CMake 2.6.2 fix

cmake/readline.cmake

@@ -197,12 +197,16 @@ MACRO (MYSQL_CHECK_READLINE)
     # Handle mutual exclusion of WITH_READLINE/WITH_LIBEDIT variables
     # We save current setting to recognize when user switched between
     # WITH_READLINE and WITH_LIBEDIT 
-    IF(WITH_READLINE AND (SAVE_READLINE_SETTING MATCHES "WITH_LIBEDIT"
-      OR NOT SAVE_READLINE_SETTING))
-      SET(WITH_LIBEDIT OFF CACHE BOOL "Use bundled libedit" FORCE)
-    ELSEIF(WITH_LIBEDIT AND (SAVE_READLINE_SETTING MATCHES "WITH_READLINE"
-      OR NOT SAVE_READLINE_SETTING))
-      SET(WITH_READLINE OFF CACHE BOOL "Use bundled readline" FORCE)
+    IF(WITH_READLINE)
+      IF(NOT SAVE_READLINE_SETTING OR SAVE_READLINE_SETTING MATCHES 
+         "WITH_LIBEDIT")
+        SET(WITH_LIBEDIT OFF CACHE BOOL "Use bundled libedit" FORCE)
+      ENDIF()
+    ELSEIF(WITH_LIBEDIT) 
+      IF(NOT SAVE_READLINE_SETTING OR SAVE_READLINE_SETTING MATCHES 
+         "WITH_READLINE")
+        SET(WITH_READLINE OFF CACHE BOOL "Use bundled readline" FORCE)
+      ENDIF()
     ENDIF()
 
     IF(WITH_READLINE)