Replaced unsafe c string usage with std::string

src/osgPlugins/txp/trpage_header.cpp

@@ -50,12 +50,12 @@ bool trpgHeader::isValid() const
     else {
         if (numLods <= 0)
         {
-            strcpy(errMess, "Number of LOD <= 0");
+            errMess.assign("Number of LOD <= 0");
             return false;
         }
         if (sw.x == ne.x && sw.y == ne.y)
         {
-            strcpy(errMess, "Mbr is invalid");
+            errMess.assign("Mbr is invalid");
 
             return false;
         }

src/osgPlugins/txp/trpage_io.h

@@ -618,11 +618,11 @@ public:
      */
     virtual bool        Print(trpgPrintBuffer &) const { return true; }
 
-    const char *getErrMess() const {if(errMess[0] == '\0') return 0;else return &errMess[0];}
+    const char *getErrMess() const { return errMess.empty() ? 0 : errMess.c_str();}
 
 protected:
 
-    mutable char errMess[512];
+    mutable std::string errMess;
 };
 
 /* Pointer into a trpgwAppFile.  The full name of the file

src/osgPlugins/txp/trpage_light.cpp

@@ -949,7 +949,7 @@ bool trpgLightTable::isValid() const
         if (!itr->second.isValid())
         {
             if(itr->second.getErrMess())
-                strcpy(errMess, itr->second.getErrMess());
+                errMess.assign(itr->second.getErrMess());
             return false;
         }
     }

src/osgPlugins/txp/trpage_material.cpp

@@ -1629,14 +1629,14 @@ bool trpgTexTable::isValid() const
 {
     if (!textureMap.size())
     {
-        strcpy(errMess, "Texture table list is empty");
+        errMess.assign("Texture table list is empty");
         return false;
     }
 
     TextureMapType::const_iterator itr = textureMap.begin();
     for (  ; itr != textureMap.end( ); itr++) {
         if(!itr->second.isValid()) {
-            strcpy(errMess, "A texture in the texture table is invalid");
+            errMess.assign("A texture in the texture table is invalid");
             return false;
         }
     }

src/osgPlugins/txp/trpage_model.cpp

@@ -111,7 +111,7 @@ bool trpgModel::isValid() const
 {
     if (type == External && !name)
     {
-        strcpy(errMess, "Model is external with no name");
+        errMess.assign("Model is external with no name");
         return false;
     }
 
@@ -375,7 +375,7 @@ bool trpgModelTable::isValid() const
     for (  ; itr != modelsMap.end( ); itr++) {
         if(!itr->second.isValid()) {
             if(itr->second.getErrMess())
-                strcpy(errMess, itr->second.getErrMess());
+                errMess.assign(itr->second.getErrMess());
             return false;
         }
     }