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.ai.mit.edu>
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/* Returns the number of strings in ARGZ. */
24size_t
25__argz_count (const char *argz, size_t len)
26{
27 size_t count = 0;
28 while (len > 0)
29 {
30 size_t part_len = strlen(argz);
31 argz += part_len + 1;
32 len -= part_len + 1;
33 count++;
34 }
35 return count;
36}
37libc_hidden_def (__argz_count)
38weak_alias (__argz_count, argz_count)
39