diff options
Diffstat (limited to 'libc/sysdeps/linux/ia64/fork.S')
-rw-r--r-- | libc/sysdeps/linux/ia64/fork.S | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/ia64/fork.S b/libc/sysdeps/linux/ia64/fork.S new file mode 100644 index 000000000..96d047f3f --- /dev/null +++ b/libc/sysdeps/linux/ia64/fork.S @@ -0,0 +1,41 @@ +/* Copyright (C) 2000, 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" +#define _SIGNAL_H +#include <bits/signum.h> + +/* pid_t fork(void); */ +/* Implemented as a clone system call with parameters SIGCHLD and 0 */ + +ENTRY(__libc_fork) + alloc r2=ar.pfs,0,0,2,0 + mov out0=SIGCHLD /* Return SIGCHLD when child finishes */ + /* no other clone flags; nothing shared */ + mov out1=0 /* Standard sp value. */ + ;; + DO_CALL (SYS_ify (clone)) + cmp.eq p6,p0=-1,r10 +(p6) br.cond.spnt.few __syscall_error + ret +PSEUDO_END(__libc_fork) + +weak_alias (__libc_fork, __fork) +libc_hidden_def (__fork) +weak_alias (__libc_fork, fork) |