Some insignificant changes to usage of the const keyword.

3 files changed, 10 insertions, 9 deletions

diff --git a/src/main.cpp b/src/main.cpp
index 720417c4..6088654f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -189,6 +189,7 @@ void initialize()
         exit(1);
     }
 
+    // Reset to default segmentation fault handling for debugging purposes
     signal(SIGSEGV, SIG_DFL);
 
     // set SDL to quit on exit.
diff --git a/src/mapmanager.cpp b/src/mapmanager.cpp
index 360503f9..081ad508 100644
--- a/src/mapmanager.cpp
+++ b/src/mapmanager.cpp
@@ -92,17 +92,17 @@ Map *MapManager::getMap(const unsigned int mapId)
     return result;
 }
 
-bool MapManager::isLoaded(const unsigned int mapId)
+bool MapManager::isLoaded(const unsigned int mapId) const
 {
     bool ret = false;
-    std::map<unsigned int, Map *>::iterator i;
+    std::map<unsigned int, Map *>::const_iterator i;
 
     i = maps.find(mapId);
     if (i != maps.end())
     {
         ret = true;
     }
-    return ret;    
+    return ret;
 }
 
 
diff --git a/src/mapmanager.h b/src/mapmanager.h
index ede3ec6f..3347ae27 100644
--- a/src/mapmanager.h
+++ b/src/mapmanager.h
@@ -46,27 +46,27 @@ class MapManager: public utils::Singleton<MapManager>
         /**
          * Load the specified map
          */
-        Map *loadMap(const unsigned int mapId);
+        Map *loadMap(unsigned int mapId);
 
         /**
          * Unload the specified map
          */
-        void unloadMap(const unsigned int mapId);
+        void unloadMap(unsigned int mapId);
 
         /**
          * Reload the specified map
          */
-        void reloadMap(const unsigned int mapId);
+        void reloadMap(unsigned int mapId);
 
         /**
          * Return the requested map
          */
-        Map *getMap(const unsigned int mapId);
-        
+        Map *getMap(unsigned int mapId);
+
         /**
          * Check if a map was already loaded.
          */
-        bool isLoaded(const unsigned int mapId);
+        bool isLoaded(unsigned int mapId) const;
 
     protected:
         /**