X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/c7b463c9c17665403d001fc59cb649551e93d950..967421ad9a8dcd567206f2c398a30c08c9507a81:/src/surf/surf_config.c

diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c
index 3679b9c97a..0cff30ec83 100644
--- a/src/surf/surf_config.c
+++ b/src/surf/surf_config.c
@@ -12,6 +12,7 @@
 #include "surf/surf_private.h"
 #include "surf/surf_routing.h"  /* COORD_HOST_LEVEL and COORD_ASR_LEVEL */
 #include "simgrid/simix.h"
+#include "mc/mc.h" /* configuration callbacks of model-checking */
 
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_config, surf,
                                 "About the configuration of surf (and the rest of the simulation)");
@@ -38,6 +39,9 @@ static void surf_config_cmd_line(int *argc, char **argv)
       xbt_cfg_help(_surf_cfg_set);
       printf(
 "\n"
+"Each of these configurations can be used by adding\n"
+"    --cfg=<option name>:<option value>\n"
+"to the command line.\n"
 "You can also use --help-models to see the details of all models known by this simulator.\n"
 #ifdef HAVE_TRACING
 "\n"
@@ -228,6 +232,9 @@ static void _surf_cfg_cb_model_check(const char *name, int pos)
   _surf_do_model_check = xbt_cfg_get_int(_surf_cfg_set, name);
 
   if (_surf_do_model_check) {
+#ifndef HAVE_MC
+    xbt_die("You tried to activate the model-checking from the command line, but it was not compiled in. Change your settings in cmake, recompile and try again");
+#endif
     /* Tell modules using mallocators that they shouldn't. MC don't like them */
     xbt_fifo_preinit();
     xbt_dict_preinit();
@@ -242,8 +249,7 @@ static void _surf_cfg_cb_verbose_exit(const char *name, int pos)
 }
 
 
-static void _surf_cfg_cb_context_factory(const char *name, int pos)
-{
+static void _surf_cfg_cb_context_factory(const char *name, int pos) {
   smx_context_factory_name = xbt_cfg_get_string(_surf_cfg_set, name);
 }
 
@@ -331,8 +337,6 @@ void surf_config_init(int *argc, char **argv)
 
   /* Create the configuration support */
   if (_surf_init_status == 0) { /* Only create stuff if not already inited */
-    _surf_init_status = 1;
-
     sprintf(description,
             "The model to use for the CPU. Possible values: ");
     p = description;
@@ -468,18 +472,36 @@ void surf_config_init(int *argc, char **argv)
                      xbt_cfgelm_int, &default_value_int, 0, 1,
                      NULL, NULL);
 
-    /* do model-check */
+#if HAVE_MC
+    /* do model-checking */
     default_value_int = 0;
     xbt_cfg_register(&_surf_cfg_set, "model-check",
-                     "Activate the model-checking of the \"simulated\" system (EXPERIMENTAL -- msg only for now)",
+                     "Verify the system through model-checking instead of simulating it (EXPERIMENTAL)",
                      xbt_cfgelm_int, &default_value_int, 0, 1,
                      _surf_cfg_cb_model_check, NULL);
+
+    /* do stateful model-checking */
+    default_value_int = 0;
+    xbt_cfg_register(&_surf_cfg_set, "model-check/checkpoint",
+                     "Specify the amount of steps between checkpoints during stateful model-checking (default: 0 => stateless verification). "
+                     "If value=1, one checkpoint is saved for each step => faster verification, but huge memory consumption; higher values are good compromises between speed and memory consumption.",
+                     xbt_cfgelm_int, &default_value_int, 0, 1,
+                     _mc_cfg_cb_checkpoint, NULL);
     
-    /*
-       FIXME: this function is not setting model-check to it's default value because
-       internally it calls to variable->cb_set that in this case is the function 
-       _surf_cfg_cb_model_check which sets it's value to 1 (instead of the default value 0)
-       xbt_cfg_set_int(_surf_cfg_set, "model-check", default_value_int); */
+    /* do liveness model-checking */
+    default_value = xbt_strdup("");
+    xbt_cfg_register(&_surf_cfg_set, "model-check/property",
+                     "Specify the name of the file containing the property. It must be the result of the ltl2ba program.",
+                     xbt_cfgelm_string, &default_value, 0, 1,
+                     _mc_cfg_cb_property, NULL);
+
+    /* Specify the kind of model-checking reduction */
+    default_value = xbt_strdup("unset");
+    xbt_cfg_register(&_surf_cfg_set, "model-check/reduction",
+                     "Specify the kind of exploration reduction (either none or DPOR)",
+                     xbt_cfgelm_string, &default_value, 0, 1,
+                     _mc_cfg_cb_reduce, NULL);
+#endif
 
     /* do verbose-exit */
     default_value_int = 1;
@@ -619,6 +641,8 @@ void surf_config_init(int *argc, char **argv)
 
 
     surf_config_cmd_line(argc, argv);
+
+    _surf_init_status = 1;
   } else {
     XBT_WARN("Call to surf_config_init() after initialization ignored");
   }