1 files changed, 3 insertions, 0 deletions
diff --git a/tools/utils.h b/tools/utils.h
index 0ef0fca..ea6d9ba 100644
--- a/tools/utils.h
+++ b/tools/utils.h
@@ -88,3 +88,6 @@ public:
     return current_arg == longer.substr(0, current_arg.length());
   }
 };
+
+std::string strError(const int);
+std::string strError();