diff options
Diffstat (limited to 'nptl/pt-longjmp.c')
-rw-r--r-- | nptl/pt-longjmp.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/nptl/pt-longjmp.c b/nptl/pt-longjmp.c deleted file mode 100644 index 2ef757e687..0000000000 --- a/nptl/pt-longjmp.c +++ /dev/null @@ -1,60 +0,0 @@ -/* ABI compatibility for 'longjmp' and 'siglongjmp' symbols in libpthread ABI. - Copyright (C) 2002-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. - - 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 <setjmp.h> -#include <shlib-compat.h> - -/* libpthread once had its own longjmp (and siglongjmp alias), though there - was no apparent reason for it. There is no use in having a separate - symbol in libpthread, but the historical ABI requires it. For static - linking, there is no need to provide anything here--the libc version - will be linked in. For shared library ABI compatibility, there must be - longjmp and siglongjmp symbols in libpthread.so; so we define them using - IFUNC to redirect to the libc function. */ - -#if SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_22) - -# if HAVE_IFUNC - -# undef INIT_ARCH -# define INIT_ARCH() -# define DEFINE_LONGJMP(name) libc_ifunc (name, &__libc_longjmp) - -extern __typeof(longjmp) longjmp_ifunc; -extern __typeof(siglongjmp) siglongjmp_ifunc; - -# else /* !HAVE_IFUNC */ - -static void __attribute__ ((noreturn, used)) -longjmp_compat (jmp_buf env, int val) -{ - __libc_longjmp (env, val); -} - -# define DEFINE_LONGJMP(name) strong_alias (longjmp_compat, name) - -# endif /* HAVE_IFUNC */ - -DEFINE_LONGJMP (longjmp_ifunc) -compat_symbol (libpthread, longjmp_ifunc, longjmp, GLIBC_2_0); - -strong_alias (longjmp_ifunc, siglongjmp_ifunc) -compat_symbol (libpthread, siglongjmp_ifunc, siglongjmp, GLIBC_2_0); - -#endif |