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authorMiles Bader <miles@gnu.org>1996-06-19 22:59:53 +0000
committerMiles Bader <miles@gnu.org>1996-06-19 22:59:53 +0000
commit9eeae0ba5e658f0244050d32bbf999d499a09de9 (patch)
treeef5871c34abb14d794cc476516e2ff8452c5c499 /libfshelp
parent0d958c7eff32b1e0fec3b62fb5dc09e13fd9d773 (diff)
Initial revision
Diffstat (limited to 'libfshelp')
-rw-r--r--libfshelp/set-options.c46
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);
+}