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

#include "libc.h"
#include <stdlib.h>
#include <wchar.h>

wchar_t* wcsdup(const wchar_t* s) {
    size_t l = wcslen(s);
    wchar_t* d = malloc((l + 1) * sizeof(wchar_t));
    if (!d)
        return NULL;
    return wmemcpy(d, s, l + 1);
}