2014-01-01 11:03:15 +00:00
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/* Copyright (C) 2000-2014 Free Software Foundation, Inc.
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2012-04-17 02:02:27 +00:00
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This file is part of the GNU C Library.
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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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2012-04-17 02:10:24 +00:00
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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2012-04-17 02:02:27 +00:00
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#include <sysdep.h>
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#define _SIGNAL_H
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#include <bits/signum.h>
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/* pid_t fork(void); */
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/* Implemented as a clone system call with parameters SIGCHLD and 0 */
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ENTRY(__libc_fork)
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alloc r2=ar.pfs,0,0,2,0
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mov out0=SIGCHLD /* Return SIGCHLD when child finishes */
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/* no other clone flags; nothing shared */
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mov out1=0 /* Standard sp value. */
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;;
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DO_CALL (SYS_ify (clone))
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cmp.eq p6,p0=-1,r10
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(p6) br.cond.spnt.few __syscall_error
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ret
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PSEUDO_END(__libc_fork)
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weak_alias (__libc_fork, __fork)
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libc_hidden_def (__fork)
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weak_alias (__libc_fork, fork)
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