* Construct a path based on the starting path provided.
* @param p initial path
*/
- SGPath( const string p );
+ SGPath( const string& p );
/** Destructor */
~SGPath();
* Set path to a new value
* @param p new path
*/
- void set( const string p );
+ void set( const string& p );
+ SGPath& operator= ( const char* p ) { this->set(p); return *this; }
/**
* Append another piece to the existing path. Inserts a path
* separator between the existing component and the new component.
* @param p additional path component */
- void append( const string p );
+ void append( const string& p );
/**
* Concatenate a string to the end of the path without inserting a
* path separator.
* @param p addtional path suffix
*/
- void concat( const string p );
+ void concat( const string& p );
/**
* Get the directory part of the path.
/** Get the path string
* @return path string
*/
- inline string str() const { return path; }
+ string str() const { return path; }
/** Get the path string
* @return path in "C" string (ptr to char array) form.
*/
- inline const char *c_str() { return path.c_str(); }
+ const char* c_str() { return path.c_str(); }
+
+ /**
+ * Determine if file exists by attempting to fopen it.
+ * @return true if file exists, otherwise returns false.
+ */
+ bool exists() const;
+
+private:
+
+ void fix();
+
};