cmake不支持IMPORTED target作为install TARGETS，无法创建zlog soversion连接，更新zlog打包流程，安装和卸载前后使用postinstall和postuninstall执行ldconfig

cmake/Package.cmake

@@ -45,6 +45,8 @@ set(CPACK_RPM_HEADER_PACKAGE_CONFLICTS ${CPACK_RPM_HEADER_PACKAGE_NAME})
 
 set(CPACK_COMPONENTS_ALL LIBRARIES HEADER EXECUTABLE)
 
+set(CPACK_RPM_POST_INSTALL_SCRIPT_FILE ${CMAKE_SOURCE_DIR}/cmake/PostInstall.in)
+set(CPACK_RPM_POST_UNINSTALL_SCRIPT_FILE ${CMAKE_SOURCE_DIR}/cmake/PostInstall.in)
 
 set(CPACK_BUILD_SOURCE_DIRS "${CMAKE_SOURCE_DIR}")