mbstowcs.c

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#include <precomp.h>


/*
 * @implemented
 */
size_t mbstowcs (wchar_t *widechar, const char *multibyte, size_t number)
{
    int bytes;
    size_t n = 0;

    while (n < number) {

    if ((bytes = mbtowc (widechar, multibyte, MB_LEN_MAX)) < 0)
        return (size_t) -1;

    if (bytes == 0) {
        *widechar = (wchar_t) '\0';
        return n;
    }

    widechar++;
    multibyte += bytes;
    n++;
    }

    return n;
}