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global tracing
function basename:string(path:string)
{
last_token = token = tokenize(path, "/");
while (token != "") {
last_token = token;
token = tokenize("", "/");
}
return last_token;
}
probe process.mark("function__entry")
{
funcname = user_string($arg2);
if (funcname == "start") {
tracing = 1;
}
}
probe process.mark("function__entry"), process.mark("function__return")
{
filename = user_string($arg1);
funcname = user_string($arg2);
lineno = $arg3;
if (tracing) {
printf("%d\t%s:%s:%s:%d\n", gettimeofday_us(), $$name,
basename(filename), funcname, lineno);
}
}
probe process.mark("function__return")
{
funcname = user_string($arg2);
if (funcname == "start") {
tracing = 0;
}
}
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