Function reconnect

src/alice/tdr.cpp:778–833

//

static bool reconnect(FB_API_HANDLE handle, TraNumber number, const TEXT* name, SINT64 switches)
{
	ISC_STATUS_ARRAY status_vector;

	UCHAR numbuf[sizeof(TraNumber)];
	USHORT numlen;

	if (number > TraNumber(MAX_SLONG))
	{
		put_vax_int64(numbuf, number);
		numlen = sizeof(SINT64);
	}
	else
	{
		put_vax_long(numbuf, (SLONG) number);
		numlen = sizeof(SLONG);
	}

	FB_API_HANDLE transaction = 0;
	if (isc_reconnect_transaction(status_vector, &handle, &transaction,
								  numlen, reinterpret_cast<const char*>(numbuf)))
	{
		ALICE_print(90, SafeArg() << name);
		// msg 90: failed to reconnect to a transaction in database %s
		ALICE_print_status(true, status_vector);
		return true;
	}

	if (!(switches & (sw_commit | sw_rollback)))
	{
		ALICE_print(91, SafeArg() << number);
		// msg 91: Transaction %ld:
		switches = ask();
		if (switches == ~SINT64(0))
		{
			ALICE_print(84);
			// msg 84: unexpected end of input
			return true;
		}
	}

	if (switches & sw_commit)
		isc_commit_transaction(status_vector, &transaction);
	else if (switches & sw_rollback)
		isc_rollback_transaction(status_vector, &transaction);
	else
		return false;

	if (status_vector[1])
	{
		ALICE_print_status(true, status_vector);
		return true;
	}

	return false;
}