Make sure that cmake doesn't fail when MySQL libraries are missing

fixes #6665

diff --git a/third-party/cmake/FindMySQL.cmake b/third-party/cmake/FindMySQL.cmake
index b2b666e1057c3d7acb709af7f3ebe30160e43692..d92b6c7663ba76db8c2c24df37d9e2116b190cdf 100644 (file)
--- a/third-party/cmake/FindMySQL.cmake
+++ b/third-party/cmake/FindMySQL.cmake
@@ -113,5 +113,6 @@ IF (MYSQL_INCLUDE_DIR AND MYSQL_LIB_DIR)
   MESSAGE(STATUS "MySQL Include dir: ${MYSQL_INCLUDE_DIR}  library dir: ${MYSQL_LIB_DIR}")
   MESSAGE(STATUS "MySQL client libraries: ${MYSQL_CLIENT_LIBS}")
 ELSE (MYSQL_INCLUDE_DIR AND MYSQL_LIB_DIR)
-  MESSAGE(FATAL_ERROR "Cannot find MySQL. Include dir: ${MYSQL_INCLUDE_DIR}  library dir: ${MYSQL_LIB_DIR}")
+  MESSAGE(STATUS "Cannot find MySQL. Include dir: ${MYSQL_INCLUDE_DIR}  library dir: ${MYSQL_LIB_DIR}")
+  SET(MYSQL_FOUND FALSE)
 ENDIF (MYSQL_INCLUDE_DIR AND MYSQL_LIB_DIR)