third_party/ulib/musl/src/string/wcsncpy.c

#include <wchar.h>

wchar_t* wcsncpy(wchar_t* restrict d, const wchar_t* restrict s, size_t n) {
    wchar_t* a = d;
    while (n && *s)
        n--, *d++ = *s++;
    wmemset(d, 0, n);
    return a;
}