--- ../httpd-2.0.52/modules/mappers/mod_dir.c	2004-08-15 14:59:57.000000000 -0700
+++ httpd-2.0.52/modules/mappers/mod_dir.c	2005-02-13 02:27:55.724946750 -0800
@@ -38,6 +38,7 @@
 
 typedef struct dir_config_struct {
     apr_array_header_t *index_names;
+	apr_array_header_t *index_names_incr;
     slash_cfg do_slash;
 } dir_config_rec;
 
@@ -54,6 +55,57 @@
     return NULL;
 }
 
+static const char *addincr_index(cmd_parms *cmd, dir_config_rec *d, const char *arg)
+{
+    if (!d->index_names_incr) {
+        d->index_names_incr = apr_array_make(cmd->pool, 2, sizeof(char *));
+    }
+    *(const char **)apr_array_push(d->index_names_incr) = arg;
+    return NULL;
+}
+
+static const char *rem_index(cmd_parms *cmd, dir_config_rec *d, const char *arg)
+{
+
+	apr_array_header_t *keep;
+	apr_array_header_t *keep_incr;
+    char **names_ptr;
+    int num_names;
+	
+	keep = apr_array_make(cmd->pool, 2, sizeof(char *));
+	keep_incr = apr_array_make(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 **)apr_array_push(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 **)apr_array_push(keep_incr) = name_ptr;
+			}
+		}
+		d->index_names_incr = keep_incr;
+	}
+		
+	return NULL;
+}
+
 static const char *configure_slash(cmd_parms *cmd, void *d_, int arg)
 {
     dir_config_rec *d = d_;
@@ -66,6 +118,10 @@
 {
     AP_INIT_ITERATE("DirectoryIndex", add_index, NULL, DIR_CMD_PERMS,
                     "a list of file names"),
+    AP_INIT_ITERATE("AddDirectoryIndex", addincr_index, NULL, DIR_CMD_PERMS,
+                    "a list of file names"),
+    AP_INIT_ITERATE("RemoveDirectoryIndex", rem_index, NULL, DIR_CMD_PERMS,
+                    "a list of file names"),
     AP_INIT_FLAG("DirectorySlash", configure_slash, NULL, DIR_CMD_PERMS,
                  "On or Off"),
     {NULL}
@@ -76,6 +132,7 @@
     dir_config_rec *new = apr_pcalloc(p, sizeof(dir_config_rec));
 
     new->index_names = NULL;
+	new->index_names_incr = NULL;
     new->do_slash = SLASH_UNSET;
     return (void *) new;
 }
@@ -89,13 +146,13 @@
     new->index_names = add->index_names ? add->index_names : base->index_names;
     new->do_slash =
         (add->do_slash == SLASH_UNSET) ? base->do_slash : add->do_slash;
+	new->index_names_incr = apr_array_append(p, base->index_names, add->index_names);
     return new;
 }
 
 static int fixup_dir(request_rec *r)
 {
     dir_config_rec *d;
-    char *dummy_ptr[1];
     char **names_ptr;
     int num_names;
     int error_notfound = 0;
@@ -154,16 +211,25 @@
         return DECLINED;
     }
 
-    if (d->index_names) {
-        names_ptr = (char **)d->index_names->elts;
-        num_names = d->index_names->nelts;
-    }
-    else {
-        dummy_ptr[0] = AP_DEFAULT_INDEX;
-        names_ptr = dummy_ptr;
-        num_names = 1;
-    }
+	/* Merge index_names and index_names_incr */
+	apr_array_header_t *index_names;
 
+	if (d->index_names) {
+		if (d->index_names_incr) {
+			index_names = apr_array_append(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 = apr_array_make(r->pool, 2, sizeof(char *));
+    	*(const char **)apr_array_push(index_names) = AP_DEFAULT_INDEX;
+	}
+
+	names_ptr = (char **)index_names->elts;
+	num_names = index_names->nelts;
+		
     for (; num_names; ++names_ptr, --num_names) {
         /* XXX: Is this name_ptr considered escaped yet, or not??? */
         char *name_ptr = *names_ptr;