jdbc: make jdbc-target a non-always-run-rule (#9815)

src/connector/jdbc/CMakeLists.txt

@@ -5,11 +5,21 @@ PROJECT(TDengine)
 IF (TD_MVN_INSTALLED)
   SET(JDBC_CMD_NAME "jdbc_cmd")
   SET(JDBC_TARGET_NAME "jdbc_target")  
-  ADD_CUSTOM_COMMAND(OUTPUT ${JDBC_CMD_NAME}
-    POST_BUILD
+  SET(_output "${CMAKE_CURRENT_BINARY_DIR}/${JDBC_CMD_NAME}")
+  file(GLOB_RECURSE _depends "${CMAKE_CURRENT_SOURCE_DIR}/src/*")
+  ADD_CUSTOM_COMMAND(OUTPUT ${_output}
+    DEPENDS taos taos_static
+    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/pom.xml
+    DEPENDS ${CMAKE_CURRENT_SOURCE_DIR}/deploy-pom.xml
+    DEPENDS ${_depends}
     COMMAND mvn -Dmaven.test.skip=true install -f ${CMAKE_CURRENT_SOURCE_DIR}/pom.xml
     COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/target/taos-jdbcdriver-2.0.37-dist.jar ${LIBRARY_OUTPUT_PATH}
     COMMAND mvn -Dmaven.test.skip=true clean -f ${CMAKE_CURRENT_SOURCE_DIR}/pom.xml
+    COMMAND ${CMAKE_COMMAND} -E touch "${_output}"
+    WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+    VERBATIM
     COMMENT "build jdbc driver")
   ADD_CUSTOM_TARGET(${JDBC_TARGET_NAME} ALL WORKING_DIRECTORY ${EXECUTABLE_OUTPUT_PATH} DEPENDS ${JDBC_CMD_NAME})
+  UNSET(_depends)
+  UNSET(_output)
 ENDIF ()