FindRuby.cmake: add more debug output

Alex

Modules/FindRuby.cmake

@@ -224,6 +224,10 @@ IF(_RUBY_DEBUG_OUTPUT)
    MESSAGE(STATUS "RUBY_POSSIBLE_LIB_DIR: ${RUBY_POSSIBLE_LIB_DIR}")
    MESSAGE(STATUS "Found RUBY_VERSION: \"${RUBY_VERSION}\" , short: \"${_RUBY_VERSION_SHORT}\", nodot: \"${_RUBY_VERSION_SHORT_NODOT}\"")
    MESSAGE(STATUS "_RUBY_REQUIRED_VARS: ${_RUBY_REQUIRED_VARS}")
+   MESSAGE(STATUS "RUBY_EXECUTABLE: ${RUBY_EXECUTABLE}")
+   MESSAGE(STATUS "RUBY_LIBRARY: ${RUBY_LIBRARY}")
+   MESSAGE(STATUS "RUBY_INCLUDE_DIR: ${RUBY_INCLUDE_DIR}")
+   MESSAGE(STATUS "RUBY_CONFIG_INCLUDE_DIR: ${RUBY_CONFIG_INCLUDE_DIR}")
    MESSAGE(STATUS "--------------------")
 ENDIF(_RUBY_DEBUG_OUTPUT)