1 | /* String write function for struct __*printf_buffer. Generic version. |
---|---|
2 | Copyright (C) 2022-2024 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 <assert.h> |
20 | #include <string.h> |
21 | |
22 | void |
23 | Xprintf (buffer_puts_1) (struct Xprintf_buffer *buf, const CHAR_T *s) |
24 | { |
25 | if (__glibc_unlikely (Xprintf_buffer_has_failed (buf))) |
26 | return; |
27 | |
28 | while (*s != 0) |
29 | { |
30 | if (buf->write_ptr == buf->write_end && !Xprintf_buffer_flush (buf)) |
31 | return; |
32 | assert (buf->write_ptr != buf->write_end); |
33 | size_t to_copy = STRNLEN (s, buf->write_end - buf->write_ptr); |
34 | MEMCPY (buf->write_ptr, s, to_copy); |
35 | buf->write_ptr += to_copy; |
36 | s += to_copy; |
37 | } |
38 | } |
39 |