Function print_backtrace

utils.go:184–199

(err interface{})

var g_backtrace_mutex sync.Mutex

func print_backtrace(err interface{}) {
	g_backtrace_mutex.Lock()
	defer g_backtrace_mutex.Unlock()
	fmt.Printf("panic: %v\n", err)
	i := 2
	for {
		pc, file, line, ok := runtime.Caller(i)
		if !ok {
			break
		}
		f := runtime.FuncForPC(pc)
		fmt.Printf("%d(%s): %s:%d\n", i-1, f.Name(), file, line)
		i++
	}
	fmt.Println("")
}

//-------------------------------------------------------------------------
// File reader goroutine