Source code of Windows XP (NT5)
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/***
*setjmp.h - definitions/declarations for setjmp/longjmp routines** Copyright (c) 1985-1994, Microsoft Corporation. All rights reserved.**Purpose:* This file defines the machine-dependent buffer used by* setjmp/longjmp to save and restore the program state, and* declarations for those routines.* [ANSI/System V]*****/
#ifndef _INC_SETJMP
#define _INC_SETJMP
#ifdef __cplusplus
extern "C" {#endif
/* Define _CRTAPI1 (for compatibility with the NT SDK) */
#ifndef _CRTAPI1
#if ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
#define _CRTAPI1 __cdecl
#else
#define _CRTAPI1
#endif
#endif
/* Define _CRTAPI2 (for compatibility with the NT SDK) */
#ifndef _CRTAPI2
#if ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )
#define _CRTAPI2 __cdecl
#else
#define _CRTAPI2
#endif
#endif
/* Define _CRTIMP */
#ifndef _CRTIMP
#ifdef _NTSDK
/* definition compatible with NT SDK */#define _CRTIMP
#else /* ndef _NTSDK */
/* current definition */#ifdef _DLL
#define _CRTIMP __declspec(dllimport)
#else /* ndef _DLL */
#define _CRTIMP
#endif /* _DLL */
#endif /* _NTSDK */
#endif /* _CRTIMP */
/* Define __cdecl for non-Microsoft compilers */
#if ( !defined(_MSC_VER) && !defined(__cdecl) )
#define __cdecl
#endif
/*
* Definitions specific to particular setjmp implementations. */
#if defined(_M_IX86)
/*
* MS compiler for x86 */
#ifndef _INC_SETJMPEX
#define setjmp _setjmp
#endif
#define _JBLEN 16
#define _JBTYPE int
/*
* Define jump buffer layout for x86 setjmp/longjmp. */typedef struct __JUMP_BUFFER { unsigned long Ebp; unsigned long Ebx; unsigned long Edi; unsigned long Esi; unsigned long Esp; unsigned long Eip; unsigned long Registration; unsigned long TryLevel; unsigned long Cookie; unsigned long UnwindFunc; unsigned long UnwindData[6];} _JUMP_BUFFER;
#elif defined(_M_MRX000)
/*
* All MIPS implementations need _JBLEN of 16 */#define _JBLEN 16
#define _JBTYPE double
/*
* Define jump buffer layout for MIPS setjmp/longjmp. */typedef struct __JUMP_BUFFER { unsigned long FltF20; unsigned long FltF21; unsigned long FltF22; unsigned long FltF23; unsigned long FltF24; unsigned long FltF25; unsigned long FltF26; unsigned long FltF27; unsigned long FltF28; unsigned long FltF29; unsigned long FltF30; unsigned long FltF31; unsigned long IntS0; unsigned long IntS1; unsigned long IntS2; unsigned long IntS3; unsigned long IntS4; unsigned long IntS5; unsigned long IntS6; unsigned long IntS7; unsigned long IntS8; unsigned long IntSp; unsigned long Type; unsigned long Fir;} _JUMP_BUFFER;
#elif defined(_M_ALPHA)
/*
* The Alpha C8/GEM C compiler uses an intrinsic _setjmp. * The Alpha acc compiler implements setjmp as a function. */#ifdef _MSC_VER
#ifndef _INC_SETJMPEX
#define setjmp _setjmp
#endif
#endif
/*
* Alpha implementations use a _JBLEN of 24 quadwords. * A double is used only to obtain quadword size and alignment. */#define _JBLEN 24
#define _JBTYPE double
/*
* Define jump buffer layout for Alpha setjmp/longjmp. * A double is used only to obtain quadword size and alignment. */typedef struct __JUMP_BUFFER { unsigned long Fp; unsigned long Pc; unsigned long Seb; unsigned long Type; double FltF2; double FltF3; double FltF4; double FltF5; double FltF6; double FltF7; double FltF8; double FltF9; double IntS0; double IntS1; double IntS2; double IntS3; double IntS4; double IntS5; double IntS6; double IntSp; double Fir; double Fill[5];} _JUMP_BUFFER;
#endif
/* Define the buffer type for holding the state information */
#ifndef _JMP_BUF_DEFINED
typedef _JBTYPE jmp_buf[_JBLEN];#define _JMP_BUF_DEFINED
#endif
/* Function prototypes */
int __cdecl setjmp(jmp_buf);_CRTIMP void __cdecl longjmp(jmp_buf, int);
#ifdef __cplusplus
}#endif
#endif /* _INC_SETJMP */
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