Install icons and desktop file conditionally

Only install client/server icons and desktop file if corresponding targets are enabled

Author: AMDmi3

CMakeLists.txt

@@ -3117,10 +3117,16 @@ if(NOT DEV)
     install(TARGETS ${TARGET_ANTIBOT} DESTINATION ${CMAKE_INSTALL_LIBDIR}/ddnet COMPONENT server)
   endif()
   install(TARGETS ${TARGETS_TOOLS} DESTINATION ${CMAKE_INSTALL_LIBDIR}/ddnet COMPONENT tools)
-  install(FILES other/ddnet.desktop DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/applications COMPONENT client)
+  if(TARGET game-client)
+    install(FILES other/ddnet.desktop DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/applications COMPONENT client)
+  endif()
   foreach(SIZE 16 32 48 256)
-    install(FILES other/icons/DDNet_${SIZE}x${SIZE}x32.png DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/${SIZE}x${SIZE}/apps RENAME ddnet.png COMPONENT client)
-    install(FILES other/icons/DDNet-Server_${SIZE}x${SIZE}x32.png DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/${SIZE}x${SIZE}/apps RENAME ddnet-server.png COMPONENT server)
+    if(TARGET game-client)
+      install(FILES other/icons/DDNet_${SIZE}x${SIZE}x32.png DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/${SIZE}x${SIZE}/apps RENAME ddnet.png COMPONENT client)
+    endif()
+    if(TARGET game-server)
+      install(FILES other/icons/DDNet-Server_${SIZE}x${SIZE}x32.png DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/icons/hicolor/${SIZE}x${SIZE}/apps RENAME ddnet-server.png COMPONENT server)
+    endif()
   endforeach()
   foreach(file ${VULKAN_SHADER_FILE_LIST})
     install(FILES ${PROJECT_BINARY_DIR}/${file} DESTINATION ${CMAKE_INSTALL_DATAROOTDIR}/ddnet/data/shader/vulkan COMPONENT client)