eglib/src/gdate-unix.c

   1 /*
   2  * gdate-unix.c: Date and time utility functions.
   3  *
   4  * Author:
   5  *   Gonzalo Paniagua Javier (gonzalo@novell.com
   6  *
   7  * (C) 2006 Novell, Inc.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining
  10  * a copy of this software and associated documentation files (the
  11  * "Software"), to deal in the Software without restriction, including
  12  * without limitation the rights to use, copy, modify, merge, publish,
  13  * distribute, sublicense, and/or sell copies of the Software, and to
  14  * permit persons to whom the Software is furnished to do so, subject to
  15  * the following conditions:
  16  *
  17  * The above copyright notice and this permission notice shall be
  18  * included in all copies or substantial portions of the Software.
  19  *
  20  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  21  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  22  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  23  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  24  * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  25  * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  26  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  27  */
  28 #include <stdio.h>
  29 #include <glib.h>
  30 #include <time.h>
  31 #include <errno.h>
  32 #include <sys/time.h>
  33
  34 void
  35 g_get_current_time (GTimeVal *result)
  36 {
  37         struct timeval tv;
  38
  39         g_return_if_fail (result != NULL);
  40         gettimeofday (&tv, NULL);
  41         result->tv_sec = tv.tv_sec;
  42         result->tv_usec = tv.tv_usec;
  43 }
  44
  45 void
  46 g_usleep (gulong microseconds)
  47 {
  48         struct timespec req, rem;
  49
  50         req.tv_sec = microseconds / 1000000;
  51         req.tv_nsec = (microseconds % 1000000) * 1000;
  52
  53         while (nanosleep (&req, &rem) == -1 && errno == EINTR)
  54                 req = rem;
  55 }