From 5e2cafe59319fdfa3e17b6bfcb8f655411d70618 Mon Sep 17 00:00:00 2001
From: Zheng Da <zhengda1936@gmail.com>
Date: Wed, 16 Jun 2010 18:49:35 +0200
Subject: add fsys opt support in dde drivers.

---
 libmachdev/trivfs_server.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'libmachdev')

diff --git a/libmachdev/trivfs_server.c b/libmachdev/trivfs_server.c
index 96f016db..4565c3d7 100644
--- a/libmachdev/trivfs_server.c
+++ b/libmachdev/trivfs_server.c
@@ -75,6 +75,21 @@ is_master_device (mach_port_t port)
   return TRUE;
 }
 
+error_t
+trivfs_append_args (struct trivfs_control *fsys, char **argz, size_t *argz_len)
+{
+  error_t err = 0;
+
+#define ADD_OPT(fmt, args...)						\
+  do { char buf[100];							\
+       if (! err) {							\
+         snprintf (buf, sizeof buf, fmt , ##args);			\
+         err = argz_add (argz, argz_len, buf); } } while (0)
+
+#undef ADD_OPT
+  return err;
+}
+
 int trivfs_init()
 {
   port_bucket = ports_create_bucket ();
-- 
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