X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=tests%2Fstrtol.cl;h=63aea44fb8546fa1a627f193fb44f78e62c78f37;hb=cdd366616d5a526546a26adbded8c562dfce743f;hp=387d23b26b639b4a8fbf7705d1ecc1a20ccf0b14;hpb=e7691ffb0055b6a2c27639838b3b594e808f8973;p=uffi.git diff --git a/tests/strtol.cl b/tests/strtol.cl index 387d23b..63aea44 100644 --- a/tests/strtol.cl +++ b/tests/strtol.cl @@ -1,42 +1,31 @@ -;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*- +;;;; -*- Mode: ANSI-Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*- ;;;; ************************************************************************* ;;;; FILE IDENTIFICATION ;;;; -;;;; Name: getenv.cl -;;;; Purpose: UFFI Example file to strtol +;;;; Name: strtol.cl +;;;; Purpose: UFFI Example file to strtol, uses pointer arithmetic ;;;; Programmer: Kevin M. Rosenberg -;;;; Date Started: Mar 2002 +;;;; Date Started: Feb 2002 ;;;; -;;;; Copyright (c) 2002 Kevin M. Rosenberg +;;;; $Id: strtol.cl,v 1.9 2002/03/17 17:33:30 kevin Exp $ ;;;; -;;;; $Id: strtol.cl,v 1.4 2002/03/10 04:36:04 kevin Exp $ +;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg ;;;; -;;;; This file is part of UFFI. -;;;; -;;;; UFFI is free software; you can redistribute it and/or modify -;;;; it under the terms of the GNU General Public License (version 2) as -;;;; published by the Free Software Foundation. -;;;; -;;;; UFFI is distributed in the hope that it will be useful, -;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;;;; GNU General Public License for more details. -;;;; -;;;; You should have received a copy of the GNU General Public License -;;;; along with UFFI; if not, write to the Free Software Foundation, Inc., -;;;; 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +;;;; UFFI users are granted the rights to distribute and use this software +;;;; as governed by the terms of the Lisp Lesser GNU Public License +;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL. ;;;; ************************************************************************* (in-package :cl-user) -(uffi:def-type char-ptr (* :unsigned-char)) +(uffi:def-foreign-type char-ptr (* :unsigned-char)) -;; This example does not use :c-string to pass the input string since +;; This example does not use :cstring to pass the input string since ;; the routine needs to do pointer arithmetic to see how many characters ;; were parsed (uffi:def-function ("strtol" c-strtol) - ((nptr (* :unsigned-char)) + ((nptr char-ptr) (endptr (* char-ptr)) (base :int)) :returning :long) @@ -50,20 +39,27 @@ of first non-valid character" (endptr (uffi:allocate-foreign-object char-ptr)) (value (c-strtol str-native endptr base)) (endptr-value (uffi:deref-pointer endptr 'char-ptr)) - (next-char-value (uffi:deref-pointer endptr-value :char)) - (chars-parsed (- (uffi:pointer-address endptr-value) - (uffi:pointer-address str-native)))) - (uffi:free-foreign-object str-native) - (uffi:free-foreign-object endptr) - (cond - ((zerop chars-parsed) - (values nil nil)) - ((uffi:null-char-p next-char-value) - (values value t)) - (t - (values value chars-parsed))))) + next-char-value chars-parsed) + (unwind-protect + (if (uffi:null-pointer-p endptr-value) + (values value t) + (let ((next-char-value (uffi:deref-pointer endptr-value :unsigned-char)) + (chars-parsed (- (uffi:pointer-address endptr-value) + (uffi:pointer-address str-native)))) + (cond + ((zerop chars-parsed) + (values nil nil)) + ((uffi:null-char-p next-char-value) + (values value t)) + (t + (values value chars-parsed))))) + (progn + (uffi:free-foreign-object str-native) + (uffi:free-foreign-object endptr))))) + + #+test-uffi (progn (flet ((print-results (str)