From 8bee736e612e0f3f6c27dd07514d061bc85dbf3b Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Tue, 6 Mar 2001 00:13:05 +0000 Subject: I just grabbed the bits dir from glibc 2.1.3 on a sparc box to facilitate the sparc porting work being done by Mathew Bosworth. -Erik --- libc/sysdeps/linux/sparc/bits/setjmp.h | 54 ++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 libc/sysdeps/linux/sparc/bits/setjmp.h (limited to 'libc/sysdeps/linux/sparc/bits/setjmp.h') diff --git a/libc/sysdeps/linux/sparc/bits/setjmp.h b/libc/sysdeps/linux/sparc/bits/setjmp.h new file mode 100644 index 000000000..6f61e358a --- /dev/null +++ b/libc/sysdeps/linux/sparc/bits/setjmp.h @@ -0,0 +1,54 @@ +/* Copyright (C) 1997,1999 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + + +#ifndef _SETJMP_H +# error "Never include directly; use instead." +#endif + +#include + +#if __WORDSIZE == 64 + +#include + +typedef ucontext_t __jmp_buf[1]; + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((unsigned long int) (address) < (jmpbuf)->uc_mcontext.mc_fp) + +#else + +#if defined __USE_MISC || defined _ASM +# define JB_SP 0 +# define JB_FP 1 +# define JB_PC 2 +#endif + +#ifndef _ASM +typedef int __jmp_buf[3]; +#endif + +/* Test if longjmp to JMPBUF would unwind the frame + containing a local variable at ADDRESS. */ +#define _JMPBUF_UNWINDS(jmpbuf, address) \ + ((int) (address) < (jmpbuf)[JB_SP]) + +#endif -- cgit v1.2.3