Re: updates?

[christos%zoulas.com@localhost (Christos Zoulas)]

On Jul 25,  8:13pm, charles.cui1984%gmail.com@localhost (Charles Cui) wrote:
-- Subject: Re: updates?

| I have attached the test_signal v2 version, which fills the signal
| reorder function. After we fix the bug that you found,
| we can use this program to test.

Great; I think that the following works too and does not use a temp
array. I have not tested it, and perhaps yours is faster?

christos

/*
 * given a array of signals to be delivered in tosend of size len
 * place in ordered the signals to be delivered in delivery order
 * and return the number of signals that should be delivered
 */
static size_t
sigorder(int *ordered, const int *tosend, size_t len)
{
	if (len == 0)
		return len;

	memcpy(ordered, tosend, len * sizeof(*tosend));
	qsort(ordered, len, sizeof(*ordered), compare);

	for (size_t i = 0; i < len - 1; i++) {
		if (ordered[i] >= SIGRTMIN || ordered[i] != ordered[i + 1])
			continue;
		for (size_t j = i + 1; j < len - 1; j++)
			ordered[j] = ordered[j + 1];
		len--;
		i--;
	}
	return len;
}