diff -r a28be05b20bc -r cac1d5601d7c hedgewars/CMakeLists.txt
--- a/hedgewars/CMakeLists.txt	Sun Sep 25 18:24:01 2011 +0200
+++ b/hedgewars/CMakeLists.txt	Mon Sep 26 00:03:14 2011 +0200
@@ -183,8 +183,10 @@
 
 
 add_custom_target(${engine_output_name} ALL DEPENDS "${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}${CMAKE_EXECUTABLE_SUFFIX}")
-add_custom_target(ENGINECLEAN COMMAND ${CMAKE_BUILD_TOOL} "clean" "${PROJECT_BINARY_DIR}" "${hedgewars_SOURCE_DIR}/hedgewars")
-add_dependencies(${engine_output_name} ENGINECLEAN)
+IF(NOT APPLE)
+    add_custom_target(ENGINECLEAN COMMAND ${CMAKE_BUILD_TOOL} "clean" "${PROJECT_BINARY_DIR}" "${hedgewars_SOURCE_DIR}/hedgewars")
+    add_dependencies(${engine_output_name} ENGINECLEAN)
+ENDIF()
 
 install(PROGRAMS "${EXECUTABLE_OUTPUT_PATH}/${engine_output_name}${CMAKE_EXECUTABLE_SUFFIX}" DESTINATION ${target_dir})