--- /dev/null
+/* timespec -- System time interface
+
+ Copyright (C) 2000, 2002, 2004, 2005 Free Software Foundation, Inc.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software Foundation,
+ Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
+
+#if ! defined TIMESPEC_H
+# define TIMESPEC_H
+
+# include <sys/types.h>
+# if TIME_WITH_SYS_TIME
+# include <sys/time.h>
+# include <time.h>
+# else
+# if HAVE_SYS_TIME_H
+# include <sys/time.h>
+# else
+# include <time.h>
+# endif
+# endif
+
+# if ! HAVE_STRUCT_TIMESPEC
+/* Some systems don't define this struct, e.g., AIX 4.1, Ultrix 4.3. */
+struct timespec
+{
+ time_t tv_sec;
+ long tv_nsec;
+};
+# endif
+
+/* Return negative, zero, positive if A < B, A == B, A > B, respectively.
+ Assume the nanosecond components are in range, or close to it. */
+static inline int
+timespec_cmp (struct timespec a, struct timespec b)
+{
+ return (a.tv_sec < b.tv_sec ? -1
+ : a.tv_sec > b.tv_sec ? 1
+ : a.tv_nsec - b.tv_nsec);
+}
+
+# if ! HAVE_DECL_NANOSLEEP
+/* Don't specify a prototype here. Some systems (e.g., OSF) declare
+ nanosleep with a conflicting one (const-less first parameter). */
+int nanosleep ();
+# endif
+
+void gettime (struct timespec *);
+int settime (struct timespec const *);
+
+#endif