Re: [PATCH 2/2] xdiff: implement empty line chunk heuristic

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Stefan Beller <sbeller@xxxxxxxxxx> writes:

> +static int line_length(const char *recs)
> +{
> +	char *s = strchr(recs, '\n');
> +	return s ? s - recs : strlen(recs);
> +}

It seems that you guys are discarding this "number of bytes on a
line, no matter what these bytes are" idea, so this may be moot, but
is there a guarantee that reading through recs until you happen to
see a NUL is safe?

Shouldn't the code that accesses a "line" be using the same "from
here to there", i.e. recs[]->ptr, recs[]->size, interface to avoid
having to scan the underlying string in an unbounded way?


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