replace sound driver Linux with ALSA9, create arch_linux.h to house future linux arch includes

stepmania/src/arch/arch.cpp

@@ -14,7 +14,7 @@
 
 /* Override them with arch-specific drivers, as available. */
 #if defined(LINUX)
-#include "RageSoundDriver_Linux.h"
+#include "arch_linux.h"
 #elif defined(WIN32)
 #include "arch_Win32.h"
 #endif
@@ -51,8 +51,8 @@ RageSoundDriver *MakeRageSoundDriver(CString drivers)
 			if(!DriversToTry[i].CompareNoCase("DirectSound-sw")) ret = new RageSound_DSound_Software;
 			if(!DriversToTry[i].CompareNoCase("WaveOut")) ret = new RageSound_WaveOut;
 #endif
-#ifdef LINUX	
-			if(!DriversToTry[i].CompareNoCase("Linux")) ret = new RageSound_Linux;
+#ifdef LINUX	/* should use some define akin to HAS_ALSA9 */
+			if(!DriversToTry[i].CompareNoCase("ALSA9")) ret = new RageSound_ALSA9;
 #endif		
 			if(!DriversToTry[i].CompareNoCase("Null")) ret = new RageSound_Null;
 			if( !ret )

stepmania/src/arch/arch.h

@@ -17,7 +17,7 @@ RageSoundDriver *MakeRageSoundDriver(CString drivers);
 
 /* Define the default list of sound drivers for each arch. */
 #if defined(LINUX)
-#define DEFAULT_SOUND_DRIVER_LIST "Linux"
+#define DEFAULT_SOUND_DRIVER_LIST "ALSA9,Null"
 #elif defined(WIN32)
 #define DEFAULT_SOUND_DRIVER_LIST "DirectSound,DirectSound-sw,WaveOut"
 #else

stepmania/src/arch/arch_linux.h

@@ -0,0 +1,14 @@
+#ifndef LINUX_ARCH_H
+#define LINUX_ARCH_H
+
+/* #ifdef HAS_ALSA9 */
+#include "Sound/RageSoundDriver_ALSA9.h"
+/* #endif HAS_ALSA9 */
+
+#endif
+
+/*
+ * Copyright (c) 2002 by the person(s) listed below.  All rights reserved.
+ *
+ * Glenn Maynard
+ */