update cmakelists

Author: christopherhesse

CMakeLists.txt

@@ -93,11 +93,6 @@ set(COREINFO)
 set(CORE_TARGETS)
 
 function(add_core PLATFORM CORE_NAME)
-    if(GIT_EXECUTABLE AND EXISTS ${CMAKE_SOURCE_DIR}/.git AND IS_DIRECTORY ${CMAKE_SOURCE_DIR}/.git)
-        add_custom_target(${PLATFORM}-submodule
-            COMMAND ${GIT_EXECUTABLE} submodule update --init cores/${PLATFORM}
-            DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/.git/index")
-    endif()
     set(TARGET_NAME ${CORE_NAME}_libretro${CMAKE_SHARED_LIBRARY_SUFFIX})
     get_filename_component(TARGET_PATH "${PYLIB_DIRECTORY}/retro/cores/${TARGET_NAME}" ABSOLUTE)
     list(APPEND CORES "${TARGET_PATH}")
@@ -113,17 +108,11 @@ function(add_core PLATFORM CORE_NAME)
         set(MAKEFILE Makefile)
         set(SUBDIR libretro)
     else()
-        message(FATAL_ERROR "Could not find Makefile. Did you clone submodules?")
+        message(FATAL_ERROR "Could not find Makefile.")
     endif()
 
-    if(EXISTS ${CMAKE_SOURCE_DIR}/.git)
-        add_custom_command(OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/retro/cores/${CORE_NAME}-version"
-            COMMAND ${CMAKE_COMMAND} -E copy "${CMAKE_SOURCE_DIR}/.git/modules/${PLATFORM}/HEAD" "${CMAKE_CURRENT_SOURCE_DIR}/retro/cores/${CORE_NAME}-version"
-            DEPENDS ${PLATFORM}-submodule)
-    else()
-        add_custom_command(OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/retro/cores/${CORE_NAME}-version"
-            COMMAND ${CMAKE_COMMAND} -E touch "${CMAKE_CURRENT_SOURCE_DIR}/retro/cores/${CORE_NAME}-version")
-    endif()
+    add_custom_command(OUTPUT "${CMAKE_CURRENT_SOURCE_DIR}/retro/cores/${CORE_NAME}-version"
+        COMMAND ${CMAKE_COMMAND} -E touch "${CMAKE_CURRENT_SOURCE_DIR}/retro/cores/${CORE_NAME}-version")
     if(WIN32)
         set(LIBRETRO_PLATFORM platform=win)
     endif()