X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/461406a7de84177863ce0d70fa8017a147ca9990..a94c908b9acf9a86f175c7f1c29b2c52e72eb2d2:/src/xbt/xbt_os_time.c

diff --git a/src/xbt/xbt_os_time.c b/src/xbt/xbt_os_time.c
index 7b54af16e1..dc72c91b13 100644
--- a/src/xbt/xbt_os_time.c
+++ b/src/xbt/xbt_os_time.c
@@ -59,14 +59,14 @@ void xbt_os_sleep(double sec)
 #ifdef _XBT_WIN32
   Sleep((floor(sec) * 1000) + ((sec - floor(sec)) * 1000));
 
-#elif HAVE_USLEEP
-  sleep(sec);
-  (void) usleep((sec - floor(sec)) * 1000000);
-
-#else                           /* don't have usleep. Use select to sleep less than one second */
+#elif HAVE_NANOSLEEP
+  struct timespec ts;
+  ts.tv_sec = sec;
+  ts.tv_nsec = (sec - floor(sec)) * 1e9;
+  nanosleep (&ts, NULL);
+#else                           /* don't have nanosleep. Use select to sleep less than one second */
   struct timeval timeout;
 
-
   timeout.tv_sec = (unsigned long) (sec);
   timeout.tv_usec = (sec - floor(sec)) * 1000000;