For libmysqld.so, apply patch to the MySQL Bug#39288 found here

http://lists.mysql.com/commits/102373

It is better than previous attempts to build the libmysqld, 
as it also takes care of

1) -Wl,--no-undefined for shared libraries and 
2) CLEAN_DIRECT_OUTPUT since there are now 2 libraries with 
the same base output name

cmake/libutils.cmake

@@ -277,6 +277,15 @@ MACRO(MERGE_LIBRARIES)
     MYSQL_INSTALL_TARGETS(${TARGET} DESTINATION "${INSTALL_LIBDIR}" ${COMP})
   ENDIF()
   SET_TARGET_PROPERTIES(${TARGET} PROPERTIES LINK_INTERFACE_LIBRARIES "")
+  IF(ARG_SHARED AND LINK_FLAG_NO_UNDEFINED)
+    # Do not allow undefined symbols in shared libraries
+    GET_TARGET_PROPERTY(TARGET_LINK_FLAGS ${TARGET} LINK_FLAGS)
+    IF(NOT TARGET_LINK_FLAGS)
+      SET(TARGET_LINK_FLAGS)
+    ENDIF()
+    SET_TARGET_PROPERTIES(${TARGET} PROPERTIES LINK_FLAGS 
+      "${TARGET_LINK_FLAGS} ${LINK_FLAG_NO_UNDEFINED}")
+  ENDIF() 
 ENDMACRO()
 
 FUNCTION(GET_DEPENDEND_OS_LIBS target result)

libmysqld/CMakeLists.txt

@@ -147,6 +147,17 @@ ENDIF()
 
 IF(NOT DISABLE_SHARED)
   MERGE_LIBRARIES(libmysqld SHARED mysqlserver EXPORTS ${CLIENT_API_FUNCTIONS}
-  COMPONENT Embedded VERSION ${SHARED_LIB_MAJOR_VERSION})
-  SET_TARGET_PROPERTIES(libmysqld PROPERTIES PREFIX "")
+  COMPONENT Embedded) 
+  IF(UNIX)
+    # Name the shared library, handle versioning (provides same api as client
+    # library hence the same version)
+    SET_TARGET_PROPERTIES(libmysqld PROPERTIES 
+      OUTPUT_NAME mysqld 
+      SOVERSION "${SHARED_LIB_MAJOR_VERSION}")
+    # Clean direct output flags, as 2 targets have the same base name
+    # libmysqld
+    SET_TARGET_PROPERTIES(libmysqld PROPERTIES CLEAN_DIRECT_OUTPUT 1)
+    SET_TARGET_PROPERTIES(mysqlserver PROPERTIES CLEAN_DIRECT_OUTPUT 1)
+  ENDIF()
 ENDIF()
+