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      1 /*	$NetBSD: compat_clock.c,v 1.2 2009/01/11 02:46:26 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  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>
     33 #if defined(LIBC_SCCS) && !defined(lint)
     34 __RCSID("$NetBSD: compat_clock.c,v 1.2 2009/01/11 02:46:26 christos Exp $");
     35 #endif /* LIBC_SCCS and not lint */
     36 
     37 #define __LIBC12_SOURCE__
     38 
     39 #include "namespace.h"
     40 #include <sys/types.h>
     41 #include <time.h>
     42 #include <compat/include/time.h>
     43 #include <sys/time.h>
     44 #include <compat/sys/time.h>
     45 
     46 __warn_references(clock_gettime,
     47     "warning: reference to compatibility clock_gettime(); include <time.h> to generate correct reference")
     48 __warn_references(clock_settime,
     49     "warning: reference to compatibility clock_settime(); include <time.h> to generate correct reference")
     50 __warn_references(clock_getres,
     51     "warning: reference to compatibility clock_getres(); include <time.h> to generate correct reference")
     52 
     53 #ifdef __weak_alias
     54 __weak_alias(clock_settime, _clock_settime)
     55 __weak_alias(__clock_settime, _clock_settime)
     56 __weak_alias(clock_gettime, _clock_gettime)
     57 __weak_alias(clock_getres, _clock_getres)
     58 #endif
     59 
     60 int
     61 clock_settime(clockid_t clockid, const struct timespec50 * tim50)
     62 {
     63 	struct timespec tim, *timp;
     64 	int error;
     65 
     66 	if (tim50)
     67 		timespec50_to_timespec(tim50, timp = &tim);
     68 	else
     69 		timp = NULL;
     70 	error = __clock_settime50(clockid, timp);
     71 	if (error)
     72 		return error;
     73 	return 0;
     74 }
     75 
     76 int
     77 clock_gettime(clockid_t clockid, struct timespec50 *tim50)
     78 {
     79 	struct timespec tim, *timp = tim50 ? &tim : NULL;
     80 	int error = __clock_gettime50(clockid, timp);
     81 	if (error)
     82 		return error;
     83 	if (tim50)
     84 		timespec_to_timespec50(timp, tim50);
     85 	return 0;
     86 }
     87 
     88 int
     89 clock_getres(clockid_t clockid, struct timespec50 *tim50)
     90 {
     91 	struct timespec tim, *timp = tim50 ? &tim : NULL;
     92 	int error = __clock_getres50(clockid, timp);
     93 	if (error)
     94 		return error;
     95 	if (tim50)
     96 		timespec_to_timespec50(timp, tim50);
     97 	return 0;
     98 }
     99