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/*
setjmp.h
stubs for future use.
*/
#ifndef _SETJMP_H_
#ifdef __cplusplus
extern "C" {
#endif
#define _SETJMP_H_
#include "_ansi.h"
#include <machine/setjmp.h>
#include <signal.h> /* for sigset_t and sigprocmask */
typedef struct __sigjmpbuf
{
__jmp_buf __buf;
int __is_mask_saved;
sigset_t __saved_mask;
} sigjmp_buf;
typedef __jmp_buf jmp_buf;
void _EXFUN(longjmp,(jmp_buf __jmpb, int __retval));
int _EXFUN(setjmp,(jmp_buf __jmpb));
void _EXFUN(siglongjmp,(sigjmp_buf __jmpb, int __retval));
int _EXFUN(sigsetjmp,(sigjmp_buf __jmpb, int __savemask));
/* sigsetjmp is implemented as macro using setjmp */
#define sigsetjmp(__jmpb, __savemask) \
( __jmpb.__is_mask_saved = __savemask && \
(sigprocmask (SIG_BLOCK, NULL, &__jmpb.__saved_mask) == 0), \
setjmp (__jmpb.__buf) )
#ifdef __cplusplus
}
#endif
#endif /* _SETJMP_H_ */
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