X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f4ea932648c7e7f92ee0e06124c291077edc7674..f4ae32c676421a6cd5c076b273dd7a07f2695957:/src/simdag/sd_global.c

diff --git a/src/simdag/sd_global.c b/src/simdag/sd_global.c
index 0f7a75dc0e..2341fc0f4f 100644
--- a/src/simdag/sd_global.c
+++ b/src/simdag/sd_global.c
@@ -4,6 +4,7 @@
 #include "surf/surf.h"
 #include "xbt/ex.h"
 #include "xbt/log.h"
+#include "xbt/str.h"
 #include "xbt/config.h"
 
 XBT_LOG_NEW_CATEGORY(sd,"Logging specific to SimDag");
@@ -34,9 +35,7 @@ static void _sd_cfg_cb__workstation_model(const char *name, int pos)
 	      "Cannot change the model after the initialization");
 
   val = xbt_cfg_get_string(_sd_cfg_set, name);
-  find_resource_description(surf_workstation_resource_description,
-			    surf_workstation_resource_description_size,
-			    val);
+  find_model_description(surf_workstation_model_description, val);
 }
 
 /* callback of the cpu_model variable */
@@ -48,8 +47,7 @@ static void _sd_cfg_cb__cpu_model(const char *name, int pos)
 	      "Cannot change the model after the initialization");
 
   val = xbt_cfg_get_string(_sd_cfg_set, name);
-  find_resource_description(surf_cpu_resource_description,
-			    surf_cpu_resource_description_size, val);
+  find_model_description(surf_cpu_model_description, val);
 }
 
 /* callback of the workstation_model variable */
@@ -61,10 +59,13 @@ static void _sd_cfg_cb__network_model(const char *name, int pos)
 	      "Cannot change the model after the initialization");
 
   val = xbt_cfg_get_string(_sd_cfg_set, name);
-  find_resource_description(surf_network_resource_description,
-			    surf_network_resource_description_size, val);
+  find_model_description(surf_network_model_description, val);
 }
 
+XBT_LOG_EXTERNAL_CATEGORY(sd_kernel);
+XBT_LOG_EXTERNAL_CATEGORY(sd_task);
+XBT_LOG_EXTERNAL_CATEGORY(sd_workstation);
+
 /* create the config set and register what should be */
 static void sd_config_init(void)
 {
@@ -72,6 +73,11 @@ static void sd_config_init(void)
   if (_sd_init_status)
     return;			/* Already inited, nothing to do */
 
+  /* Connect our log channels: that must be done manually under windows */
+  XBT_LOG_CONNECT(sd_kernel, sd);
+  XBT_LOG_CONNECT(sd_task, sd);
+  XBT_LOG_CONNECT(sd_workstation, sd);
+   
   _sd_init_status = 1;
   _sd_cfg_set = xbt_cfg_new();
 
@@ -123,7 +129,7 @@ static void sd_cfg_control_set(const char *control_string)
   /* To split the string in commands, and the cursors */
   xbt_dynar_t set_strings;
   char *str;
-  int cpt;
+  unsigned int cpt;
 
   if (!control_string)
     return;
@@ -280,7 +286,7 @@ void SD_application_reinit(void) {
  *
  * The XML file follows this DTD:
  *
- *     \include surfxml.dtd
+ *     \include simgrid.dtd
  *
  * Here is a small example of such a platform: 
  *
@@ -299,16 +305,15 @@ void SD_create_environment(const char *platform_file) {
   DEBUG0("SD_create_environment");
 
   sd_config_init();
-  surf_timer_resource_init(platform_file);
+  surf_timer_model_init(platform_file);
 
   workstation_model_name =
       xbt_cfg_get_string(_sd_cfg_set, "workstation_model");
 
   DEBUG1("Model : %s", workstation_model_name);
   workstation_id =
-      find_resource_description(surf_workstation_resource_description,
-				surf_workstation_resource_description_size,
-				workstation_model_name);
+      find_model_description(surf_workstation_model_description,
+			     workstation_model_name);
   if (!strcmp(workstation_model_name, "compound")) {
     xbt_ex_t e;
     char *network_model_name = NULL;
@@ -343,21 +348,21 @@ void SD_create_environment(const char *platform_file) {
     }
 
     network_id =
-	find_resource_description(surf_network_resource_description,
-				  surf_network_resource_description_size,
-				  network_model_name);
+	find_model_description(surf_network_model_description,
+			       network_model_name);
     cpu_id =
-	find_resource_description(surf_cpu_resource_description,
-				  surf_cpu_resource_description_size,
-				  cpu_model_name);
+	find_model_description(surf_cpu_model_description,
+			       cpu_model_name);
 
-    surf_cpu_resource_description[cpu_id].resource_init(platform_file);
-    surf_network_resource_description[network_id].resource_init(platform_file);
+    surf_cpu_model_description[cpu_id].model_init(platform_file);
+    surf_network_model_description[network_id].model_init(platform_file);
   }
 
-  DEBUG0("Call workstation_resource_init");
-  surf_workstation_resource_description[workstation_id].
-      resource_init(platform_file);
+  DEBUG0("Call workstation_model_init");
+  surf_workstation_model_description[workstation_id].
+      model_init(platform_file);
+
+  parse_platform_file(platform_file);
 
   _sd_init_status = 2;
 
@@ -366,7 +371,7 @@ void SD_create_environment(const char *platform_file) {
     __SD_workstation_create(surf_workstation, NULL);
   }
 
-  xbt_dict_foreach(network_link_set, cursor, name, surf_link) {
+  xbt_dict_foreach(link_set, cursor, name, surf_link) {
     __SD_link_create(surf_link, NULL);
   }
 
@@ -389,47 +394,35 @@ SD_task_t* SD_simulate(double how_long)
 {
   double total_time = 0.0; /* we stop the simulation when total_time >= how_long */
   double elapsed_time = 0.0;
-  SD_task_t task, dst;
+  SD_task_t task, task_safe, dst;
   SD_dependency_t dependency;
   surf_action_t action;
-  SD_task_t *changed_tasks = NULL;
-  int changed_task_number = 0;
-  int changed_task_capacity = sd_global->task_number + 1;
-  int i;
+  SD_task_t *res=NULL;
+  xbt_dynar_t changed_tasks = xbt_dynar_new (sizeof(SD_task_t), NULL);
+  unsigned int iter;
   static int first_time = 1;
 
   SD_CHECK_INIT_DONE();
 
   INFO0("Starting simulation...");
 
-  /* create the array that will be returned */
-  changed_tasks = xbt_new(SD_task_t, changed_task_capacity);
-  changed_tasks[0] = NULL;
-
   if (first_time) {
-    surf_solve(); /* Takes traces into account. Returns 0.0 */
+    surf_presolve(); /* Takes traces into account */
     first_time = 0;
   }
 
   if(how_long>0) {
-    surf_timer_resource->extension_public->set(surf_get_clock()+how_long,
+    surf_timer_model->extension_public->set(surf_get_clock()+how_long,
 					       NULL,NULL);
   }
   sd_global->watch_point_reached = 0;
 
   /* explore the ready tasks */
-  xbt_swag_foreach(task, sd_global->ready_task_set) {
+  xbt_swag_foreach_safe(task, task_safe, sd_global->ready_task_set) {
     INFO1("Executing task '%s'", SD_task_get_name(task));
-    if ((task->state_changed = __SD_task_try_to_run(task))) {
-      changed_tasks[changed_task_number++] = task; /* replace NULL by the task */
-      /*
-      if (changed_task_number == changed_task_capacity) {
-	changed_task_capacity *= 2;
-	changed_tasks = xbt_realloc(changed_tasks, sizeof(SD_task_t) * changed_task_capacity);
-      }
-      */
-      changed_tasks[changed_task_number] = NULL;
-    }
+    if(__SD_task_try_to_run(task) && 
+       !xbt_dynar_member(changed_tasks,&task))
+      xbt_dynar_push (changed_tasks, &task);
   }
 
   /* main loop */
@@ -437,7 +430,7 @@ SD_task_t* SD_simulate(double how_long)
   while (elapsed_time >= 0.0 &&
 	 (how_long < 0.0 || total_time < how_long) &&
 	 !sd_global->watch_point_reached) {
-    surf_resource_t resource = NULL;
+    surf_model_t model = NULL;
     /* dumb variables */
     void *fun = NULL;
     void *arg = NULL;
@@ -451,8 +444,8 @@ SD_task_t* SD_simulate(double how_long)
       total_time += elapsed_time;
 
     /* let's see which tasks are done */
-    xbt_dynar_foreach(resource_list, i, resource) {
-      while ((action = xbt_swag_extract(resource->common_public->
+    xbt_dynar_foreach(model_list, iter, model) {
+      while ((action = xbt_swag_extract(model->common_public->
 					states.done_action_set))) {
 	task = action->data;
 	INFO1("Task '%s' done", SD_task_get_name(task));
@@ -461,17 +454,8 @@ SD_task_t* SD_simulate(double how_long)
 	DEBUG1("__SD_task_just_done called on task '%s'", SD_task_get_name(task));
 	
 	/* the state has changed */
-	if (!task->state_changed) {
-	  task->state_changed = 1;
-	  changed_tasks[changed_task_number++] = task;
-	  /*
-	    if (changed_task_number == changed_task_capacity) {
-	    changed_task_capacity *= 2;
-	    changed_tasks = xbt_realloc(changed_tasks, sizeof(SD_task_t) * changed_task_capacity);
-	    }
-	  */
-	  changed_tasks[changed_task_number] = NULL;
-	}
+	if(!xbt_dynar_member(changed_tasks,&task))
+	  xbt_dynar_push (changed_tasks, &task);
 
 	/* remove the dependencies after this task */
 	while (xbt_dynar_length(task->tasks_after) > 0) {
@@ -482,58 +466,42 @@ SD_task_t* SD_simulate(double how_long)
 	  /* is dst ready now? */
 	  if (__SD_task_is_ready(dst) && !sd_global->watch_point_reached) {
 	    INFO1("Executing task '%s'", SD_task_get_name(dst));
-	    if (__SD_task_try_to_run(dst)) {
-	      changed_tasks[changed_task_number++] = dst;
-	      /*
-		if (changed_task_number == changed_task_capacity) {
-		changed_task_capacity *= 2;
-		changed_tasks = xbt_realloc(changed_tasks, sizeof(SD_task_t) * changed_task_capacity);
-		}
-	      */
-	      changed_tasks[changed_task_number] = NULL;
-	    }
+	    if (__SD_task_try_to_run(dst) &&
+		!xbt_dynar_member(changed_tasks,&task))
+	      xbt_dynar_push(changed_tasks, &task);
 	  }
 	}
       }
 
       /* let's see which tasks have just failed */
-      while ((action = xbt_swag_extract(resource->common_public->states.failed_action_set))) {
+      while ((action = xbt_swag_extract(model->common_public->states.failed_action_set))) {
 	task = action->data;
 	INFO1("Task '%s' failed", SD_task_get_name(task));
 	__SD_task_set_state(task, SD_FAILED);
-	surf_workstation_resource->common_public->action_free(action);
+	surf_workstation_model->common_public->action_free(action);
 	task->surf_action = NULL;
 	
-	if (!task->state_changed) {
-	  task->state_changed = 1;
-	  changed_tasks[changed_task_number++] = task;
-	  /*
-	    if (changed_task_number == changed_task_capacity) {
-	    changed_task_capacity *= 2;
-	    changed_tasks = xbt_realloc(changed_tasks, sizeof(SD_task_t) * changed_task_capacity);
-	    }
-	  */
-	  changed_tasks[changed_task_number] = NULL;
-	}
+	if(!xbt_dynar_member(changed_tasks,&task))
+	  xbt_dynar_push (changed_tasks, &task);
       }
     }
 
-    while (surf_timer_resource->extension_public->get(&fun,(void*)&arg)) {
+    while (surf_timer_model->extension_public->get(&fun,(void*)&arg)) {
     }
   }
 
-  /* we must reset every task->state_changed */
-  i = 0;
-  while (changed_tasks[i] != NULL) {
-    changed_tasks[i]->state_changed = 0;
-    i++;
+  res = xbt_new0(SD_task_t,(xbt_dynar_length(changed_tasks)+1));
+
+  xbt_dynar_foreach(changed_tasks,iter,task) {
+    res[iter]=task;
   }
+  xbt_dynar_free(&changed_tasks);
 
   INFO0("Simulation finished");
   DEBUG3("elapsed_time = %f, total_time = %f, watch_point_reached = %d", elapsed_time, total_time, sd_global->watch_point_reached);
   DEBUG1("current time = %f", surf_get_clock());
 
-  return changed_tasks;
+  return res;
 }
 
 /**