From 5b845f34e5dca3e87b92045c870244aaad4b875d Mon Sep 17 00:00:00 2001
From: Miles Bader <miles@gnu.org>
Date: Tue, 5 Mar 1996 00:34:01 +0000
Subject: Initial revision

---
 libnetfs/fsys-set-options.c | 96 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 libnetfs/fsys-set-options.c

(limited to 'libnetfs/fsys-set-options.c')

diff --git a/libnetfs/fsys-set-options.c b/libnetfs/fsys-set-options.c
new file mode 100644
index 00000000..465bbf32
--- /dev/null
+++ b/libnetfs/fsys-set-options.c
@@ -0,0 +1,96 @@
+/* Parse run-time options
+
+   Copyright (C) 1995, 1996 Free Software Foundation, Inc.
+
+   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 this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+#include <errno.h>
+#include <argz.h>
+#include <hurd/fsys.h>
+#include <string.h>
+
+#include "netfs.h"
+#include "fsys_S.h"
+
+/* This code is originally from libdiskfs; things surrounded by `#if NOT_YET'
+   are pending libnetfs being fleshed out some more.  */
+
+/* Implement fsys_set_options as described in <hurd/fsys.defs>. */
+error_t
+netfs_S_fsys_set_options (fsys_t fsys,
+			  char *data, mach_msg_type_number_t data_len,
+			  int do_children)
+{
+  error_t err = 0;
+  struct port_info *pt =
+    ports_lookup_port (netfs_port_bucket, fsys, netfs_control_class);
+
+  error_t
+    helper (struct node *np)
+      {
+	error_t error;
+	mach_port_t control;
+
+	error = fshelp_fetch_control (&np->transbox, &control);
+	mutex_unlock (&np->lock);
+	if (!error && (control != MACH_PORT_NULL))
+	  {
+	    error = fsys_set_options (control, data, data_len, do_children);
+	    mach_port_deallocate (mach_task_self (), control);
+	  }
+	else
+	  error = 0;
+	mutex_lock (&np->lock);
+
+	if ((error == MIG_SERVER_DIED) || (error == MACH_SEND_INVALID_DEST))
+	  error = 0;
+
+	return error;
+      }
+
+  if (!pt)
+    return EOPNOTSUPP;
+
+#if NOT_YET
+  if (do_children)
+    {
+      rwlock_writer_lock (&netfs_fsys_lock);
+      err = netfs_node_iterate (helper);
+      rwlock_writer_unlock (&netfs_fsys_lock);
+    }
+#endif
+
+  if (!err)
+    {
+      int argc = argz_count (data, data_len);
+      char **argv = alloca (sizeof (char *) * (argc + 1));
+
+      argz_extract (data, data_len, argv);
+
+#if NOT_YET
+      rwlock_writer_lock (&netfs_fsys_lock);
+#endif
+      err = netfs_set_options (argc, argv);
+#if NOT_YET
+      rwlock_writer_unlock (&netfs_fsys_lock);
+#endif
+    }
+
+  ports_port_deref (pt);
+
+  return err;
+}
-- 
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