wcscpy
¶POSIX specification:
https://pubs.opengroup.org/onlinepubs/9799919799/functions/wcscpy.html
Portability problems fixed by Gnulib:
Portability problems not fixed by Gnulib:
wchar_t
is a 16-bit type and therefore cannot
accommodate all Unicode characters.
Note: wcscpy (dst, src)
is only safe to use when you can guarantee that
there are at least wcslen (src) + 1
wide characters allocated at
dst
.