X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/6a318a9bf2e80685614bf238d3514f44468b79ba..fac5f342fce327d587628f94e9dbfa5988c5a2c0:/src/surf/surf_config.c

diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c
index ec3053146b..7a46acd587 100644
--- a/src/surf/surf_config.c
+++ b/src/surf/surf_config.c
@@ -114,6 +114,15 @@ static void _surf_cfg_cb__surf_maxmin_selective_update(const char *name, int pos
 	sg_maxmin_selective_update = xbt_cfg_get_int(_surf_cfg_set, name);
 }
 
+#ifdef HAVE_GTNETS
+static void _surf_cfg_cb__gtnets_jitter(const char *name, int pos){
+	sg_gtnets_jitter = xbt_cfg_get_double(_surf_cfg_set, name);
+}
+static void _surf_cfg_cb__gtnets_jitter_seed(const char *name, int pos){
+	sg_gtnets_jitter_seed = xbt_cfg_get_int(_surf_cfg_set, name);
+}
+#endif
+
 /* create the config set, register what should be and parse the command line*/
 void surf_config_init(int *argc, char **argv)
 {
@@ -124,7 +133,7 @@ void surf_config_init(int *argc, char **argv)
 
     char *description = xbt_malloc(1024), *p = description;
     char *default_value;
-		int default_value_int;
+	int default_value_int;
     int i;
 
     sprintf(description, "The model to use for the CPU. Possible values: ");
@@ -189,6 +198,19 @@ void surf_config_init(int *argc, char **argv)
     xbt_cfg_register(&_surf_cfg_set, "maxmin_selective_update",
                      "Update the constraint set propagating recursively to others constraints",
                      xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__surf_maxmin_selective_update, NULL);
+
+#ifdef HAVE_GTNETS
+    xbt_cfg_register(&_surf_cfg_set, "gtnets_jitter",
+                     "Double value to oscillate the link latency, uniformly in random interval [-latency*gtnets_jitter,latency*gtnets_jitter)", xbt_cfgelm_double,
+                     NULL, 1, 1, _surf_cfg_cb__gtnets_jitter, NULL);
+    xbt_cfg_set_double(_surf_cfg_set, "gtnets_jitter", 0.0);
+
+    default_value_int = 10;
+    xbt_cfg_register(&_surf_cfg_set, "gtnets_jitter_seed",
+                     "Use a positive seed to reproduce jitted results, value must be in [1,1e8], default is 10",
+                     xbt_cfgelm_int, &default_value_int, 0, 1, _surf_cfg_cb__gtnets_jitter_seed, NULL);
+#endif
+
     if (!surf_path) {
       /* retrieves the current directory of the        current process */
       const char *initial_path = __surf_get_initial_path();