/* * Copyright (c) 1992 Helsinki University of Technology * All Rights Reserved. * * Permission to use, copy, modify and distribute this software and its * documentation is hereby granted, provided that both the copyright * notice and this permission notice appear in all copies of the * software, derivative works or modified versions, and any portions * thereof, and that both notices appear in supporting documentation. * * HELSINKI UNIVERSITY OF TECHNOLOGY ALLOWS FREE USE OF THIS SOFTWARE IN * ITS "AS IS" CONDITION. HELSINKI UNIVERSITY OF TECHNOLOGY DISCLAIMS ANY * LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE * USE OF THIS SOFTWARE. */ #include "SYS.h" #if defined(SYSLIBC_SCCS) .text .asciz "$OpenBSD: Ovfork.S,v 1.2 1996/08/19 08:17:04 tholo Exp $" #endif /* SYSLIBC_SCCS */ /* * r0 = pid of child in parent / pid of parent in child * r1 = 0 in parent, 1 in child */ SYSCALL(vfork) cmpqd 0,r1 beq parent movqd 0,r0 parent: ret 0