From 51392753a0b6190a3755880cf473903a4752884e Mon Sep 17 00:00:00 2001 From: Theo de Raadt Date: Sun, 17 Feb 2002 23:40:59 +0000 Subject: rfork() needs a fork.S-like stub as well; ok art --- lib/libc/arch/sparc64/sys/rfork.S | 47 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 47 insertions(+) create mode 100644 lib/libc/arch/sparc64/sys/rfork.S (limited to 'lib/libc/arch/sparc64') diff --git a/lib/libc/arch/sparc64/sys/rfork.S b/lib/libc/arch/sparc64/sys/rfork.S new file mode 100644 index 00000000000..f4fbd656c38 --- /dev/null +++ b/lib/libc/arch/sparc64/sys/rfork.S @@ -0,0 +1,47 @@ +/* $OpenBSD: rfork.S,v 1.1 2002/02/17 23:40:57 deraadt Exp $ */ + +/* + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * This software was developed by the Computer Systems Engineering group + * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and + * contributed to Berkeley. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include + +#include "SYS.h" + +SYSCALL(rfork) + dec %o1 /* from 1 to 0 in child, 0 to -1 in parent */ + retl + and %o0, %o1, %o0 /* return 0 in child, pid in parent */ -- cgit v1.2.3