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authorRichard Carlsson <[email protected]>2015-04-17 22:04:31 +0200
committerRichard Carlsson <[email protected]>2015-05-22 14:58:43 +0200
commit441842ce023bf8ef5dc84f2d5061b0b7c79c8130 (patch)
tree49af3281442e2a1799fdae4fd922eb5077b8347c /lib
parentb5f3973cc50a193be868e672b2ced6dd619427c4 (diff)
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Map error logger warnings to warning messages by default
Also fix and document the broken +We option.
Diffstat (limited to 'lib')
-rw-r--r--lib/kernel/doc/src/error_logger.xml31
-rw-r--r--lib/kernel/test/error_logger_warn_SUITE.erl79
2 files changed, 61 insertions, 49 deletions
diff --git a/lib/kernel/doc/src/error_logger.xml b/lib/kernel/doc/src/error_logger.xml
index df2f0b01ee..f49d63b5a6 100644
--- a/lib/kernel/doc/src/error_logger.xml
+++ b/lib/kernel/doc/src/error_logger.xml
@@ -58,12 +58,11 @@
specific events. (<c>add_report_handler/1,2</c>). Also, there is
a useful event handler in STDLIB for multi-file logging of events,
see <c>log_mf_h(3)</c>.</p>
- <p>Warning events were introduced in Erlang/OTP R9C. To retain
- backwards compatibility, these are by default tagged as errors,
- thus showing up as error reports in the logs. By using
- the command line flag <c><![CDATA[+W <w | i>]]></c>, they can instead
- be tagged as warnings or info. Tagging them as warnings may
- require rewriting existing user defined event handlers.</p>
+ <p>Warning events were introduced in Erlang/OTP R9C and are enabled
+ by default as of 18.0. To retain backwards compatibility with existing
+ user defined event handlers, these may be tagged as errors or info
+ using the command line flag <c><![CDATA[+W <e | i | w>]]></c>, thus
+ showing up as error or info reports in the logs.</p>
</description>
<datatypes>
<datatype>
@@ -132,7 +131,7 @@ ok</pre>
<desc>
<p>Returns the current mapping for warning events. Events sent
using <c>warning_msg/1,2</c> or <c>warning_report/1,2</c>
- are tagged as errors (default), warnings or info, depending
+ are tagged as errors, warnings (default) or info, depending
on the value of the command line flag <c>+W</c>.</p>
<pre>
os$ <input>erl</input>
@@ -140,25 +139,25 @@ Erlang (BEAM) emulator version 5.4.8 [hipe] [threads:0] [kernel-poll]
Eshell V5.4.8 (abort with ^G)
1> <input>error_logger:warning_map().</input>
-error
-2> <input>error_logger:warning_msg("Warnings tagged as: ~p~n", [error]).</input>
+warning
+2> <input>error_logger:warning_msg("Warnings tagged as: ~p~n", [warning]).</input>
-=ERROR REPORT==== 11-Aug-2005::15:31:23 ===
-Warnings tagged as: error
+=WARNING REPORT==== 11-Aug-2005::15:31:55 ===
+Warnings tagged as: warning
ok
3>
User switch command
--> q
-os$ <input>erl +W w</input>
+os$ <input>erl +W e</input>
Erlang (BEAM) emulator version 5.4.8 [hipe] [threads:0] [kernel-poll]
Eshell V5.4.8 (abort with ^G)
1> <input>error_logger:warning_map().</input>
-warning
-2> <input>error_logger:warning_msg("Warnings tagged as: ~p~n", [warning]).</input>
+error
+2> <input>error_logger:warning_msg("Warnings tagged as: ~p~n", [error]).</input>
-=WARNING REPORT==== 11-Aug-2005::15:31:55 ===
-Warnings tagged as: warning
+=ERROR REPORT==== 11-Aug-2005::15:31:23 ===
+Warnings tagged as: error
ok</pre>
</desc>
</func>
diff --git a/lib/kernel/test/error_logger_warn_SUITE.erl b/lib/kernel/test/error_logger_warn_SUITE.erl
index 2bf467610e..fb576d77a3 100644
--- a/lib/kernel/test/error_logger_warn_SUITE.erl
+++ b/lib/kernel/test/error_logger_warn_SUITE.erl
@@ -21,8 +21,8 @@
-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1,
init_per_group/2,end_per_group/2,
init_per_testcase/2,end_per_testcase/2,
- basic/1,warnings_info/1,warnings_warnings/1,
- rb_basic/1,rb_warnings_info/1,rb_warnings_warnings/1,
+ basic/1,warnings_info/1,warnings_errors/1,
+ rb_basic/1,rb_warnings_info/1,rb_warnings_errors/1,
rb_trunc/1,rb_utc/1,file_utc/1]).
%% Internal exports.
@@ -48,8 +48,8 @@
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
- [basic, warnings_info, warnings_warnings, rb_basic,
- rb_warnings_info, rb_warnings_warnings, rb_trunc,
+ [basic, warnings_info, warnings_errors, rb_basic,
+ rb_warnings_info, rb_warnings_errors, rb_trunc,
rb_utc, file_utc].
groups() ->
@@ -88,11 +88,11 @@ warnings_info(Config) when is_list(Config) ->
put(elw_config,Config),
warnings_info().
-warnings_warnings(doc) ->
- ["Tests mapping warnings to warnings functionality"];
-warnings_warnings(Config) when is_list(Config) ->
+warnings_errors(doc) ->
+ ["Tests mapping warnings to errors functionality"];
+warnings_errors(Config) when is_list(Config) ->
put(elw_config,Config),
- warnings_warnings().
+ warnings_errors().
rb_basic(doc) ->
["Tests basic rb functionality"];
@@ -106,11 +106,11 @@ rb_warnings_info(Config) when is_list(Config) ->
put(elw_config,Config),
rb_warnings_info().
-rb_warnings_warnings(doc) ->
- ["Tests warnings as warnings rb functionality"];
-rb_warnings_warnings(Config) when is_list(Config) ->
+rb_warnings_errors(doc) ->
+ ["Tests warnings as errors rb functionality"];
+rb_warnings_errors(Config) when is_list(Config) ->
put(elw_config,Config),
- rb_warnings_warnings().
+ rb_warnings_errors().
rb_trunc(doc) ->
["Tests rb functionality on truncated data"];
@@ -159,6 +159,9 @@ install_relay(Node) ->
rpc:call(Node,error_logger,add_report_handler,[?MODULE,[self()]]).
+warning_map(Node) ->
+ rpc:call(Node,error_logger,warning_map,[]).
+
format(Node,A,B) ->
rpc:call(Node,error_logger,format,[A,B]).
error_msg(Node,A,B) ->
@@ -185,19 +188,20 @@ basic() ->
?line ok = install_relay(Node),
?line Self = self(),
?line GL = group_leader(),
+ ?line warning = warning_map(Node),
?line format(Node,"~p~n",[Self]),
?line ?EXPECT({handle_event,{error,GL,{_,"~p~n",[Self]}}}),
?line error_msg(Node,"~p~n",[Self]),
?line ?EXPECT({handle_event,{error,GL,{_,"~p~n",[Self]}}}),
?line warning_msg(Node,"~p~n",[Self]),
- ?line ?EXPECT({handle_event,{error,GL,{_,"~p~n",[Self]}}}),
+ ?line ?EXPECT({handle_event,{warning_msg,GL,{_,"~p~n",[Self]}}}),
?line info_msg(Node,"~p~n",[Self]),
?line ?EXPECT({handle_event,{info_msg,GL,{_,"~p~n",[Self]}}}),
?line Report = [{self,Self},{gl,GL},make_ref()],
?line error_report(Node,Report),
?line ?EXPECT({handle_event,{error_report,GL,{_,std_error,Report}}}),
?line warning_report(Node,Report),
- ?line ?EXPECT({handle_event,{error_report,GL,{_,std_error,Report}}}),
+ ?line ?EXPECT({handle_event,{warning_report,GL,{_,std_warning,Report}}}),
?line info_report(Node,Report),
?line ?EXPECT({handle_event,{info_report,GL,{_,std_info,Report}}}),
@@ -209,6 +213,7 @@ warnings_info() ->
?line ok = install_relay(Node),
?line Self = self(),
?line GL = group_leader(),
+ ?line info = warning_map(Node),
?line Report = [{self,Self},{gl,GL},make_ref()],
?line warning_msg(Node,"~p~n",[Self]),
?line ?EXPECT({handle_event,{info_msg,GL,{_,"~p~n",[Self]}}}),
@@ -217,16 +222,17 @@ warnings_info() ->
?line stop_node(Node),
ok.
-warnings_warnings() ->
- ?line Node = start_node(nn(),"+Ww"),
+warnings_errors() ->
+ ?line Node = start_node(nn(),"+We"),
?line ok = install_relay(Node),
?line Self = self(),
?line GL = group_leader(),
+ ?line error = warning_map(Node),
?line Report = [{self,Self},{gl,GL},make_ref()],
?line warning_msg(Node,"~p~n",[Self]),
- ?line ?EXPECT({handle_event,{warning_msg,GL,{_,"~p~n",[Self]}}}),
+ ?line ?EXPECT({handle_event,{error,GL,{_,"~p~n",[Self]}}}),
?line warning_report(Node,Report),
- ?line ?EXPECT({handle_event,{warning_report,GL,{_,std_warning,Report}}}),
+ ?line ?EXPECT({handle_event,{error_report,GL,{_,std_error,Report}}}),
?line stop_node(Node),
ok.
@@ -356,6 +362,7 @@ rb_basic() ->
"error_logger_mf_maxfiles 5"),
?line Self = self(),
?line GL = group_leader(),
+ ?line warning = warning_map(Node),
?line Report = [{self,Self},{gl,GL},make_ref()],
?line fake_gl(Node,warning_msg,"~p~n",[Self]),
?line fake_gl(Node,warning_report,Report),
@@ -363,10 +370,14 @@ rb_basic() ->
?line application:start(sasl),
?line rb:start([{report_dir, rd()}]),
?line rb:list(),
- ?line true = (one_rb_lines([error]) > 1),
- ?line true = (one_rb_lines([error_report]) > 1),
- ?line 1 = one_rb_findstr([error],pid_to_list(Self)),
- ?line 1 = one_rb_findstr([error_report],pid_to_list(Self)),
+ ?line true = (one_rb_lines([error]) =:= 0),
+ ?line true = (one_rb_lines([error_report]) =:= 0),
+ ?line 0 = one_rb_findstr([error],pid_to_list(Self)),
+ ?line 0 = one_rb_findstr([error_report],pid_to_list(Self)),
+ ?line 1 = one_rb_findstr([warning_msg],pid_to_list(Self)),
+ ?line 1 = one_rb_findstr([warning_report],pid_to_list(Self)),
+ ?line 0 = one_rb_findstr([info_msg],pid_to_list(Self)),
+ ?line 0 = one_rb_findstr([info_report],pid_to_list(Self)),
?line 2 = one_rb_findstr([],pid_to_list(Self)),
?line true = (one_rb_findstr([progress],"===") > 4),
?line rb:stop(),
@@ -381,6 +392,7 @@ rb_warnings_info() ->
"error_logger_mf_maxfiles 5"),
?line Self = self(),
?line GL = group_leader(),
+ ?line info = warning_map(Node),
?line Report = [{self,Self},{gl,GL},make_ref()],
?line fake_gl(Node,warning_msg,"~p~n",[Self]),
?line fake_gl(Node,warning_report,Report),
@@ -403,13 +415,14 @@ rb_warnings_info() ->
?line stop_node(Node),
ok.
-rb_warnings_warnings() ->
+rb_warnings_errors() ->
?line clean_rd(),
- ?line Node = start_node(nn(),"+W w -boot start_sasl -sasl error_logger_mf_dir "++
+ ?line Node = start_node(nn(),"+W e -boot start_sasl -sasl error_logger_mf_dir "++
quote(rd())++" error_logger_mf_maxbytes 5000 "
"error_logger_mf_maxfiles 5"),
?line Self = self(),
?line GL = group_leader(),
+ ?line error = warning_map(Node),
?line Report = [{self,Self},{gl,GL},make_ref()],
?line fake_gl(Node,warning_msg,"~p~n",[Self]),
?line fake_gl(Node,warning_report,Report),
@@ -417,12 +430,12 @@ rb_warnings_warnings() ->
?line application:start(sasl),
?line rb:start([{report_dir, rd()}]),
?line rb:list(),
- ?line true = (one_rb_lines([error]) =:= 0),
- ?line true = (one_rb_lines([error_report]) =:= 0),
- ?line 0 = one_rb_findstr([error],pid_to_list(Self)),
- ?line 0 = one_rb_findstr([error_report],pid_to_list(Self)),
- ?line 1 = one_rb_findstr([warning_msg],pid_to_list(Self)),
- ?line 1 = one_rb_findstr([warning_report],pid_to_list(Self)),
+ ?line true = (one_rb_lines([error]) > 1),
+ ?line true = (one_rb_lines([error_report]) > 1),
+ ?line 1 = one_rb_findstr([error],pid_to_list(Self)),
+ ?line 1 = one_rb_findstr([error_report],pid_to_list(Self)),
+ ?line 0 = one_rb_findstr([warning_msg],pid_to_list(Self)),
+ ?line 0 = one_rb_findstr([warning_report],pid_to_list(Self)),
?line 0 = one_rb_findstr([info_msg],pid_to_list(Self)),
?line 0 = one_rb_findstr([info_report],pid_to_list(Self)),
?line 2 = one_rb_findstr([],pid_to_list(Self)),
@@ -434,7 +447,7 @@ rb_warnings_warnings() ->
rb_trunc() ->
?line clean_rd(),
- ?line Node = start_node(nn(),"+W w -boot start_sasl -sasl error_logger_mf_dir "++
+ ?line Node = start_node(nn(),"-boot start_sasl -sasl error_logger_mf_dir "++
quote(rd())++" error_logger_mf_maxbytes 5000 "
"error_logger_mf_maxfiles 5"),
?line Self = self(),
@@ -467,7 +480,7 @@ rb_trunc() ->
rb_utc() ->
?line clean_rd(),
- ?line Node = start_node(nn(),"+W w -boot start_sasl -sasl error_logger_mf_dir "++
+ ?line Node = start_node(nn(),"-boot start_sasl -sasl error_logger_mf_dir "++
quote(rd())++" error_logger_mf_maxbytes 5000 "
"error_logger_mf_maxfiles 5 -sasl utc_log true"),
?line Self = self(),
@@ -500,7 +513,7 @@ rb_utc() ->
file_utc() ->
?line file:delete(lf()),
- ?line SS="+W w -stdlib utc_log true -kernel error_logger "++ oquote("{file,"++iquote(lf())++"}"),
+ ?line SS="-stdlib utc_log true -kernel error_logger "++ oquote("{file,"++iquote(lf())++"}"),
%erlang:display(SS),
?line Node = start_node(nn(),SS),
%erlang:display(rpc:call(Node,application,get_env,[kernel,error_logger])),