newlib/winsup/mingw/include/setjmp.h
Danny Smith 25b4cace74 *include/assert.h: Qualify all functions with __MINGW_NOTHROW.
*include/conio.h:  Likewise.
	*include/ctype.h:  Likewise.
	*include/direct.h:  Likewise.
	*include/dos.h:  Likewise.
	*include/errno.h:  Likewise.
	*include/fenv.h:  Likewise.
	*include/float.h:  Likewise.
	*include/inttypes.h:  Likewise.
	*include/io.h:  Likewise.
	*include/libgen.h:  Likewise.
	*include/locale.h:  Likewise.
	*include/malloc.h:  Likewise.
	*include/mbctype.h:  Likewise.
	*include/mbstring.h:  Likewise.
	*include/process.h:  Likewise.
	*include/search.h:  Likewise.
	*include/setjmp.h:  Likewise.
	*include/signal.h:  Likewise.
	*include/stdio.h:  Likewise.
	*include/stdlib.h:  Likewise.
	*include/string.h:  Likewise.
	*include/time.h:  Likewise.
	*include/wchar.h:  Likewise.
	*include/sys/stat.h:  Likewise.
	*include/sys/time.h:  Likewise.
	*include/sys/timeb.h:  Likewise.
	*include/sys/utime.h:  Likewise.
2007-06-23 07:34:16 +00:00

57 lines
1.4 KiB
C

/*
* setjmp.h
* This file has no copyright assigned and is placed in the Public Domain.
* This file is a part of the mingw-runtime package.
* No warranty is given; refer to the file DISCLAIMER within the package.
*
* Declarations supporting setjmp and longjump, a method for avoiding
* the normal function call return sequence. (Bleah!)
*
*/
#ifndef _SETJMP_H_
#define _SETJMP_H_
/* All the headers include this file. */
#include <_mingw.h>
#ifndef RC_INVOKED
#ifdef __cplusplus
extern "C" {
#endif
/*
* The buffer used by setjmp to store the information used by longjmp
* to perform it's evil goto-like work. The size of this buffer was
* determined through experimentation; it's contents are a mystery.
* NOTE: This was determined on an i386 (actually a Pentium). The
* contents could be different on an Alpha or something else.
*/
#define _JBLEN 16
#define _JBTYPE int
typedef _JBTYPE jmp_buf[_JBLEN];
/*
* The function provided by CRTDLL which appears to do the actual work
* of setjmp.
*/
_CRTIMP int __cdecl __MINGW_NOTHROW _setjmp (jmp_buf);
#define setjmp(x) _setjmp(x)
/*
* Return to the last setjmp call and act as if setjmp had returned
* nVal (which had better be non-zero!).
*/
_CRTIMP void __cdecl __MINGW_NOTHROW longjmp (jmp_buf, int) __MINGW_ATTRIB_NORETURN;
#ifdef __cplusplus
}
#endif
#endif /* Not RC_INVOKED */
#endif /* Not _SETJMP_H_ */