Function token_len_without_separator

trailer.c:101–106

* Return the length of the string not including any final * punctuation. E.g., the input "Signed-off-by:" would return * 13, stripping the trailing punctuation but retaining * internal punctuation. */

 * internal punctuation.
 */
static size_t token_len_without_separator(const char *token, size_t len)
{
	while (len > 0 && !isalnum(token[len - 1]))
		len--;
	return len;
}

static int same_token(struct trailer_item *a, struct arg_item *b)
{