X-Git-Url: https://git.xandkar.net/?p=khatus.git;a=blobdiff_plain;f=x5%2Fbsdtimespec.h;fp=x5%2Fbsdtimespec.h;h=88ee778d50c9a0a1ea61d660f116e3742cf11247;hp=0000000000000000000000000000000000000000;hb=b7487ec5a6f62c0c57836fff6cbaa52b116f0831;hpb=fb8745ba18e5b96680cd612d6a0be78cfcd7eaf3 diff --git a/x5/bsdtimespec.h b/x5/bsdtimespec.h new file mode 100644 index 0000000..88ee778 --- /dev/null +++ b/x5/bsdtimespec.h @@ -0,0 +1,73 @@ +/* $OpenBSD: time.h,v 1.36 2016/09/12 19:41:20 guenther Exp $ */ +/* $NetBSD: time.h,v 1.18 1996/04/23 10:29:33 mycroft Exp $ */ + +/* + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. 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. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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. + * + * @(#)time.h 8.2 (Berkeley) 7/10/94 + */ + +/* Operations on timespecs. */ +#ifndef timespecclear +#define timespecclear(tsp) (tsp)->tv_sec = (tsp)->tv_nsec = 0 +#endif + +#ifndef timespecisset +#define timespecisset(tsp) ((tsp)->tv_sec || (tsp)->tv_nsec) +#endif + +#ifndef timespeccmp +#define timespeccmp(tsp, usp, cmp) \ + (((tsp)->tv_sec == (usp)->tv_sec) ? \ + ((tsp)->tv_nsec cmp (usp)->tv_nsec) : \ + ((tsp)->tv_sec cmp (usp)->tv_sec)) +#endif + +#ifndef timespecadd +#define timespecadd(tsp, usp, vsp) \ + do { \ + (vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec; \ + (vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec; \ + if ((vsp)->tv_nsec >= 1000000000L) { \ + (vsp)->tv_sec++; \ + (vsp)->tv_nsec -= 1000000000L; \ + } \ + } while (0) +#endif + +#ifndef timespecsub +#define timespecsub(tsp, usp, vsp) \ + do { \ + (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec; \ + (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec; \ + if ((vsp)->tv_nsec < 0) { \ + (vsp)->tv_sec--; \ + (vsp)->tv_nsec += 1000000000L; \ + } \ + } while (0) +#endif