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LibC: Implement wmemmove

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This commit is contained in:
Tim Schumacher 2021-09-22 10:24:12 +00:00 • committed by Brian Gianforcaro
parent fa1208edfd
commit 05b283f552
3 changed files with 42 additions and 0 deletions
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15
Userland/Libraries/LibC/wchar.cpp
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@ -402,4 +402,19 @@ wchar_t* wmemset(wchar_t* wcs, wchar_t wc, size_t n)
return wcs;
}
wchar_t* wmemmove(wchar_t* dest, const wchar_t* src, size_t n)
{
if (dest > src) {
for (size_t i = 1; i <= n; i++) {
dest[n - i] = src[n - i];
}
} else if (dest < src) {
for (size_t i = 0; i < n; i++) {
dest[i] = src[i];
}
}
return dest;
}
}

1
Userland/Libraries/LibC/wchar.h
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@ -46,5 +46,6 @@ wchar_t* wcsstr(const wchar_t*, const wchar_t*);
wchar_t* wmemchr(const wchar_t*, wchar_t, size_t);
wchar_t* wmemcpy(wchar_t*, const wchar_t*, size_t);
wchar_t* wmemset(wchar_t*, wchar_t, size_t);
wchar_t* wmemmove(wchar_t*, const wchar_t*, size_t);
__END_DECLS