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testprogcgo
Dosya Düzenle: gprof_c.c
// Copyright 2021 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // The C definitions for gprof.go. That file uses //export so // it can't put function definitions in the "C" import comment. #include <stdint.h> #include <stdlib.h> // Functions exported from Go. extern void GoSleep(); struct cgoContextArg { uintptr_t context; }; void gprofCgoContext(void *arg) { ((struct cgoContextArg*)arg)->context = 1; } void gprofCgoTraceback(void *arg) { // spend some time here so the P is more likely to be retaken. volatile int i; for (i = 0; i < 123456789; i++); } void CallGoSleep() { GoSleep(); }
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