Initial revision

1 files changed, 46 insertions, 0 deletions

diff --git a/libfshelp/set-options.c b/libfshelp/set-options.c
new file mode 100644
index 00000000..72947b2f
--- /dev/null
+++ b/libfshelp/set-options.c
@@ -0,0 +1,46 @@
+/* Standard filesystem runtime option parsing
+
+   Copyright (C) 1996 Free Software Foundation, Inc.
+
+   Written by Miles Bader <miles@gnu.ai.mit.edu>
+
+   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 <mach.h>
+#include <argp.h>
+#include <argz.h>
+
+#include "fshelp.h"
+
+/* XXX this is not currently so useful, but the new fsys_set_options will
+   have more commonly used code that can be put here.  */
+
+/* Invoke ARGP with data from DATA & LEN, in the standard way.  */
+error_t
+fshelp_set_options (struct argp *argp, int flags,
+		    char *data, mach_msg_type_number_t len)
+{
+  int argc = argz_count (data, len);
+  char **argv = alloca (sizeof (char *) * (argc + 1));
+
+  argz_extract (data, len, argv);
+
+  return
+    argp_parse (argp, argc, argv,
+		flags | ARGP_NO_ERRS | ARGP_NO_HELP | ARGP_PARSE_ARGV0,
+		0, 0);
+}