1 /* Copyright (C) 2011-2018 Free Software Foundation, Inc.
3 The GNU C Library is free software; you can redistribute it and/or
4 modify it under the terms of the GNU Lesser General Public
5 License as published by the Free Software Foundation; either
6 version 2.1 of the License, or (at your option) any later version.
8 The GNU C Library is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 Lesser General Public License for more details.
13 You should have received a copy of the GNU Lesser General Public
14 License along with the GNU C Library. If not, see
15 <http://www.gnu.org/licenses/>. */
18 #define __ASSEMBLY__ /* for kernel headers */
19 #include <linux/sched.h>
20 #include <asm/signal.h>
22 /* Clone the calling process, but without copying the whole address space.
23 The calling process is suspended until the new process exits or is
24 replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
25 and the process ID of the new process to the old process. */
30 moveli r0, CLONE_VFORK | CLONE_VM | SIGCHLD
37 moveli TREG_SYSCALL_NR_NAME, __NR_clone
43 libc_hidden_def (vfork)
45 weak_alias (__vfork, vfork)