5 commits

Author	SHA1	Message	Date
Bill Currie	8fb958603c	Add set_first. ... It returns the first element of a set. If the set is empty, -1 (unsigned) is returned.	2012-11-15 13:44:07 +09:00
Bill Currie	4cc8d4a04b	Fix an apparent snafu in set_test. ... It looks like a bit of case&paste where I forgot to change != to &.	2012-11-15 13:44:07 +09:00
Bill Currie	964ea7f9fe	Add set_as_string for debug output.	2012-11-15 13:44:07 +09:00
Bill Currie	d2fab28d01	Implement set_is_member. ... Oops, forgot that one.	2012-11-15 13:44:06 +09:00
Bill Currie	cdc790d0c8	Add a set type and support code.	2012-11-15 13:44:06 +09:00