/* 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, see <http://www.gnu.org/licenses/>. */ #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 */ #ifdef __UCLIBC_HAS_THREADS__ .weak fork #endif ENTRY(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(fork) #ifdef __UCLIBC_HAS_THREADS__ strong_alias(fork,__libc_fork) #endif libc_hidden_def(fork)