2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1997 John Birrell <jb@cimlogic.com.au>.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the author nor the names of any co-contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/cdefs.h>
33 #include "namespace.h"
37 #include "un-namespace.h"
39 #include "thr_private.h"
41 __weak_reference(_Tthr_kill, _pthread_kill);
42 __weak_reference(_Tthr_kill, pthread_kill);
45 _Tthr_kill(pthread_t pthread, int sig)
47 struct pthread *curthread;
50 /* Check for invalid signal numbers: */
51 if (sig < 0 || sig > _SIG_MAXSIG)
55 curthread = _get_curthread();
58 * Ensure the thread is in the list of active threads, and the
59 * signal is valid (signal 0 specifies error checking only) and
62 if (curthread == pthread) {
64 _thr_send_sig(pthread, sig);
66 } else if ((ret = _thr_find_thread(curthread, pthread,
67 /*include dead*/0)) == 0) {
69 _thr_send_sig(pthread, sig);
70 THR_THREAD_UNLOCK(curthread, pthread);
73 /* Return the completion status: */