From the NannyMUD documentation

LAST CHANGE

2000-12-09

FUNCTION

NAME
        get_dir - Return an array of filenames in a directory.


SYNTAX
	string *get_dir(string path)

DESCRIPTION
	This function returns the names of all files contained in the
	specified directory. If the specified directory is a file, the
	name of that file is returned in an array. It is possible to
	use wildcards, like '*'.


RETURN VALUES
	0 - There is no such directory or file.
	({}) - The directory is empty.
	other - The specified file or the contents of the directory.


EXAMPLE
	get_dir("/a*") - Would return all files starting with
			 'a' in the muds root directory.


EXAMPLE
	get_dir("/obj/player.c") - Would return ({ "player.c" }).


NOTE
	The function is subject to the rules defined by the function
	`valid_read()'.


NOTE
	Use file_size() to check if a file exists to avoid acl errors.