| 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; |
| } |
| } |