* Time management functions, returns the system time or sleeps a process. They work both on the simulated and real systems(GRAS).
*/
-XBT_PUBLIC(double) xbt_os_time(void);
-XBT_PUBLIC(void) xbt_os_sleep(double sec);
+XBT_PUBLIC(double) xbt_time(void);
+XBT_PUBLIC(void) xbt_sleep(double sec);
SG_END_DECL()
* Most users should use gras_os_time and should not use this function unless
they really know what they are doing. */
XBT_PUBLIC(double) xbt_os_time(void);
+XBT_PUBLIC(void) xbt_os_sleep(double sec);
typedef struct s_xbt_os_timer *xbt_os_timer_t;
xbt_os_timer_t xbt_os_timer_new(void);
#include "xbt/xbt_os_time.h" /* this module */
#include "xbt/log.h"
#include "portable.h"
+#include <math.h> /* floor */
+double xbt_os_time(void) {
+#ifdef HAVE_GETTIMEOFDAY
+ struct timeval tv;
+
+ gettimeofday(&tv, NULL);
+
+ return (double)(tv.tv_sec + tv.tv_usec / 1000000.0);
+#else
+ /* Poor resolution */
+ return (double)(time(NULL));
+#endif /* HAVE_GETTIMEOFDAY? */
+}
+
+void xbt_os_sleep(double sec) {
+#ifdef HAVE_USLEEP
+ sleep(sec);
+ (void)usleep( (sec - floor(sec)) * 1000000);
+
+#elif _WIN32
+
+ Sleep((floor(sec) * 1000) +((sec - floor(sec)) * 1000));
+
+
+#else /* don't have usleep. Use select to sleep less than one second */
+ struct timeval timeout;
+
+
+ timeout.tv_sec = (unsigned long)(sec);
+ timeout.tv_usec = (sec - floor(sec)) * 1000000;
+
+ select(0, NULL, NULL, NULL, &timeout);
+#endif
+}
/** @brief like free
@hideinitializer */
#include "xbt/xbt_os_time.h" /* private */
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(gras_virtu);
-double xbt_os_time(void) {
-#ifdef HAVE_GETTIMEOFDAY
- struct timeval tv;
-
- gettimeofday(&tv, NULL);
-
- return (double)(tv.tv_sec + tv.tv_usec / 1000000.0);
-#else
- /* Poor resolution */
- return (double)(time(NULL));
-#endif /* HAVE_GETTIMEOFDAY? */
+double xbt_time(void) {
+ return xbt_os_time();
}
-void xbt_os_sleep(double sec) {
-#ifdef HAVE_USLEEP
- DEBUG1("Do sleep %f sec", sec);
- sleep(sec);
- (void)usleep( (sec - floor(sec)) * 1000000);
-
-#elif _WIN32
- DEBUG1("Do sleep %f sec", sec);
-
- Sleep((floor(sec) * 1000) +((sec - floor(sec)) * 1000));
-
-
-#else /* don't have usleep. Use select to sleep less than one second */
- struct timeval timeout;
-
- DEBUG1("Do sleep %f sec", sec);
-
- timeout.tv_sec = (unsigned long)(sec);
- timeout.tv_usec = (sec - floor(sec)) * 1000000;
-
- select(0, NULL, NULL, NULL, &timeout);
-#endif
+void xbt_sleep(double sec) {
+ return xbt_os_sleep(sec);
}
/*
* Time elapsed since the begining of the simulation.
*/
-double xbt_os_time() {
+double xbt_time() {
return SIMIX_get_clock();
}
/*
* Freeze the process for the specified amount of time
*/
-void xbt_os_sleep(double sec) {
+void xbt_sleep(double sec) {
smx_action_t act_sleep;
smx_process_t proc = SIMIX_process_self();
smx_mutex_t mutex;