Function refname_match

refs.c:641–652

* Is it possible that the caller meant full_name with abbrev_name? * If so return a non-zero value to signal "yes"; the magnitude of * the returned value gives the precedence used for disambiguation. * * If abbrev_name cannot mean full_name, return 0. */

 * If abbrev_name cannot mean full_name, return 0.
 */
int refname_match(const char *abbrev_name, const char *full_name)
{
	const char **p;
	const int abbrev_name_len = strlen(abbrev_name);
	const int num_rules = NUM_REV_PARSE_RULES;

	for (p = ref_rev_parse_rules; *p; p++)
		if (!strcmp(full_name, mkpath(*p, abbrev_name_len, abbrev_name)))
			return &ref_rev_parse_rules[num_rules] - p;

	return 0;
}

/*
 * Given a 'prefix' expand it by the rules in 'ref_rev_parse_rules' and add