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392d7920 | 1 | /* Routines for dealing with '\0' separated arg vectors. |
dff8da6b | 2 | Copyright (C) 1995-2024 Free Software Foundation, Inc. |
c84142e8 | 3 | This file is part of the GNU C Library. |
392d7920 | 4 | |
c84142e8 | 5 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
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. | |
392d7920 | 9 | |
c84142e8 UD |
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 | |
392d7920 | 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
41bdb6e2 | 13 | Lesser General Public License for more details. |
392d7920 | 14 | |
41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 16 | License along with the GNU C Library; if not, see |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
392d7920 RM |
18 | |
19 | #include <argz.h> | |
20 | #include <string.h> | |
21 | ||
22 | /* Make '\0' separated arg vector ARGZ printable by converting all the '\0's | |
23 | except the last into the character SEP. */ | |
24 | void | |
c84142e8 | 25 | __argz_stringify (char *argz, size_t len, int sep) |
392d7920 | 26 | { |
f00ebd7f | 27 | if (len > 0) |
f25da8d0 | 28 | while (1) |
f00ebd7f | 29 | { |
5a3fba99 | 30 | size_t part_len = __strnlen (argz, len); |
f00ebd7f UD |
31 | argz += part_len; |
32 | len -= part_len; | |
f25da8d0 | 33 | if (len-- <= 1) /* includes final '\0' we want to stop at */ |
f00ebd7f | 34 | break; |
392d7920 | 35 | *argz++ = sep; |
f00ebd7f | 36 | } |
392d7920 | 37 | } |
56d25bb8 | 38 | libc_hidden_def (__argz_stringify) |
392d7920 | 39 | weak_alias (__argz_stringify, argz_stringify) |