1/* Routines for dealing with '\0' separated arg vectors.
2 Copyright (C) 1995-2021 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Written by Miles Bader <miles@gnu.org>
5
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
10
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
15
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <https://www.gnu.org/licenses/>. */
19
20#include <argz.h>
21#include <string.h>
22
23/* Make '\0' separated arg vector ARGZ printable by converting all the '\0's
24 except the last into the character SEP. */
25void
26__argz_stringify (char *argz, size_t len, int sep)
27{
28 if (len > 0)
29 while (1)
30 {
31 size_t part_len = __strnlen (argz, len);
32 argz += part_len;
33 len -= part_len;
34 if (len-- <= 1) /* includes final '\0' we want to stop at */
35 break;
36 *argz++ = sep;
37 }
38}
39libc_hidden_def (__argz_stringify)
40weak_alias (__argz_stringify, argz_stringify)
41