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Merge branch 'hypervisor' of git+ssh://scm.gforge.inria.fr//gitroot/simgrid/simgrid...
[simgrid.git] / src / simdag / sd_global.c
index 915cb50..54ef4fb 100644 (file)
@@ -1,4 +1,4 @@
-/* Copyright (c) 2006, 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2006-2013. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -95,8 +95,27 @@ void SD_init(int *argc, char **argv)
   XBT_DEBUG("ADD SD LEVELS");
   SD_HOST_LEVEL = xbt_lib_add_level(host_lib,__SD_workstation_destroy);
   SD_LINK_LEVEL = xbt_lib_add_level(link_lib,__SD_link_destroy);
+  SD_STORAGE_LEVEL = xbt_lib_add_level(storage_lib,__SD_storage_destroy);
+
+  if (_sg_cfg_exit_asap) {
+    SD_exit();
+    exit(0);
+  }
 }
 
+/** \brief set a configuration variable
+ *
+ * Do --help on any simgrid binary to see the list of currently existing configuration variables, and see Section @ref options.
+ *
+ * Example:
+ * SD_config("workstation/model","default");
+ */
+void SD_config(const char *key, const char *value){
+  xbt_assert(sd_global,"ERROR: Please call SD_init() before using SD_config()");
+  xbt_cfg_set_as_string(_sg_cfg_set, key, value);
+}
+
+
 /**
  * \brief Reinits the application part of the simulation (experimental feature)
  *
@@ -114,20 +133,37 @@ void SD_application_reinit(void)
 
   s_SD_task_t task;
 
-  XBT_DEBUG("Recreating the swags...");
+  SD_task_t done_task, next_done_task;
+
+   XBT_DEBUG("Recreating the swags...");
   xbt_swag_free(sd_global->not_scheduled_task_set);
   xbt_swag_free(sd_global->schedulable_task_set);
   xbt_swag_free(sd_global->scheduled_task_set);
   xbt_swag_free(sd_global->runnable_task_set);
   xbt_swag_free(sd_global->in_fifo_task_set);
   xbt_swag_free(sd_global->running_task_set);
-  xbt_swag_free(sd_global->done_task_set);
   xbt_swag_free(sd_global->failed_task_set);
 
   sd_global->not_scheduled_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
   sd_global->schedulable_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
+  xbt_swag_foreach_safe(done_task, next_done_task, sd_global->done_task_set){
+    if (xbt_dynar_is_empty(done_task->tasks_before)){
+      __SD_task_set_state(done_task, SD_SCHEDULABLE);
+    } else{
+      __SD_task_set_state(done_task, SD_NOT_SCHEDULED);
+      done_task->unsatisfied_dependencies =
+        xbt_dynar_length(done_task->tasks_before);
+      done_task->is_not_ready = done_task->unsatisfied_dependencies;
+    }
+    free(done_task->workstation_list);
+    done_task->workstation_list = NULL;
+    done_task->workstation_nb = 0;
+  }
+
+  xbt_swag_free(sd_global->done_task_set);
+
   sd_global->scheduled_task_set =
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
   sd_global->runnable_task_set =
@@ -142,7 +178,9 @@ void SD_application_reinit(void)
       xbt_swag_new(xbt_swag_offset(task, state_hookup));
   sd_global->task_number = 0;
 
+
 #ifdef HAVE_JEDULE
+  jedule_sd_dump();
   jedule_sd_cleanup();
   jedule_sd_init();
 #endif
@@ -172,10 +210,11 @@ void SD_create_environment(const char *platform_file)
   char *name = NULL;
   void **surf_workstation = NULL;
   void **surf_link = NULL;
+  void **surf_storage = NULL;
 
   parse_platform_file(platform_file);
 
-  /* now let's create the SD wrappers for workstations and links */
+  /* now let's create the SD wrappers for workstations, storages and links */
   xbt_lib_foreach(host_lib, cursor, name, surf_workstation){
     if(surf_workstation[SURF_WKS_LEVEL])
       __SD_workstation_create(surf_workstation[SURF_WKS_LEVEL], NULL);
@@ -186,6 +225,12 @@ void SD_create_environment(const char *platform_file)
     __SD_link_create(surf_link[SURF_LINK_LEVEL], NULL);
   }
 
+  xbt_lib_foreach(storage_lib, cursor, name, surf_storage) {
+  if(surf_storage[SURF_STORAGE_LEVEL])
+    __SD_storage_create(surf_storage[SURF_STORAGE_LEVEL], NULL);
+  }
+
+
   XBT_DEBUG("Workstation number: %d, link number: %d",
          SD_workstation_get_number(), SD_link_get_number());
 #ifdef HAVE_JEDULE
@@ -265,6 +310,7 @@ xbt_swag_t SD_simulate_swag(double how_long) {
     if (elapsed_time > 0.0)
       total_time += elapsed_time;
 
+    /* FIXME: shoud look at model_list or model_list_invoke? */
     /* let's see which tasks are done */
     xbt_dynar_foreach(model_list, iter, model) {
       while ((action = xbt_swag_extract(model->states.done_action_set))) {
@@ -419,35 +465,15 @@ void SD_exit(void)
   TRACE_end();
 #endif
 
-  XBT_DEBUG("Exiting Surf...");
-  surf_exit();
-
   xbt_free(sd_global);
   sd_global = NULL;
 
 #ifdef HAVE_JEDULE
   jedule_sd_dump();
   jedule_sd_cleanup();
+  jedule_sd_exit();
 #endif
-}
 
-/**
- * \brief load script file
- */
-
-void SD_load_environment_script(const char *script_file)
-{
-#ifdef HAVE_LUA
-  lua_State *L = lua_open();
-  luaL_openlibs(L);
-
-  if (luaL_loadfile(L, script_file) || lua_pcall(L, 0, 0, 0)) {
-    printf("error: %s\n", lua_tostring(L, -1));
-    return;
-  }
-#else
-  xbt_die
-      ("Lua is not available!! to call SD_load_environment_script, lua should be available...");
-#endif
-  return;
+  XBT_DEBUG("Exiting Surf...");
+  surf_exit();
 }