| /* Copyright (C) 1992-2014 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/>. */ |
| |
| #include <stddef.h> |
| #include <setjmp.h> |
| #include <signal.h> |
| |
| /* This function is called by the `sigsetjmp' macro |
| before doing a `__setjmp' on ENV[0].__jmpbuf. |
| Always return zero. */ |
| |
| int |
| __sigjmp_save (sigjmp_buf env, int savemask) |
| { |
| env[0].__mask_was_saved = (savemask && |
| __sigprocmask (SIG_BLOCK, (sigset_t *) NULL, |
| &env[0].__saved_mask) == 0); |
| |
| return 0; |
| } |
