Fix copyright headers

[simgrid.git] / src / surf / surf_config.c

diff --git a/src/surf/surf_config.c b/src/surf/surf_config.c
index 3b28a51..7446e4f 100644 (file)
--- a/src/surf/surf_config.c
+++ b/src/surf/surf_config.c
@@ -1,4 +1,5 @@
-/* Copyright (c) 2009-2010 The SimGrid team. All rights reserved.           */
+/* Copyright (c) 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -32,10 +33,14 @@ static void surf_config_cmd_line(int *argc, char **argv)
       remove_it = 1;
     } else if (!strncmp(argv[i], "--cfg-help", strlen("--cfg-help") + 1) ||
                !strncmp(argv[i], "--help", strlen("--help") + 1)) {
-      printf
-        ("Description of the configuration accepted by this simulator:\n");
+      printf("Description of the configuration accepted by this simulator:\n");
       xbt_cfg_help(_surf_cfg_set);
-      remove_it = 1;
+      printf("\nYou can also use --help-models to see the details of all models known by this simulator.\n");
+      exit(0);
+    } else if (!strncmp(argv[i], "--help-models", strlen("--help-models")+1)) {
+      model_help("workstation",surf_workstation_model_description);
+      model_help("CPU",surf_cpu_model_description);
+      model_help("network",surf_network_model_description);
       exit(0);
     }
     if (remove_it) {            /*remove this from argv */
@@ -64,8 +69,13 @@ static void _surf_cfg_cb__workstation_model(const char *name, int pos)
               "Cannot change the model after the initialization");
 
   val = xbt_cfg_get_string(_surf_cfg_set, name);
-  /* New Module missing */
 
+  if (!strcmp(val,"help")) {
+    model_help("workstation",surf_workstation_model_description);
+    exit(0);
+  }
+
+  /* Make sure that the model exists */
   find_model_description(surf_workstation_model_description, val);
 }
 
@@ -78,6 +88,12 @@ static void _surf_cfg_cb__cpu_model(const char *name, int pos)
               "Cannot change the model after the initialization");
 
   val = xbt_cfg_get_string(_surf_cfg_set, name);
+
+  if (!strcmp(val,"help")) {
+    model_help("CPU",surf_cpu_model_description);
+    exit(0);
+  }
+
   /* New Module missing */
   find_model_description(surf_cpu_model_description, val);
 }
@@ -91,6 +107,12 @@ static void _surf_cfg_cb__network_model(const char *name, int pos)
               "Cannot change the model after the initialization");
 
   val = xbt_cfg_get_string(_surf_cfg_set, name);
+
+  if (!strcmp(val,"help")) {
+    model_help("network",surf_network_model_description);
+    exit(0);
+  }
+
   /* New Module missing */
   find_model_description(surf_network_model_description, val);
 }
@@ -150,6 +172,7 @@ void surf_config_init(int *argc, char **argv)
       p +=
         sprintf(p, "%s%s", (i == 0 ? "" : ", "),
                 surf_cpu_model_description[i].name);
+    sprintf(p,".\n       (use 'help' as a value to see the long description of each model)");
     default_value = xbt_strdup("Cas01");
     xbt_cfg_register(&_surf_cfg_set,
                      "cpu/model", description, xbt_cfgelm_string,
@@ -163,6 +186,7 @@ void surf_config_init(int *argc, char **argv)
       p +=
         sprintf(p, "%s%s", (i == 0 ? "" : ", "),
                 surf_network_model_description[i].name);
+    sprintf(p,".\n       (use 'help' as a value to see the long description of each model)");
     default_value = xbt_strdup("LV08");
     xbt_cfg_register(&_surf_cfg_set,
                      "network/model", description, xbt_cfgelm_string,
@@ -177,6 +201,7 @@ void surf_config_init(int *argc, char **argv)
       p +=
         sprintf(p, "%s%s", (i == 0 ? "" : ", "),
                 surf_workstation_model_description[i].name);
+    sprintf(p,".\n       (use 'help' as a value to see the long description of each model)");
     default_value = xbt_strdup("CLM03");
     xbt_cfg_register(&_surf_cfg_set,
                      "workstation/model", description, xbt_cfgelm_string,
@@ -191,7 +216,7 @@ void surf_config_init(int *argc, char **argv)
                      xbt_cfgelm_string, &default_value, 1, 1, NULL, NULL);
 
     xbt_cfg_register(&_surf_cfg_set, "TCP_gamma",
-                     "Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; middle value=default value => you probably want default send value)",
+                     "Size of the biggest TCP window (cat /proc/sys/net/ipv4/tcp_[rw]mem for recv/send window; Use the last given value, which is the max window size)",
                      xbt_cfgelm_double, NULL, 1, 1, _surf_cfg_cb__tcp_gamma, NULL);
     xbt_cfg_set_double(_surf_cfg_set, "TCP_gamma", 20000.0);
 
@@ -244,6 +269,8 @@ void surf_config_init(int *argc, char **argv)
 
 
     surf_config_cmd_line(argc, argv);
+  } else {
+    WARN0("Call to surf_config_init() after initialization ignored");
   }
 }