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Update Musl Libc code

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We now have implement all of Musl's localization code, the same way that
Musl implements localization. You may need setlocale(LC_ALL, "C.UTF-8"),
just in case anything stops working as expected.
This commit is contained in:
Justine Tunney 2024-07-30 09:14:57 -07:00
parent d0360bf4bd
commit bb815eafaf
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116 changed files with 6525 additions and 5523 deletions
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65
third_party/musl/wcrtomb.c vendored Normal file
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/*-*- mode:c;indent-tabs-mode:t;c-basic-offset:8;tab-width:8;coding:utf-8 -*-│
│ vi: set noet ft=c ts=8 sw=8 fenc=utf-8 :vi │
╚──────────────────────────────────────────────────────────────────────────────╝
│ │
│ Musl Libc │
│ Copyright © 2005-2014 Rich Felker, et al. │
│ │
│ Permission is hereby granted, free of charge, to any person obtaining │
│ a copy of this software and associated documentation files (the │
│ "Software"), to deal in the Software without restriction, including │
│ without limitation the rights to use, copy, modify, merge, publish, │
│ distribute, sublicense, and/or sell copies of the Software, and to │
│ permit persons to whom the Software is furnished to do so, subject to │
│ the following conditions: │
│ │
│ The above copyright notice and this permission notice shall be │
│ included in all copies or substantial portions of the Software. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, │
│ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF │
│ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. │
│ IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY │
│ CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, │
│ TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE │
│ SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. │
│ │
╚─────────────────────────────────────────────────────────────────────────────*/
#include <stdlib.h>
#include <wchar.h>
#include <errno.h>
#include "multibyte.h"
__static_yoink("musl_libc_notice");
size_t wcrtomb(char *restrict s, wchar_t wc, mbstate_t *restrict st)
{
if (!s) return 1;
if ((unsigned)wc < 0x80) {
*s = wc;
return 1;
} else if (MB_CUR_MAX == 1) {
if (!IS_CODEUNIT(wc)) {
errno = EILSEQ;
return -1;
}
*s = wc;
return 1;
} else if ((unsigned)wc < 0x800) {
*s++ = 0xc0 | (wc>>6);
*s = 0x80 | (wc&0x3f);
return 2;
} else if ((unsigned)wc < 0xd800 || (unsigned)wc-0xe000 < 0x2000) {
*s++ = 0xe0 | (wc>>12);
*s++ = 0x80 | ((wc>>6)&0x3f);
*s = 0x80 | (wc&0x3f);
return 3;
} else if ((unsigned)wc-0x10000 < 0x100000) {
*s++ = 0xf0 | (wc>>18);
*s++ = 0x80 | ((wc>>12)&0x3f);
*s++ = 0x80 | ((wc>>6)&0x3f);
*s = 0x80 | (wc&0x3f);
return 4;
}
errno = EILSEQ;
return -1;
}