GitLab

	(relative_filename, absolute_filename, absolute_dirname):
	functions added to compute filenames in tags files.
	(process_file): filenames in tags file are relative to the
	directory where the tags file is (useful with the -o option).
	(main): initialise the outfiledir var.
	(TYPEDST): added the `tignore' value.
	(C_entries): corrected various small bugs.