/*
 *  setjmp.h/csetjmp
 *
 * =========================================================================
 *
 *                          Open Watcom Project
 *
 * Copyright (c) 2004-2025 The Open Watcom Contributors. All Rights Reserved.
 * Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
 *
 *    This file is automatically generated. Do not edit directly.
 *
 * =========================================================================
 */
#ifndef _SETJMP_H_INCLUDED
#define _SETJMP_H_INCLUDED

#ifndef _ENABLE_AUTODEPEND
 #pragma read_only_file
#endif

#ifndef __cplusplus
 #error This header file requires C++
#endif

#ifndef __COMDEF_H_INCLUDED
 #include <_comdef.h>
#endif

extern "C" {

#ifdef __PPC__
 typedef unsigned int   jmp_buf[1];
#elif defined(__AXP__)
 typedef double         jmp_buf[24];
#elif defined(__MIPS__)
 typedef unsigned long  jmp_buf[26];
#elif defined(_M_IX86)
 typedef unsigned int   jmp_buf[13];
#endif

_WCRTLINK extern int    _setjmp( jmp_buf __env );
_WCRTLINK _WCNORETURN extern void   longjmp( jmp_buf __env, int __val );

#ifndef _SETJMPEX_H_INCLUDED_
 #define setjmp(__env)  _setjmp(__env)
#endif

#ifdef _M_IX86
  #if defined(__COMPACT__) || defined(__LARGE__)
   #pragma aux _setjmp __parm __caller [__dx __eax] __modify [__8087]
  #else
   #pragma aux _setjmp __parm __caller [__eax] __modify [__8087]
  #endif
#endif

#if defined( _POSIX_SOURCE ) || defined( _LINUX_SOURCE ) || !defined( _NO_EXT_KEYS ) /* extensions enabled */

#pragma pack( __push, 8 )

typedef struct {
    int         __flg;
    long        __msk;
    jmp_buf     __buf;
} sigjmp_buf[1];

#pragma pack( __pop )

_WCRTLINK extern void __sigjmpsave( sigjmp_buf __env, int __msk );
_WCRTLINK _WCNORETURN extern void siglongjmp( sigjmp_buf __env, int __val );

#define sigsetjmp( __env, __msk ) ( __sigjmpsave( __env, __msk ), \
                                    _setjmp( (__env)[0].__buf ) )

#endif /* extensions enabled */

} /* extern "C" */

#endif
