1 /* Copyright (C) 2003 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Martin Schwidefsky <schwidefsky@de.ibm.com>
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <http://www.gnu.org/licenses/>. */
19 #include <sysdep-cancel.h>
21 #include <bits/errno.h>
23 /* Clone the calling process, but without copying the whole address space.
24 The calling process is suspended until the new process exits or is
25 replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
26 and the process ID of the new process to the old process. */
30 larl %r1,__libc_pthread_functions
34 larl %r1,pthread_create
37 jgne HIDDEN_JUMPTARGET(fork)
39 /* Do vfork system call. */
42 /* Check for error. */
45 jgnl SYSCALL_ERROR_LABEL
51 libc_hidden_def (__vfork)
53 weak_alias (__vfork, vfork)