git-send-email.perl: improve error message in send_message()

diff --git a/git-send-email.perl b/git-send-email.perl
index e05455f74c7e23c28cae41b68fa80df87c633ce9..221506c3ed8b55eeb64dc0e01298a0b5d7bf4085 100755 (executable)
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -957,7 +957,10 @@ sub send_message
                }
 
                if (!$smtp) {
-                       die "Unable to initialize SMTP properly.  Is there something wrong with your config?";
+                       die "Unable to initialize SMTP properly. Check config. ",
+                           "VALUES: server=$smtp_server ",
+                           "encryption=$smtp_encryption ",
+                           defined $smtp_server_port ? "port=$smtp_server_port" : "";
                }
 
                if (defined $smtp_authuser) {