[gnutls-devel] GnuTLS | sockets: fixed building with compilers without VLA support (!1489)

[Read-only notification of GnuTLS library development activities]

Evgeny Grin commented on a discussion on lib/system/sockets.c: https://gitlab.com/gnutls/gnutls/-/merge_requests/1489#note_744784412

>  system_writev(gnutls_transport_ptr_t ptr, const giovec_t * iovec,
>  	      int iovec_cnt)
>  {
> -	WSABUF bufs[iovec_cnt];
> +	WSABUF bufs_stack[16];
> +	WSABUF * bufs;
>  	DWORD bytes_sent;
>  	int to_send_cnt = 0;
>  	size_t to_send_bytes = 0;
> +	ssize_t ret;
> +
> +	if ((size_t)iovec_cnt > sizeof(bufs_stack) / sizeof(bufs_stack[0]))
> +	{
> +		bufs = (WSABUF *) malloc (iovec_cnt * sizeof(WSABUF));

Alternative version: https://gitlab.com/gnutls/gnutls/-/merge_requests/1490

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