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| author | Jakub Jelinek <jakub@redhat.com> | 2004-11-02 12:26:42 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2004-11-02 12:26:42 +0000 |
| commit | 80c96e8e6f452d6d9803f5a2e17030658f30afc4 (patch) | |
| tree | ef584f35ed7167c7a680783415a66799c3789233 /sysdeps/unix/bsd/hp/m68k/vfork.S | |
| parent | 0b5cfa4e0b7c9dc2cd81635307613c86c0f5e200 (diff) | |
| download | glibc-80c96e8e6f452d6d9803f5a2e17030658f30afc4.tar glibc-80c96e8e6f452d6d9803f5a2e17030658f30afc4.tar.gz glibc-80c96e8e6f452d6d9803f5a2e17030658f30afc4.tar.bz2 glibc-80c96e8e6f452d6d9803f5a2e17030658f30afc4.zip | |
Updated to fedora-glibc-20041102T1153
Diffstat (limited to 'sysdeps/unix/bsd/hp/m68k/vfork.S')
| -rw-r--r-- | sysdeps/unix/bsd/hp/m68k/vfork.S | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/sysdeps/unix/bsd/hp/m68k/vfork.S b/sysdeps/unix/bsd/hp/m68k/vfork.S deleted file mode 100644 index abcc1c3389..0000000000 --- a/sysdeps/unix/bsd/hp/m68k/vfork.S +++ /dev/null @@ -1,56 +0,0 @@ -/* Copyright (C) 1991, 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> - -#ifndef SYS_vfork -#define SYS_vfork 66 -#endif - -/* Clone the calling process, but without copying the whole address space. - The calling process is suspended until the new process exits or is - replaced by a call to `execve'. Return -1 for errors, 0 to the new process, - and the process ID of the new process to the old process. */ -.globl ___vfork -___vfork: - /* Pop the return PC value into A0. */ - moveal sp@+, a0 - - /* Stuff the syscall number in D0 and trap into the kernel. */ - movel #SYS_vfork, d0 - trap #0 - bcs error /* Branch forward if it failed. */ - - /* It succeeded. See which fork we're in. D1 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 D0, so the parent gets D0&-1==R0, and the child - gets D0&0==0. */ - subl #1, d1 - andl d1, d0 - - /* Jump to the return PC. */ - jmp a0@ - -error: - movel d0, _errno - moveq #-1, d0 - jmp a0@ -libc_hidden_def (__vfork) - -weak_alias (__vfork, vfork) |