diff options
Diffstat (limited to 'lib/stdlib')
43 files changed, 1656 insertions, 484 deletions
diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index 342be80f98..f6f3d18d6a 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -49,13 +49,22 @@ associated with each key. A <c>bag</c> or <c>duplicate_bag</c> table can have many objects associated with each key.</p> - <p>The number of tables stored at one Erlang node is limited. - The current default limit is about 1400 tables. The upper - limit can be increased by setting environment variable - <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang runtime - system (that is, with option <c>-env</c> to - <c>erl</c>/<c>werl</c>). The actual limit can be slightly higher - than the one specified, but never lower.</p> + <note> + <p> + The number of tables stored at one Erlang node <em>used</em> to + be limited. This is no longer the case (except by memory usage). + The previous default limit was about 1400 tables and + could be increased by setting the environment variable + <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang runtime + system. This hard limit has been removed, but it is currently + useful to set the <c>ERL_MAX_ETS_TABLES</c> anyway. It should be + set to an approximate of the maximum amount of tables used. This since + an internal table for named tables is sized using this value. If + large amounts of named tables are used and <c>ERL_MAX_ETS_TABLES</c> + hasn't been increased, the performance of named table lookup will + degrade. + </p> + </note> <p>Notice that there is no automatic garbage collection for tables. Even if there are no references to a table from any process, it diff --git a/lib/stdlib/doc/src/gen_statem.xml b/lib/stdlib/doc/src/gen_statem.xml index 1aac88c308..a7caa71dcb 100644 --- a/lib/stdlib/doc/src/gen_statem.xml +++ b/lib/stdlib/doc/src/gen_statem.xml @@ -346,7 +346,7 @@ ok <p> To compare styles, here follows the same example using <seealso marker="#type-callback_mode"><em>callback mode</em></seealso> - <c>state_functions</c>, or rather the code to replace + <c>handle_event_function</c>, or rather the code to replace after function <c>init/1</c> of the <c>pushbutton.erl</c> example file above: </p> @@ -1098,7 +1098,7 @@ handle_event(_, _, State, Data) -> <seealso marker="#Module:init/1"><c>Module:init/1</c></seealso> or <seealso marker="#enter_loop/5"><c>enter_loop/5,6</c></seealso> - would be weird on the border of whichcraft + would be weird on the border of witchcraft since there has been no earlier call to a <seealso marker="#state callback">state callback</seealso> in this server. diff --git a/lib/stdlib/doc/src/lists.xml b/lib/stdlib/doc/src/lists.xml index 60dbae70c2..7efafedc82 100644 --- a/lib/stdlib/doc/src/lists.xml +++ b/lib/stdlib/doc/src/lists.xml @@ -4,7 +4,7 @@ <erlref> <header> <copyright> - <year>1996</year><year>2016</year> + <year>1996</year><year>2017</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -187,7 +187,7 @@ <desc> <p>Calls <c><anno>Fun</anno>(<anno>Elem</anno>)</c> on successive elements <c>Elem</c> of <c><anno>List1</anno></c>. - <c><anno>Fun</anno>/2</c> must return either a Boolean or a tuple + <c><anno>Fun</anno>/1</c> must return either a Boolean or a tuple <c>{true, <anno>Value</anno>}</c>. The function returns the list of elements for which <c><anno>Fun</anno></c> returns a new value, where a value of <c>true</c> is synonymous with diff --git a/lib/stdlib/doc/src/notes.xml b/lib/stdlib/doc/src/notes.xml index a8a252cb35..bdd5b39cd3 100644 --- a/lib/stdlib/doc/src/notes.xml +++ b/lib/stdlib/doc/src/notes.xml @@ -31,6 +31,476 @@ </header> <p>This document describes the changes made to the STDLIB application.</p> +<section><title>STDLIB 3.4.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> A bug in <c>proc_lib:format()</c> introduced in + Erlang/OTP 20.0 is corrected. </p> + <p> + Own Id: OTP-14482 Aux Id: PR-1488 </p> + </item> + <item> + <p> + Fix string:len/1 to be compatible with previous versions.</p> + <p> + Own Id: OTP-14487 Aux Id: ERIERL-40 </p> + </item> + <item> + <p> + In OTP-20.0, the behavior of c, make, and ct_make was + changed so that in some cases the beam files by default + would be written to the directory where the source files + were found. This is now changed back to the old behavior + so beam files are by default written to current + directory.</p> + <p> + Own Id: OTP-14489 Aux Id: ERL-438 </p> + </item> + </list> + </section> + +</section> + +<section><title>STDLIB 3.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>For many releases, it has been legal to override a BIF + with a local function having the same name. However, + calling a local function with the same name as guard BIF + as filter in a list comprehension was not allowed.</p> + <p> + Own Id: OTP-13690</p> + </item> + <item> + <p> A new (default) pseudo-random number generator + algorithm Xoroshiro116+ has been implemented in the + <c>rand</c> module. </p><p> The old algorithm + implementations had a number of flaws so they are all + deprecated, but corrected versions of two of them have + been added. See the documentation. </p> + <p> + Own Id: OTP-14295 Aux Id: PR-1372 </p> + </item> + <item> + <p> The Erlang shell, <c>qlc:string_to_handle()</c>, and + the Debugger (the Evaluator area and Edit variable window + of the Bindings area) can parse pids, ports, references, + and external funs, as long as they can be created in the + running system. </p> + <p> + Own Id: OTP-14296</p> + </item> + <item> + <p>Internal code change: Calls to <c>catch</c> followed + by a call to <c>erlang:get_stacktrace/0</c> has been + rewritten to use <c>try</c> instead of <c>catch</c> to + make the code future-proof.</p> + <p> + Own Id: OTP-14400</p> + </item> + <item> + <p> The <c>ms_transform</c> module, used by + <c>ets:fun2ms/1</c> and <c>dbg:fun2ms/1</c>, evaluates + constant arithmetic expressions. This is necessary since + the Erlang compiler, which normally evaluates constant + expressions, does not recognize the format generated by + <c>ms_transform</c>. </p> + <p> + Own Id: OTP-14454 Aux Id: ERIERL-29 </p> + </item> + <item> + <p> The state machine engine <c>gen_statem</c> can now + handle generic time-outs (multiple named) as well as + absolute time-out time. See the documentation. </p><p> + The <c>gen_statem</c> callback <c>Module:init/1</c> has + become mandatory to harmonize with other <c>gen_*</c> + modules. This may be an incompatibility for + <c>gen_statem</c> callback modules that use + <c>gen_statem:enter_loop/4-6</c>. </p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14531</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Improved unicode support for strings. Added normalization + functions in the <c>unicode</c> module. Extended the + <c>string</c> module API with new functions with improved + unicode handling and that works on grapheme clusters. The + new functions operates on the <c>unicode:chardata()</c> + type, thus they also accept <c>UTF-8 binaries</c> as + input. </p> + <p> + The old string API have been marked as obsolete. The + return values have been changed for some error cases.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-10289 Aux Id: OTP-10309 </p> + </item> + <item> + <p>There are two new guard BIFs '<c>floor/1</c>' and + '<c>ceil/1</c>'. They both return integers. In the + '<c>math</c>' module, there are two new BIFs with the + same names that return floating point values.</p> + <p> + Own Id: OTP-13692</p> + </item> + <item> + <p> + Making code_change, terminate and handle_info callbacks + optional in the OTP behaviours.</p> + <p> + Own Id: OTP-13801</p> + </item> + <item> + <p> The support for Dets files created with Erlang/OTP R7 + and earlier is removed. </p> + <p> + Own Id: OTP-13830</p> + </item> + <item> + <p>Replaced usage of deprecated symbolic <seealso + marker="erts:erlang#type-time_unit"><c>time + unit</c></seealso> representations.</p> + <p> + Own Id: OTP-13831 Aux Id: OTP-13735 </p> + </item> + <item> + <p>The function <c>fmod/2</c> has been added to the + <c>math</c> module.</p> + <p> + Own Id: OTP-14000</p> + </item> + <item> + <p>The EXIT signals received from processes using + <c>proc_lib</c> now looks like EXIT signals from + processes that were spawned using <c>spawn_link</c>. In + particular, that means that the stack trace is now + included in the EXIT signal so that it can see where the + process crashed.</p> + <p> + Own Id: OTP-14001</p> + </item> + <item> + <p><c>sets:add_element/2</c> is faster when adding an + element that is already present, and + <c>sets:del_element/2</c> is faster when the element to + be deleted is not present. This optimization can make + certain operations, such as sets:union/2 with many + overlapping elements, up to two orders of magnitude + faster.</p> + <p> + Own Id: OTP-14035</p> + </item> + <item> + <p> + Add information in doc about supervisor shutdown reason + when maximum restart frequency is reached.</p> + <p> + Own Id: OTP-14037 Aux Id: PR-1233 </p> + </item> + <item> + <p> + Added <c>rand:jump/[0|1]</c> functions.</p> + <p> + Own Id: OTP-14038 Aux Id: PR-1235 </p> + </item> + <item> + <p>Functions for detecting changed code has been added. + <c>code:modified_modules/0</c> returns all currently + loaded modules that have changed on disk. + <c>code:module_status/1</c> returns the status for a + module. In the shell and in <c>c</c> module, <c>mm/0</c> + is short for <c>code:modified_modules/0</c>, and + <c>lm/0</c> reloads all currently loaded modules that + have changed on disk.</p> + <p> + Own Id: OTP-14059</p> + </item> + <item> + <p>Each assert macro in <c>assert.hrl</c> now has a + corresponding version with an extra argument, for adding + comments to assertions. These can for example be printed + as part of error reports, to clarify the meaning of the + check that failed.</p> + <p> + Own Id: OTP-14066</p> + </item> + <item> + <p><c>error_logger_tty_h</c> and + <c>error_logger_file_h</c> now inserts the node + information for nonlocal messages before the message + itself instead of after, both for readability and so as + not to change the line termination property at the end of + the message.</p> + <p> + Own Id: OTP-14068</p> + </item> + <item> + <p>The Erlang code linter checks for badly formed type + constraints. </p> + <p> + Own Id: OTP-14070 Aux Id: PR-1214 </p> + </item> + <item> + <p>By default, there will now be a warning when + <c>export_all</c> is used. The warning can be disabled + using <c>nowarn_export_all</c>.</p> + <p> + Own Id: OTP-14071</p> + </item> + <item> + <p>When a <c>gen_server</c> process crashes, the + stacktrace for the client will be printed to facilitate + debugging.</p> + <p> + Own Id: OTP-14089</p> + </item> + <item> + <p>Optimized ETS operations by changing table identifier + type from integer to reference. The reference enables a + more direct mapping to the table with less potential lock + contention and makes especially creation and deletion of + tables scale much better.</p> <p>The change of the opaque + type for the ETS table identifiers may cause failure in + code that make faulty assumptions about this opaque + type.</p> <note> <p> The number of tables stored at one + Erlang node <em>used</em> to be limited. This is no + longer the case (except by memory usage). The previous + default limit was about 1400 tables and could be + increased by setting the environment variable + <c>ERL_MAX_ETS_TABLES</c> before starting the Erlang + runtime system. This hard limit has been removed, but it + is currently useful to set the <c>ERL_MAX_ETS_TABLES</c> + anyway. It should be set to an approximate of the maximum + amount of tables used. This since an internal table for + named tables is sized using this value. If large amounts + of named tables are used and <c>ERL_MAX_ETS_TABLES</c> + hasn't been increased, the performance of named table + lookup will degrade. </p> </note> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14094</p> + </item> + <item> + <p><c>take/2</c> has been added to <c>dict</c>, + <c>orddict</c>, and <c>gb_trees</c>. <c>take_any/2</c> + has been added to <c>gb_trees</c>.</p> + <p> + Own Id: OTP-14102</p> + </item> + <item> + <p> + Extend gen_event API to handle options as well.</p> + <p> + Own Id: OTP-14123</p> + </item> + <item> + <p> + Advice on how to tune the supervisor restart frequency + (intensity and period) is added to System Documentation - + Design Principles - Supervisor Behaviour.</p> + <p> + Own Id: OTP-14168 Aux Id: PR-1289 </p> + </item> + <item> + <p> + gen_fsm is deprecated and is replaced by gen_statem, + however for backwards compatibility reasons gen_fsm may + continue to exist as an undocumented feature for quite + some time.</p> + <p> + Own Id: OTP-14183</p> + </item> + <item> + <p>The shell functions <c>c/1</c> and <c>c/2</c> have + been extended so that if the argument is a module name + instead of a file name, it automatically locates the + .beam file and the corresponding source file, and then + recompiles the module using the same compiler options + (plus any options passed to c/2). If compilation fails, + the old beam file is preserved. Also adds <c>c(Mod, Opts, + Filter)</c>, where the Filter argument allows you to + remove old compiler options before the new options are + added.</p> <p>New utility functions <c>file_find/2/3</c> + and <c>find_source/1/2/3</c> have been added to + <c>filelib</c>.</p> + <p> + Own Id: OTP-14190</p> + </item> + <item> + <p><c>erl_tar</c> in previous versions of OTP only + supports the USTAR format. That limited path names to at + most 255 bytes, and did not support Unicode characters in + names in a portable way.</p> + <p><c>erl_tar</c> now has support for reading tar + archives in the formats currently in common use, such as + v7, STAR, USTAR, PAX, and GNU tar's extensions to the + STAR/USTAR format. When writing tar archives, + <c>erl_tar</c> can now write them in the <c>PAX</c> + format if necessary (for example, to support very long + filenames or filenames with Unicode characters). If + possible, <c>erl_tar</c> will still write tar archives in + the USTAR for maximum portability.</p> + <p> + Own Id: OTP-14226</p> + </item> + <item> + <p><c>base64:mime_decode/1</c> has been optimized so that + it is now almost as fast as<c>base64:decode/1</c>; it + used be noticeably slower.</p> + <p> + Own Id: OTP-14245</p> + </item> + <item> + <p><c>erl_tar</c> will now strip any leading '<c>/</c>' + from pathnames when extracting files from a tar archive + and write a message to the error logger. There is also + new check for directory traversal attacks; if a relative + path points above the current working directory the + extraction will be aborted.</p> + <p> + Own Id: OTP-14278</p> + </item> + <item> + <p> Miscellaneous updates due to atoms containing + arbitrary Unicode characters. </p> + <p> + Own Id: OTP-14285</p> + </item> + <item> + <p> + The Crypto application now supports generation of + cryptographically strong random numbers (floats < 1.0 + and integer arbitrary ranges) as a plugin to the 'rand' + module.</p> + <p> + Own Id: OTP-14317 Aux Id: PR-1372 </p> + </item> + <item> + <p> + Add new function <c>ets:select_replace/2</c> which + performs atomic "compare-and-swap" operations for ETS + objects using match specifications.</p> + <p> + Own Id: OTP-14319 Aux Id: PR-1076 </p> + </item> + <item> + <p> The Erlang code linter checks for bad <c>dialyzer</c> + attributes. It also checks for bad type variables in type + declarations. </p> + <p> + Own Id: OTP-14323</p> + </item> + <item> + <p> Two new functions has been implemented in the + <c>rand</c> module; <c>normal/2</c> and + <c>normal_s/3</c>, that both produce normal distribution + (pseudo) random numbers with mean value and variance + according to arguments. </p> + <p> + Own Id: OTP-14328 Aux Id: PR-1382 </p> + </item> + <item> + <p> + Upgraded the OTP internal PCRE library from version 8.33 + to version 8.40. This library is used for implementation + of the <seealso marker="stdlib:re"><c>re</c></seealso> + regular expressions module.</p> + <p> + Besides various bug fixes, the new version allows for + better stack protection. In order to utilize this + feature, the stack size of normal scheduler threads is + now by default set to 128 kilo words on all platforms. + The stack size of normal scheduler threads can be set + upon system start by passing the <seealso + marker="erts:erl#sched_thread_stack_size"><c>+sss</c></seealso> + command line argument to the <seealso + marker="erts:erl"><c>erl</c></seealso> command.</p> + <p> + See <url + href="http://pcre.org/original/changelog.txt"><c>http://pcre.org/original/changelog.txt</c></url> + for information about changes made to PCRE between the + versions 8.33 and 8.40.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14331 Aux Id: ERL-208 </p> + </item> + <item> + <p> + Added function <c>re:version/0</c> which returns + information about the OTP internal PCRE version used for + implementation of the <c>re</c> module.</p> + <p> + Own Id: OTP-14347 Aux Id: PR-1412 </p> + </item> + <item> + <p>The format of debug information that is stored in BEAM + files (when <c>debug_info</c> is used) has been changed. + The purpose of the change is to better support other + BEAM-based languages such as Elixir or LFE.</p> + <p>All tools included in OTP (dialyzer, debugger, cover, + and so on) will handle both the new format and the + previous format. Tools that retrieve the debug + information using <c>beam_lib:chunk(Beam, + [abstract_code])</c> will continue to work with both the + new and old format. Tools that call + <c>beam_lib:chunk(Beam, ["Abst"])</c> will not work with + the new format.</p> + <p>For more information, see the description of + <c>debug_info</c> in the documentation for + <c>beam_lib</c> and the description of the + <c>{debug_info,{Backend,Data}}</c> option in the + documentation for <c>compile</c>.</p> + <p> + Own Id: OTP-14369 Aux Id: PR-1367 </p> + </item> + <item> + <p> + Add option hibernate_after to gen_server, gen_statem and + gen_event. Also added to the deprecated gen_fsm + behaviour.</p> + <p> + Own Id: OTP-14405</p> + </item> + <item> + <p> The size of crash reports created by + <c>gen_server</c>, <c>gen_statem</c> and <c>proc_lib</c> + is limited with aid of the Kernel application variable + <c>error_logger_format_depth</c>. The purpose is to limit + the size of the messages sent to the <c>error_logger</c> + process when processes with huge message queues or states + crash. </p> <p>The crash report generated by + <c>proc_lib</c> includes the new tag + <c>message_queue_len</c>. The neighbour report also + includes the new tag <c>current_stacktrace</c>. Finally, + the neighbour report no longer includes the tags + <c>messages</c> and <c>dictionary</c>. </p> <p> The new + function <c>error_logger:get_format_depth/0</c> can be + used to retrieve the value of the Kernel application + variable <c>error_logger_format_depth</c>. </p> + <p> + Own Id: OTP-14417</p> + </item> + </list> + </section> + +</section> + <section><title>STDLIB 3.3</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/stdlib/doc/src/string.xml b/lib/stdlib/doc/src/string.xml index 343904a49a..9d5edd9ecf 100644 --- a/lib/stdlib/doc/src/string.xml +++ b/lib/stdlib/doc/src/string.xml @@ -311,7 +311,9 @@ true</pre> <desc> <p> Returns the first codepoint in <c><anno>String</anno></c> - and the rest of <c><anno>String</anno></c> in the tail. + and the rest of <c><anno>String</anno></c> in the tail. Returns + an empty list if <c><anno>String</anno></c> is empty or an + <c>{error, String}</c> tuple if the next byte is invalid. </p> <p><em>Example:</em></p> <pre> @@ -326,7 +328,9 @@ true</pre> <desc> <p> Returns the first grapheme cluster in <c><anno>String</anno></c> - and the rest of <c><anno>String</anno></c> in the tail. + and the rest of <c><anno>String</anno></c> in the tail. Returns + an empty list if <c><anno>String</anno></c> is empty or an + <c>{error, String}</c> tuple if the next byte is invalid. </p> <p><em>Example:</em></p> <pre> diff --git a/lib/stdlib/doc/src/sys.xml b/lib/stdlib/doc/src/sys.xml index f24e42bcee..64d8789016 100644 --- a/lib/stdlib/doc/src/sys.xml +++ b/lib/stdlib/doc/src/sys.xml @@ -308,7 +308,7 @@ format to the file. The events are formatted with a function that is defined by the process that generated the event (with a call to <seealso marker="#handle_debug/4"><c>handle_debug/4</c></seealso>). - </p> + The file is opened with encoding UTF-8.</p> </desc> </func> diff --git a/lib/stdlib/src/c.erl b/lib/stdlib/src/c.erl index bb7b485490..c04a201ce1 100644 --- a/lib/stdlib/src/c.erl +++ b/lib/stdlib/src/c.erl @@ -144,7 +144,7 @@ c(SrcFile, NewOpts, Filter, BeamFile, Info) -> F = fun (Opt) -> not is_outdir_opt(Opt) andalso Filter(Opt) end, Options = (NewOpts ++ [{outdir,filename:dirname(BeamFile)}] ++ lists:filter(F, old_options(Info))), - format("Recompiling ~s\n", [SrcFile]), + format("Recompiling ~ts\n", [SrcFile]), safe_recompile(SrcFile, Options, BeamFile). old_options(Info) -> @@ -255,7 +255,7 @@ safe_recompile(File, Options, BeamFile) -> compile_and_load(File, Opts0) when is_list(Opts0) -> Opts = [report_errors, report_warnings | ensure_from(filename:extension(File), - ensure_outdir(filename:dirname(File), Opts0))], + ensure_outdir(".", Opts0))], case compile:file(File, Opts) of {ok,Mod} -> %Listing file. purge_and_load(Mod, File, Opts); @@ -548,7 +548,7 @@ mfa_string(Fun) when is_function(Fun) -> {arity,A} = erlang:fun_info(Fun, arity), mfa_string({M,F,A}); mfa_string({M,F,A}) -> - io_lib:format("~w:~w/~w", [M,F,A]); + io_lib:format("~w:~tw/~w", [M,F,A]); mfa_string(X) -> w(X). @@ -572,7 +572,7 @@ display_info(Pid) -> w(Reds), w(LM)), iformat(case fetch(registered_name, Info) of 0 -> ""; - X -> w(X) + X -> io_lib:format("~tw", [X]) end, mfa_string(Curr), w(SS), @@ -594,7 +594,7 @@ initial_call(Info) -> end. iformat(A1, A2, A3, A4, A5) -> - format("~-21s ~-33s ~8s ~8s ~4s~n", [A1,A2,A3,A4,A5]). + format("~-21ts ~-33ts ~8s ~8s ~4s~n", [A1,A2,A3,A4,A5]). all_procs() -> case is_alive() of @@ -767,7 +767,7 @@ print_exports(X) when length(X) > 16 -> split_print_exports(X); print_exports([]) -> ok; print_exports([{F, A} |Tail]) -> - format(" ~w/~w~n",[F, A]), + format(" ~tw/~w~n",[F, A]), print_exports(Tail). split_print_exports(L) -> @@ -779,11 +779,11 @@ split_print_exports(L) -> split_print_exports([], [{F, A}|T]) -> Str = " ", - format("~-30s~w/~w~n", [Str, F, A]), + format("~-30ts~tw/~w~n", [Str, F, A]), split_print_exports([], T); split_print_exports([{F1, A1}|T1], [{F2, A2} | T2]) -> - Str = flatten(io_lib:format("~w/~w", [F1, A1])), - format("~-30s~w/~w~n", [Str, F2, A2]), + Str = flatten(io_lib:format("~tw/~w", [F1, A1])), + format("~-30ts~tw/~w~n", [Str, F2, A2]), split_print_exports(T1, T2); split_print_exports([], []) -> ok. @@ -883,22 +883,22 @@ procline(Name, Info, Pid) -> Call = initial_call(Info), Reds = fetch(reductions, Info), LM = length(fetch(messages, Info)), - procformat(io_lib:format("~w",[Name]), + procformat(io_lib:format("~tw",[Name]), io_lib:format("~w",[Pid]), - io_lib:format("~s",[mfa_string(Call)]), + io_lib:format("~ts",[mfa_string(Call)]), integer_to_list(Reds), integer_to_list(LM)). procformat(Name, Pid, Call, Reds, LM) -> - format("~-21s ~-12s ~-25s ~12s ~4s~n", [Name,Pid,Call,Reds,LM]). + format("~-21ts ~-12s ~-25ts ~12s ~4s~n", [Name,Pid,Call,Reds,LM]). portline(Name, Info, Id) -> Cmd = fetch(name, Info), - portformat(io_lib:format("~w",[Name]), + portformat(io_lib:format("~tw",[Name]), erlang:port_to_list(Id), Cmd). portformat(Name, Id, Cmd) -> - format("~-21s ~-15s ~-40s~n", [Name,Id,Cmd]). + format("~-21ts ~-15s ~-40ts~n", [Name,Id,Cmd]). %% pwd() %% cd(Directory) diff --git a/lib/stdlib/src/epp.erl b/lib/stdlib/src/epp.erl index b35e9575a4..31d0d499e3 100644 --- a/lib/stdlib/src/epp.erl +++ b/lib/stdlib/src/epp.erl @@ -194,27 +194,27 @@ format_error(missing_parenthesis) -> format_error(premature_end) -> "premature end"; format_error({call,What}) -> - io_lib:format("illegal macro call '~s'",[What]); + io_lib:format("illegal macro call '~ts'",[What]); format_error({undefined,M,none}) -> - io_lib:format("undefined macro '~s'", [M]); + io_lib:format("undefined macro '~ts'", [M]); format_error({undefined,M,A}) -> - io_lib:format("undefined macro '~s/~p'", [M,A]); + io_lib:format("undefined macro '~ts/~p'", [M,A]); format_error({depth,What}) -> io_lib:format("~s too deep",[What]); format_error({mismatch,M}) -> - io_lib:format("argument mismatch for macro '~s'", [M]); + io_lib:format("argument mismatch for macro '~ts'", [M]); format_error({arg_error,M}) -> - io_lib:format("badly formed argument for macro '~s'", [M]); + io_lib:format("badly formed argument for macro '~ts'", [M]); format_error({redefine,M}) -> - io_lib:format("redefining macro '~s'", [M]); + io_lib:format("redefining macro '~ts'", [M]); format_error({redefine_predef,M}) -> io_lib:format("redefining predefined macro '~s'", [M]); format_error({circular,M,none}) -> - io_lib:format("circular macro '~s'", [M]); + io_lib:format("circular macro '~ts'", [M]); format_error({circular,M,A}) -> - io_lib:format("circular macro '~s/~p'", [M,A]); + io_lib:format("circular macro '~ts/~p'", [M,A]); format_error({include,W,F}) -> - io_lib:format("can't find include ~s \"~s\"", [W,F]); + io_lib:format("can't find include ~s \"~ts\"", [W,F]); format_error({illegal,How,What}) -> io_lib:format("~s '-~s'", [How,What]); format_error({illegal_function,Macro}) -> @@ -224,9 +224,9 @@ format_error({illegal_function_usage,Macro}) -> format_error({'NYI',What}) -> io_lib:format("not yet implemented '~s'", [What]); format_error({error,Term}) -> - io_lib:format("-error(~p).", [Term]); + io_lib:format("-error(~tp).", [Term]); format_error({warning,Term}) -> - io_lib:format("-warning(~p).", [Term]); + io_lib:format("-warning(~tp).", [Term]); format_error(E) -> file:format_error(E). -spec parse_file(FileName, IncludePath, PredefMacros) -> @@ -1307,7 +1307,7 @@ expand_macros([{'?',_Lq},Token|_Toks], _St) -> Text; undefined -> Symbol = erl_scan:symbol(Token), - io_lib:write(Symbol) + io_lib:fwrite(<<"~tp">>, [Symbol]) end, throw({error,loc(Token),{call,[$?|T]}}); expand_macros([T|Ts], St) -> diff --git a/lib/stdlib/src/erl_compile.erl b/lib/stdlib/src/erl_compile.erl index 76db2eeacd..18d7548fdc 100644 --- a/lib/stdlib/src/erl_compile.erl +++ b/lib/stdlib/src/erl_compile.erl @@ -181,7 +181,7 @@ parse_generic_option("P", T, #options{specific=Spec}=Opts) -> parse_generic_option("S", T, #options{specific=Spec}=Opts) -> compile1(T, Opts#options{specific=['S'|Spec]}); parse_generic_option(Option, _T, _Opts) -> - io:format(?STDERR, "Unknown option: -~s\n", [Option]), + io:format(?STDERR, "Unknown option: -~ts\n", [Option]), usage(). parse_dep_option("", T) -> @@ -202,7 +202,7 @@ parse_dep_option("T"++Opt, T0) -> {Target,T} = get_option("MT", Opt, T0), {[{makedep_target,Target}],T}; parse_dep_option(Opt, _T) -> - io:format(?STDERR, "Unknown option: -M~s\n", [Opt]), + io:format(?STDERR, "Unknown option: -M~ts\n", [Opt]), usage(). usage() -> diff --git a/lib/stdlib/src/erl_lint.erl b/lib/stdlib/src/erl_lint.erl index d53a31db0d..65ba343368 100644 --- a/lib/stdlib/src/erl_lint.erl +++ b/lib/stdlib/src/erl_lint.erl @@ -175,49 +175,48 @@ format_error(invalid_record) -> "invalid record expression"; format_error({attribute,A}) -> - io_lib:format("attribute '~w' after function definitions", [A]); + io_lib:format("attribute ~tw after function definitions", [A]); format_error({missing_qlc_hrl,A}) -> io_lib:format("qlc:q/~w called, but \"qlc.hrl\" not included", [A]); format_error({redefine_import,{{F,A},M}}) -> - io_lib:format("function ~w/~w already imported from ~w", [F,A,M]); + io_lib:format("function ~tw/~w already imported from ~w", [F,A,M]); format_error({bad_inline,{F,A}}) -> - io_lib:format("inlined function ~w/~w undefined", [F,A]); + io_lib:format("inlined function ~tw/~w undefined", [F,A]); format_error({invalid_deprecated,D}) -> - io_lib:format("badly formed deprecated attribute ~w", [D]); + io_lib:format("badly formed deprecated attribute ~tw", [D]); format_error({bad_deprecated,{F,A}}) -> - io_lib:format("deprecated function ~w/~w undefined or not exported", [F,A]); + io_lib:format("deprecated function ~tw/~w undefined or not exported", + [F,A]); format_error({bad_nowarn_unused_function,{F,A}}) -> - io_lib:format("function ~w/~w undefined", [F,A]); + io_lib:format("function ~tw/~w undefined", [F,A]); format_error({bad_nowarn_bif_clash,{F,A}}) -> - io_lib:format("function ~w/~w undefined", [F,A]); + io_lib:format("function ~tw/~w undefined", [F,A]); format_error(disallowed_nowarn_bif_clash) -> io_lib:format("compile directive nowarn_bif_clash is no longer allowed,~n" " - use explicit module names or -compile({no_auto_import, [F/A]})", []); -format_error({bad_nowarn_deprecated_function,{M,F,A}}) -> - io_lib:format("~w:~w/~w is not a deprecated function", [M,F,A]); format_error({bad_on_load,Term}) -> - io_lib:format("badly formed on_load attribute: ~w", [Term]); + io_lib:format("badly formed on_load attribute: ~tw", [Term]); format_error(multiple_on_loads) -> "more than one on_load attribute"; format_error({bad_on_load_arity,{F,A}}) -> - io_lib:format("function ~w/~w has wrong arity (must be 0)", [F,A]); + io_lib:format("function ~tw/~w has wrong arity (must be 0)", [F,A]); format_error({undefined_on_load,{F,A}}) -> - io_lib:format("function ~w/~w undefined", [F,A]); + io_lib:format("function ~tw/~w undefined", [F,A]); format_error(export_all) -> "export_all flag enabled - all functions will be exported"; format_error({duplicated_export, {F,A}}) -> - io_lib:format("function ~w/~w already exported", [F,A]); + io_lib:format("function ~tw/~w already exported", [F,A]); format_error({unused_import,{{F,A},M}}) -> - io_lib:format("import ~w:~w/~w is unused", [M,F,A]); + io_lib:format("import ~w:~tw/~w is unused", [M,F,A]); format_error({undefined_function,{F,A}}) -> - io_lib:format("function ~w/~w undefined", [F,A]); + io_lib:format("function ~tw/~w undefined", [F,A]); format_error({redefine_function,{F,A}}) -> - io_lib:format("function ~w/~w already defined", [F,A]); + io_lib:format("function ~tw/~w already defined", [F,A]); format_error({define_import,{F,A}}) -> - io_lib:format("defining imported function ~w/~w", [F,A]); + io_lib:format("defining imported function ~tw/~w", [F,A]); format_error({unused_function,{F,A}}) -> - io_lib:format("function ~w/~w is unused", [F,A]); + io_lib:format("function ~tw/~w is unused", [F,A]); format_error({call_to_redefined_bif,{F,A}}) -> io_lib:format("ambiguous call of overridden auto-imported BIF ~w/~w~n" " - use erlang:~w/~w or \"-compile({no_auto_import,[~w/~w]}).\" " @@ -273,7 +272,7 @@ format_error(illegal_bin_pattern) -> "binary patterns cannot be matched in parallel using '='"; format_error(illegal_expr) -> "illegal expression"; format_error({illegal_guard_local_call, {F,A}}) -> - io_lib:format("call to local/imported function ~w/~w is illegal in guard", + io_lib:format("call to local/imported function ~tw/~w is illegal in guard", [F,A]); format_error(illegal_guard_expr) -> "illegal guard expression"; %% --- maps --- @@ -281,23 +280,23 @@ format_error(illegal_map_construction) -> "only association operators '=>' are allowed in map construction"; %% --- records --- format_error({undefined_record,T}) -> - io_lib:format("record ~w undefined", [T]); + io_lib:format("record ~tw undefined", [T]); format_error({redefine_record,T}) -> - io_lib:format("record ~w already defined", [T]); + io_lib:format("record ~tw already defined", [T]); format_error({redefine_field,T,F}) -> - io_lib:format("field ~w already defined in record ~w", [F,T]); + io_lib:format("field ~tw already defined in record ~tw", [F,T]); format_error({undefined_field,T,F}) -> - io_lib:format("field ~w undefined in record ~w", [F,T]); + io_lib:format("field ~tw undefined in record ~tw", [F,T]); format_error(illegal_record_info) -> "illegal record info"; format_error({field_name_is_variable,T,F}) -> - io_lib:format("field ~w is not an atom or _ in record ~w", [F,T]); + io_lib:format("field ~tw is not an atom or _ in record ~tw", [F,T]); format_error({wildcard_in_update,T}) -> - io_lib:format("meaningless use of _ in update of record ~w", [T]); + io_lib:format("meaningless use of _ in update of record ~tw", [T]); format_error({unused_record,T}) -> - io_lib:format("record ~w is unused", [T]); + io_lib:format("record ~tw is unused", [T]); format_error({untyped_record,T}) -> - io_lib:format("record ~w has field(s) without type information", [T]); + io_lib:format("record ~tw has field(s) without type information", [T]); %% --- variables ---- format_error({unbound_var,V}) -> io_lib:format("variable ~w is unbound", [V]); @@ -315,7 +314,7 @@ format_error({variable_in_record_def,V}) -> io_lib:format("variable ~w in record definition", [V]); %% --- binaries --- format_error({undefined_bittype,Type}) -> - io_lib:format("bit type ~w undefined", [Type]); + io_lib:format("bit type ~tw undefined", [Type]); format_error({bittype_mismatch,Val1,Val2,What}) -> io_lib:format("conflict in ~s specification for bit field: '~p' and '~p'", [What,Val1,Val2]); @@ -335,13 +334,13 @@ format_error(unsized_binary_in_bin_gen_pattern) -> "binary fields without size are not allowed in patterns of bit string generators"; %% --- behaviours --- format_error({conflicting_behaviours,{Name,Arity},B,FirstL,FirstB}) -> - io_lib:format("conflicting behaviours - callback ~w/~w required by both '~p' " + io_lib:format("conflicting behaviours - callback ~tw/~w required by both '~p' " "and '~p' ~s", [Name,Arity,B,FirstB,format_where(FirstL)]); format_error({undefined_behaviour_func, {Func,Arity}, Behaviour}) -> - io_lib:format("undefined callback function ~w/~w (behaviour '~w')", + io_lib:format("undefined callback function ~tw/~w (behaviour '~w')", [Func,Arity,Behaviour]); format_error({undefined_behaviour,Behaviour}) -> - io_lib:format("behaviour ~w undefined", [Behaviour]); + io_lib:format("behaviour ~tw undefined", [Behaviour]); format_error({undefined_behaviour_callbacks,Behaviour}) -> io_lib:format("behaviour ~w callback functions are undefined", [Behaviour]); @@ -352,23 +351,23 @@ format_error({ill_defined_optional_callbacks,Behaviour}) -> io_lib:format("behaviour ~w optional callback functions erroneously defined", [Behaviour]); format_error({behaviour_info, {_M,F,A}}) -> - io_lib:format("cannot define callback attibute for ~w/~w when " + io_lib:format("cannot define callback attibute for ~tw/~w when " "behaviour_info is defined",[F,A]); format_error({redefine_optional_callback, {F, A}}) -> - io_lib:format("optional callback ~w/~w duplicated", [F, A]); + io_lib:format("optional callback ~tw/~w duplicated", [F, A]); format_error({undefined_callback, {_M, F, A}}) -> - io_lib:format("callback ~w/~w is undefined", [F, A]); + io_lib:format("callback ~tw/~w is undefined", [F, A]); %% --- types and specs --- format_error({singleton_typevar, Name}) -> io_lib:format("type variable ~w is only used once (is unbound)", [Name]); format_error({bad_export_type, _ETs}) -> io_lib:format("bad export_type declaration", []); format_error({duplicated_export_type, {T, A}}) -> - io_lib:format("type ~w/~w already exported", [T, A]); + io_lib:format("type ~tw/~w already exported", [T, A]); format_error({undefined_type, {TypeName, Arity}}) -> - io_lib:format("type ~w~s undefined", [TypeName, gen_type_paren(Arity)]); + io_lib:format("type ~tw~s undefined", [TypeName, gen_type_paren(Arity)]); format_error({unused_type, {TypeName, Arity}}) -> - io_lib:format("type ~w~s is unused", [TypeName, gen_type_paren(Arity)]); + io_lib:format("type ~tw~s is unused", [TypeName, gen_type_paren(Arity)]); format_error({new_builtin_type, {TypeName, Arity}}) -> io_lib:format("type ~w~s is a new builtin type; " "its (re)definition is allowed only until the next release", @@ -380,25 +379,26 @@ format_error({renamed_type, OldName, NewName}) -> io_lib:format("type ~w() is now called ~w(); " "please use the new name instead", [OldName, NewName]); format_error({redefine_type, {TypeName, Arity}}) -> - io_lib:format("type ~w~s already defined", + io_lib:format("type ~tw~s already defined", [TypeName, gen_type_paren(Arity)]); format_error({type_syntax, Constr}) -> - io_lib:format("bad ~w type", [Constr]); + io_lib:format("bad ~tw type", [Constr]); format_error(old_abstract_code) -> io_lib:format("abstract code generated before Erlang/OTP 19.0 and " "having typed record fields cannot be compiled", []); format_error({redefine_spec, {M, F, A}}) -> - io_lib:format("spec for ~w:~w/~w already defined", [M, F, A]); + io_lib:format("spec for ~tw:~tw/~w already defined", [M, F, A]); format_error({redefine_spec, {F, A}}) -> - io_lib:format("spec for ~w/~w already defined", [F, A]); + io_lib:format("spec for ~tw/~w already defined", [F, A]); format_error({redefine_callback, {F, A}}) -> - io_lib:format("callback ~w/~w already defined", [F, A]); + io_lib:format("callback ~tw/~w already defined", [F, A]); format_error({bad_callback, {M, F, A}}) -> - io_lib:format("explicit module not allowed for callback ~w:~w/~w ", [M, F, A]); + io_lib:format("explicit module not allowed for callback ~tw:~tw/~w", + [M, F, A]); format_error({spec_fun_undefined, {F, A}}) -> - io_lib:format("spec for undefined function ~w/~w", [F, A]); + io_lib:format("spec for undefined function ~tw/~w", [F, A]); format_error({missing_spec, {F,A}}) -> - io_lib:format("missing specification for function ~w/~w", [F, A]); + io_lib:format("missing specification for function ~tw/~w", [F, A]); format_error(spec_wrong_arity) -> "spec has wrong arity"; format_error(callback_wrong_arity) -> @@ -417,15 +417,15 @@ format_error({deprecated_builtin_type, {Name, Arity}, "removed in ~s; use ~s", [Name, Arity, Rel, UseS]); format_error({not_exported_opaque, {TypeName, Arity}}) -> - io_lib:format("opaque type ~w~s is not exported", + io_lib:format("opaque type ~tw~s is not exported", [TypeName, gen_type_paren(Arity)]); format_error({underspecified_opaque, {TypeName, Arity}}) -> - io_lib:format("opaque type ~w~s is underspecified and therefore meaningless", + io_lib:format("opaque type ~tw~s is underspecified and therefore meaningless", [TypeName, gen_type_paren(Arity)]); format_error({bad_dialyzer_attribute,Term}) -> - io_lib:format("badly formed dialyzer attribute: ~w", [Term]); + io_lib:format("badly formed dialyzer attribute: ~tw", [Term]); format_error({bad_dialyzer_option,Term}) -> - io_lib:format("unknown dialyzer warning option: ~w", [Term]); + io_lib:format("unknown dialyzer warning option: ~tw", [Term]); %% --- obsolete? unused? --- format_error({format_error, {Fmt, Args}}) -> io_lib:format(Fmt, Args). @@ -763,12 +763,7 @@ start_state({attribute,Line,module,{_,_}}=Form, St0) -> start_state({attribute,Line,module,M}, St0) -> St1 = St0#lint{module=M}, St2 = St1#lint{state=attribute}, - case is_non_latin1_name(M) of - true -> - add_error(Line, non_latin1_module_unsupported, St2); - false -> - St2 - end; + check_module_name(M, Line, St2); start_state(Form, St) -> Anno = case Form of {eof, L} -> erl_anno:new(L); @@ -778,9 +773,6 @@ start_state(Form, St) -> St1 = add_error(Anno, undefined_module, St), attribute_state(Form, St1#lint{state=attribute}). -is_non_latin1_name(Name) -> - lists:any(fun(C) -> C > 255 end, atom_to_list(Name)). - %% attribute_state(Form, State) -> %% State' @@ -862,9 +854,10 @@ not_deprecated(Forms, St0) -> {nowarn_deprecated_function, MFAs0} <- lists:flatten([Args]), MFA <- lists:flatten([MFAs0])], Nowarn = [MFA || {MFA,_L} <- MFAsL], - Bad = [MFAL || {{M,F,A},_L}=MFAL <- MFAsL, - otp_internal:obsolete(M, F, A) =:= no], - St1 = func_line_warning(bad_nowarn_deprecated_function, Bad, St0), + ML = [{M,L} || {{M,_F,_A},L} <- MFAsL, is_atom(M)], + St1 = foldl(fun ({M,L}, St2) -> + check_module_name(M, L, St2) + end, St0, ML), St1#lint{not_deprecated = ordsets:from_list(Nowarn)}. %% The nowarn_bif_clash directive is not only deprecated, it's actually an error from R14A @@ -972,7 +965,8 @@ behaviour_callbacks(Line, B, St0) -> catch _:_ -> St1 = add_warning(Line, {undefined_behaviour, B}, St0), - {[], [], St1} + St2 = check_module_name(B, Line, St1), + {[], [], St2} end. behaviour_missing_callbacks([{{Line,B},Bfs0,OBfs}|T], St0) -> @@ -1310,7 +1304,8 @@ exports(#lint{compile = Opts, defined = Defs, exports = Es}) -> -type import() :: {module(), [fa()]} | module(). -spec import(line(), import(), lint_state()) -> lint_state(). -import(Line, {Mod,Fs}, St) -> +import(Line, {Mod,Fs}, St00) -> + St = check_module_name(Mod, Line, St00), Mfs = ordsets:from_list(Fs), case check_imports(Line, Mfs, St#lint.imports) of [] -> @@ -2294,11 +2289,18 @@ expr({call,L,{tuple,Lt,[{atom,Lm,erlang},{atom,Lf,is_record}]},As}, Vt, St) -> expr({call,Line,{remote,_Lr,{atom,_Lm,M},{atom,Lf,F}},As}, Vt, St0) -> St1 = keyword_warning(Lf, F, St0), St2 = check_remote_function(Line, M, F, As, St1), - expr_list(As, Vt, St2); + St3 = check_module_name(M, Line, St2), + expr_list(As, Vt, St3); expr({call,Line,{remote,_Lr,M,F},As}, Vt, St0) -> St1 = keyword_warning(Line, M, St0), St2 = keyword_warning(Line, F, St1), - expr_list([M,F|As], Vt, St2); + St3 = case M of + {atom,Lm,Mod} -> + check_module_name(Mod, Lm, St2); + _ -> + St2 + end, + expr_list([M,F|As], Vt, St3); expr({call,Line,{atom,La,F},As}, Vt, St0) -> St1 = keyword_warning(La, F, St0), {Asvt,St2} = expr_list(As, Vt, St1), @@ -2814,7 +2816,8 @@ check_type(Types, St) -> check_type({ann_type, _L, [_Var, Type]}, SeenVars, St) -> check_type(Type, SeenVars, St); check_type({remote_type, L, [{atom, _, Mod}, {atom, _, Name}, Args]}, - SeenVars, St0) -> + SeenVars, St00) -> + St0 = check_module_name(Mod, L, St00), St = deprecated_type(L, Mod, Name, Args, St0), CurrentMod = St#lint.module, case Mod =:= CurrentMod of @@ -2973,11 +2976,12 @@ obsolete_builtin_type({Name, A}) when is_atom(Name), is_integer(A) -> no. %% spec_decl(Line, Fun, Types, State) -> State. -spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) -> +spec_decl(Line, MFA0, TypeSpecs, St00 = #lint{specs = Specs, module = Mod}) -> MFA = case MFA0 of {F, Arity} -> {Mod, F, Arity}; {_M, _F, Arity} -> MFA0 end, + St0 = check_module_name(element(1, MFA), Line, St00), St1 = St0#lint{specs = dict:store(MFA, Line, Specs)}, case dict:is_key(MFA, Specs) of true -> add_error(Line, {redefine_spec, MFA0}, St1); @@ -2989,7 +2993,9 @@ spec_decl(Line, MFA0, TypeSpecs, St0 = #lint{specs = Specs, module = Mod}) -> callback_decl(Line, MFA0, TypeSpecs, St0 = #lint{callbacks = Callbacks, module = Mod}) -> case MFA0 of - {_M, _F, _A} -> add_error(Line, {bad_callback, MFA0}, St0); + {M, _F, _A} -> + St1 = check_module_name(M, Line, St0), + add_error(Line, {bad_callback, MFA0}, St1); {F, Arity} -> MFA = {Mod, F, Arity}, St1 = St0#lint{callbacks = dict:store(MFA, Line, Callbacks)}, @@ -3033,6 +3039,16 @@ is_fa({FuncName, Arity}) when is_atom(FuncName), is_integer(Arity), Arity >= 0 -> true; is_fa(_) -> false. +check_module_name(M, Line, St) -> + case is_latin1_name(M) of + true -> St; + false -> + add_error(Line, non_latin1_module_unsupported, St) + end. + +is_latin1_name(Name) -> + io_lib:latin1_char_list(atom_to_list(Name)). + check_specs([FunType|Left], ETag, Arity, St0) -> {FunType1, CTypes} = case FunType of diff --git a/lib/stdlib/src/erl_parse.yrl b/lib/stdlib/src/erl_parse.yrl index 2dcddeb8c2..6e72d64acc 100644 --- a/lib/stdlib/src/erl_parse.yrl +++ b/lib/stdlib/src/erl_parse.yrl @@ -1052,6 +1052,9 @@ build_typed_attribute({atom,Aa,record}, build_typed_attribute({atom,Aa,Attr}, {type_def, {call,_,{atom,_,TypeName},Args}, Type}) when Attr =:= 'type' ; Attr =:= 'opaque' -> + lists:foreach(fun({var, A, '_'}) -> ret_err(A, "bad type variable"); + (_) -> ok + end, Args), case lists:all(fun({var, _, _}) -> true; (_) -> false end, Args) of @@ -1094,12 +1097,12 @@ build_compat_constraint({atom, _, is_subtype}, [{var, _, _}=LHS, Type]) -> build_compat_constraint({atom, _, is_subtype}, [LHS, _Type]) -> ret_err(?anno(LHS), "bad type variable"); build_compat_constraint({atom, A, Atom}, _Types) -> - ret_err(A, io_lib:format("unsupported constraint ~w", [Atom])). + ret_err(A, io_lib:format("unsupported constraint ~tw", [Atom])). build_constraint({atom, _, is_subtype}, [{var, _, _}=LHS, Type]) -> build_constraint(LHS, Type); build_constraint({atom, A, Atom}, _Foo) -> - ret_err(A, io_lib:format("unsupported constraint ~w", [Atom])); + ret_err(A, io_lib:format("unsupported constraint ~tw", [Atom])); build_constraint({var, A, '_'}, _Types) -> ret_err(A, "bad type variable"); build_constraint(LHS, Type) -> @@ -1217,7 +1220,7 @@ attribute_farity_map(Args) -> -spec error_bad_decl(erl_anno:anno(), attributes()) -> no_return(). error_bad_decl(Anno, S) -> - ret_err(Anno, io_lib:format("bad ~w declaration", [S])). + ret_err(Anno, io_lib:format("bad ~tw declaration", [S])). farity_list({cons,_Ac,{op,_Ao,'/',{atom,_Aa,A},{integer,_Ai,I}},Tail}) -> [{A,I}|farity_list(Tail)]; diff --git a/lib/stdlib/src/erl_tar.erl b/lib/stdlib/src/erl_tar.erl index 168ea4002c..76f0b38108 100644 --- a/lib/stdlib/src/erl_tar.erl +++ b/lib/stdlib/src/erl_tar.erl @@ -176,7 +176,7 @@ check_extract(Name, #read_opts{files=Files}) -> -type tar_entry() :: {filename(), typeflag(), non_neg_integer(), - calendar:datetime(), + tar_time(), mode(), uid(), gid()}. @@ -274,8 +274,13 @@ mode_to_string(Mode, [_|T], Acc) -> mode_to_string(_, [], Acc) -> Acc. -%% Converts a datetime tuple to a readable string -time_to_string({{Y, Mon, Day}, {H, Min, _}}) -> +%% Converts a tar_time() (POSIX time) to a readable string +time_to_string(Secs0) -> + Epoch = calendar:datetime_to_gregorian_seconds(?EPOCH), + Secs = Epoch + Secs0, + DateTime0 = calendar:gregorian_seconds_to_datetime(Secs), + DateTime = calendar:universal_time_to_local_time(DateTime0), + {{Y, Mon, Day}, {H, Min, _}} = DateTime, io_lib:format("~s ~2w ~s:~s ~w", [month(Mon), Day, two_d(H), two_d(Min), Y]). two_d(N) -> @@ -452,7 +457,8 @@ add(Reader, NameOrBin, NameInArchive, Options) do_add(#reader{access=write}=Reader, Name, NameInArchive, Options) when is_list(NameInArchive), is_list(Options) -> - Opts = #add_opts{read_info=fun(F) -> file:read_link_info(F) end}, + RF = fun(F) -> file:read_link_info(F, [{time, posix}]) end, + Opts = #add_opts{read_info=RF}, add1(Reader, Name, NameInArchive, add_opts(Options, Opts)); do_add(#reader{access=read},_,_,_) -> {error, eacces}; @@ -460,7 +466,8 @@ do_add(Reader,_,_,_) -> {error, {badarg, Reader}}. add_opts([dereference|T], Opts) -> - add_opts(T, Opts#add_opts{read_info=fun(F) -> file:read_file_info(F) end}); + RF = fun(F) -> file:read_file_info(F, [{time, posix}]) end, + add_opts(T, Opts#add_opts{read_info=RF}); add_opts([verbose|T], Opts) -> add_opts(T, Opts#add_opts{verbose=true}); add_opts([{chunks,N}|T], Opts) -> @@ -503,7 +510,7 @@ add1(#reader{}=Reader, Name, NameInArchive, #add_opts{read_info=ReadInfo}=Opts) end; add1(Reader, Bin, NameInArchive, Opts) when is_binary(Bin) -> add_verbose(Opts, "a ~ts~n", [NameInArchive]), - Now = calendar:now_to_local_time(erlang:timestamp()), + Now = os:system_time(seconds), Header = #tar_header{ name = NameInArchive, size = byte_size(Bin), @@ -612,7 +619,7 @@ build_header(#tar_header{}=Header, Opts) -> devmajor=Devmaj, devminor=Devmin } = Header, - Mtime = datetime_to_posix(Header#tar_header.mtime), + Mtime = Header#tar_header.mtime, Block0 = ?ZERO_BLOCK, {Block1, Pax0} = write_string(Block0, ?V7_NAME, ?V7_NAME_LEN, Name, ?PAX_PATH, #{}), @@ -770,14 +777,6 @@ join_split_ustar_path([Part|Rest], {ok, Name, nil}) -> join_split_ustar_path([Part|Rest], {ok, Name, Acc}) -> join_split_ustar_path(Rest, {ok, Name, <<Acc/binary,$/,Part/binary>>}). -datetime_to_posix(DateTime) -> - Epoch = calendar:datetime_to_gregorian_seconds(?EPOCH), - Secs = calendar:datetime_to_gregorian_seconds(DateTime), - case Secs - Epoch of - N when N < 0 -> 0; - N -> N - end. - write_octal(Block, Pos, Size, X) -> Octal = zero_pad(format_octal(X), Size-1), if byte_size(Octal) < Size -> @@ -984,7 +983,7 @@ do_get_format(#header_v7{}=V7, Bin) unpack_format(Format, #header_v7{}=V7, Bin, Reader) when is_binary(Bin), byte_size(Bin) =:= ?BLOCK_SIZE -> - Mtime = posix_to_erlang_time(parse_numeric(V7#header_v7.mtime)), + Mtime = parse_numeric(V7#header_v7.mtime), Header0 = #tar_header{ name=parse_string(V7#header_v7.name), mode=parse_numeric(V7#header_v7.mode), @@ -1051,9 +1050,9 @@ unpack_modern(Format, #header_v7{}=V7, Bin, #tar_header{}=Header0) Star = to_star(V7, Bin), Prefix0 = parse_string(Star#header_star.prefix), Atime0 = Star#header_star.atime, - Atime = posix_to_erlang_time(parse_numeric(Atime0)), + Atime = parse_numeric(Atime0), Ctime0 = Star#header_star.ctime, - Ctime = posix_to_erlang_time(parse_numeric(Ctime0)), + Ctime = parse_numeric(Ctime0), {Prefix0, H1#tar_header{ atime=Atime, ctime=Ctime @@ -1313,11 +1312,6 @@ is_header_only_type(?TYPE_LINK) -> true; is_header_only_type(?TYPE_DIR) -> true; is_header_only_type(_) -> false. -posix_to_erlang_time(Sec) -> - OneMillion = 1000000, - Time = calendar:now_to_datetime({Sec div OneMillion, Sec rem OneMillion, 0}), - erlang:universaltime_to_localtime(Time). - foldl_read(#reader{access=read}=Reader, Fun, Accu, #read_opts{}=Opts) when is_function(Fun,4) -> case foldl_read0(Reader, Fun, Accu, Opts) of @@ -1423,7 +1417,7 @@ do_merge_pax(Header, [_Ignore|Rest]) -> do_merge_pax(Header, Rest). %% Returns the time since UNIX epoch as a datetime --spec parse_pax_time(binary()) -> calendar:datetime(). +-spec parse_pax_time(binary()) -> tar_time(). parse_pax_time(Bin) when is_binary(Bin) -> TotalNano = case binary:split(Bin, [<<$.>>]) of [SecondsStr, NanoStr0] -> @@ -1450,8 +1444,7 @@ parse_pax_time(Bin) when is_binary(Bin) -> Micro = TotalNano div 1000, Mega = Micro div 1000000000000, Secs = Micro div 1000000 - (Mega*1000000), - Micro2 = Micro rem 1000000, - calendar:now_to_datetime({Mega, Secs, Micro2}). + Secs. %% Given a regular file reader, reads the whole file and %% parses all extended attributes it contains. @@ -1671,7 +1664,7 @@ set_extracted_file_info(Name, #tar_header{typeflag = ?TYPE_BLOCK}=Header) -> set_device_info(Name, Header); set_extracted_file_info(Name, #tar_header{mtime=Mtime,mode=Mode}) -> Info = #file_info{mode=Mode, mtime=Mtime}, - file:write_file_info(Name, Info). + file:write_file_info(Name, Info, [{time, posix}]). set_device_info(Name, #tar_header{}=Header) -> Mtime = Header#tar_header.mtime, diff --git a/lib/stdlib/src/erl_tar.hrl b/lib/stdlib/src/erl_tar.hrl index d646d02989..cff0c2f500 100644 --- a/lib/stdlib/src/erl_tar.hrl +++ b/lib/stdlib/src/erl_tar.hrl @@ -55,6 +55,8 @@ {string(), binary()} | {string(), file:filename()}]. +-type tar_time() :: non_neg_integer(). + %% The tar header, once fully parsed. -record(tar_header, { name = "" :: string(), %% name of header file entry @@ -62,15 +64,15 @@ uid = 0 :: non_neg_integer(), %% user id of owner gid = 0 :: non_neg_integer(), %% group id of owner size = 0 :: non_neg_integer(), %% length in bytes - mtime :: calendar:datetime(), %% modified time + mtime :: tar_time(), %% modified time typeflag :: char(), %% type of header entry linkname = "" :: string(), %% target name of link uname = "" :: string(), %% user name of owner gname = "" :: string(), %% group name of owner devmajor = 0 :: non_neg_integer(), %% major number of character or block device devminor = 0 :: non_neg_integer(), %% minor number of character or block device - atime :: calendar:datetime(), %% access time - ctime :: calendar:datetime() %% status change time + atime :: tar_time(), %% access time + ctime :: tar_time() %% status change time }). -type tar_header() :: #tar_header{}. diff --git a/lib/stdlib/src/error_logger_file_h.erl b/lib/stdlib/src/error_logger_file_h.erl index 0b262de3ab..b7c193f965 100644 --- a/lib/stdlib/src/error_logger_file_h.erl +++ b/lib/stdlib/src/error_logger_file_h.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -55,9 +55,9 @@ init(File) -> init(File, PrevHandler) -> process_flag(trap_exit, true), - case file:open(File, [write]) of + case file:open(File, [write,{encoding,utf8}]) of {ok,Fd} -> - Depth = get_depth(), + Depth = error_logger:get_format_depth(), State = #st{fd=Fd,filename=File,prev_handler=PrevHandler, depth=Depth}, {ok, State}; @@ -65,14 +65,6 @@ init(File, PrevHandler) -> Error end. -get_depth() -> - case application:get_env(kernel, error_logger_format_depth) of - {ok, Depth} when is_integer(Depth) -> - max(10, Depth); - undefined -> - unlimited - end. - handle_event({_Type, GL, _Msg}, State) when node(GL) =/= node() -> {ok, State}; handle_event(Event, State) -> diff --git a/lib/stdlib/src/error_logger_tty_h.erl b/lib/stdlib/src/error_logger_tty_h.erl index 2f2fd65252..8f0d7b0362 100644 --- a/lib/stdlib/src/error_logger_tty_h.erl +++ b/lib/stdlib/src/error_logger_tty_h.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -44,7 +44,7 @@ %% This one is used when we takeover from the simple error_logger. init({[], {error_logger, Buf}}) -> User = set_group_leader(), - Depth = get_depth(), + Depth = error_logger:get_format_depth(), State = #st{user=User,prev_handler=error_logger,depth=Depth}, write_events(State, Buf), {ok, State}; @@ -56,17 +56,9 @@ init({[], {error_logger_tty_h, PrevHandler}}) -> %% This one is used when we are started directly. init([]) -> User = set_group_leader(), - Depth = get_depth(), + Depth = error_logger:get_format_depth(), {ok, #st{user=User,prev_handler=[],depth=Depth}}. -get_depth() -> - case application:get_env(kernel, error_logger_format_depth) of - {ok, Depth} when is_integer(Depth) -> - max(10, Depth); - undefined -> - unlimited - end. - handle_event({_Type, GL, _Msg}, State) when node(GL) =/= node() -> {ok, State}; handle_event(Event, State) -> diff --git a/lib/stdlib/src/escript.erl b/lib/stdlib/src/escript.erl index f2629a47c2..2093916a7c 100644 --- a/lib/stdlib/src/escript.erl +++ b/lib/stdlib/src/escript.erl @@ -281,12 +281,12 @@ start(EscriptOptions) -> end catch throw:Str -> - io:format("escript: ~s\n", [Str]), + io:format("escript: ~ts\n", [Str]), my_halt(127); _:Reason -> Stk = erlang:get_stacktrace(), - io:format("escript: Internal error: ~p\n", [Reason]), - io:format("~p\n", [Stk]), + io:format("escript: Internal error: ~tp\n", [Reason]), + io:format("~tp\n", [Stk]), my_halt(127) end. diff --git a/lib/stdlib/src/gen.erl b/lib/stdlib/src/gen.erl index 257c829801..32f43fc706 100644 --- a/lib/stdlib/src/gen.erl +++ b/lib/stdlib/src/gen.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. diff --git a/lib/stdlib/src/gen_server.erl b/lib/stdlib/src/gen_server.erl index ba0a7ae8e5..a3d53efd0d 100644 --- a/lib/stdlib/src/gen_server.erl +++ b/lib/stdlib/src/gen_server.erl @@ -107,7 +107,9 @@ %% Internal exports -export([init_it/6]). --import(error_logger, [format/2]). +-define( + STACKTRACE(), + try throw(ok) catch _ -> erlang:get_stacktrace() end). %%%========================================================================= %%% API @@ -326,15 +328,16 @@ init_it(Starter, self, Name, Mod, Args, Options) -> init_it(Starter, Parent, Name0, Mod, Args, Options) -> Name = gen:name(Name0), Debug = gen:debug_options(Name, Options), - HibernateAfterTimeout = gen:hibernate_after(Options), - case catch Mod:init(Args) of - {ok, State} -> + HibernateAfterTimeout = gen:hibernate_after(Options), + + case init_it(Mod, Args) of + {ok, {ok, State}} -> proc_lib:init_ack(Starter, {ok, self()}), loop(Parent, Name, State, Mod, infinity, HibernateAfterTimeout, Debug); - {ok, State, Timeout} -> + {ok, {ok, State, Timeout}} -> proc_lib:init_ack(Starter, {ok, self()}), loop(Parent, Name, State, Mod, Timeout, HibernateAfterTimeout, Debug); - {stop, Reason} -> + {ok, {stop, Reason}} -> %% For consistency, we must make sure that the %% registered name (if any) is unregistered before %% the parent process is notified about the failure. @@ -344,18 +347,25 @@ init_it(Starter, Parent, Name0, Mod, Args, Options) -> gen:unregister_name(Name0), proc_lib:init_ack(Starter, {error, Reason}), exit(Reason); - ignore -> + {ok, ignore} -> gen:unregister_name(Name0), proc_lib:init_ack(Starter, ignore), exit(normal); - {'EXIT', Reason} -> - gen:unregister_name(Name0), - proc_lib:init_ack(Starter, {error, Reason}), - exit(Reason); - Else -> + {ok, Else} -> Error = {bad_return_value, Else}, proc_lib:init_ack(Starter, {error, Error}), - exit(Error) + exit(Error); + {'EXIT', Class, Reason, Stacktrace} -> + gen:unregister_name(Name0), + proc_lib:init_ack(Starter, {error, terminate_reason(Class, Reason, Stacktrace)}), + erlang:raise(Class, Reason, Stacktrace) + end. +init_it(Mod, Args) -> + try + {ok, Mod:init(Args)} + catch + throw:R -> {ok, R}; + Class:R -> {'EXIT', Class, R, erlang:get_stacktrace()} end. %%%======================================================================== @@ -397,7 +407,7 @@ decode_msg(Msg, Parent, Name, State, Mod, Time, HibernateAfterTimeout, Debug, Hi sys:handle_system_msg(Req, From, Parent, ?MODULE, Debug, [Name, State, Mod, Time, HibernateAfterTimeout], Hib); {'EXIT', Parent, Reason} -> - terminate(Reason, Name, undefined, Msg, Mod, State, Debug); + terminate(Reason, ?STACKTRACE(), Name, undefined, Msg, Mod, State, Debug); _Msg when Debug =:= [] -> handle_msg(Msg, Parent, Name, State, Mod, HibernateAfterTimeout); _Msg -> @@ -589,17 +599,11 @@ start_monitor(Node, Name) when is_atom(Node), is_atom(Name) -> %% --------------------------------------------------- %% Helper functions for try-catch of callbacks. %% Returns the return value of the callback, or -%% {'EXIT', ExitReason, ReportReason} (if an exception occurs) -%% -%% ExitReason is the reason that shall be used when the process -%% terminates. +%% {'EXIT', Class, Reason, Stack} (if an exception occurs) %% -%% ReportReason is the reason that shall be printed in the error -%% report. -%% -%% These functions are introduced in order to add the stack trace in -%% the error report produced when a callback is terminated with -%% erlang:exit/1 (OTP-12263). +%% The Class, Reason and Stack are given to erlang:raise/3 +%% to make sure proc_lib receives the proper reasons and +%% stacktraces. %% --------------------------------------------------- try_dispatch({'$gen_cast', Msg}, Mod, State) -> @@ -621,15 +625,10 @@ try_dispatch(Mod, Func, Msg, State) -> [Mod, Msg]), {ok, {noreply, State}}; true -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', {R, Stacktrace}, {R, Stacktrace}} + {'EXIT', error, R, erlang:get_stacktrace()} end; - error:R -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', {R, Stacktrace}, {R, Stacktrace}}; - exit:R -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', R, {R, Stacktrace}} + Class:R -> + {'EXIT', Class, R, erlang:get_stacktrace()} end. try_handle_call(Mod, Msg, From, State) -> @@ -638,12 +637,8 @@ try_handle_call(Mod, Msg, From, State) -> catch throw:R -> {ok, R}; - error:R -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', {R, Stacktrace}, {R, Stacktrace}}; - exit:R -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', R, {R, Stacktrace}} + Class:R -> + {'EXIT', Class, R, erlang:get_stacktrace()} end. try_terminate(Mod, Reason, State) -> @@ -654,12 +649,8 @@ try_terminate(Mod, Reason, State) -> catch throw:R -> {ok, R}; - error:R -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', {R, Stacktrace}, {R, Stacktrace}}; - exit:R -> - Stacktrace = erlang:get_stacktrace(), - {'EXIT', R, {R, Stacktrace}} + Class:R -> + {'EXIT', Class, R, erlang:get_stacktrace()} end; false -> {ok, ok} @@ -684,10 +675,11 @@ handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod, HibernateAfterTim {ok, {noreply, NState, Time1}} -> loop(Parent, Name, NState, Mod, Time1, HibernateAfterTimeout, []); {ok, {stop, Reason, Reply, NState}} -> - {'EXIT', R} = - (catch terminate(Reason, Name, From, Msg, Mod, NState, [])), - reply(From, Reply), - exit(R); + try + terminate(Reason, ?STACKTRACE(), Name, From, Msg, Mod, NState, []) + after + reply(From, Reply) + end; Other -> handle_common_reply(Other, Parent, Name, From, Msg, Mod, HibernateAfterTimeout, State) end; handle_msg(Msg, Parent, Name, State, Mod, HibernateAfterTimeout) -> @@ -712,10 +704,11 @@ handle_msg({'$gen_call', From, Msg}, Parent, Name, State, Mod, HibernateAfterTim {noreply, NState}), loop(Parent, Name, NState, Mod, Time1, HibernateAfterTimeout, Debug1); {ok, {stop, Reason, Reply, NState}} -> - {'EXIT', R} = - (catch terminate(Reason, Name, From, Msg, Mod, NState, Debug)), - _ = reply(Name, From, Reply, NState, Debug), - exit(R); + try + terminate(Reason, ?STACKTRACE(), Name, From, Msg, Mod, NState, Debug) + after + _ = reply(Name, From, Reply, NState, Debug) + end; Other -> handle_common_reply(Other, Parent, Name, From, Msg, Mod, HibernateAfterTimeout, State, Debug) end; @@ -730,11 +723,11 @@ handle_common_reply(Reply, Parent, Name, From, Msg, Mod, HibernateAfterTimeout, {ok, {noreply, NState, Time1}} -> loop(Parent, Name, NState, Mod, Time1, HibernateAfterTimeout, []); {ok, {stop, Reason, NState}} -> - terminate(Reason, Name, From, Msg, Mod, NState, []); - {'EXIT', ExitReason, ReportReason} -> - terminate(ExitReason, ReportReason, Name, From, Msg, Mod, State, []); + terminate(Reason, ?STACKTRACE(), Name, From, Msg, Mod, NState, []); + {'EXIT', Class, Reason, Stacktrace} -> + terminate(Class, Reason, Stacktrace, Name, From, Msg, Mod, State, []); {ok, BadReply} -> - terminate({bad_return_value, BadReply}, Name, From, Msg, Mod, State, []) + terminate({bad_return_value, BadReply}, ?STACKTRACE(), Name, From, Msg, Mod, State, []) end. handle_common_reply(Reply, Parent, Name, From, Msg, Mod, HibernateAfterTimeout, State, Debug) -> @@ -748,11 +741,11 @@ handle_common_reply(Reply, Parent, Name, From, Msg, Mod, HibernateAfterTimeout, {noreply, NState}), loop(Parent, Name, NState, Mod, Time1, HibernateAfterTimeout, Debug1); {ok, {stop, Reason, NState}} -> - terminate(Reason, Name, From, Msg, Mod, NState, Debug); - {'EXIT', ExitReason, ReportReason} -> - terminate(ExitReason, ReportReason, Name, From, Msg, Mod, State, Debug); + terminate(Reason, ?STACKTRACE(), Name, From, Msg, Mod, NState, Debug); + {'EXIT', Class, Reason, Stacktrace} -> + terminate(Class, Reason, Stacktrace, Name, From, Msg, Mod, State, Debug); {ok, BadReply} -> - terminate({bad_return_value, BadReply}, Name, From, Msg, Mod, State, Debug) + terminate({bad_return_value, BadReply}, ?STACKTRACE(), Name, From, Msg, Mod, State, Debug) end. reply(Name, {To, Tag}, Reply, State, Debug) -> @@ -770,7 +763,7 @@ system_continue(Parent, Debug, [Name, State, Mod, Time, HibernateAfterTimeout]) -spec system_terminate(_, _, _, [_]) -> no_return(). system_terminate(Reason, _Parent, Debug, [Name, State, Mod, _Time, _HibernateAfterTimeout]) -> - terminate(Reason, Name, undefined, [], Mod, State, Debug). + terminate(Reason, ?STACKTRACE(), Name, undefined, [], Mod, State, Debug). system_code_change([Name, State, Mod, Time, HibernateAfterTimeout], _Module, OldVsn, Extra) -> case catch Mod:code_change(OldVsn, State, Extra) of @@ -811,35 +804,58 @@ print_event(Dev, Event, Name) -> %%% --------------------------------------------------- %%% Terminate the server. +%%% +%%% terminate/8 is triggered by {stop, Reason} or bad +%%% return values. The stacktrace is generated via the +%%% ?STACKTRACE() macro and the ReportReason must not +%%% be wrapped in tuples. +%%% +%%% terminate/9 is triggered in case of error/exit in +%%% the user callback. In this case the report reason +%%% always includes the user stacktrace. +%%% +%%% The reason received in the terminate/2 callbacks +%%% always includes the stacktrace for errors and never +%%% for exits. %%% --------------------------------------------------- - --spec terminate(_, _, _, _, _, _, _) -> no_return(). -terminate(Reason, Name, From, Msg, Mod, State, Debug) -> - terminate(Reason, Reason, Name, From, Msg, Mod, State, Debug). -spec terminate(_, _, _, _, _, _, _, _) -> no_return(). -terminate(ExitReason, ReportReason, Name, From, Msg, Mod, State, Debug) -> - Reply = try_terminate(Mod, ExitReason, State), +terminate(Reason, Stacktrace, Name, From, Msg, Mod, State, Debug) -> + terminate(exit, Reason, Stacktrace, Reason, Name, From, Msg, Mod, State, Debug). + +-spec terminate(_, _, _, _, _, _, _, _, _) -> no_return(). +terminate(Class, Reason, Stacktrace, Name, From, Msg, Mod, State, Debug) -> + ReportReason = {Reason, Stacktrace}, + terminate(Class, Reason, Stacktrace, ReportReason, Name, From, Msg, Mod, State, Debug). + +-spec terminate(_, _, _, _, _, _, _, _, _, _) -> no_return(). +terminate(Class, Reason, Stacktrace, ReportReason, Name, From, Msg, Mod, State, Debug) -> + Reply = try_terminate(Mod, terminate_reason(Class, Reason, Stacktrace), State), case Reply of - {'EXIT', ExitReason1, ReportReason1} -> + {'EXIT', C, R, S} -> FmtState = format_status(terminate, Mod, get(), State), - error_info(ReportReason1, Name, From, Msg, FmtState, Debug), - exit(ExitReason1); + error_info({R, S}, Name, From, Msg, FmtState, Debug), + erlang:raise(C, R, S); _ -> - case ExitReason of - normal -> - exit(normal); - shutdown -> - exit(shutdown); - {shutdown,_}=Shutdown -> - exit(Shutdown); + case {Class, Reason} of + {exit, normal} -> ok; + {exit, shutdown} -> ok; + {exit, {shutdown,_}} -> ok; _ -> FmtState = format_status(terminate, Mod, get(), State), - error_info(ReportReason, Name, From, Msg, FmtState, Debug), - exit(ExitReason) + error_info(ReportReason, Name, From, Msg, FmtState, Debug) end + end, + case Stacktrace of + [] -> + erlang:Class(Reason); + _ -> + erlang:raise(Class, Reason, Stacktrace) end. +terminate_reason(error, Reason, Stacktrace) -> {Reason, Stacktrace}; +terminate_reason(exit, Reason, _Stacktrace) -> Reason. + error_info(_Reason, application_controller, _From, _Msg, _State, _Debug) -> %% OTP-5811 Don't send an error report if it's the system process %% application_controller which is terminating - let init take care @@ -861,14 +877,15 @@ error_info(Reason, Name, From, Msg, State, Debug) -> end end; _ -> - Reason + error_logger:limit_term(Reason) end, {ClientFmt, ClientArgs} = client_stacktrace(From), - format("** Generic server ~p terminating \n" - "** Last message in was ~p~n" - "** When Server state == ~p~n" - "** Reason for termination == ~n** ~p~n" ++ ClientFmt, - [Name, Msg, State, Reason1] ++ ClientArgs), + LimitedState = error_logger:limit_term(State), + error_logger:format("** Generic server ~p terminating \n" + "** Last message in was ~p~n" + "** When Server state == ~p~n" + "** Reason for termination == ~n** ~p~n" ++ ClientFmt, + [Name, Msg, LimitedState, Reason1] ++ ClientArgs), sys:print_log(Debug), ok. client_stacktrace(undefined) -> diff --git a/lib/stdlib/src/gen_statem.erl b/lib/stdlib/src/gen_statem.erl index 86109f04b4..b5e9da1e66 100644 --- a/lib/stdlib/src/gen_statem.erl +++ b/lib/stdlib/src/gen_statem.erl @@ -1722,6 +1722,8 @@ error_info( end; _ -> {Reason,Stacktrace} end, + [LimitedP, LimitedFmtData, LimitedFixedReason] = + [error_logger:limit_term(D) || D <- [P, FmtData, FixedReason]], CBMode = case StateEnter of true -> @@ -1755,8 +1757,8 @@ error_info( [] -> []; [Event|_] -> [Event] end] ++ - [FmtData, - Class,FixedReason, + [LimitedFmtData, + Class,LimitedFixedReason, CBMode] ++ case Q of [_|[_|_] = Events] -> [Events]; @@ -1764,7 +1766,7 @@ error_info( end ++ case P of [] -> []; - _ -> [P] + _ -> [LimitedP] end ++ case FixedStacktrace of [] -> []; diff --git a/lib/stdlib/src/io_lib.erl b/lib/stdlib/src/io_lib.erl index 5ed2f4d888..9d447418f8 100644 --- a/lib/stdlib/src/io_lib.erl +++ b/lib/stdlib/src/io_lib.erl @@ -84,6 +84,8 @@ -export([write_unicode_string/1, write_unicode_char/1, deep_unicode_char_list/1]). +-export([limit_term/2]). + -export_type([chars/0, latin1_string/0, continuation/0, fread_error/0, fread_item/0, format_spec/0]). @@ -911,3 +913,116 @@ binrev(L) -> binrev(L, T) -> list_to_binary(lists:reverse(L, T)). + +-spec limit_term(term(), non_neg_integer()) -> term(). + +%% The intention is to mimic the depth limitation of io_lib:write() +%% and io_lib_pretty:print(). The leaves ('...') should never be +%% seen when printed with the same depth. Bitstrings are never +%% truncated, which is OK as long as they are not sent to other nodes. +limit_term(Term, Depth) -> + try test_limit(Term, Depth) of + ok -> Term + catch + throw:limit -> + limit(Term, Depth) + end. + +limit(_, 0) -> '...'; +limit([H|T]=L, D) -> + if + D =:= 1 -> '...'; + true -> + case printable_list(L) of + true -> L; + false -> + [limit(H, D-1)|limit_tail(T, D-1)] + end + end; +limit(Term, D) when is_map(Term) -> + limit_map(Term, D); +limit({}=T, _D) -> T; +limit(T, D) when is_tuple(T) -> + if + D =:= 1 -> '...'; + true -> + list_to_tuple([limit(element(1, T), D-1)| + limit_tail(tl(tuple_to_list(T)), D-1)]) + end; +limit(<<_/bitstring>>=Term, D) -> limit_bitstring(Term, D); +limit(Term, _D) -> Term. + +limit_tail([], _D) -> []; +limit_tail(_, 1) -> ['...']; +limit_tail([H|T], D) -> + [limit(H, D-1)|limit_tail(T, D-1)]; +limit_tail(Other, D) -> + limit(Other, D-1). + +%% Cannot limit maps properly since there is no guarantee that +%% maps:from_list() creates a map with the same internal ordering of +%% the selected associations as in Map. +limit_map(Map, D) -> + maps:from_list(erts_internal:maps_to_list(Map, D)). +%% maps:from_list(limit_map_body(erts_internal:maps_to_list(Map, D), D)). + +%% limit_map_body(_, 0) -> [{'...', '...'}]; +%% limit_map_body([], _) -> []; +%% limit_map_body([{K,V}], D) -> [limit_map_assoc(K, V, D)]; +%% limit_map_body([{K,V}|KVs], D) -> +%% [limit_map_assoc(K, V, D) | limit_map_body(KVs, D-1)]. + +%% limit_map_assoc(K, V, D) -> +%% {limit(K, D-1), limit(V, D-1)}. + +limit_bitstring(B, _D) -> B. %% Keeps all printable binaries. + +test_limit(_, 0) -> throw(limit); +test_limit([H|T]=L, D) when is_integer(D) -> + if + D =:= 1 -> throw(limit); + true -> + case printable_list(L) of + true -> ok; + false -> + test_limit(H, D-1), + test_limit_tail(T, D-1) + end + end; +test_limit(Term, D) when is_map(Term) -> + test_limit_map(Term, D); +test_limit({}, _D) -> ok; +test_limit(T, D) when is_tuple(T) -> + test_limit_tuple(T, 1, tuple_size(T), D); +test_limit(<<_/bitstring>>=Term, D) -> test_limit_bitstring(Term, D); +test_limit(_Term, _D) -> ok. + +test_limit_tail([], _D) -> ok; +test_limit_tail(_, 1) -> throw(limit); +test_limit_tail([H|T], D) -> + test_limit(H, D-1), + test_limit_tail(T, D-1); +test_limit_tail(Other, D) -> + test_limit(Other, D-1). + +test_limit_tuple(_T, I, Sz, _D) when I > Sz -> ok; +test_limit_tuple(_, _, _, 1) -> throw(limit); +test_limit_tuple(T, I, Sz, D) -> + test_limit(element(I, T), D-1), + test_limit_tuple(T, I+1, Sz, D-1). + +test_limit_map(_Map, _D) -> ok. +%% test_limit_map_body(erts_internal:maps_to_list(Map, D), D). + +%% test_limit_map_body(_, 0) -> throw(limit); +%% test_limit_map_body([], _) -> ok; +%% test_limit_map_body([{K,V}], D) -> test_limit_map_assoc(K, V, D); +%% test_limit_map_body([{K,V}|KVs], D) -> +%% test_limit_map_assoc(K, V, D), +%% test_limit_map_body(KVs, D-1). + +%% test_limit_map_assoc(K, V, D) -> +%% test_limit(K, D-1), +%% test_limit(V, D-1). + +test_limit_bitstring(_, _) -> ok. diff --git a/lib/stdlib/src/io_lib_format.erl b/lib/stdlib/src/io_lib_format.erl index 14d925bacf..4b2d15c8b3 100644 --- a/lib/stdlib/src/io_lib_format.erl +++ b/lib/stdlib/src/io_lib_format.erl @@ -335,7 +335,7 @@ base(B) when is_integer(B) -> term(T, none, _Adj, none, _Pad) -> T; term(T, none, Adj, P, Pad) -> term(T, P, Adj, P, Pad); term(T, F, Adj, P0, Pad) -> - L = lists:flatlength(T), + L = string:length(T), P = erlang:min(L, case P0 of none -> F; _ -> min(P0, F) end), if L > P -> @@ -675,11 +675,11 @@ cdata_to_chars(B) when is_binary(B) -> string(S, none, _Adj, none, _Pad) -> S; string(S, F, Adj, none, Pad) -> - string_field(S, F, Adj, lists:flatlength(S), Pad); + string_field(S, F, Adj, string:length(S), Pad); string(S, none, _Adj, P, Pad) -> - string_field(S, P, left, lists:flatlength(S), Pad); + string_field(S, P, left, string:length(S), Pad); string(S, F, Adj, P, Pad) when F >= P -> - N = lists:flatlength(S), + N = string:length(S), if F > P -> if N > P -> adjust(flat_trunc(S, P), chars(Pad, F-P), Adj); @@ -749,18 +749,7 @@ adjust(Data, Pad, right) -> [Pad|Data]. %% Flatten and truncate a deep list to at most N elements. flat_trunc(List, N) when is_integer(N), N >= 0 -> - flat_trunc(List, N, [], []). - -flat_trunc(L, 0, _, R) when is_list(L) -> - lists:reverse(R); -flat_trunc([H|T], N, S, R) when is_list(H) -> - flat_trunc(H, N, [T|S], R); -flat_trunc([H|T], N, S, R) -> - flat_trunc(T, N-1, S, [H|R]); -flat_trunc([], N, [H|S], R) -> - flat_trunc(H, N, S, R); -flat_trunc([], _, [], R) -> - lists:reverse(R). + string:slice(List, 0, N). %% A deep version of string:chars/2,3 diff --git a/lib/stdlib/src/io_lib_pretty.erl b/lib/stdlib/src/io_lib_pretty.erl index ff368d02da..505613b80e 100644 --- a/lib/stdlib/src/io_lib_pretty.erl +++ b/lib/stdlib/src/io_lib_pretty.erl @@ -473,7 +473,7 @@ print_length(<<_/bitstring>>=Bin, D, _RF, Enc, Str) -> print_length(Term, _D, _RF, _Enc, _Str) -> S = io_lib:write(Term), %% S can contain unicode, so iolist_size(S) cannot be used here - {S, lists:flatlength(S)}. + {S, string:length(S)}. print_length_map(_Map, 1, _RF, _Enc, _Str) -> {"#{...}", 6}; diff --git a/lib/stdlib/src/lib.erl b/lib/stdlib/src/lib.erl index aa6797bce6..c6eb0d7915 100644 --- a/lib/stdlib/src/lib.erl +++ b/lib/stdlib/src/lib.erl @@ -27,7 +27,7 @@ -export([format_exception/6, format_exception/7, format_stacktrace/4, format_stacktrace/5, - format_call/4, format_call/5, format_fun/1]). + format_call/4, format_call/5, format_fun/1, format_fun/2]). -spec flush_receive() -> 'ok'. @@ -400,7 +400,11 @@ format_call(I, ForMForFun, As, FormatFun, Enc) format_call("", n_spaces(I-1), ForMForFun, As, FormatFun, Enc). %% -> iolist() (no \n at end) -format_fun(Fun) when is_function(Fun) -> +format_fun(Fun) -> + format_fun(Fun, latin1). + +%% -> iolist() (no \n at end) +format_fun(Fun, Enc) when is_function(Fun) -> {module, M} = erlang:fun_info(Fun, module), {name, F} = erlang:fun_info(Fun, name), {arity, A} = erlang:fun_info(Fun, arity), @@ -410,9 +414,9 @@ format_fun(Fun) when is_function(Fun) -> {type, local} when M =:= erl_eval -> io_lib:fwrite(<<"interpreted function with arity ~w">>, [A]); {type, local} -> - mfa_to_string(M, F, A); + mfa_to_string(M, F, A, Enc); {type, external} -> - mfa_to_string(M, F, A) + mfa_to_string(M, F, A, Enc) end. analyze_exception(error, Term, Stack) -> @@ -454,11 +458,11 @@ explain_reason({badarg,V}, error=Cl, [], PF, S, _Enc) -> % orelse, andalso format_value(V, <<"bad argument: ">>, Cl, PF, S); explain_reason(badarith, error, [], _PF, _S, _Enc) -> <<"an error occurred when evaluating an arithmetic expression">>; -explain_reason({badarity,{Fun,As}}, error, [], _PF, _S, _Enc) +explain_reason({badarity,{Fun,As}}, error, [], _PF, _S, Enc) when is_function(Fun) -> %% Only the arity is displayed, not the arguments As. - io_lib:fwrite(<<"~s called with ~s">>, - [format_fun(Fun), argss(length(As))]); + io_lib:fwrite(<<"~ts called with ~s">>, + [format_fun(Fun, Enc), argss(length(As))]); explain_reason({badfun,Term}, error=Cl, [], PF, S, _Enc) -> format_value(Term, <<"bad function ">>, Cl, PF, S); explain_reason({badmatch,Term}, error=Cl, [], PF, S, _Enc) -> @@ -489,14 +493,15 @@ explain_reason({try_clause,V}, error=Cl, [], PF, S, _Enc) -> %% "there is no try clause with a true guard sequence and a %% pattern matching..." format_value(V, <<"no try clause matching ">>, Cl, PF, S); -explain_reason(undef, error, [{M,F,A,_}], _PF, _S, _Enc) -> +explain_reason(undef, error, [{M,F,A,_}], _PF, _S, Enc) -> %% Only the arity is displayed, not the arguments, if there are any. - io_lib:fwrite(<<"undefined function ~s">>, - [mfa_to_string(M, F, n_args(A))]); -explain_reason({shell_undef,F,A,_}, error, [], _PF, _S, _Enc) -> + io_lib:fwrite(<<"undefined function ~ts">>, + [mfa_to_string(M, F, n_args(A), Enc)]); +explain_reason({shell_undef,F,A,_}, error, [], _PF, _S, Enc) -> %% Give nicer reports for undefined shell functions %% (but not when the user actively calls shell_default:F(...)). - io_lib:fwrite(<<"undefined shell command ~s/~w">>, [F, n_args(A)]); + FS = to_string(F, Enc), + io_lib:fwrite(<<"undefined shell command ~ts/~w">>, [FS, n_args(A)]); %% Exit codes returned by erl_eval only: explain_reason({argument_limit,_Fun}, error, [], _PF, _S, _Enc) -> io_lib:fwrite(<<"limit of number of arguments to interpreted function" @@ -546,17 +551,18 @@ format_stacktrace1(S0, Stack0, PF, SF, Enc) -> format_stacktrace2(S, Stack, 1, PF, Enc). format_stacktrace2(S, [{M,F,A,L}|Fs], N, PF, Enc) when is_integer(A) -> - [io_lib:fwrite(<<"~s~s ~s ~s">>, + [io_lib:fwrite(<<"~s~s ~ts ~s">>, [sep(N, S), origin(N, M, F, A), - mfa_to_string(M, F, A), + mfa_to_string(M, F, A, Enc), location(L)]) | format_stacktrace2(S, Fs, N + 1, PF, Enc)]; format_stacktrace2(S, [{M,F,As,_}|Fs], N, PF, Enc) when is_list(As) -> A = length(As), CalledAs = [S,<<" called as ">>], C = format_call("", CalledAs, {M,F}, As, PF, Enc), - [io_lib:fwrite(<<"~s~s ~s\n~s~ts">>, - [sep(N, S), origin(N, M, F, A), mfa_to_string(M, F, A), + [io_lib:fwrite(<<"~s~s ~ts\n~s~ts">>, + [sep(N, S), origin(N, M, F, A), + mfa_to_string(M, F, A, Enc), CalledAs, C]) | format_stacktrace2(S, Fs, N + 1, PF, Enc)]; format_stacktrace2(_S, [], _N, _PF, _Enc) -> @@ -594,10 +600,10 @@ format_call(ErrStr, Pre1, ForMForFun, As, PF, Enc) -> {yes,Op} -> format_op(ErrStr, Pre1, Op, As, PF, Enc); no -> - MFs = mf_to_string(ForMForFun, Arity), - I1 = iolist_size([Pre1,ErrStr|MFs]), + MFs = mf_to_string(ForMForFun, Arity, Enc), + I1 = string:length([Pre1,ErrStr|MFs]), S1 = pp_arguments(PF, As, I1, Enc), - S2 = pp_arguments(PF, As, iolist_size([Pre1|MFs]), Enc), + S2 = pp_arguments(PF, As, string:length([Pre1|MFs]), Enc), Long = count_nl(pp_arguments(PF, [a2345,b2345], I1, Enc)) > 0, case Long or (count_nl(S2) < count_nl(S1)) of true -> @@ -656,10 +662,10 @@ printable_list(latin1, As) -> printable_list(_, As) -> io_lib:printable_list(As). -mfa_to_string(M, F, A) -> - io_lib:fwrite(<<"~s/~w">>, [mf_to_string({M, F}, A), A]). +mfa_to_string(M, F, A, Enc) -> + io_lib:fwrite(<<"~ts/~w">>, [mf_to_string({M, F}, A, Enc), A]). -mf_to_string({M, F}, A) -> +mf_to_string({M, F}, A, Enc) -> case erl_internal:bif(M, F, A) of true -> io_lib:fwrite(<<"~w">>, [F]); @@ -670,13 +676,15 @@ mf_to_string({M, F}, A) -> {yes, F} -> atom_to_list(F); no -> - io_lib:fwrite(<<"~w:~w">>, [M, F]) + FS = to_string(F, Enc), + io_lib:fwrite(<<"~w:~ts">>, [M, FS]) end end; -mf_to_string(Fun, _A) when is_function(Fun) -> - format_fun(Fun); -mf_to_string(F, _A) -> - io_lib:fwrite(<<"~w">>, [F]). +mf_to_string(Fun, _A, Enc) when is_function(Fun) -> + format_fun(Fun, Enc); +mf_to_string(F, _A, Enc) -> + FS = to_string(F, Enc), + io_lib:fwrite(<<"~ts">>, [FS]). format_value(V, ErrStr, Class, PF, S) -> Pre1Sz = exited_size(Class), @@ -725,9 +733,14 @@ exited(exit) -> exited(throw) -> <<"exception throw: ">>. +to_string(A, latin1) -> + io_lib:write_atom_as_latin1(A); +to_string(A, _) -> + io_lib:write_atom(A). + size(latin1, S) -> {iolist_size(S),S}; size(_, S0) -> S = unicode:characters_to_list(S0, unicode), true = is_list(S), - {length(S),S}. + {string:length(S),S}. diff --git a/lib/stdlib/src/ms_transform.erl b/lib/stdlib/src/ms_transform.erl index 98745b13f3..6616e957c0 100644 --- a/lib/stdlib/src/ms_transform.erl +++ b/lib/stdlib/src/ms_transform.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2002-2016. All Rights Reserved. +%% Copyright Ericsson AB 2002-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -91,12 +91,12 @@ format_error(?ERR_GUARDMATCH) -> "fun with guard matching ('=' in guard) is illegal as match_spec as well"; format_error({?ERR_GUARDLOCALCALL, Name, Arithy}) -> lists:flatten(io_lib:format("fun containing the local function call " - "'~w/~w' (called in guard) " + "'~tw/~w' (called in guard) " "cannot be translated into match_spec", [Name, Arithy])); format_error({?ERR_GUARDREMOTECALL, Module, Name, Arithy}) -> lists:flatten(io_lib:format("fun containing the remote function call " - "'~w:~w/~w' (called in guard) " + "'~w:~tw/~w' (called in guard) " "cannot be translated into match_spec", [Module,Name,Arithy])); format_error({?ERR_GUARDELEMENT, Str}) -> @@ -117,12 +117,12 @@ format_error(?ERR_BODYMATCH) -> "fun with body matching ('=' in body) is illegal as match_spec"; format_error({?ERR_BODYLOCALCALL, Name, Arithy}) -> lists:flatten(io_lib:format("fun containing the local function " - "call '~w/~w' (called in body) " + "call '~tw/~w' (called in body) " "cannot be translated into match_spec", [Name,Arithy])); format_error({?ERR_BODYREMOTECALL, Module, Name, Arithy}) -> lists:flatten(io_lib:format("fun containing the remote function call " - "'~w:~w/~w' (called in body) " + "'~w:~tw/~w' (called in body) " "cannot be translated into match_spec", [Module,Name,Arithy])); format_error({?ERR_BODYELEMENT, Str}) -> @@ -147,15 +147,15 @@ format_error({?ERR_UNBOUND_VARIABLE, Str}) -> "into match_spec", [Str])); format_error({?ERR_HEADBADREC,Name}) -> lists:flatten( - io_lib:format("fun head contains unknown record type ~w",[Name])); + io_lib:format("fun head contains unknown record type ~tw",[Name])); format_error({?ERR_HEADBADFIELD,RName,FName}) -> lists:flatten( - io_lib:format("fun head contains reference to unknown field ~w in " - "record type ~w",[FName, RName])); + io_lib:format("fun head contains reference to unknown field ~tw in " + "record type ~tw",[FName, RName])); format_error({?ERR_HEADMULTIFIELD,RName,FName}) -> lists:flatten( - io_lib:format("fun head contains already defined field ~w in " - "record type ~w",[FName, RName])); + io_lib:format("fun head contains already defined field ~tw in " + "record type ~tw",[FName, RName])); format_error({?ERR_HEADDOLLARATOM,Atom}) -> lists:flatten( io_lib:format("fun head contains atom ~w, which conflics with reserved " @@ -166,28 +166,28 @@ format_error({?ERR_HEADBINMATCH,Atom}) -> "which cannot be translated into match_spec", [Atom])); format_error({?ERR_GUARDBADREC,Name}) -> lists:flatten( - io_lib:format("fun guard contains unknown record type ~w",[Name])); + io_lib:format("fun guard contains unknown record type ~tw",[Name])); format_error({?ERR_GUARDBADFIELD,RName,FName}) -> lists:flatten( - io_lib:format("fun guard contains reference to unknown field ~w in " - "record type ~w",[FName, RName])); + io_lib:format("fun guard contains reference to unknown field ~tw in " + "record type ~tw",[FName, RName])); format_error({?ERR_GUARDMULTIFIELD,RName,FName}) -> lists:flatten( - io_lib:format("fun guard contains already defined field ~w in " - "record type ~w",[FName, RName])); + io_lib:format("fun guard contains already defined field ~tw in " + "record type ~tw",[FName, RName])); format_error({?ERR_BODYBADREC,Name}) -> lists:flatten( - io_lib:format("fun body contains unknown record type ~w",[Name])); + io_lib:format("fun body contains unknown record type ~tw",[Name])); format_error({?ERR_BODYBADFIELD,RName,FName}) -> lists:flatten( - io_lib:format("fun body contains reference to unknown field ~w in " - "record type ~w",[FName, RName])); + io_lib:format("fun body contains reference to unknown field ~tw in " + "record type ~tw",[FName, RName])); format_error({?ERR_BODYMULTIFIELD,RName,FName}) -> lists:flatten( - io_lib:format("fun body contains already defined field ~w in " - "record type ~w",[FName, RName])); + io_lib:format("fun body contains already defined field ~tw in " + "record type ~tw",[FName, RName])); format_error(Else) -> - lists:flatten(io_lib:format("Unknown error code ~w",[Else])). + lists:flatten(io_lib:format("Unknown error code ~tw",[Else])). %% %% Called when translating in shell @@ -501,10 +501,20 @@ tg0(Line,[H|T],B) -> tg({match,Line,_,_},B) -> throw({error,Line,?ERR_GENMATCH+B#tgd.eb}); -tg({op, Line, Operator, O1, O2}, B) -> - {tuple, Line, [{atom, Line, Operator}, tg(O1,B), tg(O2,B)]}; -tg({op, Line, Operator, O1}, B) -> - {tuple, Line, [{atom, Line, Operator}, tg(O1,B)]}; +tg({op, Line, Operator, O1, O2}=Expr, B) -> + case erl_eval:partial_eval(Expr) of + Expr -> + {tuple, Line, [{atom, Line, Operator}, tg(O1, B), tg(O2, B)]}; + Value -> + Value + end; +tg({op, Line, Operator, O1}=Expr, B) -> + case erl_eval:partial_eval(Expr) of + Expr -> + {tuple, Line, [{atom, Line, Operator}, tg(O1, B)]}; + Value -> + Value + end; tg({call, _Line, {atom, Line2, bindings},[]},_B) -> {atom, Line2, '$*'}; tg({call, _Line, {atom, Line2, object},[]},_B) -> @@ -723,7 +733,7 @@ tg(T,B) when is_tuple(T), tuple_size(T) >= 2 -> throw({error,Line,{?ERR_GENELEMENT+B#tgd.eb, translate_language_element(Element)}}); tg(Other,B) -> - Element = io_lib:format("unknown element ~w", [Other]), + Element = io_lib:format("unknown element ~tw", [Other]), throw({error,unknown,{?ERR_GENELEMENT+B#tgd.eb,Element}}). transform_head([V],OuterBound) -> diff --git a/lib/stdlib/src/proc_lib.erl b/lib/stdlib/src/proc_lib.erl index 2219467a8d..d4d1bdccec 100644 --- a/lib/stdlib/src/proc_lib.erl +++ b/lib/stdlib/src/proc_lib.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -519,7 +519,8 @@ my_info_1(Class, Reason, Stacktrace) -> get_process_info(self(), registered_name), {error_info, {Class,Reason,Stacktrace}}, get_ancestors(self()), - get_process_info(self(), messages), + get_process_info(self(), message_queue_len), + get_messages(self()), get_process_info(self(), links), get_cleaned_dictionary(self()), get_process_info(self(), trap_exit), @@ -539,12 +540,49 @@ get_ancestors(Pid) -> {ancestors,[]} end. +%% The messages and the dictionary are possibly limited too much if +%% some error handles output the messages or the dictionary using ~P +%% or ~W with depth greater than the depth used here (the depth of +%% control characters P and W takes precedence over the depth set by +%% application variable error_logger_format_depth). However, it is +%% assumed that all report handlers call proc_lib:format(). +get_messages(Pid) -> + Messages = get_process_messages(Pid), + {messages, error_logger:limit_term(Messages)}. + +get_process_messages(Pid) -> + Depth = error_logger:get_format_depth(), + case Pid =/= self() orelse Depth =:= unlimited of + true -> + {messages, Messages} = get_process_info(Pid, messages), + Messages; + false -> + %% If there are more messages than Depth, garbage + %% collection can sometimes be avoided by collecting just + %% enough messages for the crash report. It is assumed the + %% process is about to die anyway. + receive_messages(Depth) + end. + +receive_messages(0) -> []; +receive_messages(N) -> + receive + M -> + [M|receive_messages(N - 1)] + after 0 -> + [] + end. + get_cleaned_dictionary(Pid) -> case get_process_info(Pid,dictionary) of - {dictionary,Dict} -> {dictionary,clean_dict(Dict)}; + {dictionary,Dict} -> {dictionary,cleaned_dict(Dict)}; _ -> {dictionary,[]} end. +cleaned_dict(Dict) -> + CleanDict = clean_dict(Dict), + error_logger:limit_term(CleanDict). + clean_dict([{'$ancestors',_}|Dict]) -> clean_dict(Dict); clean_dict([{'$initial_call',_}|Dict]) -> @@ -582,20 +620,24 @@ make_neighbour_reports1([P|Ps]) -> make_neighbour_reports1([]) -> []. +%% Do not include messages or process dictionary, even if +%% error_logger_format_depth is unlimited. make_neighbour_report(Pid) -> [{pid, Pid}, get_process_info(Pid, registered_name), get_initial_call(Pid), get_process_info(Pid, current_function), get_ancestors(Pid), - get_process_info(Pid, messages), + get_process_info(Pid, message_queue_len), + %% get_messages(Pid), get_process_info(Pid, links), - get_cleaned_dictionary(Pid), + %% get_cleaned_dictionary(Pid), get_process_info(Pid, trap_exit), get_process_info(Pid, status), get_process_info(Pid, heap_size), get_process_info(Pid, stack_size), - get_process_info(Pid, reductions) + get_process_info(Pid, reductions), + get_process_info(Pid, current_stacktrace) ]. get_initial_call(Pid) -> @@ -722,24 +764,39 @@ format(CrashReport, Encoding) -> format([OwnReport,LinkReport], Encoding, Depth) -> Extra = {Encoding,Depth}, - OwnFormat = format_report(OwnReport, Extra), - LinkFormat = format_report(LinkReport, Extra), + MyIndent = " ", + OwnFormat = format_report(OwnReport, MyIndent, Extra), + LinkFormat = format_link_report(LinkReport, MyIndent, Extra), Str = io_lib:format(" crasher:~n~ts neighbours:~n~ts", [OwnFormat, LinkFormat]), lists:flatten(Str). -format_report(Rep, Extra) when is_list(Rep) -> - format_rep(Rep, Extra); -format_report(Rep, {Enc,_}) -> - io_lib:format("~"++modifier(Enc)++"p~n", [Rep]). - -format_rep([{initial_call,InitialCall}|Rep], {_Enc,Depth}=Extra) -> - [format_mfa(InitialCall, Depth)|format_rep(Rep, Extra)]; -format_rep([{error_info,{Class,Reason,StackTrace}}|Rep], Extra) -> - [format_exception(Class, Reason, StackTrace, Extra)|format_rep(Rep, Extra)]; -format_rep([{Tag,Data}|Rep], Extra) -> - [format_tag(Tag, Data, Extra)|format_rep(Rep, Extra)]; -format_rep(_, _Extra) -> +format_link_report([Link|Reps], Indent, Extra) -> + Rep = case Link of + {neighbour,Rep0} -> Rep0; + _ -> Link + end, + LinkIndent = [" ",Indent], + [Indent,"neighbour:\n",format_report(Rep, LinkIndent, Extra)| + format_link_report(Reps, Indent, Extra)]; +format_link_report(Rep, Indent, Extra) -> + format_report(Rep, Indent, Extra). + +format_report(Rep, Indent, Extra) when is_list(Rep) -> + format_rep(Rep, Indent, Extra); +format_report(Rep, Indent, {Enc,unlimited}) -> + io_lib:format("~s~"++modifier(Enc)++"p~n", [Indent, Rep]); +format_report(Rep, Indent, {Enc,Depth}) -> + io_lib:format("~s~"++modifier(Enc)++"P~n", [Indent, Rep, Depth]). + +format_rep([{initial_call,InitialCall}|Rep], Indent, Extra) -> + [format_mfa(Indent, InitialCall, Extra)|format_rep(Rep, Indent, Extra)]; +format_rep([{error_info,{Class,Reason,StackTrace}}|Rep], Indent, Extra) -> + [format_exception(Class, Reason, StackTrace, Extra)| + format_rep(Rep, Indent, Extra)]; +format_rep([{Tag,Data}|Rep], Indent, Extra) -> + [format_tag(Indent, Tag, Data, Extra)|format_rep(Rep, Indent, Extra)]; +format_rep(_, _, _Extra) -> []. format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) -> @@ -750,16 +807,21 @@ format_exception(Class, Reason, StackTrace, {Enc,_}=Extra) -> [EI, lib:format_exception(1+length(EI), Class, Reason, StackTrace, StackFun, PF, Enc), "\n"]. -format_mfa({M,F,Args}=StartF, Depth) -> +format_mfa(Indent, {M,F,Args}=StartF, {Enc,_}=Extra) -> try A = length(Args), - [" initial call: ",atom_to_list(M),$:,atom_to_list(F),$/, + [Indent,"initial call: ",atom_to_list(M),$:,to_string(F, Enc),$/, integer_to_list(A),"\n"] catch error:_ -> - format_tag(initial_call, StartF, Depth) + format_tag(Indent, initial_call, StartF, Extra) end. +to_string(A, latin1) -> + io_lib:write_atom_as_latin1(A); +to_string(A, _) -> + io_lib:write_atom(A). + pp_fun({Enc,Depth}) -> {Letter,Tl} = case Depth of unlimited -> {"p",[]}; @@ -770,12 +832,12 @@ pp_fun({Enc,Depth}) -> io_lib:format("~." ++ integer_to_list(I) ++ P, [Term|Tl]) end. -format_tag(Tag, Data, {_Enc,Depth}) -> +format_tag(Indent, Tag, Data, {_Enc,Depth}) -> case Depth of unlimited -> - io_lib:format(" ~p: ~80.18p~n", [Tag, Data]); + io_lib:format("~s~p: ~80.18p~n", [Indent, Tag, Data]); _ -> - io_lib:format(" ~p: ~80.18P~n", [Tag, Data, Depth]) + io_lib:format("~s~p: ~80.18P~n", [Indent, Tag, Data, Depth]) end. modifier(latin1) -> ""; diff --git a/lib/stdlib/src/shell.erl b/lib/stdlib/src/shell.erl index 76a2789406..26b3960f4f 100644 --- a/lib/stdlib/src/shell.erl +++ b/lib/stdlib/src/shell.erl @@ -727,7 +727,7 @@ result_will_be_saved() -> used_record_defs(E, RT) -> %% Be careful to return a list where used records come before %% records that use them. The linter wants them ordered that way. - UR = case used_records(E, [], RT) of + UR = case used_records(E, [], RT, []) of [] -> []; L0 -> @@ -737,13 +737,19 @@ used_record_defs(E, RT) -> end, record_defs(RT, UR). -used_records(E, U0, RT) -> +used_records(E, U0, RT, Skip) -> case used_records(E) of {name,Name,E1} -> - U = used_records(ets:lookup(RT, Name), [Name | U0], RT), - used_records(E1, U, RT); + U = case lists:member(Name, Skip) of + true -> + U0; + false -> + R = ets:lookup(RT, Name), + used_records(R, [Name | U0], RT, [Name | Skip]) + end, + used_records(E1, U, RT, Skip); {expr,[E1 | Es]} -> - used_records(Es, used_records(E1, U0, RT), RT); + used_records(Es, used_records(E1, U0, RT, Skip), RT, Skip); _ -> U0 end. @@ -1238,22 +1244,22 @@ read_file_records(File, Opts) -> end. %% This is how the debugger searches for source files. See int.erl. -try_source(Beam, CB) -> - Os = case lists:keyfind(options, 1, binary_to_term(CB)) of - false -> []; - {_, Os0} -> Os0 - end, +try_source(Beam, RawCB) -> + EbinDir = filename:dirname(Beam), + CB = binary_to_term(RawCB), + Os = proplists:get_value(options,CB, []), Src0 = filename:rootname(Beam) ++ ".erl", - case is_file(Src0) of - true -> parse_file(Src0, Os); - false -> - EbinDir = filename:dirname(Beam), - Src = filename:join([filename:dirname(EbinDir), "src", - filename:basename(Src0)]), - case is_file(Src) of - true -> parse_file(Src, Os); - false -> {error, nofile} - end + Src1 = filename:join([filename:dirname(EbinDir), "src", + filename:basename(Src0)]), + Src2 = proplists:get_value(source, CB, []), + try_sources([Src0,Src1,Src2], Os). + +try_sources([], _) -> + {error, nofile}; +try_sources([Src|Rest], Os) -> + case is_file(Src) of + true -> parse_file(Src, Os); + false -> try_sources(Rest, Os) end. is_file(Name) -> diff --git a/lib/stdlib/src/string.erl b/lib/stdlib/src/string.erl index 17135dd64a..4972da297d 100644 --- a/lib/stdlib/src/string.erl +++ b/lib/stdlib/src/string.erl @@ -384,7 +384,7 @@ to_float(String) -> end. to_number(String, Number, Rest, List, _Tail) when is_binary(String) -> - BSz = length(List)-length(Rest), + BSz = erlang:length(List)-erlang:length(Rest), <<_:BSz/binary, Cont/binary>> = String, {Number, Cont}; to_number(_, Number, Rest, _, Tail) -> @@ -486,12 +486,14 @@ find(String, SearchPattern, trailing) -> %% Fetch first codepoint and return rest in tail -spec next_grapheme(String::unicode:chardata()) -> - maybe_improper_list(grapheme_cluster(),unicode:chardata()). + maybe_improper_list(grapheme_cluster(),unicode:chardata()) | + {error,unicode:chardata()}. next_grapheme(CD) -> unicode_util:gc(CD). %% Fetch first grapheme cluster and return rest in tail -spec next_codepoint(String::unicode:chardata()) -> - maybe_improper_list(char(),unicode:chardata()). + maybe_improper_list(char(),unicode:chardata()) | + {error,unicode:chardata()}. next_codepoint(CD) -> unicode_util:cp(CD). %% Internals @@ -508,7 +510,7 @@ equal_1(A0,B0) -> case {unicode_util:cp(A0), unicode_util:cp(B0)} of {[CP|A],[CP|B]} -> equal_1(A,B); {[], []} -> true; - _ -> false + {L1,L2} when is_list(L1), is_list(L2) -> false end. equal_nocase(A, A) -> true; @@ -517,7 +519,7 @@ equal_nocase(A0, B0) -> unicode_util:cp(unicode_util:casefold(B0))} of {[CP|A],[CP|B]} -> equal_nocase(A,B); {[], []} -> true; - _ -> false + {L1,L2} when is_list(L1), is_list(L2) -> false end. equal_norm(A, A, _Norm) -> true; @@ -526,7 +528,7 @@ equal_norm(A0, B0, Norm) -> unicode_util:cp(unicode_util:Norm(B0))} of {[CP|A],[CP|B]} -> equal_norm(A,B, Norm); {[], []} -> true; - _ -> false + {L1,L2} when is_list(L1), is_list(L2) -> false end. equal_norm_nocase(A, A, _Norm) -> true; @@ -535,7 +537,7 @@ equal_norm_nocase(A0, B0, Norm) -> unicode_util:cp(unicode_util:casefold(unicode_util:Norm(B0)))} of {[CP|A],[CP|B]} -> equal_norm_nocase(A,B, Norm); {[], []} -> true; - _ -> false + {L1,L2} when is_list(L1), is_list(L2) -> false end. reverse_1(CD, Acc) -> @@ -1342,7 +1344,7 @@ bin_search_str(Bin0, Start, Cont, [CP|_]=SearchCPs) -> String :: string(), Length :: non_neg_integer(). -len(S) -> length(S). +len(S) -> erlang:length(S). %% equal(String1, String2) %% Test if 2 strings are equal. @@ -1687,7 +1689,7 @@ left(String, Len) when is_integer(Len) -> left(String, Len, $\s). Character :: char(). left(String, Len, Char) when is_integer(Char) -> - Slen = length(String), + Slen = erlang:length(String), if Slen > Len -> substr(String, 1, Len); Slen < Len -> l_pad(String, Len-Slen, Char); @@ -1712,7 +1714,7 @@ right(String, Len) when is_integer(Len) -> right(String, Len, $\s). Character :: char(). right(String, Len, Char) when is_integer(Char) -> - Slen = length(String), + Slen = erlang:length(String), if Slen > Len -> substr(String, Slen-Len+1); Slen < Len -> r_pad(String, Len-Slen, Char); @@ -1739,7 +1741,7 @@ centre(String, Len) when is_integer(Len) -> centre(String, Len, $\s). centre(String, 0, Char) when is_list(String), is_integer(Char) -> []; % Strange cases to centre string centre(String, Len, Char) when is_integer(Char) -> - Slen = length(String), + Slen = erlang:length(String), if Slen > Len -> substr(String, (Slen-Len) div 2 + 1, Len); Slen < Len -> diff --git a/lib/stdlib/src/sys.erl b/lib/stdlib/src/sys.erl index a6ecf03716..1f966411c5 100644 --- a/lib/stdlib/src/sys.erl +++ b/lib/stdlib/src/sys.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -525,7 +525,7 @@ debug_cmd({log_to_file, false}, Debug) -> {ok, NDebug}; debug_cmd({log_to_file, FileName}, Debug) -> NDebug = close_log_file(Debug), - case file:open(FileName, [write]) of + case file:open(FileName, [write,{encoding,utf8}]) of {ok, Fd} -> {ok, install_debug(log_to_file, Fd, NDebug)}; _Error -> @@ -648,7 +648,7 @@ debug_options([{log, N} | T], Debug) when is_integer(N), N > 0 -> debug_options([statistics | T], Debug) -> debug_options(T, install_debug(statistics, init_stat(), Debug)); debug_options([{log_to_file, FileName} | T], Debug) -> - case file:open(FileName, [write]) of + case file:open(FileName, [write,{encoding,utf8}]) of {ok, Fd} -> debug_options(T, install_debug(log_to_file, Fd, Debug)); _Error -> diff --git a/lib/stdlib/src/unicode.erl b/lib/stdlib/src/unicode.erl index aa1da400ce..fbe8a94074 100644 --- a/lib/stdlib/src/unicode.erl +++ b/lib/stdlib/src/unicode.erl @@ -250,89 +250,110 @@ encoding_to_bom(latin1) -> -define(GC_N, 200). %% arbitrary number %% Canonical decompose string to list of chars --spec characters_to_nfd_list(chardata()) -> [char()]. +-spec characters_to_nfd_list(chardata()) -> [char()] | {error, [char()], chardata()}. characters_to_nfd_list(CD) -> + characters_to_nfd_list(CD, []). +characters_to_nfd_list(CD, Acc) -> case unicode_util:nfd(CD) of - [GC|Str] when is_list(GC) -> GC++characters_to_nfd_list(Str); - [CP|Str] -> [CP|characters_to_nfd_list(Str)]; - [] -> [] + [GC|Str] when is_list(GC) -> characters_to_nfd_list(Str, lists:reverse(GC, Acc)); + [CP|Str] -> characters_to_nfd_list(Str, [CP | Acc]); + [] -> lists:reverse(Acc); + {error,Error} -> {error, lists:reverse(Acc), Error} end. --spec characters_to_nfd_binary(chardata()) -> unicode_binary(). +-spec characters_to_nfd_binary(chardata()) -> unicode_binary() | {error, unicode_binary(), chardata()}. characters_to_nfd_binary(CD) -> - list_to_binary(characters_to_nfd_binary(CD, ?GC_N, [])). + characters_to_nfd_binary(CD, ?GC_N, [], []). -characters_to_nfd_binary(CD, N, Row) when N > 0 -> +characters_to_nfd_binary(CD, N, Row, Acc) when N > 0 -> case unicode_util:nfd(CD) of - [GC|Str] -> characters_to_nfd_binary(Str, N-1, [GC|Row]); - [] -> [characters_to_binary(lists:reverse(Row))] + [GC|Str] -> characters_to_nfd_binary(Str, N-1, [GC|Row], Acc); + [] -> acc_to_binary(prepend_row_to_acc(Row, Acc)); + {error, Error} -> {error, acc_to_binary(prepend_row_to_acc(Row, Acc)), Error} end; -characters_to_nfd_binary(CD, _, Row) -> - [characters_to_binary(lists:reverse(Row))|characters_to_nfd_binary(CD,?GC_N,[])]. +characters_to_nfd_binary(CD, _, Row, Acc) -> + characters_to_nfd_binary(CD, ?GC_N, [], prepend_row_to_acc(Row, Acc)). %% Compability Canonical decompose string to list of chars. --spec characters_to_nfkd_list(chardata()) -> [char()]. +-spec characters_to_nfkd_list(chardata()) -> [char()] | {error, [char()], chardata()}. characters_to_nfkd_list(CD) -> + characters_to_nfkd_list(CD, []). +characters_to_nfkd_list(CD, Acc) -> case unicode_util:nfkd(CD) of - [GC|Str] when is_list(GC) -> GC++characters_to_nfkd_list(Str); - [CP|Str] -> [CP|characters_to_nfkd_list(Str)]; - [] -> [] + [GC|Str] when is_list(GC) -> characters_to_nfkd_list(Str, lists:reverse(GC, Acc)); + [CP|Str] -> characters_to_nfkd_list(Str, [CP | Acc]); + [] -> lists:reverse(Acc); + {error,Error} -> {error, lists:reverse(Acc), Error} end. --spec characters_to_nfkd_binary(chardata()) -> unicode_binary(). +-spec characters_to_nfkd_binary(chardata()) -> unicode_binary() | {error, unicode_binary(), chardata()}. characters_to_nfkd_binary(CD) -> - list_to_binary(characters_to_nfkd_binary(CD, ?GC_N, [])). + characters_to_nfkd_binary(CD, ?GC_N, [], []). -characters_to_nfkd_binary(CD, N, Row) when N > 0 -> +characters_to_nfkd_binary(CD, N, Row, Acc) when N > 0 -> case unicode_util:nfkd(CD) of - [GC|Str] -> characters_to_nfkd_binary(Str, N-1, [GC|Row]); - [] -> [characters_to_binary(lists:reverse(Row))] + [GC|Str] -> characters_to_nfkd_binary(Str, N-1, [GC|Row], Acc); + [] -> acc_to_binary(prepend_row_to_acc(Row, Acc)); + {error, Error} -> {error, acc_to_binary(prepend_row_to_acc(Row, Acc)), Error} end; -characters_to_nfkd_binary(CD, _, Row) -> - [characters_to_binary(lists:reverse(Row))|characters_to_nfkd_binary(CD,?GC_N,[])]. +characters_to_nfkd_binary(CD, _, Row, Acc) -> + characters_to_nfkd_binary(CD, ?GC_N, [], prepend_row_to_acc(Row, Acc)). %% Canonical compose string to list of chars --spec characters_to_nfc_list(chardata()) -> [char()]. +-spec characters_to_nfc_list(chardata()) -> [char()] | {error, [char()], chardata()}. characters_to_nfc_list(CD) -> + characters_to_nfc_list(CD, []). +characters_to_nfc_list(CD, Acc) -> case unicode_util:nfc(CD) of - [CPs|Str] when is_list(CPs) -> CPs ++ characters_to_nfc_list(Str); - [CP|Str] -> [CP|characters_to_nfc_list(Str)]; - [] -> [] + [GC|Str] when is_list(GC) -> characters_to_nfc_list(Str, lists:reverse(GC, Acc)); + [CP|Str] -> characters_to_nfc_list(Str, [CP | Acc]); + [] -> lists:reverse(Acc); + {error,Error} -> {error, lists:reverse(Acc), Error} end. --spec characters_to_nfc_binary(chardata()) -> unicode_binary(). +-spec characters_to_nfc_binary(chardata()) -> unicode_binary() | {error, unicode_binary(), chardata()}. characters_to_nfc_binary(CD) -> - list_to_binary(characters_to_nfc_binary(CD, ?GC_N, [])). + characters_to_nfc_binary(CD, ?GC_N, [], []). -characters_to_nfc_binary(CD, N, Row) when N > 0 -> +characters_to_nfc_binary(CD, N, Row, Acc) when N > 0 -> case unicode_util:nfc(CD) of - [GC|Str] -> characters_to_nfc_binary(Str, N-1, [GC|Row]); - [] -> [characters_to_binary(lists:reverse(Row))] + [GC|Str] -> characters_to_nfc_binary(Str, N-1, [GC|Row], Acc); + [] -> acc_to_binary(prepend_row_to_acc(Row, Acc)); + {error, Error} -> {error, acc_to_binary(prepend_row_to_acc(Row, Acc)), Error} end; -characters_to_nfc_binary(CD, _, Row) -> - [characters_to_binary(lists:reverse(Row))|characters_to_nfc_binary(CD,?GC_N,[])]. +characters_to_nfc_binary(CD, _, Row, Acc) -> + characters_to_nfc_binary(CD, ?GC_N, [], prepend_row_to_acc(Row, Acc)). %% Compability Canonical compose string to list of chars --spec characters_to_nfkc_list(chardata()) -> [char()]. +-spec characters_to_nfkc_list(chardata()) -> [char()] | {error, [char()], chardata()}. characters_to_nfkc_list(CD) -> + characters_to_nfkc_list(CD, []). +characters_to_nfkc_list(CD, Acc) -> case unicode_util:nfkc(CD) of - [CPs|Str] when is_list(CPs) -> CPs ++ characters_to_nfkc_list(Str); - [CP|Str] -> [CP|characters_to_nfkc_list(Str)]; - [] -> [] + [GC|Str] when is_list(GC) -> characters_to_nfkc_list(Str, lists:reverse(GC, Acc)); + [CP|Str] -> characters_to_nfkc_list(Str, [CP | Acc]); + [] -> lists:reverse(Acc); + {error,Error} -> {error, lists:reverse(Acc), Error} end. --spec characters_to_nfkc_binary(chardata()) -> unicode_binary(). +-spec characters_to_nfkc_binary(chardata()) -> unicode_binary() | {error, unicode_binary(), chardata()}. characters_to_nfkc_binary(CD) -> - list_to_binary(characters_to_nfkc_binary(CD, ?GC_N, [])). + characters_to_nfkc_binary(CD, ?GC_N, [], []). -characters_to_nfkc_binary(CD, N, Row) when N > 0 -> +characters_to_nfkc_binary(CD, N, Row, Acc) when N > 0 -> case unicode_util:nfkc(CD) of - [GC|Str] -> characters_to_nfkc_binary(Str, N-1, [GC|Row]); - [] -> [characters_to_binary(lists:reverse(Row))] + [GC|Str] -> characters_to_nfkc_binary(Str, N-1, [GC|Row], Acc); + [] -> acc_to_binary(prepend_row_to_acc(Row, Acc)); + {error, Error} -> {error, acc_to_binary(prepend_row_to_acc(Row, Acc)), Error} end; -characters_to_nfkc_binary(CD, _, Row) -> - [characters_to_binary(lists:reverse(Row))|characters_to_nfkc_binary(CD,?GC_N,[])]. +characters_to_nfkc_binary(CD, _, Row, Acc) -> + characters_to_nfkc_binary(CD, ?GC_N, [], prepend_row_to_acc(Row, Acc)). + +acc_to_binary(Acc) -> + list_to_binary(lists:reverse(Acc)). +prepend_row_to_acc(Row, Acc) -> + [characters_to_binary(lists:reverse(Row))|Acc]. %% internals diff --git a/lib/stdlib/test/c_SUITE.erl b/lib/stdlib/test/c_SUITE.erl index 4bd32a30f8..f01988478c 100644 --- a/lib/stdlib/test/c_SUITE.erl +++ b/lib/stdlib/test/c_SUITE.erl @@ -21,7 +21,9 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2]). -export([c_1/1, c_2/1, c_3/1, c_4/1, nc_1/1, nc_2/1, nc_3/1, nc_4/1, - ls/1, memory/1]). + c_default_outdir_1/1, c_default_outdir_2/1, + nc_default_outdir_1/1, nc_default_outdir_2/1, + ls/1, memory/1]). -include_lib("common_test/include/ct.hrl"). @@ -30,7 +32,10 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> - [c_1, c_2, c_3, c_4, nc_1, nc_2, nc_3, nc_4, ls, memory]. + [c_1, c_2, c_3, c_4, nc_1, nc_2, nc_3, nc_4, + c_default_outdir_1, c_default_outdir_2, + nc_default_outdir_1, nc_default_outdir_2, + ls, memory]. groups() -> []. @@ -124,6 +129,50 @@ nc_4(Config) when is_list(Config) -> Result = nc(R,[{outdir,W}]), {ok, m} = Result. +c_default_outdir_1(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m.erl"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:c(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + +c_default_outdir_2(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:c(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + +nc_default_outdir_1(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m.erl"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:nc(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + +nc_default_outdir_2(Config) -> + R = filename:join(proplists:get_value(data_dir, Config), "m"), + W = proplists:get_value(priv_dir, Config), + file:set_cwd(W), + Obj = "m" ++ code:objfile_extension(), + _ = file:delete(Obj), + false = filelib:is_file(Obj), + Result = c:nc(R), + {ok, m} = Result, + true = filelib:is_file(Obj). + ls(Config) when is_list(Config) -> Directory = proplists:get_value(data_dir, Config), ok = c:ls(Directory), diff --git a/lib/stdlib/test/epp_SUITE.erl b/lib/stdlib/test/epp_SUITE.erl index 71d6820c47..915f478dfa 100644 --- a/lib/stdlib/test/epp_SUITE.erl +++ b/lib/stdlib/test/epp_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1998-2016. All Rights Reserved. +%% Copyright Ericsson AB 1998-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -28,7 +28,7 @@ otp_8130/1, overload_mac/1, otp_8388/1, otp_8470/1, otp_8562/1, otp_8665/1, otp_8911/1, otp_10302/1, otp_10820/1, otp_11728/1, encoding/1, extends/1, function_macro/1, - test_error/1, test_warning/1]). + test_error/1, test_warning/1, otp_14285/1]). -export([epp_parse_erl_form/2]). @@ -68,7 +68,8 @@ all() -> not_circular, skip_header, otp_6277, otp_7702, otp_8130, overload_mac, otp_8388, otp_8470, otp_8562, otp_8665, otp_8911, otp_10302, otp_10820, otp_11728, - encoding, extends, function_macro, test_error, test_warning]. + encoding, extends, function_macro, test_error, test_warning, + otp_14285]. groups() -> [{upcase_mac, [], [upcase_mac_1, upcase_mac_2]}, @@ -677,7 +678,7 @@ otp_8130(Config) when is_list(Config) -> {otp_8130_c6, <<"-define(M3(), A).\n" "t() -> A = 1, ?3.14159}.\n">>, - {errors,[{{2,16},epp,{call,"?3.14159"}}],[]}}, + {errors,[{{2,16},epp,{call,[$?,"3.14159"]}}],[]}}, {otp_8130_c7, <<"\nt() -> ?A.\n">>, @@ -1384,6 +1385,26 @@ do_otp_10820(File, C, PC) -> true = test_server:stop_node(Node), ok. +%% OTP_14285: Unicode atoms. +otp_14285(Config) when is_list(Config) -> + %% This is just a sample of errors. + Cs = [{otp_8562, + <<"-export([f/0]). + -define('a\x{400}b', 'a\x{400}d'). + f() -> + ?'a\x{400}b'. + g() -> + ?\"a\x{400}b\". + h() -> + ?'a\x{400}no'(). + "/utf8>>, + {errors,[{6,epp,{call,[63,[91,["97",44,"1024",44,"98"],93]]}}, + {8,epp,{undefined,'a\x{400}no',0}}], + []}} + ], + [] = compile(Config, Cs), + ok. + %% OTP-11728. Bugfix circular macro. otp_11728(Config) when is_list(Config) -> Dir = proplists:get_value(priv_dir, Config), diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index 02524679fa..cb1cceb8db 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -66,7 +66,7 @@ otp_11851/1,otp_11879/1,otp_13230/1, record_errors/1, otp_11879_cont/1, non_latin1_module/1, otp_14323/1, - get_stacktrace/1]). + get_stacktrace/1, otp_14285/1, otp_14378/1]). suite() -> [{ct_hooks,[ts_install_cth]}, @@ -87,7 +87,7 @@ all() -> maps, maps_type, maps_parallel_match, otp_11851, otp_11879, otp_13230, record_errors, otp_11879_cont, non_latin1_module, otp_14323, - get_stacktrace]. + get_stacktrace, otp_14285, otp_14378]. groups() -> [{unused_vars_warn, [], @@ -2054,12 +2054,10 @@ otp_5362(Config) when is_list(Config) -> spawn(A). ">>, {[nowarn_unused_function]}, - {error,[{3,erl_lint,disallowed_nowarn_bif_clash}, - {4,erl_lint,disallowed_nowarn_bif_clash}, - {4,erl_lint,{bad_nowarn_bif_clash,{spawn,2}}}], - [{5,erl_lint,{bad_nowarn_deprecated_function,{3,now,-1}}}, - {5,erl_lint,{bad_nowarn_deprecated_function,{erlang,now,-1}}}, - {5,erl_lint,{bad_nowarn_deprecated_function,{{a,b,c},now,-1}}}]} + {errors,[{3,erl_lint,disallowed_nowarn_bif_clash}, + {4,erl_lint,disallowed_nowarn_bif_clash}, + {4,erl_lint,{bad_nowarn_bif_clash,{spawn,2}}}], + []} }, {otp_5362_8, @@ -3922,10 +3920,63 @@ otp_11879_cont(Config) -> %% OTP-14285: We currently don't support non-latin1 module names. -non_latin1_module(_Config) -> +non_latin1_module(Config) -> do_non_latin1_module('юникод'), do_non_latin1_module(list_to_atom([256,$a,$b,$c])), do_non_latin1_module(list_to_atom([$a,$b,256,$c])), + + "module names with non-latin1 characters are not supported" = + format_error(non_latin1_module_unsupported), + BadCallback = + {bad_callback,{'кирилли́ческий атом','кирилли́ческий атом',0}}, + "explicit module not allowed for callback " + "'кирилли́ческий атом':'кирилли́ческий атом'/0" = + format_error(BadCallback), + UndefBehav = {undefined_behaviour,'кирилли́ческий атом'}, + "behaviour 'кирилли́ческий атом' undefined" = + format_error(UndefBehav), + Ts = [{non_latin1_module, + <<" + %% Report uses of module names with non-Latin-1 characters. + + -import('кирилли́ческий атом', []). + -behaviour('кирилли́ческий атом'). + -behavior('кирилли́ческий атом'). + + -callback 'кирилли́ческий атом':'кирилли́ческий атом'() -> a. + + %% erl_lint:gexpr/3 is not extended to check module name here: + t1() when 'кирилли́ческий атом':'кирилли́ческий атом'(1) -> + b. + + t2() -> + 'кирилли́ческий атом':'кирилли́ческий атом'(). + + -spec 'кирилли́ческий атом':'кирилли́ческий атом'() -> atom(). + + -spec 'кирилли́ческий атом'(integer()) -> + 'кирилли́ческий атом':'кирилли́ческий атом'(). + + 'кирилли́ческий атом'(1) -> + 'кирилли́ческий атом':f(), + F = f, + 'кирилли́ческий атом':F()."/utf8>>, + [], + {error, + [{4,erl_lint,non_latin1_module_unsupported}, + {5,erl_lint,non_latin1_module_unsupported}, + {6,erl_lint,non_latin1_module_unsupported}, + {8,erl_lint,non_latin1_module_unsupported}, + {8,erl_lint,BadCallback}, + {11,erl_lint,illegal_guard_expr}, + {15,erl_lint,non_latin1_module_unsupported}, + {17,erl_lint,non_latin1_module_unsupported}, + {20,erl_lint,non_latin1_module_unsupported}, + {23,erl_lint,non_latin1_module_unsupported}, + {25,erl_lint,non_latin1_module_unsupported}], + [{5,erl_lint,UndefBehav}, + {6,erl_lint,UndefBehav}]}}], + run(Config, Ts), ok. do_non_latin1_module(Mod) -> @@ -3938,6 +3989,22 @@ do_non_latin1_module(Mod) -> ok. +otp_14378(Config) -> + Ts = [ + {otp_14378_1, + <<"-export([t/0]). + -compile({nowarn_deprecated_function,{erlang,now,1}}). + t() -> + erlang:now().">>, + [], + {warnings,[{4,erl_lint, + {deprecated,{erlang,now,0}, + "Deprecated BIF. See the \"Time and Time Correction" + " in Erlang\" chapter of the ERTS User's Guide" + " for more information."}}]}}], + [] = run(Config, Ts), + ok. + %% OTP-14323: Check the dialyzer attribute. otp_14323(Config) -> Ts = [ @@ -3978,7 +4045,11 @@ otp_14323(Config) -> {13,erl_lint,{undefined_function,{a,1}}}, {14,erl_lint,{bad_dialyzer_attribute, {nowarn_function,{a,-1}}}}], - []}}], + []}}, + {otp_14323_2, + <<"-type t(_) :: atom().">>, + [], + {errors,[{1,erl_parse,"bad type variable"}],[]}}], [] = run(Config, Ts), ok. @@ -4038,6 +4109,53 @@ get_stacktrace(Config) -> run(Config, Ts), ok. +%% Unicode atoms. +otp_14285(Config) -> + %% A small sample of all the errors and warnings in module erl_lint. + E1 = {redefine_function,{'кирилли́ческий атом',0}}, + E2 = {attribute,'кирилли́ческий атом'}, + E3 = {undefined_record,'кирилли́ческий атом'}, + E4 = {undefined_bittype,'кирилли́ческий атом'}, + "function 'кирилли́ческий атом'/0 already defined" = format_error(E1), + "attribute 'кирилли́ческий атом' after function definitions" = + format_error(E2), + "record 'кирилли́ческий атом' undefined" = format_error(E3), + "bit type 'кирилли́ческий атом' undefined" = format_error(E4), + Ts = [{otp_14285_1, + <<"'кирилли́ческий атом'() -> a. + 'кирилли́ческий атом'() -> a. + "/utf8>>, + [], + {errors, + [{2,erl_lint,E1}], + []}}, + {otp_14285_2, + <<"'кирилли́ческий атом'() -> a. + -'кирилли́ческий атом'(a). + "/utf8>>, + [], + {errors, + [{2,erl_lint,E2}], + []}}, + {otp_14285_3, + <<"'кирилли́ческий атом'() -> #'кирилли́ческий атом'{}. + "/utf8>>, + [], + {errors, + [{1,erl_lint,E3}], + []}}, + {otp_14285_4, + <<"t() -> <<34/'кирилли́ческий атом'>>. + "/utf8>>, + [], + {errors, + [{1,erl_lint,E4}], + []}}], + run(Config, Ts), + ok. + +format_error(E) -> + lists:flatten(erl_lint:format_error(E)). run(Config, Tests) -> F = fun({N,P,Ws,E}, BadL) -> diff --git a/lib/stdlib/test/gen_server_SUITE.erl b/lib/stdlib/test/gen_server_SUITE.erl index 7e3c71715e..2e9dc4d4fb 100644 --- a/lib/stdlib/test/gen_server_SUITE.erl +++ b/lib/stdlib/test/gen_server_SUITE.erl @@ -404,7 +404,7 @@ crash(Config) when is_list(Config) -> end, receive {error_report,_,{Pid4,crash_report,[List4|_]}} -> - {exit,crashed,_} = proplists:get_value(error_info, List4), + {exit,crashed,[{?MODULE, handle_call, 3, _}|_]} = proplists:get_value(error_info, List4), Pid4 = proplists:get_value(pid, List4); Other4 -> io:format("Unexpected: ~p", [Other4]), diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl index ef3f0be5d7..e2c73371cd 100644 --- a/lib/stdlib/test/io_SUITE.erl +++ b/lib/stdlib/test/io_SUITE.erl @@ -31,7 +31,7 @@ otp_10836/1, io_lib_width_too_small/1, io_with_huge_message_queue/1, format_string/1, maps/1, coverage/1, otp_14178_unicode_atoms/1, otp_14175/1, - otp_14285/1]). + otp_14285/1, limit_term/1]). -export([pretty/2]). @@ -63,7 +63,7 @@ all() -> io_lib_print_binary_depth_one, otp_10302, otp_10755, otp_10836, io_lib_width_too_small, io_with_huge_message_queue, format_string, maps, coverage, otp_14178_unicode_atoms, otp_14175, - otp_14285]. + otp_14285, limit_term]. %% Error cases for output. error_1(Config) when is_list(Config) -> @@ -2373,3 +2373,58 @@ otp_14285(_Config) -> latin1_fmt(Fmt, Args) -> L = fmt(Fmt, Args), true = lists:all(fun is_latin1/1, L). + +limit_term(_Config) -> + {_, 2} = limt([a,b,c], 2), + {_, 2} = limt([a,b,c], 3), + {_, 2} = limt([a,b|c], 2), + {_, 2} = limt([a,b|c], 3), + {_, 2} = limt({a,b,c,[d,e]}, 2), + {_, 2} = limt({a,b,c,[d,e]}, 3), + {_, 2} = limt({a,b,c,[d,e]}, 4), + {_, 1} = limt(<<"foo">>, 18), + ok = blimt(<<"123456789012345678901234567890">>), + {_, 1} = limt(<<7:3>>, 2), + {_, 1} = limt(<<7:21>>, 2), + {_, 1} = limt([], 2), + {_, 1} = limt({}, 2), + {_, 1} = limt(#{}, 2), + {_, 1} = limt(#{[] => {}}, 2), + {_, 1} = limt(#{[] => {}}, 3), + T = #{[] => {},[a] => [b]}, + {_, 1} = limt(T, 2), + {_, 1} = limt(T, 3), + {_, 1} = limt(T, 4), + ok. + +blimt(Binary) -> + blimt(Binary, byte_size(Binary)). + +blimt(_B, 1) -> ok; +blimt(B, D) -> + {_, 1} = limt(B, D), + blimt(B, D - 1). + +limt(Term, Depth) when is_integer(Depth) -> + T1 = io_lib:limit_term(Term, Depth), + S = form(Term, Depth), + S1 = form(T1, Depth), + OK1 = S1 =:= S, + + T2 = io_lib:limit_term(Term, Depth+1), + S2 = form(T2, Depth), + OK2 = S2 =:= S, + + T3 = io_lib:limit_term(Term, Depth-1), + S3 = form(T3, Depth), + OK3 = S3 =/= S, + + R = case {OK1, OK2, OK3} of + {true, true, true} -> 2; + {true, true, false} -> 1; + _ -> 0 + end, + {{S, S1, S2}, R}. + +form(Term, Depth) -> + lists:flatten(io_lib:format("~W", [Term, Depth])). diff --git a/lib/stdlib/test/ms_transform_SUITE.erl b/lib/stdlib/test/ms_transform_SUITE.erl index f35013b1b2..d1e6faf863 100644 --- a/lib/stdlib/test/ms_transform_SUITE.erl +++ b/lib/stdlib/test/ms_transform_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2003-2016. All Rights Reserved. +%% Copyright Ericsson AB 2003-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -43,6 +43,7 @@ -export([warnings/1]). -export([no_warnings/1]). -export([eep37/1]). +-export([otp_14454/1]). init_per_testcase(_Func, Config) -> Config. @@ -59,7 +60,7 @@ all() -> record_index, multipass, bitsyntax, record_defaults, andalso_orelse, float_1_function, action_function, warnings, no_warnings, top_match, old_guards, autoimported, - semicolon, eep37]. + semicolon, eep37, otp_14454]. groups() -> []. @@ -771,6 +772,16 @@ eep37(Config) when is_list(Config) -> "F()">>). +otp_14454(Config) when is_list(Config) -> + setup(Config), + [{'$1',[],[{'band','$1',136}]}] = + compile_and_run( + <<"ets:fun2ms(fun(A) -> A band ( -(-17) bsl 3) end)">>), + [{'$1',[],[{'band','$1',136}]}] = + compile_and_run( + <<"ets:fun2ms(fun(A) -> A band ( erlang:'bsl'(-(-17), 3)) end)">>), + ok. + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %% Helpers diff --git a/lib/stdlib/test/proc_lib_SUITE.erl b/lib/stdlib/test/proc_lib_SUITE.erl index a53e99afc9..c4fafe82a4 100644 --- a/lib/stdlib/test/proc_lib_SUITE.erl +++ b/lib/stdlib/test/proc_lib_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2016. All Rights Reserved. +%% Copyright Ericsson AB 1996-2017. All Rights Reserved. %% %% Licensed under the Apache License, Version 2.0 (the "License"); %% you may not use this file except in compliance with the License. @@ -27,8 +27,8 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, crash/1, stacktrace/1, sync_start_nolink/1, sync_start_link/1, - spawn_opt/1, sp1/0, sp2/0, sp3/1, sp4/2, sp5/1, - hibernate/1, stop/1, t_format/1]). + spawn_opt/1, sp1/0, sp2/0, sp3/1, sp4/2, sp5/1, '\x{447}'/0, + hibernate/1, stop/1, t_format/1, t_format_arbitrary/1]). -export([ otp_6345/1, init_dont_hang/1]). -export([hib_loop/1, awaken/1]). @@ -51,7 +51,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> [crash, stacktrace, {group, sync_start}, spawn_opt, hibernate, - {group, tickets}, stop, t_format]. + {group, tickets}, stop, t_format, t_format_arbitrary]. groups() -> [{tickets, [], [otp_6345, init_dont_hang]}, @@ -78,6 +78,14 @@ end_per_group(_GroupName, Config) -> %% synchronous, and we want to test that the crash report is ok. %%----------------------------------------------------------------- crash(Config) when is_list(Config) -> + ok = application:unset_env(kernel, error_logger_format_depth), + crash_1(Config), + ok = application:set_env(kernel, error_logger_format_depth, 30), + crash_1(Config), + ok = application:unset_env(kernel, error_logger_format_depth), + ok. + +crash_1(_Config) -> error_logger:add_report_handler(?MODULE, self()), %% Make sure that we don't get a crash report if a process @@ -139,6 +147,14 @@ crash(Config) when is_list(Config) -> {error_info,{exit,abnormal,{stacktrace}}}], analyse_crash(Pid5, Exp5, []), + %% Unicode atom + Pid6 = proc_lib:spawn(?MODULE, '\x{447}', []), + Pid6 ! die, + Exp6 = [{initial_call,{?MODULE,'\x{447}',[]}}, + {ancestors,[self()]}, + {error_info,{exit,die,{stacktrace}}}], + analyse_crash(Pid6, Exp6, []), + error_logger:delete_report_handler(?MODULE), ok. @@ -304,6 +320,12 @@ sp4(Parent, Tester) -> end, proc_lib:init_ack(Parent, self()). +'\x{447}'() -> + receive + die -> exit(die); + _ -> sp1() + end. + hibernate(Config) when is_list(Config) -> Ref = make_ref(), Self = self(), @@ -548,9 +570,32 @@ t_format() -> ok. +t_format_arbitrary(_Config) -> + error_logger:tty(false), + try + t_format_arbitrary() + after + error_logger:tty(true) + end, + ok. + +t_format_arbitrary() -> + A = list_to_atom([1024]), + do_test_format([fake_report, A], unlimited), + do_test_format([fake_report, A], 20), + + do_test_format([fake_report, foo], unlimited), + do_test_format([fake_report, foo], 20), + do_test_format([fake_report, []], unlimited), + do_test_format([fake_report, []], 20). + do_test_format(Report, Depth) -> - io:format("*** Depth = ~p", [Depth]), - S0 = proc_lib:format(Report, latin1, Depth), + do_test_format(Report, latin1, Depth), + do_test_format(Report, unicode, Depth). + +do_test_format(Report, Encoding, Depth) -> + io:format("*** Depth = ~p, Encoding = ~p", [Depth, Encoding]), + S0 = proc_lib:format(Report, Encoding, Depth), S = lists:flatten(S0), io:put_chars(S), length(S). @@ -570,7 +615,7 @@ init(Tester) -> {ok, Tester}. handle_event({error_report, _GL, {Pid, crash_report, Report}}, Tester) -> - io:format("~s\n", [proc_lib:format(Report)]), + io:format("~ts\n", [proc_lib:format(Report)]), Tester ! {crash_report, Pid, Report}, {ok, Tester}; handle_event(_Event, State) -> diff --git a/lib/stdlib/test/shell_SUITE.erl b/lib/stdlib/test/shell_SUITE.erl index 99411bc8fd..217e8cc252 100644 --- a/lib/stdlib/test/shell_SUITE.erl +++ b/lib/stdlib/test/shell_SUITE.erl @@ -31,7 +31,7 @@ progex_lc/1, progex_funs/1, otp_5990/1, otp_6166/1, otp_6554/1, otp_7184/1, otp_7232/1, otp_8393/1, otp_10302/1, otp_13719/1, - otp_14285/1, otp_14296/1]). + otp_14285/1, otp_14296/1, typed_records/1]). -export([ start_restricted_from_shell/1, start_restricted_on_command_line/1,restricted_local/1]). @@ -74,10 +74,10 @@ suite() -> {timetrap,{minutes,10}}]. all() -> - [forget, records, known_bugs, otp_5226, otp_5327, + [forget, known_bugs, otp_5226, otp_5327, otp_5435, otp_5195, otp_5915, otp_5916, {group, bits}, {group, refman}, {group, progex}, {group, tickets}, - {group, restricted}]. + {group, restricted}, {group, records}]. groups() -> [{restricted, [], @@ -86,6 +86,8 @@ groups() -> {bits, [], [bs_match_misc_SUITE, bs_match_tail_SUITE, bs_match_bin_SUITE, bs_construct_SUITE]}, + {records, [], + [records, typed_records]}, {refman, [], [refman_bit_syntax]}, {progex, [], [progex_bit_syntax, progex_records, progex_lc, @@ -376,6 +378,9 @@ records(Config) when is_list(Config) -> [[state]] = scan(RR4), Test = filename:join(proplists:get_value(priv_dir, Config), "test.erl"), + BeamDir = filename:join(proplists:get_value(priv_dir, Config), "beam"), + BeamFile = filename:join(BeamDir, "test"), + ok = file:make_dir(BeamDir), Contents = <<"-module(test). -record(state, {bin :: binary(), reply = no, @@ -387,8 +392,10 @@ records(Config) when is_list(Config) -> -ifdef(test2). -record(test2, {g}). - -endif.">>, + -endif. + ">>, ok = file:write_file(Test, Contents), + {ok, test} = compile:file(Test, [{outdir, BeamDir}]), RR5 = "rr(\"" ++ Test ++ "\", '_', {d,test1}), rl([test1,test2]).", A1 = erl_anno:new(1), @@ -404,7 +411,11 @@ records(Config) when is_list(Config) -> Dir = filename:join(proplists:get_value(priv_dir, Config), "*.erl"), RR8 = "rp(rr(\"" ++ Dir ++ "\")).", [_,ok] = scan(RR8), + + {module, test} = code:load_abs(BeamFile), + [[state]] = scan(<<"rr(test).">>), file:delete(Test), + file:delete(BeamFile++".beam"), RR1000 = "begin rr(" ++ MS ++ ") end.", [_] = scan(RR1000), @@ -477,6 +488,48 @@ records(Config) when is_list(Config) -> ok. +%% Test of typed record support. +typed_records(Config) when is_list(Config) -> + Test = filename:join(proplists:get_value(priv_dir, Config), "test.hrl"), + Contents = <<"-module(test). + -record(r0,{f :: any()}). + -record(r1,{f1 :: #r1{} | undefined, f2 :: #r0{} | atom()}). + -record(r2,{f :: #r2{} | undefined}). + ">>, + ok = file:write_file(Test, Contents), + + RR1 = "rr(\"" ++ Test ++ "\"), + #r1{} = (#r1{f1=#r1{f1=undefined, f2=x}, f2 = #r0{}})#r1.f1, + ok.", + RR2 = "rr(\"" ++ Test ++ "\"), + #r0{} = (#r1{f1=#r1{f1=undefined, f2=x}, f2 = #r0{}})#r1.f2, + ok. ", + RR3 = "rr(\"" ++ Test ++ "\"), + #r1{f2=#r0{}} = (#r1{f1=#r1{f1=undefined, f2=#r0{}}, f2 = x})#r1.f1, + ok.", + RR4 = "rr(\"" ++ Test ++ "\"), + (#r1{f2 = #r0{}})#r1{f2 = x}, + ok. ", + RR5 = "rr(\"" ++ Test ++ "\"), + (#r1{f2 = #r0{}})#r1{f1 = #r1{}}, + ok. ", + RR6 = "rr(\"" ++ Test ++ "\"), + (#r2{f=#r2{f=undefined}})#r2.f, + ok.", + RR7 = "rr(\"" ++ Test ++ "\"), + #r2{} = (#r2{f=#r2{f=undefined}})#r2.f, + ok.", + [ok] = scan(RR1), + [ok] = scan(RR2), + [ok] = scan(RR3), + [ok] = scan(RR4), + [ok] = scan(RR5), + [ok] = scan(RR6), + [ok] = scan(RR7), + + file:delete(Test), + ok. + %% Known bugs. known_bugs(Config) when is_list(Config) -> %% erl_eval:merge_bindings/2 cannot handle _removal_ of bindings. @@ -2671,7 +2724,7 @@ prompt_err(B) -> S = string:strip(S2, both, $"), string:strip(S, right, $.). -%% OTP-10302. Unicode. +%% OTP-10302. Unicode. Also OTP-14285, Unicode atoms. otp_10302(Config) when is_list(Config) -> {ok,Node} = start_node(shell_suite_helper_2, "-pa "++proplists:get_value(priv_dir,Config)++ @@ -2809,6 +2862,22 @@ otp_10302(Config) when is_list(Config) -> " erl_eval:'-inside-an-interpreted-fun-'(65,\"\x{441}\")" " .\n" = t({Node,Test13}), + %% Unicode atoms. + Test14 = <<"'\\x{447}\\x{435}'().">>, + "** exception error: undefined shell command '\\x{447}\\x{435}'/0.\n" = + t(Test14), + Test15 = <<"io:setopts([{encoding,utf8}]). + '\\x{447}\\x{435}'().">>, + "ok.\n** exception error: undefined shell command '\x{447}\x{435}'/0.\n" = + t({Node,Test15}), + Test16 = <<"shell_SUITE:'\\x{447}\\x{435}'().">>, + "** exception error: undefined function " + "shell_SUITE:'\\x{447}\\x{435}'/0.\n" = t(Test16), + Test17 = <<"io:setopts([{encoding,utf8}]). + shell_SUITE:'\\x{447}\\x{435}'().">>, + "ok.\n** exception error: undefined function " + "shell_SUITE:'\x{447}\x{435}'/0.\n" = + t({Node,Test17}), test_server:stop_node(Node), ok. diff --git a/lib/stdlib/test/string_SUITE.erl b/lib/stdlib/test/string_SUITE.erl index 4320b735ac..90f980c0e5 100644 --- a/lib/stdlib/test/string_SUITE.erl +++ b/lib/stdlib/test/string_SUITE.erl @@ -582,6 +582,8 @@ cd_gc(_) -> [$e,778] = string:next_codepoint([$e,778]), [$e|<<204,138>>] = string:next_codepoint(<<$e,778/utf8>>), [778|_] = string:next_codepoint(tl(string:next_codepoint(<<$e,778/utf8>>))), + [0|<<128,1>>] = string:next_codepoint(<<0,128,1>>), + {error,<<128,1>>} = string:next_codepoint(<<128,1>>), [] = string:next_grapheme(""), [] = string:next_grapheme(<<>>), @@ -589,6 +591,8 @@ cd_gc(_) -> "abcd" = string:next_grapheme("abcd"), [[$e,778]] = string:next_grapheme([$e,778]), [[$e,778]] = string:next_grapheme(<<$e,778/utf8>>), + [0|<<128,1>>] = string:next_grapheme(<<0,128,1>>), + {error,<<128,1>>} = string:next_grapheme(<<128,1>>), ok. diff --git a/lib/stdlib/test/tar_SUITE.erl b/lib/stdlib/test/tar_SUITE.erl index e9ab12e061..4061008812 100644 --- a/lib/stdlib/test/tar_SUITE.erl +++ b/lib/stdlib/test/tar_SUITE.erl @@ -27,7 +27,8 @@ extract_from_binary_compressed/1, extract_filtered/1, extract_from_open_file/1, symlinks/1, open_add_close/1, cooked_compressed/1, memory/1,unicode/1,read_other_implementations/1, - sparse/1, init/1, leading_slash/1, dotdot/1]). + sparse/1, init/1, leading_slash/1, dotdot/1, + roundtrip_metadata/1]). -include_lib("common_test/include/ct.hrl"). -include_lib("kernel/include/file.hrl"). @@ -41,7 +42,7 @@ all() -> extract_filtered, symlinks, open_add_close, cooked_compressed, memory, unicode, read_other_implementations, - sparse,init,leading_slash,dotdot]. + sparse,init,leading_slash,dotdot,roundtrip_metadata]. groups() -> []. @@ -953,6 +954,42 @@ dotdot(Config) -> ok. +roundtrip_metadata(Config) -> + PrivDir = proplists:get_value(priv_dir, Config), + Dir = filename:join(PrivDir, ?FUNCTION_NAME), + ok = file:make_dir(Dir), + + do_roundtrip_metadata(Dir, "name-does-not-matter"), + ok. + +do_roundtrip_metadata(Dir, File) -> + Tar = filename:join(Dir, atom_to_list(?FUNCTION_NAME)++".tar"), + BeamFile = code:which(compile), + {ok,Fd} = erl_tar:open(Tar, [write]), + ok = erl_tar:add(Fd, BeamFile, File, []), + ok = erl_tar:close(Fd), + + ok = erl_tar:extract(Tar, [{cwd,Dir}]), + + %% Make sure that size and modification times are the same + %% on all platforms. + {ok,OrigInfo} = file:read_file_info(BeamFile), + ExtractedFile = filename:join(Dir, File), + {ok,ExtractedInfo} = file:read_file_info(ExtractedFile), + #file_info{size=Size,mtime=Mtime,type=regular} = OrigInfo, + #file_info{size=Size,mtime=Mtime,type=regular} = ExtractedInfo, + + %% On Unix platforms more fields are expected to be the same. + case os:type() of + {unix,_} -> + #file_info{access=Access,mode=Mode} = OrigInfo, + #file_info{access=Access,mode=Mode} = ExtractedInfo, + ok; + _ -> + ok + end. + + %% Delete the given list of files. delete_files([]) -> ok; delete_files([Item|Rest]) -> diff --git a/lib/stdlib/test/unicode_SUITE.erl b/lib/stdlib/test/unicode_SUITE.erl index 3d97ab93f1..e01ba3fbb0 100644 --- a/lib/stdlib/test/unicode_SUITE.erl +++ b/lib/stdlib/test/unicode_SUITE.erl @@ -998,6 +998,30 @@ normalize(_) -> true = unicode:characters_to_nfkc_list("ホンダ") =:= unicode:characters_to_nfkc_list("ﾎﾝﾀﾞ"), true = unicode:characters_to_nfkd_list("32") =:= unicode:characters_to_nfkd_list("３２"), + + {error, [0], <<128>>} = unicode:characters_to_nfc_list(<<0, 128>>), + {error, [0], <<128>>} = unicode:characters_to_nfkc_list(<<0, 128>>), + {error, [0], <<128>>} = unicode:characters_to_nfd_list(<<0, 128>>), + {error, [0], <<128>>} = unicode:characters_to_nfkd_list(<<0, 128>>), + + {error, <<0>>, <<128>>} = unicode:characters_to_nfc_binary(<<0, 128>>), + {error, <<0>>, <<128>>} = unicode:characters_to_nfkc_binary(<<0, 128>>), + {error, <<0>>, <<128>>} = unicode:characters_to_nfd_binary(<<0, 128>>), + {error, <<0>>, <<128>>} = unicode:characters_to_nfkd_binary(<<0, 128>>), + + LargeBin = binary:copy(<<"abcde">>, 50), + LargeList = binary_to_list(LargeBin), + + {error, LargeList, <<128>>} = unicode:characters_to_nfc_list(<<LargeBin/binary, 128>>), + {error, LargeList, <<128>>} = unicode:characters_to_nfkc_list(<<LargeBin/binary, 128>>), + {error, LargeList, <<128>>} = unicode:characters_to_nfd_list(<<LargeBin/binary, 128>>), + {error, LargeList, <<128>>} = unicode:characters_to_nfkd_list(<<LargeBin/binary, 128>>), + + {error, LargeBin, <<128>>} = unicode:characters_to_nfc_binary(<<LargeBin/binary, 128>>), + {error, LargeBin, <<128>>} = unicode:characters_to_nfkc_binary(<<LargeBin/binary, 128>>), + {error, LargeBin, <<128>>} = unicode:characters_to_nfd_binary(<<LargeBin/binary, 128>>), + {error, LargeBin, <<128>>} = unicode:characters_to_nfkd_binary(<<LargeBin/binary, 128>>), + ok. diff --git a/lib/stdlib/test/unicode_util_SUITE.erl b/lib/stdlib/test/unicode_util_SUITE.erl index e9b3d7f98d..03c24c7027 100644 --- a/lib/stdlib/test/unicode_util_SUITE.erl +++ b/lib/stdlib/test/unicode_util_SUITE.erl @@ -97,6 +97,8 @@ cp(_) -> "hejsan" = fetch(<<"hejsan">>, Get), "hejsan" = fetch(["hej",<<"san">>], Get), "hejsan" = fetch(["hej"|<<"san">>], Get), + {error, <<128>>} = Get(<<128>>), + {error, [<<128>>, 0]} = Get([<<128>>, 0]), ok. gc(Config) -> @@ -106,6 +108,8 @@ gc(Config) -> "hejsan" = fetch(<<"hejsan">>, Get), "hejsan" = fetch(["hej",<<"san">>], Get), "hejsan" = fetch(["hej"|<<"san">>], Get), + {error, <<128>>} = Get(<<128>>), + {error, [<<128>>, 0]} = Get([<<128>>, 0]), 0 = fold(fun verify_gc/3, 0, DataDir ++ "/GraphemeBreakTest.txt"), ok. diff --git a/lib/stdlib/uc_spec/gen_unicode_mod.escript b/lib/stdlib/uc_spec/gen_unicode_mod.escript index c8b815e435..fefd7d3b70 100755 --- a/lib/stdlib/uc_spec/gen_unicode_mod.escript +++ b/lib/stdlib/uc_spec/gen_unicode_mod.escript @@ -170,7 +170,7 @@ gen_header(Fd) -> io:put_chars(Fd, "-export([spec_version/0, lookup/1, get_case/1]).\n"), io:put_chars(Fd, "-inline([class/1]).\n"), io:put_chars(Fd, "-compile(nowarn_unused_vars).\n"), - io:put_chars(Fd, "-dialyzer({no_improper_lists, cp/1}).\n"), + io:put_chars(Fd, "-dialyzer({no_improper_lists, [cp/1, gc_prepend/2, gc_e_cont/2]}).\n"), io:put_chars(Fd, "-type gc() :: char()|[char()].\n\n\n"), ok. @@ -237,39 +237,43 @@ gen_static(Fd) -> gen_norm(Fd) -> io:put_chars(Fd, - "-spec nfd(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()).\n" + "-spec nfd(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()) | {error, unicode:chardata()}.\n" "nfd(Str0) ->\n" " case gc(Str0) of\n" " [GC|R] when GC < 127 -> [GC|R];\n" " [GC|Str] -> [decompose(GC)|Str];\n" - " [] -> []\n end.\n\n" + " [] -> [];\n" + " {error,_}=Error -> Error\n end.\n\n" ), io:put_chars(Fd, - "-spec nfkd(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()).\n" + "-spec nfkd(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()) | {error, unicode:chardata()}.\n" "nfkd(Str0) ->\n" " case gc(Str0) of\n" " [GC|R] when GC < 127 -> [GC|R];\n" " [GC|Str] -> [decompose_compat(GC)|Str];\n" - " [] -> []\n end.\n\n" + " [] -> [];\n" + " {error,_}=Error -> Error\n end.\n\n" ), io:put_chars(Fd, - "-spec nfc(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()).\n" + "-spec nfc(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()) | {error, unicode:chardata()}.\n" "nfc(Str0) ->\n" " case gc(Str0) of\n" " [GC|R] when GC < 255 -> [GC|R];\n" " [GC|Str] -> [compose(decompose(GC))|Str];\n" - " [] -> []\n end.\n\n" + " [] -> [];\n" + " {error,_}=Error -> Error\n end.\n\n" ), io:put_chars(Fd, - "-spec nfkc(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()).\n" + "-spec nfkc(unicode:chardata()) -> maybe_improper_list(gc(),unicode:chardata()) | {error, unicode:chardata()}.\n" "nfkc(Str0) ->\n" " case gc(Str0) of\n" " [GC|R] when GC < 127 -> [GC|R];\n" " [GC|Str] -> [compose_compat_0(decompose_compat(GC))|Str];\n" - " [] -> []\n end.\n\n" + " [] -> [];\n" + " {error,_}=Error -> Error\n end.\n\n" ), io:put_chars(Fd, @@ -448,18 +452,20 @@ gen_ws(Fd, Props) -> gen_cp(Fd) -> io:put_chars(Fd, "-spec cp(String::unicode:chardata()) ->" - " maybe_improper_list().\n"), + " maybe_improper_list() | {error, unicode:chardata()}.\n"), io:put_chars(Fd, "cp([C|_]=L) when is_integer(C) -> L;\n"), io:put_chars(Fd, "cp([List]) -> cp(List);\n"), io:put_chars(Fd, "cp([List|R]) ->\n"), io:put_chars(Fd, " case cp(List) of\n"), io:put_chars(Fd, " [] -> cp(R);\n"), io:put_chars(Fd, " [CP] -> [CP|R];\n"), - io:put_chars(Fd, " [C|R0] -> [C|[R0|R]]\n"), + io:put_chars(Fd, " [C|R0] -> [C|[R0|R]];\n"), + io:put_chars(Fd, " {error,Error} -> {error,[Error|R]}\n"), io:put_chars(Fd, " end;\n"), io:put_chars(Fd, "cp([]) -> [];\n"), io:put_chars(Fd, "cp(<<C/utf8, R/binary>>) -> [C|R];\n"), - io:put_chars(Fd, "cp(<<>>) -> [].\n\n"), + io:put_chars(Fd, "cp(<<>>) -> [];\n"), + io:put_chars(Fd, "cp(<<R/binary>>) -> {error,R}.\n\n"), ok. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -468,7 +474,7 @@ gen_gc(Fd, GBP) -> %% see http://www.unicode.org/reports/tr29/#Grapheme_Cluster_Boundary_Rules io:put_chars(Fd, "-spec gc(String::unicode:chardata()) ->" - " maybe_improper_list().\n"), + " maybe_improper_list() | {error, unicode:chardata()}.\n"), io:put_chars(Fd, "gc(Str) ->\n" " gc_1(cp(Str)).\n\n" @@ -521,7 +527,8 @@ gen_gc(Fd, GBP) -> [GenEBG(CP) || CP <- merge_ranges(maps:get(e_base_gaz,GBP))], io:put_chars(Fd, "gc_1([CP|R]) -> gc_extend(R, CP);\n"), - io:put_chars(Fd, "gc_1([]) -> [].\n\n"), + io:put_chars(Fd, "gc_1([]) -> [];\n"), + io:put_chars(Fd, "gc_1({error,_}=Error) -> Error.\n\n"), io:put_chars(Fd, "%% Handle Prepend\n"), io:put_chars(Fd, @@ -536,7 +543,8 @@ gen_gc(Fd, GBP) -> " [GC|R1] -> [[CP0|GC]|R1]\n" " end\n" " end;\n" - " [] -> [CP0]\n" + " [] -> [CP0];\n" + " {error,R} -> [CP0|R]\n" " end.\n\n"), IsCtrl = fun(Range) -> io:format(Fd, "is_control~s true;\n", [gen_single_clause(Range)]) end, @@ -574,7 +582,10 @@ gen_gc(Fd, GBP) -> " [_]=Acc -> Acc;\n" " [_|_]=Acc -> [lists:reverse(Acc)];\n" " Acc -> [Acc]\n" - " end.\n\n"), + " end;\n" + "gc_extend({error,R}, T, Acc0) ->\n" + " gc_extend([], T, Acc0) ++ [R].\n\n" + ), [ZWJ] = maps:get(zwj, GBP), GenExtend = fun(R) when R =:= ZWJ -> io:format(Fd, "is_extend~s zwj;\n", [gen_single_clause(ZWJ)]); (Range) -> io:format(Fd, "is_extend~s true;\n", [gen_single_clause(Range)]) @@ -604,6 +615,11 @@ gen_gc(Fd, GBP) -> " case Acc of\n" " [A] -> [A];\n" " _ -> [lists:reverse(Acc)]\n" + " end;\n" + " {error,R} ->\n" + " case Acc of\n" + " [A] -> [A|R];\n" + " _ -> [lists:reverse(Acc)|R]\n" " end\n" " end.\n\n"), @@ -660,6 +676,7 @@ gen_gc(Fd, GBP) -> [GenHangulT_1(CP) || CP <- merge_ranges(maps:get(t,GBP))], io:put_chars(Fd, " R1 -> gc_extend(R1, R0, Acc)\n end.\n\n"), + io:put_chars(Fd, "gc_h_lv_lvt({error,_}=Error, Acc) -> gc_extend(Error, [], Acc);\n"), io:put_chars(Fd, "%% Handle Hangul LV\n"), GenHangulLV = fun(Range) -> io:format(Fd, "gc_h_lv_lvt~s gc_h_V(R1,[CP|Acc]);\n", [gen_clause2(Range)]) end, diff --git a/lib/stdlib/vsn.mk b/lib/stdlib/vsn.mk index f7bd21472c..8a83cdec1e 100644 --- a/lib/stdlib/vsn.mk +++ b/lib/stdlib/vsn.mk @@ -1 +1 @@ -STDLIB_VSN = 3.3 +STDLIB_VSN = 3.4.1 |