Add raylib library

libs/raylib-4.5.0/projects/CMake/CMakeLists.txt

@@ -0,0 +1,42 @@
+cmake_minimum_required(VERSION 3.11) # FetchContent is available in 3.11+
+project(example)
+
+# Generate compile_commands.json
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+
+# Dependencies
+set(RAYLIB_VERSION 4.2.0)
+find_package(raylib ${RAYLIB_VERSION} QUIET) # QUIET or REQUIRED
+if (NOT raylib_FOUND) # If there's none, fetch and build raylib
+  include(FetchContent)
+  FetchContent_Declare(
+    raylib
+    URL https://github.com/raysan5/raylib/archive/refs/tags/${RAYLIB_VERSION}.tar.gz
+  )
+  FetchContent_GetProperties(raylib)
+  if (NOT raylib_POPULATED) # Have we downloaded raylib yet?
+    set(FETCHCONTENT_QUIET NO)
+    FetchContent_Populate(raylib)
+    set(BUILD_EXAMPLES OFF CACHE BOOL "" FORCE) # don't build the supplied examples
+    add_subdirectory(${raylib_SOURCE_DIR} ${raylib_BINARY_DIR})
+  endif()
+endif()
+
+# Our Project
+
+add_executable(${PROJECT_NAME} core_basic_window.c)
+#set(raylib_VERBOSE 1)
+target_link_libraries(${PROJECT_NAME} raylib)
+
+# Web Configurations
+if (${PLATFORM} STREQUAL "Web")
+    # Tell Emscripten to build an example.html file.
+    set_target_properties(${PROJECT_NAME} PROPERTIES SUFFIX ".html")
+endif()
+
+# Checks if OSX and links appropriate frameworks (Only required on MacOS)
+if (APPLE)
+    target_link_libraries(${PROJECT_NAME} "-framework IOKit")
+    target_link_libraries(${PROJECT_NAME} "-framework Cocoa")
+    target_link_libraries(${PROJECT_NAME} "-framework OpenGL")
+endif()