diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/ia64/nptl/unwind-forcedunwind.c')
-rw-r--r-- | ports/sysdeps/unix/sysv/linux/ia64/nptl/unwind-forcedunwind.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/ia64/nptl/unwind-forcedunwind.c b/ports/sysdeps/unix/sysv/linux/ia64/nptl/unwind-forcedunwind.c new file mode 100644 index 0000000000..ad6890428b --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/ia64/nptl/unwind-forcedunwind.c @@ -0,0 +1,38 @@ +/* Copyright (C) 2003, 2006 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/pthread/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); +} |