Add CMake file

CMakeLists.txt

@@ -0,0 +1,35 @@
+cmake_minimum_required(VERSION 3.22)
+
+project(bannertool)
+
+# add definition for alloca
+# otherwise stb_vorbis fails
+if(MSVC)
+    add_compile_definitions(alloca=_alloca)
+endif()
+
+# define version
+set(VERSION_MAJOR "1")
+set(VERSION_MINOR "2")
+set(VERSION_MICRO "0")
+
+# Add executable
+add_executable(bannertool
+source/cmd.cpp
+source/main.cpp
+source/pc/stb_image.c
+source/pc/stb_vorbis.c
+source/pc/wav.cpp
+source/3ds/cbmd.cpp
+source/3ds/cwav.cpp
+source/3ds/lz11.cpp)
+# set include dirs
+target_include_directories(bannertool PUBLIC
+source
+source/3ds
+source/pc)
+# define VERSION
+target_compile_definitions(bannertool PUBLIC
+-DVERSION_MAJOR=${VERSION_MAJOR}
+-DVERSION_MINOR=${VERSION_MINOR}
+-DVERSION_MICRO=${VERSION_MICRO})