ftp://ftp.smr.ru/pub/0/FreeBSD/releases/distfiles/xscreensaver-3.16.tar.gz
[xscreensaver] / utils / vms-gtod.h
diff --git a/utils/vms-gtod.h b/utils/vms-gtod.h
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+/*     @(#)time.h 2.9 87/01/17 SMI; from UCB 7.1 6/4/86        */
+
+/*
+       Definitions of various structures used on UNIX for
+       time-related syscalls.
+*/
+
+/*
+ * Copyright (c) 1982, 1986 Regents of the University of California.
+ * All rights reserved.  The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ */
+
+#ifndef _VMS_GTOD_
+#define _VMS_GTOD_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Structure returned by gettimeofday(2) system call,
+ * and used in other calls.
+ */
+#ifndef __DECC
+struct timeval
+{
+       long    tv_sec;         /* seconds */
+       long    tv_usec;        /* and microseconds */
+};
+#else
+#if __DECC_VER < 50200000
+struct timeval
+{
+       long    tv_sec;         /* seconds */
+       long    tv_usec;        /* and microseconds */
+};
+#endif /* __DECC_VER */
+#endif /* __DECC */
+
+/*
+ * Operations on timevals.
+ *
+ * NB: timercmp does not work for >= or <=.
+ */
+#define        timerisset(tvp)         ((tvp)->tv_sec || (tvp)->tv_usec)
+#define        timercmp(tvp, uvp, cmp) \
+       ((tvp)->tv_sec cmp (uvp)->tv_sec || \
+        (tvp)->tv_sec == (uvp)->tv_sec && (tvp)->tv_usec cmp (uvp)->tv_usec)
+#define        timerclear(tvp)         (tvp)->tv_sec = (tvp)->tv_usec = 0
+
+/*
+ * Names of the interval timers, and structure
+ * defining a timer setting.
+ */
+#define        ITIMER_REAL     0
+#define        ITIMER_VIRTUAL  1
+#define        ITIMER_PROF     2
+
+#ifndef __DECC
+struct itimerval
+{
+       struct  timeval it_interval;    /* timer interval */
+       struct  timeval it_value;       /* current value */
+};
+#else
+#if __DECC_VER < 50200000
+struct itimerval
+{
+       struct  timeval it_interval;    /* timer interval */
+       struct  timeval it_value;       /* current value */
+};
+#endif /* __DECC_VER */
+#endif /* __DECC */
+
+#ifndef KERNEL
+#include <time.h>
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*!_VMS_GTOD_*/
+