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-rw-r--r--lib/common_test/src/ct_webtool.erl39
1 files changed, 22 insertions, 17 deletions
diff --git a/lib/common_test/src/ct_webtool.erl b/lib/common_test/src/ct_webtool.erl
index 6cbcd98cc3..87af442fd3 100644
--- a/lib/common_test/src/ct_webtool.erl
+++ b/lib/common_test/src/ct_webtool.erl
@@ -84,27 +84,27 @@
%% Function = {FunctionName,Arity} | FunctionName |
%% {Module, FunctionName, Arity} | {Module,FunctionName}
debug(F) ->
- ttb:tracer(all,[{file,"webtool.trc"}]), % tracing all nodes
- ttb:p(all,[call,timestamp]),
+ {ok, _} = ttb:tracer(all,[{file,"webtool.trc"}]), % tracing all nodes
+ {ok, _} = ttb:p(all,[call,timestamp]),
MS = [{'_',[],[{return_trace},{message,{caller}}]}],
- tp(F,MS),
- ttb:ctp(?MODULE,stop_debug), % don't want tracing of the stop_debug func
+ _ = tp(F,MS),
+ {ok, _} = ttb:ctp(?MODULE,stop_debug), % don't want tracing of the stop_debug func
ok.
tp(local,MS) -> % all functions
ttb:tpl(?MODULE,MS);
tp(global,MS) -> % all exported functions
ttb:tp(?MODULE,MS);
tp([{M,F,A}|T],MS) -> % Other module
- ttb:tpl(M,F,A,MS),
+ {ok, _} = ttb:tpl(M,F,A,MS),
tp(T,MS);
tp([{M,F}|T],MS) when is_atom(F) -> % Other module
- ttb:tpl(M,F,MS),
+ {ok, _} = ttb:tpl(M,F,MS),
tp(T,MS);
tp([{F,A}|T],MS) -> % function/arity
- ttb:tpl(?MODULE,F,A,MS),
+ {ok, _} = ttb:tpl(?MODULE,F,A,MS),
tp(T,MS);
tp([F|T],MS) -> % function
- ttb:tpl(?MODULE,F,MS),
+ {ok, _} = ttb:tpl(?MODULE,F,MS),
tp(T,MS);
tp([],_MS) ->
ok.
@@ -112,10 +112,10 @@ stop_debug() ->
ttb:stop([format]).
debug_app(Mod) ->
- ttb:tracer(all,[{file,"webtool_app.trc"},{handler,{fun out/4,true}}]),
- ttb:p(all,[call,timestamp]),
+ {ok, _} = ttb:tracer(all,[{file,"webtool_app.trc"},{handler,{fun out/4,true}}]),
+ {ok, _} = ttb:p(all,[call,timestamp]),
MS = [{'_',[],[{return_trace},{message,{caller}}]}],
- ttb:tp(Mod,MS),
+ {ok, _} = ttb:tp(Mod,MS),
ok.
out(_,{trace_ts,Pid,call,MFA={M,F,A},{W,_,_},TS},_,S)
@@ -145,7 +145,7 @@ script_start([App]) ->
script_start([App,DefaultBrowser]);
script_start([App,Browser]) ->
io:format("Starting webtool...\n"),
- start(),
+ {ok, _} = start(),
AvailableApps = get_applications(),
{OSType,_} = os:type(),
case lists:keysearch(App,1,AvailableApps) of
@@ -159,14 +159,14 @@ script_start([App,Browser]) ->
_ ->
"http://localhost:" ++ PortStr ++ "/" ++ StartPage
end,
- case Browser of
+ _ = case Browser of
none ->
ok;
iexplore when OSType == win32->
io:format("Starting internet explorer...\n"),
{ok,R} = win32reg:open(""),
Key="\\local_machine\\SOFTWARE\\Microsoft\\IE Setup\\Setup",
- win32reg:change_key(R,Key),
+ ok = win32reg:change_key(R,Key),
{ok,Val} = win32reg:value(R,"Path"),
IExplore=filename:join(win32reg:expand(Val),"iexplore.exe"),
os:cmd("\"" ++ IExplore ++ "\" " ++ Url);
@@ -186,7 +186,7 @@ script_start([App,Browser]) ->
{Port,{exit_status,_Error}} ->
io:format(" not running, starting ~w...\n",
[Browser]),
- os:cmd(BStr ++ " " ++ Url),
+ _ = os:cmd(BStr ++ " " ++ Url),
ok
after ?SEND_URL_TIMEOUT ->
io:format(" failed, starting ~w...\n",[Browser]),
@@ -206,7 +206,7 @@ script_start([App,Browser]) ->
usage() ->
io:format("Starting webtool...\n"),
- start(),
+ {ok, _} = start(),
Apps = lists:map(fun({A,_}) -> A end,get_applications()),
io:format(
"\nUsage: start_webtool application [ browser ]\n"
@@ -254,7 +254,12 @@ start(Path,Port) when is_integer(Port)->
start(Path,Data0)->
Data = Data0 ++ rest_of_standard_data(),
- gen_server:start({local,ct_web_tool},ct_webtool,{Path,Data},[]).
+ case gen_server:start({local,ct_web_tool},ct_webtool,{Path,Data},[]) of
+ {error, {already_started, Pid}} ->
+ {ok, Pid};
+ Else ->
+ Else
+ end.
stop()->
gen_server:call(ct_web_tool,stoppit).