libtrivfs: add fsys_get_children

Create a server function returning EOPNOTSUPP.

* libtrivfs/fsys-get-children.c: New file.

2 files changed, 37 insertions, 1 deletions

diff --git a/libtrivfs/Makefile b/libtrivfs/Makefile
index 1c6fd5ee..3163777e 100644
--- a/libtrivfs/Makefile
+++ b/libtrivfs/Makefile
@@ -34,7 +34,8 @@ IOSRCS=io-async-icky.c io-async.c io-duplicate.c io-map.c io-modes-get.c \
 	io-stat.c io-stubs.c io-write.c io-version.c io-identity.c
 
 FSYSSRCS=fsys-getroot.c fsys-goaway.c fsys-stubs.c fsys-syncfs.c \
-	fsys-forward.c fsys-set-options.c fsys-get-options.c
+	fsys-forward.c fsys-set-options.c fsys-get-options.c \
+	fsys-get-children.c
 
 OTHERSRCS=demuxer.c protid-clean.c protid-dup.c cntl-create.c \
 	cntl-clean.c migsupport.c times.c startup.c open.c \
diff --git a/libtrivfs/fsys-get-children.c b/libtrivfs/fsys-get-children.c
new file mode 100644
index 00000000..4697cc5d
--- /dev/null
+++ b/libtrivfs/fsys-get-children.c
@@ -0,0 +1,35 @@
+/* fsys_get_children
+
+   Copyright (C) 2013 Free Software Foundation, Inc.
+
+   Written by Justus Winter <4winter@informatik.uni-hamburg.de>
+
+   This file is part of the GNU Hurd.
+
+   The GNU Hurd is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+
+   The GNU Hurd is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with the GNU Hurd.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include "priv.h"
+
+/* Return any active translators bound to nodes of the receiving
+   filesystem.  CHILDREN is an argz vector containing file names
+   relative to the root of the receiving translator.  */
+error_t
+trivfs_S_fsys_get_children (trivfs_control_t server,
+			    mach_port_t reply,
+			    mach_msg_type_name_t replyPoly,
+			    char **children,
+			    mach_msg_type_number_t *children_len)
+{
+  return EOPNOTSUPP;
+}