--- apache_1.3.33/src/modules/standard/mod_dir.c	2004-02-20 12:37:40.000000000 -0800
+++ apache_1.3.33.new/src/modules/standard/mod_dir.c	2005-02-20 12:40:43.553575634 -0800
@@ -30,6 +30,7 @@
 
 typedef struct dir_config_struct {
     array_header *index_names;
+	array_header *index_names_incr;
 } dir_config_rec;
 
 #define DIR_CMD_PERMS OR_INDEXES
@@ -45,11 +46,67 @@
     return NULL;
 }
 
+static const char *addincr_index(cmd_parms *cmd, dir_config_rec *d, char *arg)
+{
+    if (!d->index_names_incr) {
+	d->index_names_incr = ap_make_array(cmd->pool, 2, sizeof(char *));
+    }
+    *(char **)ap_push_array(d->index_names_incr) = arg;
+    return NULL;
+}
+
+static const char *rem_index(cmd_parms * cmd, dir_config_rec *d, char *arg)
+{
+	array_header *keep;
+	array_header *keep_incr;
+	char **names_ptr;
+	int num_names;
+
+	keep = ap_make_array(cmd->pool, 2, sizeof(char *));
+	keep_incr = ap_make_array(cmd->pool, 2, sizeof(char *));
+
+	if (d->index_names) {
+		names_ptr = (char **)d->index_names->elts;
+		num_names = d->index_names->nelts;
+
+		for (; num_names; ++names_ptr, --num_names) {
+			char *name_ptr = *names_ptr;
+
+			if (strcmp(name_ptr, arg) != 0 ) {
+				*(char **)ap_push_array(keep) = name_ptr;
+			}
+		}
+		d->index_names = keep;
+	}
+
+	if (d->index_names_incr) {
+		names_ptr = (char **)d->index_names_incr->elts;
+		num_names = d->index_names_incr->nelts;
+
+		for (; num_names; ++names_ptr, --num_names) {
+			char *name_ptr = *names_ptr;
+
+			if (strcmp(name_ptr, arg) != 0 ) {
+				*(char **)ap_push_array(keep_incr) = name_ptr;
+			}
+		}
+		d->index_names_incr = keep_incr;
+	}
+	
+	return NULL;
+}
+
 static const command_rec dir_cmds[] =
 {
     {"DirectoryIndex", add_index, NULL,
      DIR_CMD_PERMS, ITERATE,
      "a list of file names"},
+    {"AddDirectoryIndex", addincr_index, NULL,
+     DIR_CMD_PERMS, ITERATE,
+     "a list of file names"},
+    {"RemoveDirectoryIndex", rem_index, NULL,
+     DIR_CMD_PERMS, ITERATE,
+     "a list of file names"},
     {NULL}
 };
 
@@ -59,6 +116,7 @@
     (dir_config_rec *) ap_pcalloc(p, sizeof(dir_config_rec));
 
     new->index_names = NULL;
+	new->index_names_incr = NULL;
     return (void *) new;
 }
 
@@ -69,6 +127,7 @@
     dir_config_rec *add = (dir_config_rec *) addv;
 
     new->index_names = add->index_names ? add->index_names : base->index_names;
+    new->index_names_incr = ap_append_arrays(p, base->index_names, add->index_names);
     return new;
 }
 
@@ -77,7 +136,6 @@
     dir_config_rec *d =
     (dir_config_rec *) ap_get_module_config(r->per_dir_config,
                                          &dir_module);
-    char *dummy_ptr[1];
     char **names_ptr;
     int num_names;
     int error_notfound = 0;
@@ -105,16 +163,25 @@
         r->filename = ap_pstrcat(r->pool, r->filename, "/", NULL);
     }
 
-    if (d->index_names) {
-	names_ptr = (char **)d->index_names->elts;
-	num_names = d->index_names->nelts;
-    }
-    else {
-	dummy_ptr[0] = DEFAULT_INDEX;
-	names_ptr = dummy_ptr;
-	num_names = 1;
-    }
-
+	/* Merge index_names and index_names_incr */
+	array_header *index_names;
+ 
+	if (d->index_names) {
+		if (d->index_names_incr) {
+			index_names = ap_append_arrays(r->pool, d->index_names, d->index_names_incr);
+		} else {
+			index_names = d->index_names;
+		}
+	} else if (d->index_names_incr) {
+		index_names = d->index_names_incr;
+	} else {
+        index_names = ap_make_array(r->pool, 2, sizeof(char *));
+    	*(const char **)ap_push_array(index_names) = DEFAULT_INDEX;
+	}
+
+	names_ptr = (char **)index_names->elts;
+	num_names = index_names->nelts;
+		
     for (; num_names; ++names_ptr, --num_names) {
         char *name_ptr = *names_ptr;
         request_rec *rr = ap_sub_req_lookup_uri(name_ptr, r);