blob: 088bcb291e38831704fb7258422e875795dd67c9 [file] [log] [blame]
// Copyright 2015 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.
// +build linux,amd64
#include <errno.h>
#include <stdint.h>
#include <sys/mman.h>
#include "libcgo.h"
void *
x_cgo_mmap(void *addr, uintptr_t length, int32_t prot, int32_t flags, int32_t fd, uint32_t offset) {
void *p;
p = mmap(addr, length, prot, flags, fd, offset);
if (p == MAP_FAILED) {
/* This is what the Go code expects on failure. */
p = (void *) (uintptr_t) errno;
return p;