X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/084771f34162570d18b8b2cf1d3b65237a17ade2..dbb6723a79b9b957971b41da882cf31cf292aa4c:/src/instr/instr_config.c

diff --git a/src/instr/instr_config.c b/src/instr/instr_config.c
index f8a58a7c0c..9ee6472b04 100644
--- a/src/instr/instr_config.c
+++ b/src/instr/instr_config.c
@@ -9,10 +9,13 @@
 
 #ifdef HAVE_TRACING
 
+XBT_LOG_NEW_CATEGORY(instr, "Logging the behavior of the tracing system (used for Visualization/Analysis of simulations)");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY (instr_config, instr, "Configuration");
+
 #define OPT_TRACING               "tracing"
 #define OPT_TRACING_SMPI          "tracing/smpi"
 #define OPT_TRACING_SMPI_GROUP    "tracing/smpi/group"
-#define OPT_TRACING_PLATFORM      "tracing/platform"
+#define OPT_TRACING_CATEGORIZED   "tracing/categorized"
 #define OPT_TRACING_UNCATEGORIZED "tracing/uncategorized"
 #define OPT_TRACING_MSG_TASK      "tracing/msg/task"
 #define OPT_TRACING_MSG_PROCESS   "tracing/msg/process"
@@ -25,20 +28,67 @@
 static int trace_configured = 0;
 static int trace_active = 0;
 
-extern xbt_dict_t created_categories; //declared in instr_interface.c
+xbt_dict_t created_categories; //declared in instr_interface.c
 
-void TRACE_activate (void)
+int TRACE_start()
 {
-  if (trace_active){
-    THROW0(tracing_error, TRACE_ERROR_ALREADY_ACTIVE,
-           "Tracing is already active.");
+  // tracing system must be:
+  //    - enabled (with --cfg=tracing:1)
+  //    - already configured (TRACE_global_init already called)
+  if (!(TRACE_is_enabled() && TRACE_is_configured())){
+    return 0;
   }
+
+  DEBUG0("Tracing starts");
+
+  /* open the trace file */
+  TRACE_paje_start();
+
+  /* activate trace */
+  TRACE_activate ();
+
+  /* other trace initialization */
+  created_categories = xbt_dict_new();
+  TRACE_surf_alloc();
+  TRACE_smpi_alloc();
+  return 0;
+}
+
+int TRACE_end()
+{
+  if (!TRACE_is_active())
+    return 1;
+
+  /* close the trace file */
+  TRACE_paje_end();
+
+  /* generate uncategorized graph configuration for triva */
+  if (TRACE_get_triva_uncat_conf()){
+    TRACE_generate_triva_uncat_conf();
+  }
+
+  /* generate categorized graph configuration for triva */
+  if (TRACE_get_triva_cat_conf()){
+    TRACE_generate_triva_cat_conf();
+  }
+
+  /* activate trace */
+  TRACE_desactivate ();
+  DEBUG0("Tracing system is shutdown");
+  return 0;
+}
+
+void TRACE_activate (void)
+{
+  xbt_assert0 (trace_active==0, "Tracing is already active.");
   trace_active = 1;
+  DEBUG0 ("Tracing is on");
 }
 
 void TRACE_desactivate (void)
 {
   trace_active = 0;
+  DEBUG0 ("Tracing is off");
 }
 
 int TRACE_is_active (void)
@@ -66,9 +116,9 @@ int TRACE_smpi_is_grouped(void)
   return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_SMPI_GROUP);
 }
 
-int TRACE_platform_is_enabled(void)
+int TRACE_categorized (void)
 {
-  return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_PLATFORM);
+  return xbt_cfg_get_int(_surf_cfg_set, OPT_TRACING_CATEGORIZED);
 }
 
 int TRACE_uncategorized (void)
@@ -144,7 +194,7 @@ void TRACE_global_init(int *argc, char **argv)
 
   /* platform */
   int default_tracing_platform = 0;
-  xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_PLATFORM,
+  xbt_cfg_register(&_surf_cfg_set, OPT_TRACING_CATEGORIZED,
                    "Tracing of categorized platform (host and link) utilization.",
                    xbt_cfgelm_int, &default_tracing_platform, 0, 1,
                    NULL, NULL);
@@ -222,7 +272,7 @@ void TRACE_help (int detailed)
       "  It activates the tracing system and register the simulation platform\n"
       "  in the trace file. You have to enable this option to others take effect.",
       detailed);
-  print_line (OPT_TRACING_PLATFORM, "Trace categorized resource utilization",
+  print_line (OPT_TRACING_CATEGORIZED, "Trace categorized resource utilization",
       "  It activates the categorized resource utilization tracing. It should\n"
       "  be enabled if tracing categories are used by this simulator.",
       detailed);
@@ -294,10 +344,9 @@ void TRACE_generate_triva_uncat_conf (void)
   char *output = TRACE_get_triva_uncat_conf ();
   if (output && strlen(output) > 0){
     FILE *file = fopen (output, "w");
-    if (!file){
-      THROW1(tracing_error, TRACE_ERROR_FILE_OPEN,
-             "Unable to open file (%s) for writing triva graph configuration (uncategorized).", output);
-    }
+    xbt_assert1 (file != NULL,
+       "Unable to open file (%s) for writing triva graph "
+       "configuration (uncategorized).", output);
     fprintf (file,
         "{\n"
         "  node = (HOST);\n"
@@ -336,16 +385,15 @@ void TRACE_generate_triva_cat_conf (void)
   if (output && strlen(output) > 0){
     //check if we do have categories declared
     if (xbt_dict_length(created_categories) == 0){
-//      INFO0("No categories declared, ignoring generation of triva graph configuration");
+      INFO0("No categories declared, ignoring generation of triva graph configuration");
       return;
     }
     xbt_dict_cursor_t cursor=NULL;
     char *key, *data;
     FILE *file = fopen (output, "w");
-    if (!file){
-      THROW1(tracing_error, TRACE_ERROR_FILE_OPEN,
-             "Unable to open file (%s) for writing triva graph configuration (categorized).", output);
-    }
+    xbt_assert1 (file != NULL,
+       "Unable to open file (%s) for writing triva graph "
+       "configuration (categorized).", output);
     fprintf (file,
         "{\n"
         "  node = (HOST);\n"
@@ -359,7 +407,7 @@ void TRACE_generate_triva_cat_conf (void)
         "      size = power;\n"
         "      values = (");
     xbt_dict_foreach(created_categories,cursor,key,data) {
-      fprintf(file, "p%s, ",key);
+      fprintf(file, "%s, ",key);
     }
     fprintf (file,
         ");\n"
@@ -375,7 +423,7 @@ void TRACE_generate_triva_cat_conf (void)
         "      size = bandwidth;\n"
         "      values = (");
     xbt_dict_foreach(created_categories,cursor,key,data) {
-      fprintf(file, "b%s, ",key);
+      fprintf(file, "%s, ",key);
     }
     fprintf (file,
         ");\n"
@@ -391,7 +439,7 @@ void TRACE_generate_triva_cat_conf (void)
 #undef OPT_TRACING
 #undef OPT_TRACING_SMPI
 #undef OPT_TRACING_SMPI_GROUP
-#undef OPT_TRACING_PLATFORM
+#undef OPT_TRACING_CATEGORIZED
 #undef OPT_TRACING_UNCATEGORIZED
 #undef OPT_TRACING_MSG_TASK
 #undef OPT_TRACING_MSG_PROCESS