Pushback on data producers

[khatus.git] / x5 / bsdtimespec.h

diff --git a/x5/bsdtimespec.h b/x5/bsdtimespec.h
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+++ b/x5/bsdtimespec.h
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+/*     $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