Switched env to python

tools/CMakeLists.txt

@@ -16,18 +16,12 @@ function(add_asset ASSET_TYPE ASSET_PATH)
 endfunction()
 
 function(add_defs INPUT_PATH OUTPUT_NAME_RELATIVE)
-  set(INPUT_FULL_PATH "${CMAKE_CURRENT_LIST_DIR}/${INPUT_PATH}")
-  set(OUTPUT_FULL_PATH "${DUSK_GENERATED_HEADERS_DIR}/${OUTPUT_NAME_RELATIVE}")
-
-  add_custom_command(
-    OUTPUT ${OUTPUT_FULL_PATH}
-    COMMAND ${CMAKE_COMMAND}
-      -DENV_FILE=${INPUT_FULL_PATH}
-      -DOUT_HEADER=${OUTPUT_FULL_PATH}
-      -P ${CMAKE_SOURCE_DIR}/cmake/modules/envtoh.cmake
-    DEPENDS ${INPUT_FULL_PATH} ${CMAKE_SOURCE_DIR}/cmake/modules/envtoh.cmake
-    COMMENT "Generating ${OUTPUT_NAME_RELATIVE}"
+  set(DUSK_DEFS_TARGET_NAME "DUSK_DEFS_${OUTPUT_NAME_RELATIVE}")
+  dusk_run_python(
+    ${DUSK_DEFS_TARGET_NAME}
+    tools.envtoh
+      --env ${INPUT_PATH}
+      --output ${DUSK_BUILT_ASSETS_DIR}/${OUTPUT_NAME_RELATIVE}
   )
-  add_custom_target(${OUTPUT_NAME_RELATIVE}_header DEPENDS ${OUTPUT_FULL_PATH})
-  add_dependencies(${DUSK_LIBRARY_TARGET_NAME} ${OUTPUT_NAME_RELATIVE}_header)
+  add_dependencies(${DUSK_LIBRARY_TARGET_NAME} ${DUSK_DEFS_TARGET_NAME})
 endfunction()