</fsummary> <desc> - <p> <taglist> <tag><c>exit_after/3</c></tag> <item> @@ -129,7 +127,6 @@ <p>Same as <c>exit_after(<anno>Time</anno>, self(), kill)</c>. </p> </item> </taglist> - </p> </desc> </func> <func> @@ -146,7 +143,6 @@ <name name="send_interval" arity="3"/> <fsummary>Send <c>Message</c>repeatedly at intervals of <c>Time</c>.</fsummary> <desc> - <p> <taglist> <tag><c>send_interval/3</c></tag> <item> @@ -160,7 +156,6 @@ <p>Same as <c>send_interval(<anno>Time</anno>, self(), <anno>Message</anno>)</c>.</p> </item> </taglist> - </p> </desc> </func> <func> @@ -191,7 +186,6 @@ Function, Arguments)</c> or <c>apply(Fun, Arguments)</c></fsummary> <type_desc variable="Time">In microseconds</type_desc> <desc> - <p> <taglist> <tag><c>tc/3</c></tag> <item> @@ -212,17 +206,18 @@ </item> </taglist> - </p> </desc> </func> <func> <name name="now_diff" arity="2"/> - <fsummary>Calculate time difference between <c>now/0</c>timestamps</fsummary> + <fsummary>Calculate time difference between timestamps</fsummary> <type_desc variable="Tdiff">In microseconds</type_desc> <desc> <p>Calculates the time difference <c><anno>Tdiff</anno> = <anno>T2</anno> - <anno>T1</anno></c> in - <em>microseconds</em>, where <c><anno>T1</anno></c> and <c><anno>T2</anno></c> probably - are timestamp tuples returned from <c>erlang:now/0</c>.</p> + <em>microseconds</em>, where <c><anno>T1</anno></c> and <c><anno>T2</anno></c> + are timestamp tuples on the same format as returned from + <seealso marker="erts:erlang#timestamp/0"><c>erlang:timestamp/0</c></seealso>, + or <seealso marker="kernel:os#timestamp/0"><c>os:timestamp/0</c></seealso>.</p> </desc> </func> <func> @@ -234,7 +229,7 @@ </func> <func> <name name="minutes" arity="1"/> - <fsummary>Converts <c>Minutes</c>to <c>Milliseconds</c>.</fsummary> + <fsummary>Converts <c>Minutes</c> to <c>Milliseconds</c>.</fsummary> <desc> <p>Return the number of milliseconds in <c><anno>Minutes</anno></c>.</p> </desc> diff --git a/lib/stdlib/doc/src/unicode.xml b/lib/stdlib/doc/src/unicode.xml index 6f8a289432..966eec49f5 100644 --- a/lib/stdlib/doc/src/unicode.xml +++ b/lib/stdlib/doc/src/unicode.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB, All Rights Reserved</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. The Initial Developer of the Original Code is Ericsson AB. </legalnotice> @@ -132,7 +133,7 @@ <c>latin1</c>, or have characters encoded as one of the UTF-encodings, which is given as the <c><anno>InEncoding</anno></c> parameter. Only when the <c><anno>InEncoding</anno></c> is one of the UTF - encodings, integers in the list are allowed to be grater than + encodings, integers in the list are allowed to be greater than 255.</p> <p>If <c><anno>InEncoding</anno></c> is <c>latin1</c>, the <c><anno>Data</anno></c> parameter diff --git a/lib/stdlib/doc/src/unicode_usage.xml b/lib/stdlib/doc/src/unicode_usage.xml index bebfbd4514..c4cb193b07 100644 --- a/lib/stdlib/doc/src/unicode_usage.xml +++ b/lib/stdlib/doc/src/unicode_usage.xml @@ -9,16 +9,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -50,12 +51,8 @@ encoded files in several circumstances. Most notable is the support for UTF-8 in files read by <c>file:consult/1</c>, release handler support for UTF-8 and more support for Unicode character sets in the - I/O-system.</p> - - <p>In Erlang/OTP 17.0, the encoding default for Erlang source files was - switched to UTF-8 and in Erlang/OTP 18.0 Erlang will support atoms in the full - Unicode range, meaning full Unicode function and module - names</p> + I/O-system. In Erlang/OTP 17.0, the encoding default for Erlang source files was + switched to UTF-8.</p> <p>This guide outlines the current Unicode support and gives a couple of recipes for working with Unicode data.</p> @@ -289,8 +286,8 @@ <tag>The language</tag> <item>Having the source code in UTF-8 also allows you to write string literals containing Unicode characters with code points > - 255, although atoms, module names and function names will be - restricted to the ISO-Latin-1 range until the Erlang/OTP 18.0 release. Binary + 255, although atoms, module names and function names are + restricted to the ISO-Latin-1 range. Binary literals where you use the <c>/utf8</c> type, can also be expressed using Unicode characters > 255. Having module names using characters other than 7-bit ASCII can cause trouble on @@ -385,8 +382,7 @@ external_charlist() = maybe_improper_list(char() | using characters from the ISO-latin-1 character set and atoms are restricted to the same ISO-latin-1 range. These restrictions in the language are of course independent of the encoding of the source - file. Erlang/OTP 18.0 is expected to handle functions named in - Unicode as well as Unicode atoms.</p> + file.</p> <section> <title>Bit-syntax</title> <p>The bit-syntax contains types for coping with binary data in the @@ -855,8 +851,9 @@ Eshell V5.10.1 (abort with ^G) expected to be in Unicode.</p> <p>If Unicode file names are enabled, the calls to <seealso marker="kernel:os#getenv/0"><c>os:getenv/0</c></seealso>, - <seealso marker="kernel:os#getenv/1"><c>os:getenv/1</c></seealso> and - <seealso marker="kernel:os#putenv/2"><c>os:putenv/2</c></seealso> + <seealso marker="kernel:os#getenv/1"><c>os:getenv/1</c></seealso>, + <seealso marker="kernel:os#putenv/2"><c>os:putenv/2</c></seealso> and + <seealso marker="kernel:os#unsetenv/1"><c>os:unsetenv/1</c></seealso> will handle Unicode strings. On Unix-like platforms, the built-in functions will translate environment variables in UTF-8 to/from Unicode strings, possibly with code points > 255. On Windows the diff --git a/lib/stdlib/doc/src/win32reg.xml b/lib/stdlib/doc/src/win32reg.xml index 8835f931b2..2a5a4a462d 100644 --- a/lib/stdlib/doc/src/win32reg.xml +++ b/lib/stdlib/doc/src/win32reg.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. - - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> diff --git a/lib/stdlib/doc/src/zip.xml b/lib/stdlib/doc/src/zip.xml index 48b376743d..186c8ac724 100644 --- a/lib/stdlib/doc/src/zip.xml +++ b/lib/stdlib/doc/src/zip.xml @@ -8,16 +8,17 @@ <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> - The contents of this file are subject to the Erlang Public License, - Version 1.1, (the "License"); you may not use this file except in - compliance with the License. You should have received a copy of the - Erlang Public License along with this software. If not, it can be - retrieved online at http://www.erlang.org/. + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 - Software distributed under the License is distributed on an "AS IS" - basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See - the License for the specific language governing rights and limitations - under the License. + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. </legalnotice> @@ -125,7 +126,7 @@ </datatype> <datatype> <name name="filename"/> - <p>The name of a zip file.</p> + <desc><p>The name of a zip file.</p></desc> </datatype> <datatype><name name="extension"/></datatype> <datatype><name name="extension_spec"/></datatype> @@ -135,6 +136,12 @@ <p>These options are described in <seealso marker="#zip_options">create/3</seealso>.</p> </desc> </datatype> + <datatype> + <name name="handle"/> + <desc> + <p>As returned by <seealso marker="#zip_open/2">zip_open/2</seealso>.</p> + </desc> + </datatype> </datatypes> <funcs> <func> @@ -430,6 +437,8 @@ means that subsequently reading files from the archive will be faster than unzipping files one at a time with <c>unzip</c>.</p> <p>The archive must be closed with <c>zip_close/1</c>.</p> + <p>The <c><anno>ZipHandle</anno></c> will be closed if the + process which originally opened the archive dies.</p> </desc> </func> <func> |