common/Graylog.h: make constructor explicit

Signed-off-by: Danny Al-Gaaf <danny.al-gaaf@bisect.de>

diff --git a/src/common/Graylog.h b/src/common/Graylog.h
index c5fee43f56fad95e0e374ecd6afc616c49376e75..e305e081c5b811d929f57d2e7ecd39e82ce7d171 100644 (file)
--- a/src/common/Graylog.h
+++ b/src/common/Graylog.h
@@ -47,7 +47,7 @@ class Graylog
    * until set_destination is called
    * @param logger Value for key "_logger" in GELF
    */
-  Graylog(std::string logger);
+  explicit Graylog(std::string logger);
   virtual ~Graylog();
 
   void set_hostname(const std::string& host);