glibc/sysdeps/stub/longjmp-ctx.c
1995-02-18 01:27:10 +00:00

33 lines
1.3 KiB
C

/* Perform a `longjmp' on a `struct sigcontext'. Stub version.
Copyright (C) 1994 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., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#include <setjmp.h>
#include <signal.h>
#include <string.h>
void
_hurd_longjmp_sigcontext (struct sigcontext *scp, jmp_buf env, int retval)
{
memset (scp, 0, sizeof (*scp));
/* Set all the registers in *SCP to the values described by ENV and RETVAL.
After this, calling `__sigreturn (SCP)' in that thread should be just
like calling `longjmp (ENV, RETVAL)'. */
#error "Need to write sysdeps/mach/hurd/MACHINE/longjmp-ctx.c"
}