Christian Couder <chrisc...@tuxfamily.org> writes:
> +/* Get the length of buf from its beginning until its last alphanumeric
> character */
That makes it sound as if feeding "abc%de#f@" to the function returns
3 for "abc", but
> +static size_t alnum_len(const char *buf, size_t len)
> +{
> + while (len > 0 && !isalnum(buf[len - 1]))
> + len--;
> + return len;
> +}
doesn't it look at '@', be unhappy and decrement, look at 'f' and
break out to return the length of "abc%de#f"?
Perhaps that behaviour _is_ what you want, but then the comment is
lying, no?
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