diff options
Diffstat (limited to 'lib/stdlib/doc/src')
| -rw-r--r-- | lib/stdlib/doc/src/Makefile | 1 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/array.xml | 16 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/dict.xml | 10 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/digraph.xml | 4 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/epp.xml | 64 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/erl_parse.xml | 10 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/ets.xml | 6 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/gb_sets.xml | 90 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/gb_trees.xml | 46 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/maps.xml | 318 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/queue.xml | 10 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/ref_man.xml | 1 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/sets.xml | 10 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/specs.xml | 1 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/supervisor.xml | 6 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/sys.xml | 73 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/unicode_usage.xml | 4 | ||||
| -rw-r--r-- | lib/stdlib/doc/src/zip.xml | 13 |
18 files changed, 596 insertions, 87 deletions
diff --git a/lib/stdlib/doc/src/Makefile b/lib/stdlib/doc/src/Makefile index 6f1e61e70c..ff77c3eea0 100644 --- a/lib/stdlib/doc/src/Makefile +++ b/lib/stdlib/doc/src/Makefile @@ -71,6 +71,7 @@ XML_REF3_FILES = \ lib.xml \ lists.xml \ log_mf_h.xml \ + maps.xml \ math.xml \ ms_transform.xml \ orddict.xml \ diff --git a/lib/stdlib/doc/src/array.xml b/lib/stdlib/doc/src/array.xml index b0b3aa6dc1..b03a2fa0cc 100644 --- a/lib/stdlib/doc/src/array.xml +++ b/lib/stdlib/doc/src/array.xml @@ -3,7 +3,7 @@ <erlref> <header> <copyright> - <year>2007</year><year>2013</year> + <year>2007</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -84,7 +84,7 @@ the default value cannot be confused with the values of set entries.</p> {'EXIT',{badarg,_}} = (catch array:get(18, A3)).</pre></description> <datatypes> <datatype> - <name><marker id="type-array">array()</marker></name> + <name name="array" n_vars="1"/> <desc> <p>A functional, extendible array. The representation is not documented and is subject to change without notice. Note that @@ -92,6 +92,12 @@ the default value cannot be confused with the values of set entries.</p> </desc> </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"/> </datatype> <datatype> @@ -189,7 +195,7 @@ the default value cannot be confused with the values of set entries.</p> <desc><marker id="from_orddict-2"/> -<p>Convert an ordered list of pairs <c>{Index, Value}</c> to a +<p>Convert an ordered list of pairs <c>{Index, <anno>Value</anno>}</c> to a corresponding extendible array. <c><anno>Default</anno></c> is used as the value for uninitialized entries of the array. If <c><anno>Orddict</anno></c> is not a proper, ordered list of pairs whose first elements are nonnegative @@ -455,7 +461,7 @@ cannot be changed once the array has been created.</p> <desc><marker id="sparse_to_orddict-1"/> -<p>Convert the array to an ordered list of pairs <c>{Index, Value}</c>, +<p>Convert the array to an ordered list of pairs <c>{Index, <anno>Value</anno>}</c>, skipping default-valued entries. </p> <p><em>See also:</em> <seealso marker="#to_orddict-1">to_orddict/1</seealso>.</p> @@ -476,7 +482,7 @@ cannot be changed once the array has been created.</p> <desc><marker id="to_orddict-1"/> -<p>Convert the array to an ordered list of pairs <c>{Index, Value}</c>. +<p>Convert the array to an ordered list of pairs <c>{Index, <anno>Value</anno>}</c>. </p> <p><em>See also:</em> <seealso marker="#from_orddict-2">from_orddict/2</seealso>, <seealso marker="#sparse_to_orddict-1">sparse_to_orddict/1</seealso>.</p> </desc></func></funcs> diff --git a/lib/stdlib/doc/src/dict.xml b/lib/stdlib/doc/src/dict.xml index 6ff81b56ee..942fd1f45e 100644 --- a/lib/stdlib/doc/src/dict.xml +++ b/lib/stdlib/doc/src/dict.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -41,9 +41,15 @@ <datatypes> <datatype> - <name><marker id="type-dict">dict()</marker></name> + <name name="dict" n_vars="2"/> <desc><p>Dictionary as returned by <c>new/0</c>.</p></desc> </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> <func> diff --git a/lib/stdlib/doc/src/digraph.xml b/lib/stdlib/doc/src/digraph.xml index c5d5707f4f..9b9b48584b 100644 --- a/lib/stdlib/doc/src/digraph.xml +++ b/lib/stdlib/doc/src/digraph.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -98,7 +98,7 @@ <name name="d_protection"/> </datatype> <datatype> - <name><marker id="type-digraph">digraph()</marker></name> + <name name="graph"/> <desc><p>A digraph as returned by <c>new/0,1</c>.</p></desc> </datatype> <datatype> diff --git a/lib/stdlib/doc/src/epp.xml b/lib/stdlib/doc/src/epp.xml index cf33530395..452341f7d2 100644 --- a/lib/stdlib/doc/src/epp.xml +++ b/lib/stdlib/doc/src/epp.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -46,8 +46,10 @@ valid encodings are <c>Latin-1</c> and <c>UTF-8</c> where the case of the characters can be chosen freely. Examples:</p> <pre> -%% coding: utf-8 -%% For this file we have chosen encoding = Latin-1 +%% coding: utf-8</pre> + <pre> +%% For this file we have chosen encoding = Latin-1</pre> + <pre> %% -*- coding: latin-1 -*-</pre> </description> <datatypes> @@ -64,11 +66,29 @@ </datatypes> <funcs> <func> + <name name="open" arity="1"/> + <fsummary>Open a file for preprocessing</fsummary> + <desc> + <p>Opens a file for preprocessing.</p> + <p>If <c>extra</c> is given in + <c><anno>Options</anno></c>, the return value will be + <c>{ok, <anno>Epp</anno>, <anno>Extra</anno>}</c> instead + of <c>{ok, <anno>Epp</anno>}</c>.</p> + </desc> + </func> + <func> <name name="open" arity="2"/> + <fsummary>Open a file for preprocessing</fsummary> + <desc> + <p>Equivalent to <c>epp:open([{name, FileName}, {includes, IncludePath}])</c>.</p> + </desc> + </func> + <func> <name name="open" arity="3"/> <fsummary>Open a file for preprocessing</fsummary> <desc> - <p>Opens a file for preprocessing.</p> + <p>Equivalent to <c>epp:open([{name, FileName}, {includes, IncludePath}, + {macros, PredefMacros}])</c>.</p> </desc> </func> <func> @@ -89,12 +109,24 @@ </desc> </func> <func> - <name name="parse_file" arity="3"/> + <name name="parse_file" arity="2"/> <fsummary>Preprocess and parse an Erlang source file</fsummary> <desc> <p>Preprocesses and parses an Erlang source file. - Note that the tuple <c>{eof, <anno>Line</anno>}</c> returned at end-of-file is - included as a "form".</p> + Note that the tuple <c>{eof, <anno>Line</anno>}</c> returned + at end-of-file is included as a "form".</p> + <p>If <c>extra</c> is given in + <c><anno>Options</anno></c>, the return value will be + <c>{ok, [<anno>Form</anno>], <anno>Extra</anno>}</c> instead + of <c>{ok, [<anno>Form</anno>]}</c>.</p> + </desc> + </func> + <func> + <name name="parse_file" arity="3"/> + <fsummary>Preprocess and parse an Erlang source file</fsummary> + <desc> + <p>Equivalent to <c>epp:parse_file(FileName, [{includes, IncludePath}, + {macros, PredefMacros}])</c>.</p> </desc> </func> <func> @@ -111,7 +143,7 @@ <p>Returns a string representation of an encoding. The string is recognized by <c>read_encoding/1,2</c>, <c>read_encoding_from_binary/1,2</c>, and - <c>set_encoding/1</c> as a valid encoding.</p> + <c>set_encoding/1,2</c> as a valid encoding.</p> </desc> </func> <func> @@ -157,6 +189,22 @@ </desc> </func> <func> + <name name="set_encoding" arity="2"/> + <fsummary>Read and set the encoding of an IO device</fsummary> + <desc> + <p>Reads the <seealso marker="#encoding">encoding</seealso> from + an IO device and sets the encoding of the device + accordingly. The position of the IO device referenced by + <c><anno>File</anno></c> is not affected. If no valid + encoding can be read from the IO device the encoding of the + IO device is set to the + <seealso marker="#encoding">encoding</seealso> given by + <c><anno>Default</anno></c>.</p> + <p>Returns the read encoding, or <c>none</c> if no valid + encoding was found.</p> + </desc> + </func> + <func> <name name="format_error" arity="1"/> <fsummary>Format an error descriptor</fsummary> <desc> diff --git a/lib/stdlib/doc/src/erl_parse.xml b/lib/stdlib/doc/src/erl_parse.xml index 2d5aff3c6c..cf0bff48cd 100644 --- a/lib/stdlib/doc/src/erl_parse.xml +++ b/lib/stdlib/doc/src/erl_parse.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -173,6 +173,7 @@ </func> <func> <name name="abstract" arity="2"/> + <type name="encoding_func"/> <fsummary>Convert an Erlang term into an abstract form</fsummary> <desc> <p>Converts the Erlang data structure <c><anno>Data</anno></c> into an @@ -183,7 +184,12 @@ selecting which integer lists will be considered as strings. The default is to use the encoding returned by <seealso marker="epp#default_encoding/0"> - <c>epp:default_encoding/0</c></seealso></p> + <c>epp:default_encoding/0</c></seealso>. + The value <c>none</c> means that no integer lists will be + considered as strings. The <c>encoding_func()</c> will be + called with one integer of a list at a time, and if it + returns <c>true</c> for every integer the list will be + considered a string.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index 21cf8e4149..3df24bf688 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -171,6 +171,10 @@ <p>Returns a list of all tables at the node. Named tables are given by their names, unnamed tables are given by their table identifiers.</p> + <p>There is no guarantee of consistency in the returned list. Tables created + or deleted by other processes "during" the ets:all() call may or may + not be included in the list. Only tables created/deleted <em>before</em> + ets:all() is called are guaranteed to be included/excluded.</p> </desc> </func> <func> diff --git a/lib/stdlib/doc/src/gb_sets.xml b/lib/stdlib/doc/src/gb_sets.xml index 8ca95df8fc..ea96c14472 100644 --- a/lib/stdlib/doc/src/gb_sets.xml +++ b/lib/stdlib/doc/src/gb_sets.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>2001</year><year>2013</year> + <year>2001</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -115,28 +115,40 @@ <datatypes> <datatype> - <name><marker id="type-gb_set">gb_set()</marker></name> + <name name="set" n_vars="1"/> <desc><p>A GB set.</p></desc> </datatype> <datatype> - <name name="iter"/> + <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"/> <desc><p>A GB set iterator.</p></desc> </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> <func> <name name="add" arity="2"/> <name name="add_element" arity="2"/> - <fsummary>Add a (possibly existing) element to a gb_set</fsummary> + <fsummary>Add a (possibly existing) element to a set</fsummary> <desc> - <p>Returns a new gb_set formed from <c><anno>Set1</anno></c> with + <p>Returns a new set formed from <c><anno>Set1</anno></c> with <c><anno>Element</anno></c> inserted. If <c><anno>Element</anno></c> is already an element in <c><anno>Set1</anno></c>, nothing is changed.</p> </desc> </func> <func> <name name="balance" arity="1"/> - <fsummary>Rebalance tree representation of a gb_set</fsummary> + <fsummary>Rebalance tree representation of a set</fsummary> <desc> <p>Rebalances the tree representation of <c><anno>Set1</anno></c>. Note that this is rarely necessary, but may be motivated when a large @@ -148,9 +160,9 @@ </func> <func> <name name="delete" arity="2"/> - <fsummary>Remove an element from a gb_set</fsummary> + <fsummary>Remove an element from a set</fsummary> <desc> - <p>Returns a new gb_set formed from <c><anno>Set1</anno></c> with + <p>Returns a new set formed from <c><anno>Set1</anno></c> with <c><anno>Element</anno></c> removed. Assumes that <c><anno>Element</anno></c> is present in <c><anno>Set1</anno></c>.</p> </desc> @@ -158,9 +170,9 @@ <func> <name name="delete_any" arity="2"/> <name name="del_element" arity="2"/> - <fsummary>Remove a (possibly non-existing) element from a gb_set</fsummary> + <fsummary>Remove a (possibly non-existing) element from a set</fsummary> <desc> - <p>Returns a new gb_set formed from <c><anno>Set1</anno></c> with + <p>Returns a new set formed from <c><anno>Set1</anno></c> with <c><anno>Element</anno></c> removed. If <c><anno>Element</anno></c> is not an element in <c><anno>Set1</anno></c>, nothing is changed.</p> </desc> @@ -168,7 +180,7 @@ <func> <name name="difference" arity="2"/> <name name="subtract" arity="2"/> - <fsummary>Return the difference of two gb_sets</fsummary> + <fsummary>Return the difference of two sets</fsummary> <desc> <p>Returns only the elements of <c><anno>Set1</anno></c> which are not also elements of <c><anno>Set2</anno></c>.</p> @@ -177,14 +189,14 @@ <func> <name name="empty" arity="0"/> <name name="new" arity="0"/> - <fsummary>Return an empty gb_set</fsummary> + <fsummary>Return an empty set</fsummary> <desc> - <p>Returns a new empty gb_set.</p> + <p>Returns a new empty set.</p> </desc> </func> <func> <name name="filter" arity="2"/> - <fsummary>Filter gb_set elements</fsummary> + <fsummary>Filter set elements</fsummary> <desc> <p>Filters elements in <c><anno>Set1</anno></c> using predicate function <c><anno>Pred</anno></c>.</p> @@ -192,7 +204,7 @@ </func> <func> <name name="fold" arity="3"/> - <fsummary>Fold over gb_set elements</fsummary> + <fsummary>Fold over set elements</fsummary> <desc> <p>Folds <c><anno>Function</anno></c> over every element in <c><anno>Set</anno></c> returning the final value of the accumulator.</p> @@ -200,46 +212,46 @@ </func> <func> <name name="from_list" arity="1"/> - <fsummary>Convert a list into a gb_set</fsummary> + <fsummary>Convert a list into a set</fsummary> <desc> - <p>Returns a gb_set of the elements in <c><anno>List</anno></c>, where + <p>Returns a set of the elements in <c><anno>List</anno></c>, where <c><anno>List</anno></c> may be unordered and contain duplicates.</p> </desc> </func> <func> <name name="from_ordset" arity="1"/> - <fsummary>Make a gb_set from an ordset list</fsummary> + <fsummary>Make a set from an ordset list</fsummary> <desc> - <p>Turns an ordered-set list <c><anno>List</anno></c> into a gb_set. The list + <p>Turns an ordered-set list <c><anno>List</anno></c> into a set. The list must not contain duplicates.</p> </desc> </func> <func> <name name="insert" arity="2"/> - <fsummary>Add a new element to a gb_set</fsummary> + <fsummary>Add a new element to a set</fsummary> <desc> - <p>Returns a new gb_set formed from <c><anno>Set1</anno></c> with + <p>Returns a new set formed from <c><anno>Set1</anno></c> with <c><anno>Element</anno></c> inserted. Assumes that <c><anno>Element</anno></c> is not present in <c><anno>Set1</anno></c>.</p> </desc> </func> <func> <name name="intersection" arity="2"/> - <fsummary>Return the intersection of two gb_sets</fsummary> + <fsummary>Return the intersection of two sets</fsummary> <desc> <p>Returns the intersection of <c><anno>Set1</anno></c> and <c><anno>Set2</anno></c>.</p> </desc> </func> <func> <name name="intersection" arity="1"/> - <fsummary>Return the intersection of a list of gb_sets</fsummary> + <fsummary>Return the intersection of a list of sets</fsummary> <desc> - <p>Returns the intersection of the non-empty list of gb_sets.</p> + <p>Returns the intersection of the non-empty list of sets.</p> </desc> </func> <func> <name name="is_disjoint" arity="2"/> - <fsummary>Check whether two gb_sets are disjoint</fsummary> + <fsummary>Check whether two sets are disjoint</fsummary> <desc> <p>Returns <c>true</c> if <c><anno>Set1</anno></c> and <c><anno>Set2</anno></c> are disjoint (have no elements in common), @@ -248,7 +260,7 @@ </func> <func> <name name="is_empty" arity="1"/> - <fsummary>Test for empty gb_set</fsummary> + <fsummary>Test for empty set</fsummary> <desc> <p>Returns <c>true</c> if <c><anno>Set</anno></c> is an empty set, and <c>false</c> otherwise.</p> @@ -257,7 +269,7 @@ <func> <name name="is_member" arity="2"/> <name name="is_element" arity="2"/> - <fsummary>Test for membership of a gb_set</fsummary> + <fsummary>Test for membership of a set</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> @@ -265,9 +277,9 @@ </func> <func> <name name="is_set" arity="1"/> - <fsummary>Test for a gb_set</fsummary> + <fsummary>Test for a set</fsummary> <desc> - <p>Returns <c>true</c> if <c><anno>Term</anno></c> appears to be a gb_set, + <p>Returns <c>true</c> if <c><anno>Term</anno></c> appears to be a set, otherwise <c>false</c>.</p> </desc> </func> @@ -281,7 +293,7 @@ </func> <func> <name name="iterator" arity="1"/> - <fsummary>Return an iterator for a gb_set</fsummary> + <fsummary>Return an iterator for a set</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 implementation @@ -303,7 +315,7 @@ </func> <func> <name name="next" arity="1"/> - <fsummary>Traverse a gb_set with an iterator</fsummary> + <fsummary>Traverse a set with an iterator</fsummary> <desc> <p>Returns <c>{<anno>Element</anno>, <anno>Iter2</anno>}</c> where <c><anno>Element</anno></c> is the smallest element referred to by the iterator <c><anno>Iter1</anno></c>, @@ -314,14 +326,14 @@ </func> <func> <name name="singleton" arity="1"/> - <fsummary>Return a gb_set with one element</fsummary> + <fsummary>Return a set with one element</fsummary> <desc> - <p>Returns a gb_set containing only the element <c><anno>Element</anno></c>.</p> + <p>Returns a set containing only the element <c><anno>Element</anno></c>.</p> </desc> </func> <func> <name name="size" arity="1"/> - <fsummary>Return the number of elements in a gb_set</fsummary> + <fsummary>Return the number of elements in a set</fsummary> <desc> <p>Returns the number of elements in <c><anno>Set</anno></c>.</p> </desc> @@ -356,24 +368,24 @@ </func> <func> <name name="to_list" arity="1"/> - <fsummary>Convert a gb_set into a list</fsummary> + <fsummary>Convert a set into a list</fsummary> <desc> <p>Returns the elements of <c><anno>Set</anno></c> as a list.</p> </desc> </func> <func> <name name="union" arity="2"/> - <fsummary>Return the union of two gb_sets</fsummary> + <fsummary>Return the union of two sets</fsummary> <desc> - <p>Returns the merged (union) gb_set of <c><anno>Set1</anno></c> and + <p>Returns the merged (union) set of <c><anno>Set1</anno></c> and <c><anno>Set2</anno></c>.</p> </desc> </func> <func> <name name="union" arity="1"/> - <fsummary>Return the union of a list of gb_sets</fsummary> + <fsummary>Return the union of a list of sets</fsummary> <desc> - <p>Returns the merged (union) gb_set of the list of gb_sets.</p> + <p>Returns the merged (union) set of the list of sets.</p> </desc> </func> </funcs> diff --git a/lib/stdlib/doc/src/gb_trees.xml b/lib/stdlib/doc/src/gb_trees.xml index 57e60eacb7..b2f237e1d7 100644 --- a/lib/stdlib/doc/src/gb_trees.xml +++ b/lib/stdlib/doc/src/gb_trees.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>2001</year><year>2013</year> + <year>2001</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -59,13 +59,25 @@ <datatypes> <datatype> - <name><marker id="type-gb_tree">gb_tree()</marker></name> + <name name="tree" n_vars="2"/> <desc><p>A GB tree.</p></desc> </datatype> <datatype> - <name name="iter"/> + <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"/> <desc><p>A GB tree iterator.</p></desc> </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> <func> @@ -108,9 +120,9 @@ <name name="enter" arity="3"/> <fsummary>Insert or update key with value in a tree</fsummary> <desc> - <p>Inserts <c><anno>Key</anno></c> with value <c><anno>Val</anno></c> into <c><anno>Tree1</anno></c> if + <p>Inserts <c><anno>Key</anno></c> with value <c><anno>Value</anno></c> into <c><anno>Tree1</anno></c> if the key is not present in the tree, otherwise updates - <c><anno>Key</anno></c> to value <c><anno>Val</anno></c> in <c><anno>Tree1</anno></c>. Returns the + <c><anno>Key</anno></c> to value <c><anno>Value</anno></c> in <c><anno>Tree1</anno></c>. Returns the new tree.</p> </desc> </func> @@ -135,7 +147,7 @@ <name name="insert" arity="3"/> <fsummary>Insert a new key and value in a tree</fsummary> <desc> - <p>Inserts <c><anno>Key</anno></c> with value <c><anno>Val</anno></c> into <c><anno>Tree1</anno></c>; + <p>Inserts <c><anno>Key</anno></c> with value <c><anno>Value</anno></c> into <c><anno>Tree1</anno></c>; returns the new tree. Assumes that the key is not present in the tree, crashes otherwise.</p> </desc> @@ -181,8 +193,8 @@ <name name="largest" arity="1"/> <fsummary>Return largest key and value</fsummary> <desc> - <p>Returns <c>{<anno>Key</anno>, <anno>Val</anno>}</c>, where <c><anno>Key</anno></c> is the largest - key in <c><anno>Tree</anno></c>, and <c><anno>Val</anno></c> is the value associated + <p>Returns <c>{<anno>Key</anno>, <anno>Value</anno>}</c>, where <c><anno>Key</anno></c> is the largest + key in <c><anno>Tree</anno></c>, and <c><anno>Value</anno></c> is the value associated with this key. Assumes that the tree is nonempty.</p> </desc> </func> @@ -191,7 +203,7 @@ <fsummary>Look up a key in a tree</fsummary> <desc> <p>Looks up <c><anno>Key</anno></c> in <c><anno>Tree</anno></c>; returns - <c>{value, <anno>Val</anno>}</c>, or <c>none</c> if <c><anno>Key</anno></c> is not + <c>{value, <anno>Value</anno>}</c>, or <c>none</c> if <c><anno>Key</anno></c> is not present.</p> </desc> </func> @@ -207,7 +219,7 @@ <name name="next" arity="1"/> <fsummary>Traverse a tree with an iterator</fsummary> <desc> - <p>Returns <c>{<anno>Key</anno>, <anno>Val</anno>, <anno>Iter2</anno>}</c> where <c><anno>Key</anno></c> is the + <p>Returns <c>{<anno>Key</anno>, <anno>Value</anno>, <anno>Iter2</anno>}</c> where <c><anno>Key</anno></c> is the smallest key referred to by the iterator <c><anno>Iter1</anno></c>, and <c><anno>Iter2</anno></c> is the new iterator to be used for traversing the remaining nodes, or the atom <c>none</c> if no @@ -225,8 +237,8 @@ <name name="smallest" arity="1"/> <fsummary>Return smallest key and value</fsummary> <desc> - <p>Returns <c>{<anno>Key</anno>, <anno>Val</anno>}</c>, where <c><anno>Key</anno></c> is the smallest - key in <c><anno>Tree</anno></c>, and <c><anno>Val</anno></c> is the value associated + <p>Returns <c>{<anno>Key</anno>, <anno>Value</anno>}</c>, where <c><anno>Key</anno></c> is the smallest + key in <c><anno>Tree</anno></c>, and <c><anno>Value</anno></c> is the value associated with this key. Assumes that the tree is nonempty.</p> </desc> </func> @@ -234,8 +246,8 @@ <name name="take_largest" arity="1"/> <fsummary>Extract largest key and value</fsummary> <desc> - <p>Returns <c>{<anno>Key</anno>, <anno>Val</anno>, <anno>Tree2</anno>}</c>, where <c><anno>Key</anno></c> is the - largest key in <c><anno>Tree1</anno></c>, <c><anno>Val</anno></c> is the value + <p>Returns <c>{<anno>Key</anno>, <anno>Value</anno>, <anno>Tree2</anno>}</c>, where <c><anno>Key</anno></c> is the + largest key in <c><anno>Tree1</anno></c>, <c><anno>Value</anno></c> is the value associated with this key, and <c><anno>Tree2</anno></c> is this tree with the corresponding node deleted. Assumes that the tree is nonempty.</p> @@ -245,8 +257,8 @@ <name name="take_smallest" arity="1"/> <fsummary>Extract smallest key and value</fsummary> <desc> - <p>Returns <c>{<anno>Key</anno>, <anno>Val</anno>, <anno>Tree2</anno>}</c>, where <c><anno>Key</anno></c> is the - smallest key in <c><anno>Tree1</anno></c>, <c><anno>Val</anno></c> is the value + <p>Returns <c>{<anno>Key</anno>, <anno>Value</anno>, <anno>Tree2</anno>}</c>, where <c><anno>Key</anno></c> is the + smallest key in <c><anno>Tree1</anno></c>, <c><anno>Value</anno></c> is the value associated with this key, and <c><anno>Tree2</anno></c> is this tree with the corresponding node deleted. Assumes that the tree is nonempty.</p> @@ -263,7 +275,7 @@ <name name="update" arity="3"/> <fsummary>Update a key to new value in a tree</fsummary> <desc> - <p>Updates <c><anno>Key</anno></c> to value <c><anno>Val</anno></c> in <c><anno>Tree1</anno></c>; + <p>Updates <c><anno>Key</anno></c> to value <c><anno>Value</anno></c> in <c><anno>Tree1</anno></c>; returns the new tree. Assumes that the key is present in the tree.</p> </desc> diff --git a/lib/stdlib/doc/src/maps.xml b/lib/stdlib/doc/src/maps.xml new file mode 100644 index 0000000000..76137e3dee --- /dev/null +++ b/lib/stdlib/doc/src/maps.xml @@ -0,0 +1,318 @@ +<?xml version="1.0" encoding="utf-8" ?> +<!DOCTYPE erlref SYSTEM "erlref.dtd"> + +<erlref> + <header> + <copyright> + <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 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. + </legalnotice> + <title>maps</title> + <prepared>Björn-Egil Dahlberg</prepared> + <docno>1</docno> + <date>2014-02-28</date> + <rev>A</rev> + </header> + <module>maps</module> + <modulesummary>Maps Processing Functions</modulesummary> + <description> + <p>This module contains functions for maps processing.</p> + </description> + <funcs> + + <func> + <name name="find" arity="2"/> + <fsummary></fsummary> + <desc> + <p> + 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>Example:</p> + <code type="none"> +> Map = #{"hi" => 42}, + Key = "hi", + maps:find(Key,Map). +{ok,42} </code> + </desc> + </func> + + <func> + <name name="fold" arity="3"/> + <fsummary></fsummary> + <desc> + <p> + Calls <c>F(K, V, AccIn)</c> for every <c><anno>K</anno></c> to value <c><anno>V</anno></c> + association in <c><anno>Map</anno></c> in + arbitrary order. The function <c>fun F/3</c> must return a new accumulator + which is passed to the next successive call. <c>maps:fold/3</c> returns the final + value of the accumulator. The initial accumulator value <c><anno>Init</anno></c> is returned if + the map is empty. + </p> + <p>Example:</p> + <code type="none"> +> Fun = fun(K,V,AccIn) when is_list(K) -> AccIn + V end, + Map = #{"k1" => 1, "k2" => 2, "k3" => 3}, + maps:fold(Fun,0,Map). +6</code> + </desc> + </func> + + <func> + <name name="from_list" arity="1"/> + <fsummary></fsummary> + <desc> + <p> + The function takes a list of key-value tuples elements and builds a + map. The associations may be in any order and both keys and values in the + association may be of any term. If the same key appears more than once, + the latter (rightmost) value is used and the previous values are ignored. + </p> + <p>Example:</p> + <code type="none"> +> List = [{"a",ignored},{1337,"value two"},{42,value_three},{"a",1}], + maps:from_list(List). +#{42 => value_three,1337 => "value two","a" => 1}</code> + </desc> + </func> + + <func> + <name name="get" arity="2"/> + <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 the call will + fail with an exception. + </p> + <p>Example:</p> + <code type="none"> +> Key = 1337, + Map = #{42 => value_two,1337 => "value one","a" => 1}, + maps:get(Key,Map). +"value one"</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>Example:</p> + <code type="none"> +> Map = #{"42" => value}. +#{"42"> => value} +> maps:is_key("42",Map). +true +> maps:is_key(value,Map). +false</code> + </desc> + </func> + + <func> + <name name="keys" arity="1"/> + <fsummary></fsummary> + <desc> + <p> + Returns a complete list of keys, in arbitrary order, which resides within <c><anno>Map</anno></c>. + </p> + <p>Example:</p> + <code type="none"> +> Map = #{42 => value_three,1337 => "value two","a" => 1}, + maps:keys(Map). +[42,1337,"a"]</code> + </desc> + </func> + + <func> + <name name="map" arity="2"/> + <fsummary></fsummary> + <desc> + <p> + The function produces a new map <c><anno>Map2</anno></c> by calling the function <c>fun F(K, V1)</c> for + every <c><anno>K</anno></c> to value <c><anno>V1</anno></c> association in <c><anno>Map1</anno></c> in arbitrary order. + The function <c>fun F/2</c> must return the value <c><anno>V2</anno></c> to be associated with key <c><anno>K</anno></c> for + the new map <c><anno>Map2</anno></c>. + </p> + <p>Example:</p> + <code type="none"> +> Fun = fun(K,V1) when is_list(K) -> V1*2 end, + Map = #{"k1" => 1, "k2" => 2, "k3" => 3}, + maps:map(Fun,Map). +#{"k1" => 2,"k2" => 4,"k3" => 6}</code> + </desc> + </func> + + <func> + <name name="merge" arity="2"/> + <fsummary></fsummary> + <desc> + <p> + 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>Example:</p> + <code type="none"> +> Map1 = #{a => "value_one", b => "value_two"}, + Map2 = #{a => 1, c => 2}, + maps:merge(Map1,Map2). +#{a => 1,b => "value_two",c => 2}</code> + </desc> + </func> + + <func> + <name name="new" arity="0"/> + <fsummary></fsummary> + <desc> + <p> + Returns a new empty map. + </p> + <p>Example:</p> + <code type="none"> +> maps:new(). +#{}</code> + </desc> + </func> + + <func> + <name name="put" arity="3"/> + <fsummary></fsummary> + <desc> + <p> + Associates <c><anno>Key</anno></c> with value <c><anno>Value</anno></c> and inserts the association into map <c>Map2</c>. + If key <c><anno>Key</anno></c> already exists in map <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 association and + the old associations in <c><anno>Map1</anno></c>. + </p> + <p>Example:</p> + <code type="none"> +> Map = #{"a" => 1}. +#{"a" => 1} +> maps:put("a", 42, Map). +#{"a" => 42} +> maps:put("b", 1337, Map). +#{"a" => 1,"b" => 1337}</code> + </desc> + </func> + + <func> + <name name="remove" arity="2"/> + <fsummary></fsummary> + <desc> + <p> + 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>Example:</p> + <code type="none"> +> Map = #{"a" => 1}. +#{"a" => 1} +> maps:remove("a",Map). +#{} +> maps:remove("b",Map). +#{"a" => 1}</code> + </desc> + </func> + + <func> + <name name="size" arity="1"/> + <fsummary></fsummary> + <desc> + <p> + The function returns the number of key-value associations in the <c><anno>Map</anno></c>. + This operation happens in constant time. + </p> + <p>Example:</p> + <code type="none"> +> Map = #{42 => value_two,1337 => "value one","a" => 1}, + maps:size(Map). +3</code> + </desc> + </func> + + <func> + <name name="to_list" arity="1"/> + <fsummary></fsummary> + <desc> + <p> + 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>Example:</p> + <code type="none"> +> Map = #{42 => value_three,1337 => "value two","a" => 1}, + maps:to_list(Map). +[{42,value_three},{1337,"value two"},{"a",1}]</code> + </desc> + </func> + + <func> + <name name="update" arity="3"/> + <fsummary></fsummary> + <desc> + <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. + </p> + <p>Example:</p> + <code type="none"> +> Map = #{"a" => 1}. +#{"a" => 1} +> maps:update("a", 42, Map). +#{"a" => 42}</code> + </desc> + </func> + + <func> + <name name="values" arity="1"/> + <fsummary></fsummary> + <desc> + <p> + Returns a complete list of values, in arbitrary order, contained in map <c>M</c>. + </p> + <p>Example:</p> + <code type="none"> +> Map = #{42 => value_three,1337 => "value two","a" => 1}, + maps:values(Map). +[value_three,"value two",1]</code> + </desc> + </func> + + <func> + <name name="without" arity="2"/> + <fsummary></fsummary> + <desc> + <p> + Returns a new map <c><anno>Map2</anno></c> without 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:without(Ks,Map). +#{1337 => "value two"}</code> + </desc> + </func> + </funcs> +</erlref> diff --git a/lib/stdlib/doc/src/queue.xml b/lib/stdlib/doc/src/queue.xml index bcf063bf0f..9c994154d4 100644 --- a/lib/stdlib/doc/src/queue.xml +++ b/lib/stdlib/doc/src/queue.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -90,9 +90,15 @@ <datatypes> <datatype> - <name><marker id="type-queue">queue()</marker></name> + <name name="queue" n_vars="1"/> <desc><p>As returned by <c>new/0</c>.</p></desc> </datatype> + <datatype> + <name name="queue" n_vars="0"/> + <desc> + <p><c>queue()</c> is equivalent to <c>queue(term())</c>.</p> + </desc> + </datatype> </datatypes> <funcs> diff --git a/lib/stdlib/doc/src/ref_man.xml b/lib/stdlib/doc/src/ref_man.xml index 4ecd02a4bf..6c35578bdf 100644 --- a/lib/stdlib/doc/src/ref_man.xml +++ b/lib/stdlib/doc/src/ref_man.xml @@ -68,6 +68,7 @@ <xi:include href="lib.xml"/> <xi:include href="lists.xml"/> <xi:include href="log_mf_h.xml"/> + <xi:include href="maps.xml"/> <xi:include href="math.xml"/> <xi:include href="ms_transform.xml"/> <xi:include href="orddict.xml"/> diff --git a/lib/stdlib/doc/src/sets.xml b/lib/stdlib/doc/src/sets.xml index 4b220bdd85..c5b8dce4b7 100644 --- a/lib/stdlib/doc/src/sets.xml +++ b/lib/stdlib/doc/src/sets.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>2000</year><year>2013</year> + <year>2000</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -45,9 +45,15 @@ <datatypes> <datatype> - <name><marker id="type-dict">set()</marker></name> + <name name="set" n_vars="1"/> <desc><p>As returned by <c>new/0</c>.</p></desc> </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> <func> diff --git a/lib/stdlib/doc/src/specs.xml b/lib/stdlib/doc/src/specs.xml index 213ce7563f..60a04ed5e7 100644 --- a/lib/stdlib/doc/src/specs.xml +++ b/lib/stdlib/doc/src/specs.xml @@ -34,6 +34,7 @@ <xi:include href="../specs/specs_lib.xml"/> <xi:include href="../specs/specs_lists.xml"/> <xi:include href="../specs/specs_log_mf_h.xml"/> + <xi:include href="../specs/specs_maps.xml"/> <xi:include href="../specs/specs_math.xml"/> <xi:include href="../specs/specs_ms_transform.xml"/> <xi:include href="../specs/specs_orddict.xml"/> diff --git a/lib/stdlib/doc/src/supervisor.xml b/lib/stdlib/doc/src/supervisor.xml index 8197684d2d..3a5027d595 100644 --- a/lib/stdlib/doc/src/supervisor.xml +++ b/lib/stdlib/doc/src/supervisor.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2013</year> + <year>1996</year><year>2014</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -262,12 +262,12 @@ child_spec() = {Id,StartFunc,Restart,Shutdown,Type,Modules} 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,Module,Name}</c> the supervisor + <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>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>. - Thus, <c>{via,global,Name}</c> is a valid reference.</p> + 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> <p><c><anno>Args</anno></c> is an arbitrary term which is passed as diff --git a/lib/stdlib/doc/src/sys.xml b/lib/stdlib/doc/src/sys.xml index ab8b380f49..a46fa1289f 100644 --- a/lib/stdlib/doc/src/sys.xml +++ b/lib/stdlib/doc/src/sys.xml @@ -246,6 +246,22 @@ <c>{Module, Id, HandlerState}</c>, where <c>Module</c> is the event handler's module name, <c>Id</c> is the handler's ID (which is the value <c>false</c> if it was registered without an ID), and <c>HandlerState</c> is the handler's state.</p> + <p>If the callback module exports a <c>system_get_state/1</c> function, it will be called in the + target process to get its state. Its argument is the same as the <c>Misc</c> value returned by + <seealso marker="#get_status-1">get_status/1,2</seealso>, and the <c>system_get_state/1</c> + function is expected to extract the callback module's state from it. The <c>system_get_state/1</c> + function must return <c>{ok, State}</c> where <c>State</c> is the callback module's state.</p> + <p>If the callback module does not export a <c>system_get_state/1</c> function, <c>get_state/1,2</c> + assumes the <c>Misc</c> value is the callback module's state and returns it directly instead.</p> + <p>If the callback module's <c>system_get_state/1</c> function crashes or throws an exception, the + caller exits with error <c>{callback_failed, {Module, system_get_state}, {Class, Reason}}</c> where + <c>Module</c> is the name of the callback module and <c>Class</c> and <c>Reason</c> indicate + details of the exception.</p> + <p>The <c>system_get_state/1</c> function is primarily useful for user-defined + behaviours and modules that implement OTP <seealso marker="#special_process">special + processes</seealso>. The <c>gen_server</c>, <c>gen_fsm</c>, and <c>gen_event</c> OTP + behaviour modules export this function, and so callback modules for those behaviours + need not supply their own.</p> <p>To obtain more information about a process, including its state, see <seealso marker="#get_status-1">get_status/1</seealso> and <seealso marker="#get_status-2">get_status/2</seealso>.</p> @@ -289,6 +305,28 @@ function means that only the state of the particular event handler it was working on when it failed or crashed is unchanged; it can still succeed in changing the states of other event handlers registered in the same <c>gen_event</c> process.</p> + <p>If the callback module exports a <c>system_replace_state/2</c> function, it will be called in the + target process to replace its state using <c>StateFun</c>. Its two arguments are <c>StateFun</c> + and <c>Misc</c>, where <c>Misc</c> is the same as the <c>Misc</c> value returned by + <seealso marker="#get_status-1">get_status/1,2</seealso>. A <c>system_replace_state/2</c> function + is expected to return <c>{ok, NewState, NewMisc}</c> where <c>NewState</c> is the callback module's + new state obtained by calling <c>StateFun</c>, and <c>NewMisc</c> is a possibly new value used to + replace the original <c>Misc</c> (required since <c>Misc</c> often contains the callback + module's state within it).</p> + <p>If the callback module does not export a <c>system_replace_state/2</c> function, + <c>replace_state/2,3</c> assumes the <c>Misc</c> value is the callback module's state, passes it + to <c>StateFun</c> and uses the return value as both the new state and as the new value of + <c>Misc</c>.</p> + <p>If the callback module's <c>system_replace_state/2</c> function crashes or throws an exception, + the caller exits with error <c>{callback_failed, {Module, system_replace_state}, {Class, Reason}}</c> + where <c>Module</c> is the name of the callback module and <c>Class</c> and <c>Reason</c> indicate details + of the exception. If the callback module does not provide a <c>system_replace_state/2</c> function and + <c>StateFun</c> crashes or throws an exception, the caller exits with error + <c>{callback_failed, StateFun, {Class, Reason}}</c>.</p> + <p>The <c>system_replace_state/2</c> function is primarily useful for user-defined behaviours and + modules that implement OTP <seealso marker="#special_process">special processes</seealso>. The + <c>gen_server</c>, <c>gen_fsm</c>, and <c>gen_event</c> OTP behaviour modules export this function, + and so callback modules for those behaviours need not supply their own.</p> </desc> </func> <func> @@ -322,7 +360,7 @@ <section> <title>Process Implementation Functions</title> - <p>The following functions are used when implementing a + <p><marker id="special_process"/>The following functions are used when implementing a special process. This is an ordinary process which does not use a standard behaviour, but a process which understands the standard system messages.</p> </section> @@ -375,8 +413,9 @@ process continues the execution, or <c><anno>Module</anno>:system_terminate(Reason, <anno>Parent</anno>, <anno>Debug</anno>, <anno>Misc</anno>)</c> if the process should terminate. The <c><anno>Module</anno></c> must export - <c>system_continue/3</c>, <c>system_terminate/4</c>, and - <c>system_code_change/4</c> (see below). + <c>system_continue/3</c>, <c>system_terminate/4</c>, + <c>system_code_change/4</c>, <c>system_get_state/1</c> and + <c>system_replace_state/2</c> (see below). </p> <p>The <c><anno>Misc</anno></c> argument can be used to save internal data in a process, for example its state. It is sent to @@ -444,6 +483,34 @@ defined, the atom <c>undefined</c> is sent.</p> </desc> </func> + <func> + <name>Mod:system_get_state(Misc) -> {ok, State}</name> + <fsummary>Called when the process should return its current state</fsummary> + <type> + <v>Misc = term()</v> + <v>State = term()</v> + </type> + <desc> + <p>This function is called from <c>sys:handle_system_msg/6</c> when the process + should return a term that reflects its current state. <c>State</c> is the + value returned by <c>sys:get_state/2</c>.</p> + </desc> + </func> + <func> + <name>Mod:system_replace_state(StateFun, Misc) -> {ok, NState, NMisc}</name> + <fsummary>Called when the process should replace its current state</fsummary> + <type> + <v>StateFun = fun((State :: term()) -> NState)</v> + <v>Misc = term()</v> + <v>NState = term()</v> + <v>NMisc = term()</v> + </type> + <desc> + <p>This function is called from <c>sys:handle_system_msg/6</c> when the process + should replace its current state. <c>NState</c> is the value returned by + <c>sys:replace_state/3</c>.</p> + </desc> + </func> </funcs> </erlref> diff --git a/lib/stdlib/doc/src/unicode_usage.xml b/lib/stdlib/doc/src/unicode_usage.xml index 75505d7d84..bebfbd4514 100644 --- a/lib/stdlib/doc/src/unicode_usage.xml +++ b/lib/stdlib/doc/src/unicode_usage.xml @@ -848,6 +848,7 @@ Eshell V5.10.1 (abort with ^G) </section> <section> <title>Unicode in Environment and Parameters</title> + <marker id="unicode_in_environment_and_parameters"/> <p>Environment variables and their interpretation is handled much in the same way as file names. If Unicode file names are enabled, environment variables as well as parameters to the Erlang VM are @@ -996,7 +997,8 @@ ok </pre> </section> <section> - <title><marker id="unicode_options_summary"/>Summary of Options</title> + <title>Summary of Options</title> + <marker id="unicode_options_summary"/> <p>The Unicode support is controlled by both command line switches, some standard environment variables and the version of OTP you are using. Most options affect mainly the way Unicode data is displayed, diff --git a/lib/stdlib/doc/src/zip.xml b/lib/stdlib/doc/src/zip.xml index 66c21da193..48b376743d 100644 --- a/lib/stdlib/doc/src/zip.xml +++ b/lib/stdlib/doc/src/zip.xml @@ -123,6 +123,18 @@ </taglist> </desc> </datatype> + <datatype> + <name name="filename"/> + <p>The name of a zip file.</p> + </datatype> + <datatype><name name="extension"/></datatype> + <datatype><name name="extension_spec"/></datatype> + <datatype> + <name name="create_option"/> + <desc> + <p>These options are described in <seealso marker="#zip_options">create/3</seealso>.</p> + </desc> + </datatype> </datatypes> <funcs> <func> @@ -160,6 +172,7 @@ set to <c>["gif", "jpg"]</c> and <c>uncompress</c> is set to <c>["jpg"]</c>, only files with <c>"gif"</c> as extension will be compressed. No other files will be compressed.</p> + <marker id="zip_options"></marker> <p>The following options are available:</p> <taglist> <tag><c>cooked</c></tag> |