mirrors/cosmopolitan
1
0
Fork 0
mirror of https://github.com/jart/cosmopolitan.git synced 2025-07-07 11:48:30 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

Update Musl Libc code

Browse source 
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
No known key found for this signature in database
GPG key ID: BE714B4575D6E328
116 changed files with 6525 additions and 5523 deletions
Download patch file Download diff file Expand all files Collapse all files

47
third_party/musl/__year_to_secs.c vendored Normal file
View file

@ -0,0 +1,47 @@
long long __year_to_secs(long long year, int *is_leap)
{
if (year-2ULL <= 136) {
int y = year;
int leaps = (y-68)>>2;
if (!((y-68)&3)) {
leaps--;
if (is_leap) *is_leap = 1;
} else if (is_leap) *is_leap = 0;
return 31536000*(y-70) + 86400*leaps;
}
int cycles, centuries, leaps, rem, dummy;
if (!is_leap) is_leap = &dummy;
cycles = (year-100) / 400;
rem = (year-100) % 400;
if (rem < 0) {
cycles--;
rem += 400;
}
if (!rem) {
*is_leap = 1;
centuries = 0;
leaps = 0;
} else {
if (rem >= 200) {
if (rem >= 300) centuries = 3, rem -= 300;
else centuries = 2, rem -= 200;
} else {
if (rem >= 100) centuries = 1, rem -= 100;
else centuries = 0;
}
if (!rem) {
*is_leap = 0;
leaps = 0;
} else {
leaps = rem / 4U;
rem %= 4U;
*is_leap = !rem;
}
}
leaps += 97*cycles + 24*centuries - *is_leap;
return (year-100) * 31536000LL + leaps * 86400LL + 946684800 + 86400;
}