| | 1 | /* |
| | 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * @APPLE_LICENSE_HEADER_START@ |
| | 5 | * |
| | 6 | * This file contains Original Code and/or Modifications of Original Code |
| | 7 | * as defined in and that are subject to the Apple Public Source License |
| | 8 | * Version 2.0 (the 'License'). You may not use this file except in |
| | 9 | * compliance with the License. Please obtain a copy of the License at |
| | 10 | * http://www.opensource.apple.com/apsl/ and read it before using this |
| | 11 | * file. |
| | 12 | * |
| | 13 | * The Original Code and all software distributed under the License are |
| | 14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| | 15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| | 16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, |
| | 17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| | 18 | * Please see the License for the specific language governing rights and |
| | 19 | * limitations under the License. |
| | 20 | * |
| | 21 | * @APPLE_LICENSE_HEADER_END@ |
| | 22 | */ |
| | 23 | /* Copyright (c) 1992 NeXT Computer, Inc. All rights reserved. |
| | 24 | * |
| | 25 | * File: libc/m98k/sys/sigreturn.s |
| | 26 | * |
| | 27 | * The sigreturn() system call. |
| | 28 | * |
| | 29 | * The M98K sigcontext structure is more robust than older cousins. |
| | 30 | * This routine is responsible for restoring register state |
| | 31 | * based on the setting of sc_regs_saved before trapping into the |
| | 32 | * kernel. See <bsd/m98k/signal.h> |
| | 33 | * |
| | 34 | * HISTORY |
| | 35 | * 18-Nov-92 Ben Fathi (benf@next.com) |
| | 36 | * Ported to m98k. |
| | 37 | * |
| | 38 | * 13-Jan-92 Peter King (king@next.com) |
| | 39 | * Created. |
| | 40 | */ |
| | 41 | |
| | 42 | #import "assym.h" |
| | 43 | #import "SYS.h" |
| | 44 | |
| | 45 | /* |
| | 46 | * r3 = sigcontext pointer |
| | 47 | */ |
| | 48 | |
| | 49 | LEAF(_sigreturn) |
| | 50 | |
| | 51 | /* Now call the kernel routine to restore the rest */ |
| | 52 | |
| | 53 | SYSCALL_NONAME(sigreturn, 1) |
| | 54 | blr |
| | 55 | END(_sigreturn) |
projects / apple / libc.git / blame_incremental