nptl/sysdeps/unix/sysv/linux/powerpc/pt-longjmp.c

   1 /* Copyright (C) 2002-2013 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <setjmp.h>
  20 #include <stdlib.h>
  21 #include <bits/wordsize.h>
  22 #include "pthreadP.h"
  23 #include  <shlib-compat.h>
  24 #if defined SHARED && SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_3_4)
  25
  26 /* These functions are not declared anywhere since they shouldn't be
  27    used at another place but here.  */
  28 extern void __novmx__libc_siglongjmp (sigjmp_buf env, int val)
  29      __attribute__ ((noreturn));
  30 extern void __novmx__libc_longjmp (sigjmp_buf env, int val)
  31      __attribute__ ((noreturn));
  32
  33
  34 void __novmx_siglongjmp (sigjmp_buf env, int val)
  35 {
  36   __novmx__libc_siglongjmp (env, val);
  37 }
  38
  39 void __novmx_longjmp (jmp_buf env, int val)
  40 {
  41   __novmx__libc_longjmp (env, val);
  42 }
  43
  44 # if __WORDSIZE == 64
  45 symbol_version (__novmx_longjmp,longjmp,GLIBC_2.3);
  46 symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.3);
  47 # else
  48 symbol_version (__novmx_longjmp,longjmp,GLIBC_2.0);
  49 symbol_version (__novmx_siglongjmp,siglongjmp,GLIBC_2.0);
  50 # endif
  51 #endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4))  */
  52
  53 void
  54 __vmx_longjmp (jmp_buf env, int val)
  55 {
  56   __libc_longjmp (env, val);
  57 }
  58
  59 void
  60 __vmx_siglongjmp (jmp_buf env, int val)
  61 {
  62   __libc_siglongjmp (env, val);
  63 }
  64
  65 versioned_symbol (libc, __vmx_longjmp, longjmp, GLIBC_2_3_4);
  66 versioned_symbol (libc, __vmx_siglongjmp, siglongjmp, GLIBC_2_3_4);