From 5bbaff717e42ffed60d22407a7ccb811457852ea Mon Sep 17 00:00:00 2001
From: schnorr <schnorr@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Mon, 13 Dec 2010 16:44:38 +0000
Subject: [PATCH] [trace] checking if the user created the environment
 previously

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@9170 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---
 src/instr/instr_interface.c | 6 ++++++
 src/instr/instr_variables.c | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/src/instr/instr_interface.c b/src/instr/instr_interface.c
index 56cfd6a0eb..a32e80c0a0 100644
--- a/src/instr/instr_interface.c
+++ b/src/instr/instr_interface.c
@@ -28,6 +28,12 @@ void TRACE_category_with_color (const char *category, const char *color)
   if (!TRACE_is_active())
     return;
 
+  {
+    //check if hosts have been created
+    xbt_assert1 (hosts_types != NULL && xbt_dict_length(hosts_types) != 0,
+        "%s must be called after environment creation", __FUNCTION__);
+  }
+
   //check if category is already created
   char *created = xbt_dict_get_or_null(created_categories, category);
   if (created) return;
diff --git a/src/instr/instr_variables.c b/src/instr/instr_variables.c
index f7c497eafa..8cd1703161 100644
--- a/src/instr/instr_variables.c
+++ b/src/instr/instr_variables.c
@@ -61,6 +61,12 @@ void TRACE_user_host_variable(double time, const char *variable,
   snprintf(valuestr, 100, "%g", value);
 
   if (strcmp(what, "declare") == 0) {
+    {
+      //check if hosts have been created
+      xbt_assert1 (hosts_types != NULL && xbt_dict_length(hosts_types) != 0,
+          "%s must be called after environment creation", __FUNCTION__);
+    }
+
     char new_type[INSTR_DEFAULT_STR_SIZE];
     xbt_dict_cursor_t cursor = NULL;
     char *type;
-- 
2.20.1