libsaria: Introduce a rebuild_list() function

I am going to create a play list in memory based on the state of the
library.  To do this, I first need a way to trigger construction of a
list.

libsaria/library/file.cpp

@@ -46,6 +46,8 @@ namespace libsaria
 			dir = in.read_str();
 			path_list->push_back(LibraryPath(in, dir));
 		}
+
+		rebuild_list();
 	}
 
 	void library::save()

libsaria/library/library.cpp

@@ -81,6 +81,7 @@ namespace libsaria
 
 	void library::refresh()
 	{
+		rebuild_list();
 		trigger_callback(LIBRARY_REFRESH);
 	}
 

libsaria/library/library.h

@@ -53,6 +53,7 @@ namespace libsaria
 	{
 		list<LibraryPath> *get_path_list();
 		LibraryPath *get_path(string);
+		void rebuild_list();
 	}
 }
 

libsaria/library/list.cpp

@@ -0,0 +1,12 @@
+
+#include "library.h"
+
+namespace libsaria
+{
+
+	void library::rebuild_list()
+	{
+		println("Rebuilding play list");
+	}
+
+}; /* Namespace: libsaria */