Add SDL-mixer dependency

CMakeLists.txt

@@ -62,7 +62,9 @@ FetchContent_Declare(
 
 FetchContent_MakeAvailable(cxxopts)
 
+message(STATUS "Dusk: Fetching SDL3-mixer")
 
+include(cmake/SDL-mixer.cmake)
 include(files.cmake)
 
 # TODO: version handling for res includes
@@ -94,7 +96,7 @@ target_include_directories(game_debug PUBLIC
         extern
         ${CMAKE_SOURCE_DIR}/build/${DUSK_TP_VERSION}/include
         build/${DUSK_TP_VERSION}/include)
-target_link_libraries(game_debug PUBLIC aurora::core aurora::gx aurora::gd aurora::si aurora::vi aurora::pad aurora::mtx aurora::os aurora::dvd aurora::card)
+target_link_libraries(game_debug PUBLIC aurora::core aurora::gx aurora::gd aurora::si aurora::vi aurora::pad aurora::mtx aurora::os aurora::dvd aurora::card SDL3_mixer::SDL3_mixer)
 
 set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
 add_library(game SHARED ${DOLZEL_FILES} ${Z2AUDIOLIB_FILES} ${SSYSTEM_FILES} ${JSYSTEM_FILES} ${REL_FILES} ${DUSK_FILES} ${DOLPHIN_FILES}

cmake/SDL-mixer.cmake

@@ -0,0 +1,28 @@
+set(SDLMIXER_VENDORED          ON)
+set(SDLMIXER_STRICT            ON)
+set(BUILD_SHARED_LIBS          OFF)
+
+set(SDLMIXER_AIFF              OFF)
+set(SDLMIXER_WAVE              OFF)
+set(SDLMIXER_VOC               OFF)
+set(SDLMIXER_AU                OFF)
+set(SDLMIXER_FLAC              OFF)
+set(SDLMIXER_GME               OFF)
+set(SDLMIXER_MOD               OFF)
+set(SDLMIXER_MP3               OFF)
+set(SDLMIXER_MIDI              OFF)
+set(SDLMIXER_OPUS              OFF)
+set(SDLMIXER_WAVPACK           OFF)
+set(SDLMIXER_VORBIS_STB        OFF)
+set(SDLMIXER_VORBIS_VORBISFILE OFF)
+
+FetchContent_Declare(SDL-mixer
+    URL https://github.com/libsdl-org/SDL_mixer/archive/refs/tags/release-3.2.0.tar.gz
+    URL_HASH SHA256=1077fef4a6e9513027da0a08e6f1b8645f8c88c8bef001c17befeb52b129b5dd
+    DOWNLOAD_EXTRACT_TIMESTAMP TRUE
+)
+
+FetchContent_MakeAvailable(SDL-mixer)
+if (NOT TARGET SDL3_mixer::SDL3_mixer)
+    message(FATAL_ERROR "Failed to make SDL-mixer available")
+endif ()