GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libc/sys/w_vfork.c Lines: 0 6 0.0 %
Date: 2017-11-07 Branches: 0 4 0.0 %

Line Branch Exec Source
1
/*	$OpenBSD: w_vfork.c,v 1.1 2016/05/07 19:05:22 guenther Exp $ */
2
/*
3
 * Copyright (c) 2015 Philip Guenther <guenther@openbsd.org>
4
 *
5
 * Permission to use, copy, modify, and distribute this software for any
6
 * purpose with or without fee is hereby granted, provided that the above
7
 * copyright notice and this permission notice appear in all copies.
8
 *
9
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16
 */
17
18
#include <tib.h>
19
#include <unistd.h>
20
#include "thread_private.h"
21
22
pid_t
23
WRAP(vfork)(void)
24
{
25
	pid_t newid;
26
27
	if (_thread_cb.tc_vfork != NULL)
28
		return (_thread_cb.tc_vfork());
29
	newid = vfork();
30
	if (newid == 0)
31
		TIB_GET()->tib_tid = getthrid();
32
	return newid;
33
}
34
DEF_WRAP(vfork);