diff options
Diffstat (limited to 'lib/runtime_tools/src/inviso_rt.erl')
| -rw-r--r-- | lib/runtime_tools/src/inviso_rt.erl | 70 |
1 files changed, 30 insertions, 40 deletions
diff --git a/lib/runtime_tools/src/inviso_rt.erl b/lib/runtime_tools/src/inviso_rt.erl index dfab70b42e..ac7ac2a584 100644 --- a/lib/runtime_tools/src/inviso_rt.erl +++ b/lib/runtime_tools/src/inviso_rt.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2005-2009. All Rights Reserved. +%% Copyright Ericsson AB 2005-2011. All Rights Reserved. %% %% The contents of this file are subject to the Erlang Public License, %% Version 1.1, (the "License"); you may not use this file except in @@ -1422,7 +1422,17 @@ do_set_trace_patterns(Args,Flags) -> do_set_trace_patterns_2([{M,F,Arity,MS}|Rest],Flags,Replies) -> % Option-less. do_set_trace_patterns_2([{M,F,Arity,MS,[]}|Rest],Flags,Replies); -do_set_trace_patterns_2([{M,F,Arity,MS,Opts}|Rest],Flags,Replies) when is_atom(M) -> +do_set_trace_patterns_2(Mlist = [{M,F,Arity,MS,Opts}|Rest],Flags,Replies) when is_atom(M) -> + case length(Mlist) rem 10 of + 0 -> + timer:sleep(100); + _ -> + ok + end, + %% sleep 100 ms for every 10:th element in the list to let other + %% processes run since this is a potentially + %% heavy operation that might result in an unresponsive Erlang VM for + %% several seconds otherwise case load_module_on_option(M,Opts) of true -> % Already present, loaded or no option! case catch erlang:trace_pattern({M,F,Arity},MS,Flags) of @@ -1438,30 +1448,11 @@ do_set_trace_patterns_2([{M,F,Arity,MS,Opts}|Rest],Flags,Replies) when is_atom(M do_set_trace_patterns_2(Rest,Flags,[0|Replies]) end; do_set_trace_patterns_2([{M,F,Arity,MS,Opts}|Rest],Flags,Replies) when is_list(M) -> - case check_pattern_parameters(void,F,Arity,MS) of % We don't want to repeat bad params. - ok -> - case inviso_rt_lib:expand_regexp(M,Opts) of % Get a list of real modulnames. - Mods when is_list(Mods) -> - MoreReplies= - do_set_trace_patterns_2(lists:map(fun(Mod)-> - {Mod,F,Arity,MS,Opts} - end, - Mods), - Flags, - Replies), - do_set_trace_patterns_2(Rest,Flags,MoreReplies); - {error,Reason} -> - do_set_trace_patterns_2(Rest,Flags,[{error,Reason}|Replies]) - end; - error -> % Bad pattern parameters. - do_set_trace_patterns_2(Rest, - Flags, - [{error,{bad_trace_args,{M,F,Arity,MS}}}|Replies]) - end; + do_set_trace_patterns_2([{{void,M},F,Arity,MS,Opts}|Rest],Flags,Replies); do_set_trace_patterns_2([{{Dir,M},F,Arity,MS,Opts}|Rest],Flags,Replies) when is_list(Dir),is_list(M) -> - case check_pattern_parameters(void,F,Arity,MS) of % We don't want to repeat bad params. - ok -> + case check_pattern_parameters('_',F,Arity,MS) of % We don't want to repeat bad params. + true -> case inviso_rt_lib:expand_regexp(Dir,M,Opts) of % Get a list of real modulnames. Mods when is_list(Mods) -> MoreReplies= @@ -1475,7 +1466,7 @@ do_set_trace_patterns_2([{{Dir,M},F,Arity,MS,Opts}|Rest],Flags,Replies) {error,Reason} -> do_set_trace_patterns_2(Rest,Flags,[{error,Reason}|Replies]) end; - error -> % Bad pattern parameters. + false -> % Bad pattern parameters. do_set_trace_patterns_2(Rest, Flags, [{error,{bad_trace_args,{M,F,Arity,MS}}}|Replies]) @@ -2174,21 +2165,20 @@ check_flags_2([Faulty|_],_Flags) -> {error,{bad_flag,Faulty}}. %% the function is to avoid to get multiple error return values in the return %% list for a pattern used together with a regexp expanded module name. check_pattern_parameters(Mod,Func,Arity,MS) -> - if - (Mod=='_') and (Func=='_') and (Arity=='_') and - (is_list(MS) or (MS==true) or (MS==false)) -> - ok; - (is_atom(Mod) and (Mod/='_')) and (Func=='_') and (Arity=='_') and - (is_list(MS) or (MS==true) or (MS==false)) -> - ok; - (is_atom(Mod) and (Mod/='_')) and - (is_atom(Func) and (Func/='_')) and - ((Arity=='_') or is_integer(Arity)) and - (is_list(MS) or (MS==true) or (MS==false)) -> - ok; - true -> - error - end. + MSresult = check_MS(MS), + MFAresult = check_MFA(Mod,Func,Arity), + MFAresult and MSresult. + +check_MS(MS) when is_list(MS) -> true; +check_MS(true) -> true; +check_MS(false) -> true. + +check_MFA('_','_','_') -> true; +check_MFA(Mod,'_','_') when is_atom(Mod) -> true; +check_MFA(Mod,'_',A) when is_atom(Mod), is_integer(A) -> false; +check_MFA(Mod,F,'_') when is_atom(Mod), is_atom(F) -> true; +check_MFA(Mod,F,A) when is_atom(Mod), is_atom(F), is_integer(A) -> true. + %% ----------------------------------------------------------------------------- %% Help function finding out if Mod is loaded, and if not, if it can successfully |