send_html_file(): also set empty variables to "(unknown)"

2020-09-06 20:06:59 +01:00 · 2020-09-06 20:06:59 +01:00 · 0d71223a1d
commit 0d71223a1d
parent f1a6d063b0
1 changed files with 1 additions and 1 deletions
--- a/src/html-error.c
+++ b/src/html-error.c
@ -107,7 +107,7 @@ send_html_file (FILE *infile, struct conn_s *connptr)
                                        varval = (const char *)
                                                lookup_variable (connptr->error_variables,
                                                                 varstart);
-                                        if (!varval)
+                                        if (!varval || !varval[0])
                                                varval = "(unknown)";
                                        r = write_message (connptr->client_fd,
                                                           "%s", varval);