Android.mk: add GME support

Android.mk

@@ -30,6 +30,10 @@ MPG123_LIBRARY_PATH := external/mpg123
 SUPPORT_WAVPACK ?= true
 WAVPACK_LIBRARY_PATH := external/wavpack
 
+# Enable this if you want to support loading music via libgme
+SUPPORT_GME ?= true
+GME_LIBRARY_PATH := external/libgme
+
 # Enable this if you want to support loading MOD music via XMP-lite
 SUPPORT_MOD_XMP ?= false
 XMP_LIBRARY_PATH := external/libxmp
@@ -60,6 +64,11 @@ ifeq ($(SUPPORT_WAVPACK),true)
     include $(SDL_MIXER_LOCAL_PATH)/$(WAVPACK_LIBRARY_PATH)/Android.mk
 endif
 
+# Build the library
+ifeq ($(SUPPORT_GME),true)
+    include $(SDL_MIXER_LOCAL_PATH)/$(GME_LIBRARY_PATH)/Android.mk
+endif
+
 # Build the library
 ifeq ($(SUPPORT_MOD_XMP),true)
     include $(SDL_MIXER_LOCAL_PATH)/$(XMP_LIBRARY_PATH)/Android.mk
@@ -136,6 +145,12 @@ ifeq ($(SUPPORT_WAVPACK),true)
     LOCAL_STATIC_LIBRARIES += wavpack
 endif
 
+ifeq ($(SUPPORT_GME),true)
+    LOCAL_CFLAGS += -DMUSIC_GME
+    LOCAL_C_INCLUDES += $(LOCAL_PATH)/$(GME_LIBRARY_PATH)
+    LOCAL_STATIC_LIBRARIES += libgme
+endif
+
 ifeq ($(SUPPORT_MOD_XMP),true)
     LOCAL_CFLAGS += -DMUSIC_MOD_XMP -DLIBXMP_HEADER=\"../external/libxmp/include/xmp.h\"
     LOCAL_STATIC_LIBRARIES += xmp