Function dict_eval

lib_dict/src/dict.c:334–365

/* dict_eval - expand embedded dictionary references */

const char *dict_eval(char *dict_name, const char *value, int recursive)
{
	const char *myname = "dict_eval";
	static __thread ACL_VSTRING *buf = NULL;
	int     status;

	/*
	 * Initialize.
	 */
	if (buf == 0) {
		buf = acl_vstring_alloc(10);
		acl_pthread_atexit_add(buf, free_vstring_fn);
	}

	/*
	 * Expand macros, possibly recursively.
	 */
#define DONT_FILTER (char *) 0

	status = mac_expand(buf, value,
			recursive ? MAC_EXP_FLAG_RECURSE : MAC_EXP_FLAG_NONE,
			DONT_FILTER, dict_eval_lookup, (char *) dict_name);
	if (status & MAC_PARSE_ERROR)
		acl_msg_fatal("dictionary %s: macro processing error", dict_name);
	if (acl_do_debug(DEBUG_DICT, 2)) {
		if (strcmp(value, STR(buf)) != 0)
			acl_msg_info("%s: expand %s -> %s", myname, value, STR(buf));
		else
			acl_msg_info("%s: const  %s", myname, value);
	}
	return STR(buf);
}

/* dict_walk - iterate over all dictionaries in arbitrary order */