glibc/sysdeps/unix/bsd/i386/vfork.S
Ulrich Drepper a4baf360be Update.
* io/sys/stat.h [__USE_MISC]: Define __need_timespec for struct stat.
	* sysdeps/unix/sysv/linux/xstatconv.c (xstat_conv): Adjust for
	nsec resolution changes.
	(xstat64_conv): Likewise.
	(xstat32_conv): Likewise.
	* sysdeps/unix/sysv/linux/kernel_stat.h: Add nsec resolution for
	struct kernel_stat.
	* sysdeps/unix/sysv/linux/bits/stat.h: Add nsec resolution for
	structs stat and stat64.
	* time/time.h (__timespec_defined): Define for __USE_MISC.

2002-12-31  Ulrich Drepper  <drepper@redhat.com>

	* include/signal.h: Add libc_hidden_proto for __libc_current_sigrtmin
	and __libc_current_sigrtmax.

2002-12-31  Jakub Jelinek  <jakub@redhat.com>

	* include/errno.h (__errno_location): Add prototype.
	Use libc_hidden_proto unconditionally.
	* include/netdb.h (__h_errno_location): Use libc_hidden_proto
	unconditionally.
	* include/resolv.h (__res_state): Likewise.

	* hurd/errno-loc.c (__errno_location): Add libc_hidden_def.
	* include/sys/socket.h (accept): Add libc_hidden_proto.
	* include/errno.h (__errno_location): Likewise.
	* include/netdb.h (__h_errno_location): Likewise.
	* include/resolv.h (__res_state): Likewise.
	* include/unistd.h (__lseek): Likewise.
	* sysdeps/generic/errno-loc.c (__errno_location): Add libc_hidden_def.
	* sysdeps/generic/herrno-loc.c (__h_errno_location): Likewise.
	* sysdeps/generic/res-state.c (__res_state): Likewise.
	* sysdeps/generic/accept.c (accept): Likewise.
	* sysdeps/generic/lseek.c (__lseek): Likewise.
	* sysdeps/generic/allocrtsig.c (__libc_current_sigrtmin,
	__libc_current_sigrtmax): Likewise.
	* sysdeps/mach/hurd/accept.c (accept): Likewise.
	* sysdeps/mach/hurd/lseek.c (__lseek): Likewise.
	* sysdeps/unix/sysv/aix/accept.c (accept): Likewise.
	* sysdeps/unix/sysv/aix/lseek.c (__lseek): Likewise.
	* sysdeps/unix/sysv/linux/accept.S (accept): Likewise.
	* sysdeps/unix/inet/syscalls.list (__GI_accept): New alias to accept.
	* sysdeps/unix/sysv/linux/alpha/syscalls.list (__GI_accept): Likewise.
	* sysdeps/unix/sysv/linux/hppa/syscalls.list (__GI_accept): Likewise.
	* sysdeps/unix/sysv/linux/ia64/syscalls.list (__GI___lseek): New
	alias to llseek.
	(__GI_accept): New alias to accept.
	* sysdeps/unix/sysv/linux/mips/syscalls.list (__GI_accept): Likewise.
	* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list (__GI___lseek):
	New alias to llseek.
	(__GI_accept): New alias to accept.
	* sysdeps/unix/sysv/linux/sparc/sparc64/syscalls.list (__GI_accept):
	Likewise.
	* sysdeps/unix/sysv/linux/x86_64/syscalls.list (__GI_accept):
	Likewise.
	* sysdeps/unix/syscalls.list (__GI___lseek): New alias to lseek.

	* sysdeps/alpha/setjmp.S : Use libc_hidden_def(name) instead of
	strong_alias (name, __GI_name).
	* sysdeps/arm/bsd-_setjmp.S : Likewise.
	* sysdeps/hppa/bsd-_setjmp.S : Likewise.
	* sysdeps/i386/bsd-_setjmp.S : Likewise.
	* sysdeps/mips/mips64/bsd-_setjmp.S : Likewise.
	* sysdeps/mips/bsd-_setjmp.S : Likewise.
	* sysdeps/powerpc/powerpc32/bsd-_setjmp.S : Likewise.
	* sysdeps/powerpc/powerpc64/setjmp.S : Likewise.
	* sysdeps/s390/s390-32/elf/setjmp.S : Likewise.
	* sysdeps/s390/s390-32/bsd-_setjmp.S : Likewise.
	* sysdeps/s390/s390-64/elf/setjmp.S : Likewise.
	* sysdeps/s390/s390-64/bsd-_setjmp.S : Likewise.
	* sysdeps/sh/bsd-_setjmp.S : Likewise.
	* sysdeps/sparc/sparc32/setjmp.S : Likewise.
	* sysdeps/unix/arm/fork.S : Likewise.
	* sysdeps/unix/bsd/hp/m68k/vfork.S : Likewise.
	* sysdeps/unix/bsd/i386/vfork.S : Likewise.
	* sysdeps/unix/bsd/osf/alpha/fork.S : Likewise.
	* sysdeps/unix/bsd/sun/m68k/vfork.S : Likewise.
	* sysdeps/unix/bsd/ultrix4/mips/vfork.S : Likewise.
	* sysdeps/unix/bsd/vax/vfork.S : Likewise.
	* sysdeps/unix/i386/fork.S : Likewise.
	* sysdeps/unix/mips/fork.S : Likewise.
	* sysdeps/unix/sparc/fork.S : Likewise.
	* sysdeps/unix/sparc/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/arm/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/cris/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/i386/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/ia64/fork.S : Likewise.
	* sysdeps/unix/sysv/linux/ia64/setjmp.S : Likewise.
	* sysdeps/unix/sysv/linux/ia64/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/m68k/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/sh/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/longjmp.S : Likewise.
	* sysdeps/unix/sysv/linux/sparc/sparc64/setjmp.S : Likewise.
	* sysdeps/unix/sysv/linux/sparc/fork.S : Likewise.
	* sysdeps/unix/sysv/linux/sparc/vfork.S : Likewise.
	* sysdeps/unix/sysv/linux/x86_64/vfork.S : Likewise.
	* sysdeps/unix/fork.S : Likewise.
	* sysdeps/vax/bsd-_setjmp.S : Likewise.
	* sysdeps/x86_64/bsd-_setjmp.S : Likewise.

	* sysdeps/unix/sysv/linux/ia64/sysdep.h: Guard against multiple
	inclusion.
2002-12-31 20:46:11 +00:00

41 lines
1.6 KiB
ArmAsm

/* Copyright (C) 1993, 1994, 1995, 1997, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <sysdep.h>
/* Since vfork shares the address space between the parent and child,
we must take care to avoid the child unwinding the stack frame and
clobbering it for the parent. */
.text
ENTRY (__vfork)
popl scratch /* Save the return PC in a register. */
DO_CALL (vfork, 0) /* Do the system call. */
pushl scratch /* Put the return PC back on the stack. */
jb syscall_error /* Branch if error. */
/* R1 is now 0 for the parent and 1 for the child. Decrement it to
make it -1 (all bits set) for the parent, and 0 (no bits set)
for the child. Then AND it with R0, so the parent gets
R0&-1==R0, and the child gets R0&0==0. */
decl r1
andl r1, r0
ret
libc_hidden_def (__vfork)
weak_alias (__vfork, vfork)