|  | /* Copyright (C) 1992-2016 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, see | 
|  | <http://www.gnu.org/licenses/>.  */ | 
|  |  | 
|  | /* 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 IS_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; | 
|  | } | 
|  |  | 
|  | # endif /* SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) */ | 
|  | #endif /* IS_IN (libc) && SHARED  */ |