Add options to select the modules to build

CMakeLists.txt

@@ -23,6 +23,12 @@ include(GNUInstallDirs)
 # include the configuration file
 include(${PROJECT_SOURCE_DIR}/cmake/Config.cmake)
 
+# add options to select which modules to build
+csfml_set_option(CSFML_BUILD_WINDOW TRUE BOOL "TRUE to build CSFML's Window module. This setting is ignored, if the graphics module is built.")
+csfml_set_option(CSFML_BUILD_GRAPHICS TRUE BOOL "TRUE to build CSFML's Graphics module.")
+csfml_set_option(CSFML_BUILD_AUDIO TRUE BOOL "TRUE to build CSFML's Audio module.")
+csfml_set_option(CSFML_BUILD_NETWORK TRUE BOOL "TRUE to build CSFML's Network module.")
+
 # add an option for choosing the build type (shared or static)
 csfml_set_option(BUILD_SHARED_LIBS TRUE BOOL "TRUE to build CSFML as shared libraries, FALSE to build it as static libraries")
 

src/SFML/CMakeLists.txt

@@ -21,14 +21,37 @@ if(CSFML_LINK_SFML_STATICALLY)
     set(SFML_STATIC_LIBRARIES TRUE)
     add_definitions(-DSFML_STATIC)
 endif()
-find_package(SFML 2.6 COMPONENTS network graphics audio REQUIRED)
+set(SFML_MODULES "system")
+if(CSFML_BUILD_AUDIO)
+    list(PREPEND SFML_MODULES "audio")
+endif()
+if(CSFML_BUILD_GRAPHICS)
+    list(PREPEND SFML_MODULES "graphics")
+endif()
+if(CSFML_BUILD_NETWORK)
+    list(PREPEND SFML_MODULES "network")
+endif()
+find_package(SFML 2.6 COMPONENTS ${SFML_MODULES} REQUIRED)
 
 # add the modules subdirectories
 add_subdirectory(System)
+
+if(CSFML_BUILD_WINDOW OR SFML_BUILD_GRAPHICS)
     add_subdirectory(Window)
+endif()
+
+if(CSFML_BUILD_NETWORK)
     add_subdirectory(Network)
+endif()
+
+if(CSFML_BUILD_GRAPHICS)
     add_subdirectory(Graphics)
+endif()
+
+if(CSFML_BUILD_AUDIO)
     add_subdirectory(Audio)
+endif()
+
 if(SFML_OS_WINDOWS)
     add_subdirectory(Main)
 endif()