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Microsoft Windows NT Build 511 (DDK SDK) 11-01-1993

/***
*setjmp.h - definitions/declarations for setjmp/longjmp routines
*
*	Copyright (c) 1985-1993, 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

#ifdef __cplusplus
extern "C" {
#endif


/*
 * Conditional macro definition for function calling type and variable type
 * qualifiers.
 */
#if   ( (_MSC_VER >= 800) && (_M_IX86 >= 300) )

/*
 * Definitions for MS C8-32 (386/486) compiler
 */
#define _CRTAPI1 __cdecl
#define _CRTAPI2 __cdecl

#else

/*
 * Other compilers (e.g., MIPS)
 */
#define _CRTAPI1
#define _CRTAPI2

#endif




/*
 * Definitions specific to particular setjmp implementations.
 */
#ifdef	_M_IX86

/*
 * MS C8-32 or older MS C6-386 compilers
 */
#ifndef _INC_SETJMPEX
#define setjmp	_setjmp
#endif
#define _JBLEN	8
#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;
} _JUMP_BUFFER;

#else

/*
 * Assume compiler implements setjmp as a function
 */
#define _setjmp setjmp

#endif


#if     defined(_M_MRX000) || defined(_MIPS_)
/*
 * 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;

#endif


#if defined(_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
#undef _setjmp
#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 _CRTAPI1 setjmp(jmp_buf);
void _CRTAPI1 longjmp(jmp_buf, int);

#ifdef __cplusplus
}
#endif

#define _INC_SETJMP
#endif	/* _INC_SETJMP */

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