;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Feb 2002
;;;;
-;;;; $Id$
+;;;; This file, part of UFFI, is Copyright (c) 2002-2010 by Kevin M. Rosenberg
;;;;
-;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
-;;;;
-;;;; 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)
;;; This example is inspired by the example on the CL-Cookbook web site
-(uffi:def-function ("gethostname" c-gethostname)
+(uffi:def-function ("gethostname" c-gethostname)
((name (* :unsigned-char))
(len :int))
:returning :int)
(defun gethostname ()
"Returns the hostname"
(let* ((name (uffi:allocate-foreign-string 256))
- (result-code (c-gethostname name 256))
- (hostname (when (zerop result-code)
- (uffi:convert-from-foreign-string name))))
+ (result-code (c-gethostname name 256))
+ (hostname (when (zerop result-code)
+ (uffi:convert-from-foreign-string name))))
(uffi:free-foreign-object name)
(unless (zerop result-code)
(error "gethostname() failed."))
"Returns the hostname"
(uffi:with-foreign-object (name '(:array :unsigned-char 256))
(if (zerop (c-gethostname (uffi:char-array-to-pointer name) 256))
- (uffi:convert-from-foreign-string name)
- (error "gethostname() failed."))))
+ (uffi:convert-from-foreign-string name)
+ (error "gethostname() failed."))))
#+examples-uffi
(progn
#+test-uffi
(progn
(let ((hostname1 (gethostname))
- (hostname2 (gethostname2)))
-
+ (hostname2 (gethostname2)))
+
(util.test:test (and (stringp hostname1) (stringp hostname2)) t
- :fail-info "gethostname not string")
+ :fail-info "gethostname not string")
(util.test:test (and (not (zerop (length hostname1)))
- (not (zerop (length hostname2)))) t
- :fail-info "gethostname length 0")
+ (not (zerop (length hostname2)))) t
+ :fail-info "gethostname length 0")
(util.test:test (string= hostname1 hostname1) t
- :fail-info "gethostname techniques don't match"))
+ :fail-info "gethostname techniques don't match"))
)