improve error message of pdnsutil if it can't find configuration

diff --git a/pdns/pdnsutil.cc b/pdns/pdnsutil.cc
index 05d5dee904bf389a35f9445eb10e348afb8aa2c5..2bef27c6b154d9abb741404a403c66c42ec4d825 100644 (file)
--- a/pdns/pdnsutil.cc
+++ b/pdns/pdnsutil.cc
@@ -121,7 +121,7 @@ void loadMainConfig(const std::string& configdir)
 
   // Keep this line below all ::arg().set() statements
   if (! ::arg().laxFile(configname.c_str()))
-    cerr<<"Warning: unable to read configuration file '"<<configname<<"'."<<endl;
+    cerr<<"Warning: unable to read configuration file '"<<configname<<"': "<<strerror(errno)<<endl;
 
   seedRandom(::arg()["entropy-source"]);