static int (*raw_mutex_trylock)(pthread_mutex_t*) = NULL;
static int (*raw_mutex_unlock)(pthread_mutex_t*) = NULL;
static int (*raw_mutex_destroy)(pthread_mutex_t*) = NULL;
+
+static unsigned int (*raw_sleep)(unsigned int) = NULL;
+static int (*raw_usleep)(useconds_t) = NULL;
+static int (*raw_gettimeofday)(struct timeval*, void*) = NULL;
+
static sem_t* (*raw_sem_open)(const char*, int) = NULL;
static int (*raw_sem_init)(sem_t*, int, unsigned int) = NULL;
static int (*raw_sem_wait)(sem_t*) = NULL;
static int (*raw_sem_post)(sem_t*) = NULL;
+
static void intercepter_init()
{
raw_pthread_create = (typeof(raw_pthread_create))dlsym(RTLD_NEXT, "pthread_create");
raw_mutex_unlock = (int (*)(pthread_mutex_t*))dlsym(RTLD_NEXT, "pthread_mutex_unlock");
raw_mutex_destroy = (int (*)(pthread_mutex_t*))dlsym(RTLD_NEXT, "pthread_mutex_destroy");
+ raw_sleep = (unsigned int (*)(unsigned int))dlsym(RTLD_NEXT, "sleep");
+ raw_usleep = (int (*)(useconds_t usec))dlsym(RTLD_NEXT, "usleep");
+ raw_gettimeofday = (int (*)(struct timeval*, void*))dlsym(RTLD_NEXT, "gettimeofday");
+
raw_sem_open = (sem_t * (*)(const char*, int)) dlsym(RTLD_NEXT, "sem_open");
raw_sem_init = (int (*)(sem_t*, int, unsigned int))dlsym(RTLD_NEXT, "sem_init");
raw_sem_wait = (int (*)(sem_t*))dlsym(RTLD_NEXT, "sem_wait");
int gettimeofday(struct timeval* tv, XBT_ATTRIB_UNUSED TIMEZONE_TYPE* tz)
{
- return sthread_gettimeofday(tv);
+ if (raw_gettimeofday == NULL)
+ intercepter_init();
+
+ if (sthread_inside_simgrid)
+ return raw_gettimeofday(tv, (void*)tz);
+
+ sthread_inside_simgrid = 1;
+ int res = sthread_gettimeofday(tv);
+ sthread_inside_simgrid = 0;
+ return res;
}
unsigned int sleep(unsigned int seconds)
{
+ if (raw_sleep == NULL)
+ intercepter_init();
+
+ if (sthread_inside_simgrid)
+ return raw_sleep(seconds);
+
+ sthread_inside_simgrid = 1;
sthread_sleep(seconds);
+ sthread_inside_simgrid = 0;
return 0;
}
int usleep(useconds_t usec)
{
+ if (raw_usleep == NULL)
+ intercepter_init();
+
+ if (sthread_inside_simgrid)
+ return raw_usleep(usec);
+
+ sthread_inside_simgrid = 1;
sthread_sleep(((double)usec) / 1000000.);
+ sthread_inside_simgrid = 0;
return 0;
}