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/* Get run-time options
Copyright (C) 1995 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 "priv.h"
error_t
diskfs_get_options (char **argz, unsigned *argz_len)
{
extern int diskfs_sync_interval;
void append_opt (char *str)
{
unsigned old_end = *argz_len;
*argz_len += strlen (str) + 1;
*argz = realloc (*argz, *argz_len);
strcpy (*argz + old_end, str);;
}
*argz = 0;
*argz_len = 0;
if (diskfs_readonly)
append_opt ("--readonly");
else
append_opt ("--writable");
if (diskfs_synchronous)
append_opt ("--sync");
else if (diskfs_sync_interval == 0)
append_opt ("--nosync");
else
{
char buf[80];
sprintf (buf, "--sync=%d", diskfs_sync_interval);
append_opt (buf);
}
return 0;
}
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