Fix debugs when refresh_pattern is missing the regex pattern

This is a very rare situation and may not be completely required. But it
did hinder debugging of refresh_pattern when the regex field token was
broken by parser updates.

diff --git a/src/cache_cf.cc b/src/cache_cf.cc
index 447f85156348b7f63bccb81f662af9f09ceb0ccb..199881afa7658d83a7b5caf254181da5773223c4 100644 (file)
--- a/src/cache_cf.cc
+++ b/src/cache_cf.cc
@@ -2803,20 +2803,20 @@ parse_refreshpattern(RefreshPattern ** head)
     int errcode;
     int flags = REG_EXTENDED | REG_NOSUB;
 
-    if ((token = ConfigParser::NextToken()) == NULL) {
-        self_destruct();
-        return;
-    }
+    if ((token = ConfigParser::NextToken()) != NULL) {
+
+        if (strcmp(token, "-i") == 0) {
+            flags |= REG_ICASE;
+            token = ConfigParser::NextToken();
+        } else if (strcmp(token, "+i") == 0) {
+            flags &= ~REG_ICASE;
+            token = ConfigParser::NextToken();
+        }
 
-    if (strcmp(token, "-i") == 0) {
-        flags |= REG_ICASE;
-        token = ConfigParser::NextToken();
-    } else if (strcmp(token, "+i") == 0) {
-        flags &= ~REG_ICASE;
-        token = ConfigParser::NextToken();
     }
 
     if (token == NULL) {
+        debugs(3, DBG_CRITICAL, "FATAL: refresh_pattern missing the regex pattern parameter");
         self_destruct();
         return;
     }