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-rw-r--r--lib/stdlib/doc/src/filename.xml34
-rw-r--r--lib/stdlib/src/filename.erl31
-rw-r--r--lib/stdlib/src/io_lib.erl49
-rw-r--r--lib/stdlib/src/io_lib_format.erl8
-rw-r--r--lib/stdlib/test/io_SUITE.erl12
5 files changed, 93 insertions, 41 deletions
diff --git a/lib/stdlib/doc/src/filename.xml b/lib/stdlib/doc/src/filename.xml
index ce19f70df0..36254c2d00 100644
--- a/lib/stdlib/doc/src/filename.xml
+++ b/lib/stdlib/doc/src/filename.xml
@@ -84,11 +84,6 @@
reject such filenames.
</p></warning>
</description>
- <datatypes>
- <datatype>
- <name name="basedir_type"/>
- </datatype>
- </datatypes>
<funcs>
<func>
@@ -149,18 +144,37 @@
</func>
<func>
- <name name="basedir" arity="2"/>
- <fsummary>Equivalent to <c>basedir(<anno>Type</anno>,<anno>Application</anno>,#{})</c>.</fsummary>
+ <name name="basedir" arity="2" clause_i="1"/>
+ <name name="basedir" arity="2" clause_i="2"/>
+ <fsummary>Equivalent to <c>basedir(<anno>PathType</anno>,
+ <anno>Application</anno>,#{})</c> or
+ <c>basedir(<anno>PathsType</anno>, <anno>Application</anno>,#{})</c>.
+ </fsummary>
+ <type variable="PathType" name_i="1"/>
+ <type name="basedir_path_type"/>
+ <type variable="PathsType" name_i="2"/>
+ <type name="basedir_paths_type"/>
+ <type variable="Application"/>
<desc>
<p>
- Equivalent to <seealso marker="#basedir-3">
- basedir(<anno>Type</anno>, <anno>Application</anno>, #{})</seealso>.
+ Equivalent to <seealso marker="#basedir_3_1">
+ basedir(<anno>PathType</anno>, <anno>Application</anno>, #{})</seealso>
+ or <seealso marker="#basedir_3_2">
+basedir(<anno>PathsType</anno>, <anno>Application</anno>, #{})</seealso>.
</p>
</desc>
</func>
<func>
- <name name="basedir" arity="3"/>
+ <name name="basedir" arity="3" clause_i="1" anchor="basedir_3_1"/>
+ <name name="basedir" arity="3" clause_i="2" anchor="basedir_3_2"/>
<fsummary></fsummary>
+ <type variable="PathType" name_i="1"/>
+ <type name="basedir_path_type"/>
+ <type variable="PathsType" name_i="2"/>
+ <type name="basedir_paths_type"/>
+ <type variable="Application"/>
+ <type variable="Opts"/>
+ <type name="basedir_opts"/>
<desc><marker id="basedir-3"/>
<p>
Returns a suitable path, or paths, for a given type. If
diff --git a/lib/stdlib/src/filename.erl b/lib/stdlib/src/filename.erl
index a322bd002d..b7b7b562ab 100644
--- a/lib/stdlib/src/filename.erl
+++ b/lib/stdlib/src/filename.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1997-2017. All Rights Reserved.
+%% Copyright Ericsson AB 1997-2018. 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.
@@ -1012,24 +1012,33 @@ filename_string_to_binary(List) ->
%% basedir
%% http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
--type basedir_type() :: 'user_cache' | 'user_config' | 'user_data'
- | 'user_log'
- | 'site_config' | 'site_data'.
+-type basedir_path_type() :: 'user_cache' | 'user_config' | 'user_data'
+ | 'user_log'.
+-type basedir_paths_type() :: 'site_config' | 'site_data'.
--spec basedir(Type,Application) -> file:filename_all() when
- Type :: basedir_type(),
+-type basedir_opts() :: #{author => string() | binary(),
+ os => 'windows' | 'darwin' | 'linux',
+ version => string() | binary()}.
+
+-spec basedir(PathType,Application) -> file:filename_all() when
+ PathType :: basedir_path_type(),
+ Application :: string() | binary();
+ (PathsType,Application) -> [file:filename_all()] when
+ PathsType :: basedir_paths_type(),
Application :: string() | binary().
basedir(Type,Application) when is_atom(Type), is_list(Application) orelse
is_binary(Application) ->
basedir(Type, Application, #{}).
--spec basedir(Type,Application,Opts) -> file:filename_all() when
- Type :: basedir_type(),
+-spec basedir(PathType,Application,Opts) -> file:filename_all() when
+ PathType :: basedir_path_type(),
+ Application :: string() | binary(),
+ Opts :: basedir_opts();
+ (PathsType,Application,Opts) -> [file:filename_all()] when
+ PathsType :: basedir_paths_type(),
Application :: string() | binary(),
- Opts :: #{author => string() | binary(),
- os => 'windows' | 'darwin' | 'linux',
- version => string() | binary()}.
+ Opts :: basedir_opts().
basedir(Type,Application,Opts) when is_atom(Type), is_map(Opts),
is_list(Application) orelse
diff --git a/lib/stdlib/src/io_lib.erl b/lib/stdlib/src/io_lib.erl
index 3a5aba60b4..8223a52873 100644
--- a/lib/stdlib/src/io_lib.erl
+++ b/lib/stdlib/src/io_lib.erl
@@ -178,11 +178,11 @@ fread(Cont, Chars, Format) ->
Data :: [term()].
format(Format, Args) ->
- case catch io_lib_format:fwrite(Format, Args) of
- {'EXIT',_} ->
- erlang:error(badarg, [Format, Args]);
- Other ->
- Other
+ try io_lib_format:fwrite(Format, Args)
+ catch
+ C:R:S ->
+ test_modules_loaded(C, R, S),
+ erlang:error(badarg, [Format, Args])
end.
-spec format(Format, Data, Options) -> chars() when
@@ -193,11 +193,11 @@ format(Format, Args) ->
CharsLimit :: chars_limit().
format(Format, Args, Options) ->
- case catch io_lib_format:fwrite(Format, Args, Options) of
- {'EXIT',_} ->
- erlang:error(badarg, [Format, Args, Options]);
- Other ->
- Other
+ try io_lib_format:fwrite(Format, Args, Options)
+ catch
+ C:R:S ->
+ test_modules_loaded(C, R, S),
+ erlang:error(badarg, [Format, Args])
end.
-spec scan_format(Format, Data) -> FormatList when
@@ -208,7 +208,9 @@ format(Format, Args, Options) ->
scan_format(Format, Args) ->
try io_lib_format:scan(Format, Args)
catch
- _:_ -> erlang:error(badarg, [Format, Args])
+ C:R:S ->
+ test_modules_loaded(C, R, S),
+ erlang:error(badarg, [Format, Args])
end.
-spec unscan_format(FormatList) -> {Format, Data} when
@@ -223,7 +225,12 @@ unscan_format(FormatList) ->
FormatList :: [char() | format_spec()].
build_text(FormatList) ->
- io_lib_format:build(FormatList).
+ try io_lib_format:build(FormatList)
+ catch
+ C:R:S ->
+ test_modules_loaded(C, R, S),
+ erlang:error(badarg, [FormatList])
+ end.
-spec build_text(FormatList, Options) -> chars() when
FormatList :: [char() | format_spec()],
@@ -232,7 +239,23 @@ build_text(FormatList) ->
CharsLimit :: chars_limit().
build_text(FormatList, Options) ->
- io_lib_format:build(FormatList, Options).
+ try io_lib_format:build(FormatList, Options)
+ catch
+ C:R:S ->
+ test_modules_loaded(C, R, S),
+ erlang:error(badarg, [FormatList, Options])
+ end.
+
+%% Failure to load a module must not be labeled as badarg.
+%% C, R, and S are included so that the original error, which could be
+%% a bug in io_lib_format, can be found by tracing on
+%% test_modules_loaded/3.
+test_modules_loaded(_C, _R, _S) ->
+ Modules = [io_lib_format, io_lib_pretty, string, unicode],
+ case code:ensure_modules_loaded(Modules) of
+ ok -> ok;
+ Error -> erlang:error(Error)
+ end.
-spec print(Term) -> chars() when
Term :: term().
diff --git a/lib/stdlib/src/io_lib_format.erl b/lib/stdlib/src/io_lib_format.erl
index c814ab50d4..e247b00a04 100644
--- a/lib/stdlib/src/io_lib_format.erl
+++ b/lib/stdlib/src/io_lib_format.erl
@@ -38,18 +38,16 @@
%% and it also splits the handling of the control characters into two
%% parts.
--spec fwrite(Format, Data) -> FormatList when
+-spec fwrite(Format, Data) -> io_lib:chars() when
Format :: io:format(),
- Data :: [term()],
- FormatList :: [char() | io_lib:format_spec()].
+ Data :: [term()].
fwrite(Format, Args) ->
build(scan(Format, Args)).
--spec fwrite(Format, Data, Options) -> FormatList when
+-spec fwrite(Format, Data, Options) -> io_lib:chars() when
Format :: io:format(),
Data :: [term()],
- FormatList :: [char() | io_lib:format_spec()],
Options :: [Option],
Option :: {'chars_limit', CharsLimit},
CharsLimit :: io_lib:chars_limit().
diff --git a/lib/stdlib/test/io_SUITE.erl b/lib/stdlib/test/io_SUITE.erl
index 79cee54335..f097552e8c 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, limit_term/1, otp_14983/1, otp_15103/1,
+ otp_14285/1, limit_term/1, otp_14983/1, otp_15103/1, otp_15076/1,
otp_15159/1]).
-export([pretty/2, trf/3]).
@@ -64,7 +64,7 @@ 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, limit_term, otp_14983, otp_15103, otp_15159].
+ otp_14285, limit_term, otp_14983, otp_15103, otp_15076, otp_15159].
%% Error cases for output.
error_1(Config) when is_list(Config) ->
@@ -2639,3 +2639,11 @@ otp_15159(_Config) ->
"[atom]" =
lists:flatten(io_lib:format("~p", [[atom]], [{chars_limit,5}])),
ok.
+
+otp_15076(_Config) ->
+ {'EXIT', {badarg, _}} = (catch io_lib:format("~c", [a])),
+ L = io_lib:scan_format("~c", [a]),
+ {"~c", [a]} = io_lib:unscan_format(L),
+ {'EXIT', {badarg, _}} = (catch io_lib:build_text(L)),
+ {'EXIT', {badarg, _}} = (catch io_lib:build_text(L, [])),
+ ok.
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 18:51:48 +0000