Port over some fixes to mod_dav 1.0 so that the Apache 2.0 DAV code

will pass the "litmus" DAV test tool.

In particular, we need to properly handle empty namespaces properly.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@94482 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/modules/dav/fs/dbm.c b/modules/dav/fs/dbm.c
index 45cd710c6af4297719055356ad8184b0edc275a6..f9abf745dc7ac40b2a4bc87782f75a8de26ce0a8 100644 (file)
--- a/modules/dav/fs/dbm.c
+++ b/modules/dav/fs/dbm.c
@@ -544,6 +544,13 @@ static dav_error * dav_propdb_define_namespaces(dav_db *db, dav_xmlns_info *xi)
     /* within the prop values, we use "ns%d" for prefixes... register them */
     for (ns = 0; ns < db->ns_count; ++ns, uri += strlen(uri) + 1) {
 
+        /* Empty URIs signify the empty namespace. These do not get a
+           namespace prefix. when we generate the value, we will simply
+           leave off the prefix, which is defined by mod_dav to be the
+           empty namespace. */
+        if (*uri == '\0')
+            continue;
+
         /* ns_table.buf can move, so copy its value (we want the values to
            last as long as the provided dav_xmlns_info). */
         dav_xmlns_add(xi,