+;;; (:ansi-cl :function remove)
+;;; (:ansi-cl :section (a b c))
+;;; (:ansi-cl :glossary "similar")
+;;;
+;;; (:sbcl :node "...")
+;;;
+;;; FIXME: this is not the right place for this.
+(defun print-reference (reference stream)
+ (ecase (car reference)
+ (:ansi-cl
+ (format stream "The ANSI Standard")
+ (format stream ", ")
+ (destructuring-bind (type data) (cdr reference)
+ (ecase type
+ (:function (format stream "Function ~S" data))
+ (:special-operator (format stream "Special Operator ~S" data))
+ (:macro (format stream "Macro ~S" data))
+ (:section (format stream "Section ~{~D~^.~}" data))
+ (:glossary (format stream "Glossary Entry ~S" data)))))
+ (:sbcl
+ (format stream "The SBCL Manual")
+ (format stream ", ")
+ (destructuring-bind (type data) (cdr reference)
+ (ecase type
+ (:node (format stream "Node ~S" data)))))
+ ;; FIXME: other documents (e.g. AMOP, Franz documentation :-)
+ ))
+(define-condition reference-condition ()
+ ((references :initarg :references :reader reference-condition-references)))
+(defvar *print-condition-references* t)
+(def!method print-object :around ((o reference-condition) s)
+ (call-next-method)
+ (unless (or *print-escape* *print-readably*)
+ (when *print-condition-references*
+ (format s "~&See also:~%")
+ (pprint-logical-block (s nil :per-line-prefix " ")
+ (do* ((rs (reference-condition-references o) (cdr rs))
+ (r (car rs) (car rs)))
+ ((null rs))
+ (print-reference r s)
+ (unless (null (cdr rs))
+ (terpri s)))))))
+
+(define-condition duplicate-definition (reference-condition warning)
+ ((name :initarg :name :reader duplicate-definition-name))
+ (:report (lambda (c s)
+ (format s "~@<Duplicate definition for ~S found in ~
+ one file.~@:>"
+ (duplicate-definition-name c))))
+ (:default-initargs :references (list '(:ansi-cl :section (3 2 2 3)))))
+
+(define-condition package-at-variance (reference-condition simple-warning)
+ ()
+ (:default-initargs :references (list '(:ansi-cl :macro defpackage))))
+
+(define-condition defconstant-uneql (reference-condition error)
+ ((name :initarg :name :reader defconstant-uneql-name)
+ (old-value :initarg :old-value :reader defconstant-uneql-old-value)
+ (new-value :initarg :new-value :reader defconstant-uneql-new-value))
+ (:report
+ (lambda (condition stream)
+ (format stream
+ "~@<The constant ~S is being redefined (from ~S to ~S)~@:>"
+ (defconstant-uneql-name condition)
+ (defconstant-uneql-old-value condition)
+ (defconstant-uneql-new-value condition))))
+ (:default-initargs :references (list '(:ansi-cl :macro defconstant)
+ '(:sbcl :node "Idiosyncrasies"))))
+
+(define-condition array-initial-element-mismatch
+ (reference-condition simple-warning)
+ ()
+ (:default-initargs
+ :references (list '(:ansi-cl :function make-array)
+ '(:ansi-cl :function upgraded-array-element-type))))
+
+(define-condition type-warning (reference-condition simple-warning)
+ ()
+ (:default-initargs :references (list '(:sbcl :node "Handling of Types"))))
+
+(define-condition local-argument-mismatch (reference-condition simple-warning)
+ ()
+ (:default-initargs :references (list '(:ansi-cl :section (3 2 2 3)))))
+\f