Index: subversion/include/svn_types.h
===================================================================
--- subversion/include/svn_types.h	(revision 27972)
+++ subversion/include/svn_types.h	(working copy)
@@ -237,6 +237,9 @@ typedef enum
   /* Depth undetermined or ignored. */
   svn_depth_unknown    = -2,
 
+  /* Exclude (i.e., don't descend into) directory D. */
+  svn_depth_exclude    = -1,
+
   /* Just the named directory D, no entries.  Updates will not pull in
      any files or subdirectories not already present. */
   svn_depth_empty      =  0,
Index: subversion/libsvn_repos/reporter.c
===================================================================
--- subversion/libsvn_repos/reporter.c	(revision 27972)
+++ subversion/libsvn_repos/reporter.c	(working copy)
@@ -967,13 +967,18 @@ delta_dirs(report_baton_t *b, svn_revnum
           s_entry = s_entries ?
             apr_hash_get(s_entries, name, APR_HASH_KEY_STRING) : NULL;
 
-          /* The only special case here is when requested_depth is files
-             but the reported path is a directory.  This is technically
-             a client error, but we handle it anyway, by skipping the
-             entry. */
-          if (requested_depth != svn_depth_files
-              || ((! t_entry || t_entry->kind != svn_node_dir)
-                  && (! s_entry || s_entry->kind != svn_node_dir)))
+          /* The only special cases here are
+
+             - When requested_depth is files but the reported path is
+             a directory.  This is technically a client error, but we
+             handle it anyway, by skipping the entry.
+
+             - When the reoprted depth is svn_depth_exclude.
+          */
+          if ((! info || info->depth != svn_depth_exclude)
+              && (requested_depth != svn_depth_files
+                  || ((! t_entry || t_entry->kind != svn_node_dir)
+                      && (! s_entry || s_entry->kind != svn_node_dir))))
             SVN_ERR(update_entry(b, s_rev, s_fullpath, s_entry, t_fullpath,
                                  t_entry, dir_baton, e_fullpath, info,
                                  info ? info->depth
Index: subversion/libsvn_subr/kitchensink.c
===================================================================
--- subversion/libsvn_subr/kitchensink.c	(revision 27972)
+++ subversion/libsvn_subr/kitchensink.c	(working copy)
@@ -73,6 +73,8 @@ svn_depth_to_word(svn_depth_t depth)
 {
   switch (depth)
     {
+    case svn_depth_exclude:
+      return "exclude";
     case svn_depth_unknown:
       return "unknown";
     case svn_depth_empty:
@@ -92,6 +94,8 @@ svn_depth_to_word(svn_depth_t depth)
 svn_depth_t
 svn_depth_from_word(const char *word)
 {
+  if (strcmp(word, "exclude") == 0)
+    return svn_depth_exclude;
   if (strcmp(word, "unknown") == 0)
     return svn_depth_unknown;
   if (strcmp(word, "empty") == 0)
Index: subversion/svn/main.c
===================================================================
--- subversion/svn/main.c	(revision 27972)
+++ subversion/svn/main.c	(working copy)
@@ -1251,7 +1251,8 @@ main(int argc, const char *argv[])
                                _("Error converting depth "
                                  "from locale to UTF8")), pool, "svn: ");
         opt_state.depth = svn_depth_from_word(utf8_opt_arg);
-        if (opt_state.depth == svn_depth_unknown)
+        if (opt_state.depth == svn_depth_unknown
+            || opt_state.depth == svn_depth_exclude)
           {
             return svn_cmdline_handle_exit_error
               (svn_error_createf(SVN_ERR_CL_ARG_PARSING_ERROR, NULL,