glibc/sysdeps/vax/setjmp.c
2001-07-06 04:56:23 +00:00

35 lines
1.3 KiB
C

/* Copyright (C) 1991, 1992, 1994, 1997 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Derived from @(#)_setjmp.s 5.7 (Berkeley) 6/27/88,
Copyright (c) 1980 Regents of the University of California.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <setjmp.h>
/* Save the current program position in ENV and return 0. */
int
__sigsetjmp (jmp_buf env, int savemask)
{
/* Save our caller's FP and PC. */
asm ("movl 12(fp), %0" : "=g" (env[0].__jmpbuf[0].__fp));
asm ("movl 16(fp), %0" : "=g" (env[0].__jmpbuf[0].__pc));
/* Save the signal mask if requested. */
return __sigjmp_save (env, savemask);
}