/usr/share/common-lisp/source/zpb-ttf/conditions.lisp is in cl-zpb-ttf 0.7-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | ;;; Copyright (c) 2006 Zachary Beane, All Rights Reserved
;;;
;;; Redistribution and use in source and binary forms, with or without
;;; modification, are permitted provided that the following conditions
;;; are met:
;;;
;;; * Redistributions of source code must retain the above copyright
;;; notice, this list of conditions and the following disclaimer.
;;;
;;; * Redistributions in binary form must reproduce the above
;;; copyright notice, this list of conditions and the following
;;; disclaimer in the documentation and/or other materials
;;; provided with the distribution.
;;;
;;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR 'AS IS' AND ANY EXPRESSED
;;; OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
;;; WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
;;; ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
;;; DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
;;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
;;; GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
;;; INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
;;; WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
;;; NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
;;; SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
;;;
;;; Conditions
;;;
;;; conditions.lisp,v 1.3 2006/02/18 23:13:43 xach Exp
(in-package #:zpb-ttf)
(define-condition regrettable-value ()
((actual-value
:initarg :actual-value
:accessor actual-value)
(expected-values
:initarg :expected-values
:accessor expected-values)
(description
:initarg :description
:initform nil
:accessor description)
(location
:initarg :location
:initform nil
:accessor location))
(:report
(lambda (c s)
(format s "~:[Regrettable~;~:*~A~] value~:[~;~:* in ~A~]: ~
~A (expected ~{~A~^ or ~})"
(description c)
(location c)
(actual-value c)
(expected-values c)))))
(define-condition regrettable-hex-value (regrettable-value)
((size
:initarg :size
:initform 8
:accessor size)
(actual-value
:reader %actual-value)
(expected-values
:reader %expected-values)))
(defmethod actual-value ((c regrettable-hex-value))
(format nil "#x~v,'0X" (size c) (%actual-value c)))
(defmethod expected-values ((c regrettable-hex-value))
(mapcar (lambda (v)
(format nil "#x~v,'0X" (size c) v))
(%expected-values c)))
(define-condition bad-magic (regrettable-hex-value)
((description :initform "Bad magic")))
(define-condition unsupported-version (regrettable-hex-value)
((description :initform "Unsupported version")))
(define-condition unsupported-format (regrettable-hex-value)
((description :initform "Unsupported format")))
(define-condition unsupported-value (regrettable-value)
((description :initform "Unsupported")))
(defun check-version (location actual &rest expected)
(or (member actual expected :test #'=)
(error 'unsupported-version
:location location
:actual-value actual
:expected-values expected)))
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