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author | cvs2svn <cvs2svn@FreeBSD.org> | 1998-01-10 23:00:07 +0000 |
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committer | cvs2svn <cvs2svn@FreeBSD.org> | 1998-01-10 23:00:07 +0000 |
commit | 7c6e96080c4fb49bf912942804477d202a53396c (patch) | |
tree | 876b1afcb203be407dbb2ddfc69653f78b8680c2 /lib/libpthread/thread/thr_sigaction.c | |
parent | 1a06f650e6ca43e02260e8d252597fbed2cea73e (diff) | |
download | FreeBSD-src-7c6e96080c4fb49bf912942804477d202a53396c.zip FreeBSD-src-7c6e96080c4fb49bf912942804477d202a53396c.tar.gz |
This commit was manufactured by cvs2svn to create branch 'JB'.
Diffstat (limited to 'lib/libpthread/thread/thr_sigaction.c')
-rw-r--r-- | lib/libpthread/thread/thr_sigaction.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/lib/libpthread/thread/thr_sigaction.c b/lib/libpthread/thread/thr_sigaction.c deleted file mode 100644 index dd08405..0000000 --- a/lib/libpthread/thread/thr_sigaction.c +++ /dev/null @@ -1,82 +0,0 @@ -/* - * Copyright (c) 1995 John Birrell <jb@cimlogic.com.au>. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by John Birrell. - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ -#include <signal.h> -#include <errno.h> -#ifdef _THREAD_SAFE -#include <pthread.h> -#include "pthread_private.h" - -int -sigaction(int sig, const struct sigaction * act, struct sigaction * oact) -{ - int ret = 0; - int status; - - /* Check if the signal number is out of range: */ - if (sig < 1 || sig > NSIG) { - /* Return an invalid argument: */ - errno = EINVAL; - ret = -1; - } else { - /* - * Check if the existing signal action structure contents are - * to be returned: - */ - if (oact != NULL) { - /* Return the existing signal action contents: */ - oact->sa_handler = _thread_run->act[sig - 1].sa_handler; - oact->sa_mask = _thread_run->act[sig - 1].sa_mask; - oact->sa_flags = _thread_run->act[sig - 1].sa_flags; - } - /* Check if a signal action was supplied: */ - if (act != NULL) { - /* Block signals while the signal handler is changed: */ - _thread_kern_sig_block(&status); - - /* Set the new signal handler: */ - _thread_run->act[sig - 1].sa_handler = act->sa_handler; - _thread_run->act[sig - 1].sa_mask = act->sa_mask; - _thread_run->act[sig - 1].sa_flags = act->sa_flags; - - /* - * Unblock signals to allow the new signal handler to - * take effect: - */ - _thread_kern_sig_unblock(status); - } - } - - /* Return the completion status: */ - return (ret); -} -#endif |