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/* GNU gettext - internationalization aids
Copyright (C) 1996, 1998, 2000, 2001 Free Software Foundation, Inc.
This file was written by Peter Miller <millerp@canb.auug.org.au>
This program 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.
This program 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* Specification. */
#include "dir-list.h"
#include <stdlib.h>
#include "system.h"
#include "str-list.h"
static string_list_ty *directory /* = NULL */;
/* Append a directory to the end of the list of directories. */
void
dir_list_append (s)
const char *s;
{
if (directory == NULL)
directory = string_list_alloc ();
string_list_append_unique (directory, s);
}
/* Return the nth directory, or NULL of n is out of range. */
const char *
dir_list_nth (n)
int n;
{
/* The default value of the list consists of the single directory ".". */
if (directory == NULL)
dir_list_append (".");
if (n < 0 || n >= directory->nitems)
return NULL;
return directory->item[n];
}
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