Home | History | Annotate | Line # | Download | only in sys 
      1 /*	$NetBSD: compat_sigtimedwait.c,v 1.3 2024/01/20 14:52:46 christos Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 #include <sys/cdefs.h>
     39 #if defined(LIBC_SCCS) && !defined(lint)
     40 __RCSID("$NetBSD: compat_sigtimedwait.c,v 1.3 2024/01/20 14:52:46 christos Exp $");
     41 #endif /* LIBC_SCCS and not lint */
     42 
     43 #include "namespace.h"
     44 #undef sys_siglist
     45 #define __LIBC12_SOURCE__
     46 #include <time.h>
     47 #include <compat/include/time.h>
     48 #include <signal.h>
     49 #include <compat/include/signal.h>
     50 
     51 #ifdef __weak_alias
     52 __weak_alias(sigtimedwait, _sigtimedwait)
     53 #endif
     54 /*
     55  * Copy timeout to local variable and call the syscall.
     56  */
     57 int
     58 sigtimedwait(const sigset_t * __restrict set, siginfo_t * __restrict info,
     59     const struct timespec50 * __restrict timeout)
     60 {
     61 	struct timespec ts;
     62 
     63 	if (timeout) {
     64 		timespec50_to_timespec(timeout, &ts);
     65 		return ____sigtimedwait50(set, info, &ts);
     66 	} else
     67 		return ____sigtimedwait50(set, info, NULL);
     68 }
     69 
     70 int
     71 __sigtimedwait(const sigset_t * __restrict set, siginfo_t * __restrict info,
     72     struct timespec50 * __restrict timeout)
     73 {
     74 	return sigtimedwait(set, info, timeout);
     75 }
     76