CMake : Move INNODB_DISALLOW_WRITES from top-level CMakeLists.txt to innodb

CMakeLists.txt

@@ -235,12 +235,6 @@ MY_CHECK_AND_SET_COMPILER_FLAG(-ggdb3 DEBUG)
 OPTION(ENABLED_LOCAL_INFILE
  "If we should should enable LOAD DATA LOCAL by default" ${IF_WIN})
 
-OPTION(WITH_INNODB_DISALLOW_WRITES "InnoDB freeze writes patch from Google" ${WITH_WSREP})
-IF (WITH_INNODB_DISALLOW_WRITES)
-  SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DWITH_INNODB_DISALLOW_WRITES")
-  SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DWITH_INNODB_DISALLOW_WRITES")
-ENDIF()
-
 # Set DBUG_OFF and other optional release-only flags for non-debug project types
 FOREACH(BUILD_TYPE RELEASE RELWITHDEBINFO MINSIZEREL)
   FOREACH(LANG C CXX)
@@ -254,7 +248,7 @@ ENDFOREACH()
 
 # Add safemutex for debug configurations, except on Windows
 # (safemutex has never worked on Windows)
-IF(NOT WIN32 AND NOT WITH_INNODB_MEMCACHED)
+IF(NOT WIN32)
   FOREACH(LANG C CXX)
       SET(CMAKE_${LANG}_FLAGS_DEBUG "${CMAKE_${LANG}_FLAGS_DEBUG} -DSAFE_MUTEX")
   ENDFOREACH()

storage/innobase/innodb.cmake

@@ -226,6 +226,12 @@ ELSE()
    ADD_DEFINITIONS(-DMUTEX_SYS)
 ENDIF()
 
+OPTION(WITH_INNODB_DISALLOW_WRITES "InnoDB freeze writes patch from Google" ${WITH_WSREP})
+IF (WITH_INNODB_DISALLOW_WRITES)
+  ADD_DEFINITIONS(-DWITH_INNODB_DISALLOW_WRITES)
+ENDIF()
+
+
 # Include directories under innobase
 INCLUDE_DIRECTORIES(${CMAKE_SOURCE_DIR}/storage/innobase/include
 		    ${CMAKE_SOURCE_DIR}/storage/innobase/handler)