glibc/sysdeps/unix/sysv/linux/ia64/unwind-forcedunwind.c

39 lines
1.3 KiB
C

/* Copyright (C) 2003-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>.
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, see
<http://www.gnu.org/licenses/>. */
#include <dlfcn.h>
#include <stdio.h>
#include <unwind.h>
#include <pthreadP.h>
static _Unwind_Word (*libgcc_s_getbsp) (struct _Unwind_Context *);
#define ARCH_CANCEL_INIT(handle) \
((libgcc_s_getbsp = __libc_dlsym (handle, "_Unwind_GetBSP")) == NULL)
#include <sysdeps/nptl/unwind-forcedunwind.c>
_Unwind_Word
_Unwind_GetBSP (struct _Unwind_Context *context)
{
if (__builtin_expect (libgcc_s_getbsp == NULL, 0))
pthread_cancel_init ();
return libgcc_s_getbsp (context);
}