Simplify file generation paths

CMakeLists.txt

@@ -368,25 +368,22 @@ include(CMakePackageConfigHelpers)
 
 set(GLFW_CONFIG_PATH "lib${LIB_SUFFIX}/cmake/glfw3")
 
-configure_package_config_file("${GLFW_SOURCE_DIR}/src/glfw3Config.cmake.in"
-                              "${GLFW_BINARY_DIR}/src/glfw3Config.cmake"
+configure_package_config_file(src/glfw3Config.cmake.in
+                              src/glfw3Config.cmake
                               INSTALL_DESTINATION "${GLFW_CONFIG_PATH}"
                               NO_CHECK_REQUIRED_COMPONENTS_MACRO)
 
-write_basic_package_version_file("${GLFW_BINARY_DIR}/src/glfw3ConfigVersion.cmake" 
+write_basic_package_version_file(src/glfw3ConfigVersion.cmake
                                  VERSION ${GLFW_VERSION_FULL}
                                  COMPATIBILITY SameMajorVersion)
 
 if (GLFW_BUILD_DOCS)
-    configure_file("${GLFW_SOURCE_DIR}/docs/Doxyfile.in"
-                   "${GLFW_BINARY_DIR}/docs/Doxyfile" @ONLY)
+    configure_file(docs/Doxyfile.in docs/Doxyfile @ONLY)
 endif()
 
-configure_file("${GLFW_SOURCE_DIR}/src/glfw_config.h.in"
-               "${GLFW_BINARY_DIR}/src/glfw_config.h" @ONLY)
+configure_file(src/glfw_config.h.in src/glfw_config.h @ONLY)
 
-configure_file("${GLFW_SOURCE_DIR}/src/glfw3.pc.in"
-               "${GLFW_BINARY_DIR}/src/glfw3.pc" @ONLY)
+configure_file(src/glfw3.pc.in src/glfw3.pc @ONLY)
 
 #--------------------------------------------------------------------
 # Add subdirectories
@@ -425,8 +422,8 @@ if (GLFW_INSTALL)
 
     # Only generate this target if no higher-level project already has
     if (NOT TARGET uninstall)
-        configure_file("${GLFW_SOURCE_DIR}/cmake_uninstall.cmake.in"
-                       "${GLFW_BINARY_DIR}/cmake_uninstall.cmake" IMMEDIATE @ONLY)
+        configure_file(cmake_uninstall.cmake.in
+                       cmake_uninstall.cmake IMMEDIATE @ONLY)
 
         add_custom_target(uninstall
                           "${CMAKE_COMMAND}" -P