added the REQUIRED flag for libconfig and protobuf-c

diff --git a/CMakeLists.txt b/CMakeLists.txt
index e1755fe97806d62c699afca4d742b51d8a33bc42..1fc4f93429bd7b9198bb4e0d8b2bd3459912c2e7 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,8 +16,8 @@ else()
   set(USE_POLARSSL ON)
 endif()
 
-pkg_check_modules(LIBCONFIG libconfig)
-pkg_check_modules(LIBPROTOBUF libprotobuf-c)
+pkg_check_modules(LIBCONFIG REQUIRED libconfig)
+pkg_check_modules(LIBPROTOBUF REQUIRED libprotobuf-c)
 
 link_directories(${LIBCONFIG_LIBDIR} ${LIBPROTOBUF_LIBDIR})