"Iterate" directives: Report an error if no arguments are provided.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1397172 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 9 insertions, 1 deletions

diff --git a/server/config.c b/server/config.c
index a9adddd75f..ffc6694870 100644
--- a/server/config.c
+++ b/server/config.c
@@ -980,12 +980,20 @@ static const char *invoke_cmd(const command_rec *cmd, cmd_parms *parms,
         return cmd->AP_TAKE3(parms, mconfig, w, w2, w3);
 
     case ITERATE:
-        while (*(w = ap_getword_conf(parms->pool, &args)) != '\0') {
+        w = ap_getword_conf(parms->pool, &args);
+        
+        if (*w == '\0')
+            return apr_pstrcat(parms->pool, cmd->name,
+                               " requires at least one argument",
+                               cmd->errmsg ? ", " : NULL, cmd->errmsg, NULL);
 
+        while (*w != '\0') {
             errmsg = cmd->AP_TAKE1(parms, mconfig, w);
 
             if (errmsg && strcmp(errmsg, DECLINE_CMD) != 0)
                 return errmsg;
+
+            w = ap_getword_conf(parms->pool, &args);
         }
 
         return errmsg;