2007-01-12  Dave Brolley  <brolley@redhat.com>

	* Contribute the following changes:
	2005-04-05  Richard Sandiford  <rsandifo@redhat.com>

	* attr.scm (<string-attribute>): New attribute class.
	(attr-kind): Handle <string-attribute>.
	(parse-simple-attribute): New function.
	(<boolean-attribute> 'parse-value): Use parse-simple-attribute.
	(<bitset-attribute> 'parse-value): Likewise.
	(<boolean-attribute> 'parse-value): Likewise.
	(<enum-attribute> 'parse-value): Likewise.
	(<string-attribute> 'parse-value): New function.
	(-attr-parse): Handle <string-attribute>.
	(-attr-read): Likewise.
	(<string-attribute> 'gen-value-for-defn-raw): New function.
	(<string-attribute> 'gen-value-for-defn): New function.