diff options
Diffstat (limited to 'lib/observer')
| -rw-r--r-- | lib/observer/src/ttb.erl | 71 |
1 files changed, 54 insertions, 17 deletions
diff --git a/lib/observer/src/ttb.erl b/lib/observer/src/ttb.erl index 17520c7c84..4764098e29 100644 --- a/lib/observer/src/ttb.erl +++ b/lib/observer/src/ttb.erl @@ -365,24 +365,24 @@ proc({global,Name}) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% Trace pattern tp(A,B) -> - store(tp,[A,B]), - dbg:tp(A,B). + store(tp,[A,ms(B)]), + dbg:tp(A,ms(B)). tp(A,B,C) -> - store(tp,[A,B,C]), - dbg:tp(A,B,C). + store(tp,[A,B,ms(C)]), + dbg:tp(A,B,ms(C)). tp(A,B,C,D) -> - store(tp,[A,B,C,D]), - dbg:tp(A,B,C,D). + store(tp,[A,B,C,ms(D)]), + dbg:tp(A,B,C,ms(D)). tpl(A,B) -> - store(tpl,[A,B]), - dbg:tpl(A,B). + store(tpl,[A,ms(B)]), + dbg:tpl(A,ms(B)). tpl(A,B,C) -> - store(tpl,[A,B,C]), - dbg:tpl(A,B,C). + store(tpl,[A,B,ms(C)]), + dbg:tpl(A,B,ms(C)). tpl(A,B,C,D) -> - store(tpl,[A,B,C,D]), - dbg:tpl(A,B,C,D). + store(tpl,[A,B,C,ms(D)]), + dbg:tpl(A,B,C,ms(D)). ctp() -> store(ctp,[]), @@ -423,6 +423,43 @@ ctpg(A,B,C) -> store(ctpg,[A,B,C]), dbg:ctpg(A,B,C). +ms(return) -> + [{'_',[],[{return_trace}]}]; +ms(caller) -> + [{'_',[],[{message,{caller}}]}]; +ms({codestr, FunStr}) -> + {ok, MS} = string2ms(FunStr), + MS; +ms(Other) -> + Other. + +-spec string2ms(string()) -> {ok, list()} | {error, fun_format}. +string2ms(FunStr) -> + case erl_scan:string(fix_dot(FunStr)) of + {ok, Tokens, _} -> + case erl_parse:parse_exprs(Tokens) of + {ok, [Expression]} -> + case Expression of + {_, _, {clauses, Clauses}} -> + {ok, ms_transform:transform_from_shell(dbg, Clauses, [])}; + _ -> + {error, fun_format} + end; + _ -> + {error, fun_format} + end; + _ ->{error, fun_format} + end. + +-spec fix_dot(string()) -> string(). +fix_dot(FunStr) -> + [H | Rest] = lists:reverse(FunStr), + case H of + $. -> + FunStr; + H -> + lists:reverse([$., H | Rest]) + end. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% Support for sequential trace @@ -471,13 +508,13 @@ stop(Opts) -> stop_opts(Opts) -> case {lists:member(format,Opts), lists:member(return, Opts)} of {true, _} -> - format; + format; % format implies fetch {_, true} -> - fetch; + fetch; % if we specify return, the data should be fetched _ -> - case lists:member(nofetch,Opts) of - true -> nofetch; - false -> fetch + case lists:member(fetch,Opts) of + true -> fetch; + false -> nofetch end end. |