cmake: Clean up CMake declarations

.gitmodules

@@ -1,7 +1,3 @@
-[submodule "vendor/raylib"]
-	path = vendor/raylib
-	url = https://github.com/raysan5/raylib.git
-    ignore = dirty
 [submodule "vendor/nuklear"]
 	path = vendor/nuklear
 	url = https://github.com/Immediate-Mode-UI/Nuklear.git

CMakeLists.txt

@@ -1,6 +1,6 @@
 cmake_minimum_required(VERSION 3.11)
-project(raylib-nuklear
-    DESCRIPTION "raylib-nuklear: Nuklear immediate mode GUI for raylib."
+project(raylib_nuklear
+    DESCRIPTION "raylib_nuklear: Nuklear immediate mode GUI for raylib."
     HOMEPAGE_URL "https://github.com/robloach/raylib-nuklear"
     VERSION 4.0.1
     LANGUAGES C
@@ -9,27 +9,27 @@ project(raylib-nuklear
 # raylib-nuklear
 add_subdirectory(include)
 
+# Options
+if ("${CMAKE_SOURCE_DIR}" STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}")
+    set(RAYLIB_NUKLEAR_IS_MAIN TRUE)
+else()
+    set(RAYLIB_NUKLEAR_IS_MAIN FALSE)
+endif()
+option(RAYLIB_NUKLEAR_BUILD_EXAMPLES "Examples" ${RAYLIB_NUKLEAR_IS_MAIN})
+
 # Examples
-option(BUILD_RAYLIB_NUKLEAR_EXAMPLES "Build Examples" ON)
-if (BUILD_RAYLIB_NUKLEAR_EXAMPLES)
-    # raylib
-    find_package(raylib QUIET)
-    if (NOT raylib_FOUND)
-        set(BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
-        set(BUILD_GAMES    OFF CACHE BOOL "" FORCE)
-        add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/vendor/raylib)
-    endif()
+if (RAYLIB_NUKLEAR_BUILD_EXAMPLES)
     add_subdirectory(examples)
-endif()
 
-# Testing
-if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
-    include(CTest)
-    enable_testing()
-    if(BUILD_TESTING AND BUILD_RAYLIB_NUKLEAR_EXAMPLES)
-        set(CTEST_CUSTOM_TESTS_IGNORE
-            pkg-config--static
-        )
-        add_subdirectory(test)
+    # Testing
+    if (CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
+        include(CTest)
+        enable_testing()
+        if (BUILD_TESTING)
+            # set(CTEST_CUSTOM_TESTS_IGNORE
+            #     pkg-config--static
+            # )
+            add_subdirectory(test)
+        endif()
     endif()
 endif()

examples/CMakeLists.txt

@@ -1,10 +1,29 @@
+# raylib
+find_package(raylib QUIET)
+if (NOT raylib_FOUND)
+    include(FetchContent)
+        FetchContent_Declare(
+        raylib
+        GIT_REPOSITORY https://github.com/raysan5/raylib.git
+        GIT_TAG 4.0.0
+    )
+    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)
+        set(BUILD_GAMES    OFF CACHE BOOL "" FORCE)
+        add_subdirectory(${raylib_SOURCE_DIR} ${raylib_BINARY_DIR})
+    endif()
+endif()
+
 # raylib-nuklear-example
 add_executable(raylib-nuklear-example
     raylib-nuklear-example.c
 )
 target_link_libraries(raylib-nuklear-example PUBLIC
     raylib
-    raylib-nuklear
+    raylib_nuklear
 )
 
 # raylib-nuklear-demo
@@ -13,7 +32,7 @@ add_executable(raylib-nuklear-demo
 )
 target_link_libraries(raylib-nuklear-demo PUBLIC
     raylib
-    raylib-nuklear
+    raylib_nuklear
 )
 
 # raylib-nuklear-font
@@ -22,7 +41,7 @@ add_executable(raylib-nuklear-font
 )
 target_link_libraries(raylib-nuklear-font PUBLIC
     raylib
-    raylib-nuklear
+    raylib_nuklear
 )
 
 # Resources

include/CMakeLists.txt

@@ -1,6 +1,6 @@
 # raylib-nuklear
-add_library(raylib-nuklear INTERFACE)
-target_include_directories(raylib-nuklear INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
+add_library(raylib_nuklear INTERFACE)
+target_include_directories(raylib_nuklear INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
 install(FILES
     raylib-nuklear.h
     nuklear.h

test/CMakeLists.txt

@@ -3,7 +3,7 @@ add_executable(raylib-nuklear-test raylib-nuklear-test.c)
 target_compile_options(raylib-nuklear-test PRIVATE -Wall -Wextra -Wconversion -Wsign-conversion)
 target_link_libraries(raylib-nuklear-test PUBLIC
     raylib
-    raylib-nuklear
+    raylib_nuklear
 )
 
 # Copy the resources