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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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95
third_party/musl/wcsftime.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 "third_party/musl/time_impl.h"
#include "libc/str/str.h"
#include "libc/str/locale.internal.h"
__static_yoink("musl_libc_notice");
size_t wcsftime_l(wchar_t *restrict s, size_t n, const wchar_t *restrict f, const struct tm *restrict tm, locale_t loc)
{
size_t l, k;
char buf[100];
wchar_t wbuf[100];
wchar_t *p;
const char *t_mb;
const wchar_t *t;
int pad, plus;
unsigned long width;
for (l=0; l<n; f++) {
if (!*f) {
s[l] = 0;
return l;
}
if (*f != '%') {
s[l++] = *f;
continue;
}
f++;
pad = 0;
if (*f == '-' || *f == '_' || *f == '0') pad = *f++;
if ((plus = (*f == '+'))) f++;
width = wcstoul(f, &p, 10);
if (*p == 'C' || *p == 'F' || *p == 'G' || *p == 'Y') {
if (!width && p!=f) width = 1;
} else {
width = 0;
}
f = p;
if (*f == 'E' || *f == 'O') f++;
t_mb = __strftime_fmt_1(&buf, &k, *f, tm, loc, pad);
if (!t_mb) break;
k = mbstowcs(wbuf, t_mb, sizeof wbuf / sizeof *wbuf);
if (k == (size_t)-1) return 0;
t = wbuf;
if (width) {
for (; *t=='+' || *t=='-' || (*t=='0'&&t[1]); t++, k--);
width--;
if (plus && tm->tm_year >= 10000-1900)
s[l++] = '+';
else if (tm->tm_year < -1900)
s[l++] = '-';
else
width++;
for (; width > k && l < n; width--)
s[l++] = '0';
}
if (k >= n-l) k = n-l;
wmemcpy(s+l, t, k);
l += k;
}
if (n) {
if (l==n) l=n-1;
s[l] = 0;
}
return 0;
}
size_t wcsftime(wchar_t *restrict wcs, size_t n, const wchar_t *restrict f, const struct tm *restrict tm)
{
return wcsftime_l(wcs, n, f, tm, CURRENT_LOCALE);
}