(svn r17428) -Codechange: add a function to get the name of a driver

src/sound/allegro_s.h

@@ -21,6 +21,7 @@ public:
 	/* virtual */ void Stop();
 
 	/* virtual */ void MainLoop();
+	/* virtual */ const char *GetName() const { return "allegro"; }
 };
 
 class FSoundDriver_Allegro: public SoundDriverFactory<FSoundDriver_Allegro> {

src/sound/cocoa_s.h

@@ -19,6 +19,7 @@ public:
 	/* virtual */ const char *Start(const char * const *param);
 
 	/* virtual */ void Stop();
+	/* virtual */ const char *GetName() const { return "cocoa"; }
 };
 
 class FSoundDriver_Cocoa: public SoundDriverFactory<FSoundDriver_Cocoa> {

src/sound/null_s.h

@@ -19,6 +19,7 @@ public:
 	/* virtual */ const char *Start(const char * const *param) { return NULL; }
 
 	/* virtual */ void Stop() { }
+	/* virtual */ const char *GetName() const { return "null"; }
 };
 
 class FSoundDriver_Null: public SoundDriverFactory<FSoundDriver_Null> {

src/sound/sdl_s.h

@@ -19,6 +19,7 @@ public:
 	/* virtual */ const char *Start(const char * const *param);
 
 	/* virtual */ void Stop();
+	/* virtual */ const char *GetName() const { return "sdl"; }
 };
 
 class FSoundDriver_SDL: public SoundDriverFactory<FSoundDriver_SDL> {

src/sound/win32_s.h

@@ -19,6 +19,7 @@ public:
 	/* virtual */ const char *Start(const char * const *param);
 
 	/* virtual */ void Stop();
+	/* virtual */ const char *GetName() const { return "win32"; }
 };
 
 class FSoundDriver_Win32: public SoundDriverFactory<FSoundDriver_Win32> {