diff options
Diffstat (limited to 'sysdeps/powerpc/novmx-sigjmp.c')
-rw-r--r-- | sysdeps/powerpc/novmx-sigjmp.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sysdeps/powerpc/novmx-sigjmp.c b/sysdeps/powerpc/novmx-sigjmp.c new file mode 100644 index 0000000000..7489ded4a9 --- /dev/null +++ b/sysdeps/powerpc/novmx-sigjmp.c @@ -0,0 +1,50 @@ +/* Copyright (C) 1992, 1994, 1997, 2003, 2004 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 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* Copy of sysdeps/generic/sigjmp.c modified for backward compatibility + with old non AltiVec/VMX setjmp. */ + +#include <bits/wordsize.h> +#include <shlib-compat.h> +#if !defined NOT_IN_libc && defined SHARED +# if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) +# include <stddef.h> +# include <novmxsetjmp.h> +# include <signal.h> + +/* This function is called by the `sigsetjmp' macro + before doing a `__setjmp' on ENV[0].__jmpbuf. + Always return zero. */ + +int +__novmx__sigjmp_save (__novmx__sigjmp_buf env, int savemask) +{ + env[0].__mask_was_saved = (savemask && + __sigprocmask (SIG_BLOCK, (sigset_t *) NULL, + &env[0].__saved_mask) == 0); + + return 0; +} + +# if __WORDSIZE == 64 +symbol_version (__novmx__sigjmp_save,__sigjmp_save,GLIBC_2.3); +# else +symbol_version (__novmx__sigjmp_save,__sigjmp_save,GLIBC_2.0); +# endif /* __WORDSIZE == 64 */ +# endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */ +#endif /* !NOT_IN_libc && SHARED */ |