CMake adds files to global vars properly for documentation

CMakeLists.txt

@@ -8,6 +8,7 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
 
 function(toAbsolutePath SETVAR PATHS)
+    set(PATHS ${PATHS} ${ARGN})
     set(RET_VAL "")
     foreach(FILE ${PATHS})
         get_filename_component(TMP
@@ -44,7 +45,6 @@ endif()
 if(NB_BUILD_TESTS)
     message(STATUS "Building tests")
     enable_testing()
-    set(GLFW_BUILD_TESTS ON CACHE BOOL "" FORCE)
     include(FetchContent)
     FetchContent_Declare(
         gtest
@@ -56,6 +56,7 @@ if(NB_BUILD_TESTS)
     endif()
     include(GoogleTest)
     set(GTEST_COLOR ON)
+    set(GLFW_BUILD_TESTS ON CACHE BOOL "" FORCE)
 endif()
 
 if (NB_LOGGING)
@@ -72,7 +73,6 @@ endif()
 # External Dep paths
 set(GLFW_PATH ../glfw/)
 set(GLAD_PATH ../glad/)
-
 get_filename_component(GLFW_PATH ${GLFW_PATH} ABSOLUTE)
 get_filename_component(GLAD_PATH ${GLAD_PATH} ABSOLUTE)