diff options
Diffstat (limited to 'lib/pthread_sigmask.c')
-rw-r--r-- | lib/pthread_sigmask.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/lib/pthread_sigmask.c b/lib/pthread_sigmask.c new file mode 100644 index 0000000000..1f460f13c4 --- /dev/null +++ b/lib/pthread_sigmask.c @@ -0,0 +1,29 @@ +/* POSIX compatible signal blocking for threads. + Copyright (C) 2011 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program 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 General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +/* Specification. */ +#include <signal.h> + +#include <errno.h> + +int +pthread_sigmask (int how, const sigset_t *new_mask, sigset_t *old_mask) +{ + int ret = sigprocmask (how, new_mask, old_mask); + return (ret < 0 ? errno : 0); +} |