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* sysdeps/hppa: Directory removed, saved in ports repository.
* sysdeps/mach/hppa: Likewise. * sysdeps/mach/hurd/hppa: Likewise. * sysdeps/unix/sysv/linux/hppa: Likewise. * configure.in (machine): Remove hppa* cases. * configure: Regenerated. * shlib-versions: Remove hppa cases. * sysdeps/m68k: Directory removed, saved in ports repository. * sysdeps/unix/bsd/m68k: Likewise. * sysdeps/unix/sysv/linux/m68k: Likewise. * configure.in (machine): Remove m68* cases. * configure: Regenerated.
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/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Schwab <schwab@gnu.org>.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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#define _ERRNO_H 1
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#include <bits/errno.h>
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#include <kernel-features.h>
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/* Clone the calling process, but without copying the whole address space.
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The calling process is suspended until the new process exits or is
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replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
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and the process ID of the new process to the old process. */
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ENTRY (__vfork)
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#ifdef __NR_vfork
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/* Pop the return PC value into A0. */
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movel %sp@+, %a0
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/* Stuff the syscall number in D0 and trap into the kernel. */
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movel #SYS_ify (vfork), %d0
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trap #0
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tstl %d0
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jmi .Lerror /* Branch forward if it failed. */
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/* Jump to the return PC. */
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jmp %a0@
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.Lerror:
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/* Push back the return PC. */
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movel %a0,%sp@-
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# ifdef __ASSUME_VFORK_SYSCALL
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# ifndef PIC
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jbra SYSCALL_ERROR_LABEL
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# endif
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# else
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/* Check if vfork syscall is known at all. */
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movel #-ENOSYS,%d1
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cmpl %d0,%d1
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jne SYSCALL_ERROR_LABEL
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# endif
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#endif
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#ifndef __ASSUME_VFORK_SYSCALL
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/* If we don't have vfork, fork is close enough. */
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movel #SYS_ify (fork), %d0
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trap #0
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tstl %d0
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jmi SYSCALL_ERROR_LABEL
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rts
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#endif
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PSEUDO_END (__vfork)
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libc_hidden_def (__vfork)
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weak_alias (__vfork, vfork)
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