bsd/i386/setjmp.h

   1 /*
   2  * Copyright (c) 2000-2002 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * The contents of this file constitute Original Code as defined in and
   7  * are subject to the Apple Public Source License Version 1.1 (the
   8  * "License").  You may not use this file except in compliance with the
   9  * License.  Please obtain a copy of the License at
  10  * http://www.apple.com/publicsource and read it before using this file.
  11  *
  12  * This Original Code and all software distributed under the License are
  13  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  14  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  15  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
  17  * License for the specific language governing rights and limitations
  18  * under the License.
  19  *
  20  * @APPLE_LICENSE_HEADER_END@
  21  */
  22 /* Copyright (c) 1992 NeXT Computer, Inc.  All rights reserved.
  23  *
  24  *      File:   setjmp.h
  25  *
  26  *      Declaration of setjmp routines and data structures.
  27  */
  28 #ifndef _BSD_I386_SETJMP_H
  29 #define _BSD_I386_SETJMP_H
  30
  31 #include <sys/cdefs.h>
  32 #include <i386/signal.h>
  33
  34 typedef struct sigcontext jmp_buf[1];
  35
  36 #define _JBLEN ((sizeof(struct sigcontext)) / sizeof(int))
  37 typedef int sigjmp_buf[_JBLEN+1];
  38
  39 __BEGIN_DECLS
  40 extern int setjmp __P((jmp_buf env));
  41 extern void longjmp __P((jmp_buf env, int val));
  42
  43 #ifndef _ANSI_SOURCE
  44 int sigsetjmp __P((sigjmp_buf env, int val));
  45 void siglongjmp __P((sigjmp_buf env, int val));
  46 #endif /* _ANSI_SOURCE  */
  47
  48 #if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
  49 int     _setjmp __P((jmp_buf env));
  50 void    _longjmp __P((jmp_buf, int val));
  51 void    longjmperror __P((void));
  52 #endif /* neither ANSI nor POSIX */
  53 __END_DECLS
  54 #endif /* !_BSD_I386_SETJMP_H */