func CgoPprof() {
runtime.SetCgoTraceback(0, unsafe.Pointer(C.pprofCgoTraceback), nil, nil)
f, err := ioutil.TempFile("", "prof")
if err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(2)
}
if err := pprof.StartCPUProfile(f); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(2)
}
t0 := time.Now()
for C.getCpuHogCount() < 2 && time.Since(t0) < time.Second {
C.cpuHog()
}
pprof.StopCPUProfile()
name := f.Name()
if err := f.Close(); err != nil {
fmt.Fprintln(os.Stderr, err)
os.Exit(2)
}
fmt.Println(name)
}
func CgoRaceprof() {
runtime.SetCgoTraceback(0, unsafe.Pointer(C.raceprofTraceback), nil, nil)
var buf bytes.Buffer
pprof.StartCPUProfile(&buf)
C.runRaceprofThread()
fmt.Println("OK")
}
func TracebackContext() {
runtime.SetCgoTraceback(0, unsafe.Pointer(C.tcTraceback), unsafe.Pointer(C.tcContext), unsafe.Pointer(C.tcSymbolizer))
C.C1()
if got := C.getContextCount(); got != 0 {
fmt.Printf("at end contextCount == %d, expected 0\n", got)
tracebackOK = false
}
if tracebackOK {
fmt.Println("OK")
}
}
func CgoPprofThread() {
runtime.SetCgoTraceback(0, unsafe.Pointer(C.pprofCgoThreadTraceback), nil, nil)
pprofThread()
}
func CrashTraceback() {
runtime.SetCgoTraceback(0, unsafe.Pointer(C.cgoTraceback), nil, unsafe.Pointer(C.cgoSymbolizer))
C.f1()
}