size_t _Locale_strwxfrm( struct _Locale_collate *__loc,
wchar_t *dest, size_t dest_n,
const wchar_t *src, size_t src_n )
{
const wchar_t *real_src;
wchar_t *buf = NULL;
size_t result;
if (src_n == 0)
{
if (dest != NULL) dest[0] = 0;
return 0;
}
if (src[src_n] != 0) {
buf = malloc((src_n + 1) * sizeof(wchar_t));
wcsncpy(buf, src, src_n);
buf[src_n] = 0;
real_src = buf;
}
else
real_src = src;
result = __wcsxfrm_l(dest, real_src, dest_n, (__c_locale)__loc);
if (buf != NULL) free(buf);
return result;
}
size_t _Locale_strwxfrm( struct _Locale_collate *__loc,
wchar_t *dest, size_t dest_n,
const wchar_t *src, size_t src_n )
{
size_t n;
n = __wcsxfrm_l( dest, src, dest_n, (__c_locale)__loc );
return n > src_n ? (size_t)-1 : n; /* dest[n] = 0? */
}
