freebsd-skq/sys/powerpc/include/setjmp.h
nwhitehorn f5d714b876 Use setjmp() instead of the identical-except-for-having-a-wrong-prototype
setfault() when testing for faults. This should also help the compiler
do the right thing with this complicated-to-optimize function.
2016-01-10 16:42:14 +00:00

29 lines
711 B
C

/*-
* $NetBSD: setjmp.h,v 1.3 1998/09/16 23:51:27 thorpej Exp $
* $FreeBSD$
*/
#ifndef _MACHINE_SETJMP_H_
#define _MACHINE_SETJMP_H_
#include <sys/cdefs.h>
#ifdef _KERNEL
#define _JBLEN 25 /* Kernel doesn't save FP and Altivec regs */
#else
#define _JBLEN 100
#endif
/*
* jmp_buf and sigjmp_buf are encapsulated in different structs to force
* compile-time diagnostics for mismatches. The structs are the same
* internally to avoid some run-time errors for mismatches.
*/
#if __BSD_VISIBLE || __POSIX_VISIBLE || __XSI_VISIBLE
typedef struct _sigjmp_buf { long _sjb[_JBLEN + 1]; } sigjmp_buf[1];
#endif
typedef struct _jmp_buf { long _jb[_JBLEN + 1]; } jmp_buf[1];
#endif /* !_MACHINE_SETJMP_H_ */