X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/e6d225ae6e6811d3c88dc201642a2127ff6c11bd..4263f395efd136dece52d765dfcff3c96f17506e:/src/src/verify.c

diff --git a/src/src/verify.c b/src/src/verify.c
index 1ead30216..475f52d92 100644
--- a/src/src/verify.c
+++ b/src/src/verify.c
@@ -1,5 +1,3 @@
-/* $Cambridge: exim/src/src/verify.c,v 1.55 2010/06/05 23:50:18 pdp Exp $ */
-
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
@@ -885,7 +883,7 @@ Returns:
 */
 
 static void PRINTF_FUNCTION(2,3)
-respond_printf(FILE *f, char *format, ...)
+respond_printf(FILE *f, const char *format, ...)
 {
 va_list ap;
 
@@ -3038,7 +3036,7 @@ while ((domain = string_nextinlist(&list, &sep, buffer, sizeof(buffer))) != NULL
 
   for (s = domain; *s != 0; s++)
     {
-    if (!isalnum(*s) && *s != '-' && *s != '.')
+    if (!isalnum(*s) && *s != '-' && *s != '.' && *s != '_')
       {
       log_write(0, LOG_MAIN, "dnslists domain \"%s\" contains "
         "strange characters - is this right?", domain);
@@ -3050,7 +3048,7 @@ while ((domain = string_nextinlist(&list, &sep, buffer, sizeof(buffer))) != NULL
 
   if (domain_txt != domain) for (s = domain_txt; *s != 0; s++)
     {
-    if (!isalnum(*s) && *s != '-' && *s != '.')
+    if (!isalnum(*s) && *s != '-' && *s != '.' && *s != '_')
       {
       log_write(0, LOG_MAIN, "dnslists domain \"%s\" contains "
         "strange characters - is this right?", domain_txt);