1/* Routines for dealing with '\0' separated arg vectors.
2 Copyright (C) 1995-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <argz.h>
20#include <string.h>
21
22/* Returns the number of strings in ARGZ. */
23size_t
24__argz_count (const char *argz, size_t len)
25{
26 size_t count = 0;
27 while (len > 0)
28 {
29 size_t part_len = strlen(argz);
30 argz += part_len + 1;
31 len -= part_len + 1;
32 count++;
33 }
34 return count;
35}
36libc_hidden_def (__argz_count)
37weak_alias (__argz_count, argz_count)
38

source code of glibc/string/argz-count.c