Add Lua dependency

.gitmodules

@@ -13,3 +13,6 @@
 [submodule "inferno/vendor/entt"]
 	path = inferno/vendor/entt
 	url = https://github.com/skypjack/entt
+[submodule "inferno/vendor/lua/lua"]
+	path = inferno/vendor/lua/lua
+	url = https://github.com/lua/lua

CMakeLists.txt

@@ -52,13 +52,16 @@ include_directories(
 	"${ENGINE}/vendor/glfw/include"
 	"${ENGINE}/vendor/glm"
 	"${ENGINE}/vendor/json/include"
+	"${ENGINE}/vendor/lua"
 	"${ENGINE}/vendor/stb"
 )
 
 # Define engine source files
 file(GLOB_RECURSE GLAD "${ENGINE}/vendor/glad/*.c")
+file(GLOB_RECURSE LUA "${ENGINE}/vendor/lua/*.c")
+list(REMOVE_ITEM LUA "${CMAKE_SOURCE_DIR}/${ENGINE}/vendor/lua/lua/lua.c") # Do not compile stand-alone main()
 file(GLOB_RECURSE ENGINE_SOURCES "${ENGINE}/src/${ENGINE}/*.cpp")
-set(ENGINE_SOURCES ${GLAD} ${ENGINE_SOURCES})
+set(ENGINE_SOURCES ${GLAD} ${LUA} ${ENGINE_SOURCES})
 
 # Define game source files
 file(GLOB_RECURSE GAME_SOURCES "${GAME}/src/*.cpp")

README.org

@@ -40,7 +40,7 @@ Or
 - [[https://github.com/glfw/glfw][GLFW]]
 - [[https://github.com/g-truc/glm][GLM]]
 - [[https://github.com/nlohmann/json][JSON]]
-# - [[https://github.com/lua/lua][Lua]]
+- [[https://github.com/lua/lua][Lua]]
 - [[https://github.com/nothings/stb][stb]]
 
 * References

inferno/vendor/lua/lua

@@ -0,0 +1 @@
+Subproject commit 825ac8eca8e384d6ad2538b5670088c31e08a9d7