sys/cpu/i386/include/setjmp.h

   1 /* $FreeBSD: src/sys/i386/include/setjmp.h,v 1.4.2.1 2000/10/27 09:16:05 bde Exp $ */
   2 /* $DragonFly: src/sys/cpu/i386/include/setjmp.h,v 1.4 2006/11/07 17:51:21 dillon Exp $ */
   3 /*
   4  * Copyright (c) 1998 John Birrell <jb@cimlogic.com.au>.
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. All advertising materials mentioning features or use of this software
  16  *    must display the following acknowledgement:
  17  *      This product includes software developed by John Birrell.
  18  * 4. Neither the name of the author nor the names of any co-contributors
  19  *    may be used to endorse or promote products derived from this software
  20  *    without specific prior written permission.
  21  *
  22  * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
  23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  32  * SUCH DAMAGE.
  33  *
  34  */
  35
  36 #ifndef _CPU_SETJMP_H_
  37 #define _CPU_SETJMP_H_
  38
  39 #define _JBLEN  11              /* Size of the jmp_buf on x86. */
  40
  41 /*
  42  * jmp_buf and sigjmp_buf are encapsulated in different structs to force
  43  * compile-time diagnostics for mismatches.  The structs are the same
  44  * internally to avoid some run-time errors for mismatches.
  45  */
  46 #ifndef _ANSI_SOURCE
  47 typedef struct _sigjmp_buf { int _sjb[_JBLEN + 1]; } sigjmp_buf[1];
  48 #endif /* not ANSI */
  49
  50 typedef struct _jmp_buf { int _jb[_JBLEN + 1]; } jmp_buf[1];
  51
  52 #endif
  53