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392d7920 | 1 | /* Routines for dealing with '\0' separated arg vectors. |
04277e02 | 2 | Copyright (C) 1995-2019 Free Software Foundation, Inc. |
c84142e8 | 3 | This file is part of the GNU C Library. |
392d7920 RM |
4 | Written by Miles Bader <miles@gnu.ai.mit.edu> |
5 | ||
c84142e8 | 6 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
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. | |
392d7920 | 10 | |
c84142e8 UD |
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 | |
392d7920 | 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
41bdb6e2 | 14 | Lesser General Public License for more details. |
392d7920 | 15 | |
41bdb6e2 | 16 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 17 | License along with the GNU C Library; if not, see |
5a82c748 | 18 | <https://www.gnu.org/licenses/>. */ |
392d7920 RM |
19 | |
20 | #include <argz.h> | |
21 | #include <string.h> | |
22 | ||
23 | /* Returns the number of strings in ARGZ. */ | |
24 | size_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 | } | |
56d25bb8 | 37 | libc_hidden_def (__argz_count) |
392d7920 | 38 | weak_alias (__argz_count, argz_count) |