;;;; Author: Kevin M. Rosenberg
;;;; Date Started: Feb 2002
;;;;
-;;;; $Id: time.lisp,v 1.1 2003/04/30 14:06:14 kevin Exp $
+;;;; $Id$
;;;;
-;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
+;;;; This file, part of UFFI, is Copyright (c) 2002-2005 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 :uffi-tests)
+(in-package #:uffi-tests)
(uffi:def-foreign-type time-t :unsigned-long)
(year :int)
(wday :int)
(yday :int)
- (isdst :int))
+ (isdst :int)
+ ;; gmoffset present on SusE SLES9
+ (gmoffset :long))
(uffi:def-function ("time" c-time)
((time (* time-t)))
:returning time-t)
-(uffi:def-function ("gmtime" c-gmtime)
+(uffi:def-function "gmtime"
((time (* time-t)))
- :returning (* tm))
+ :returning (:struct-pointer tm))
+
+(uffi:def-function "asctime"
+ ((time (:struct-pointer tm)))
+ :returning :cstring)
(uffi:def-type time-t :unsigned-long)
-(uffi:def-type tm-pointer (* tm))
+(uffi:def-type tm-pointer (:struct-pointer tm))
-(deftest time.1
+(deftest :time.1
(uffi:with-foreign-object (time 'time-t)
(setf (uffi:deref-pointer time :unsigned-long) 7381)
(uffi:deref-pointer time :unsigned-long))
7381)
-(deftest time.2
- (uffi:with-foreign-object (time 'time-t)
- (setf (uffi:deref-pointer time :unsigned-long) 7381)
- (let ((tm-ptr (the tm-pointer (c-gmtime time))))
- (values (1+ (uffi:get-slot-value tm-ptr 'tm 'mon))
- (uffi:get-slot-value tm-ptr 'tm 'mday)
- (+ 1900 (uffi:get-slot-value tm-ptr 'tm 'year))
- (uffi:get-slot-value tm-ptr 'tm 'hour)
- (uffi:get-slot-value tm-ptr 'tm 'min)
- (uffi:get-slot-value tm-ptr 'tm 'sec)
- )))
+(deftest :time.2
+ (uffi:with-foreign-object (time 'time-t)
+ (setf (uffi:deref-pointer time :unsigned-long) 7381)
+ (let ((tm-ptr (the tm-pointer (gmtime time))))
+ (values (1+ (uffi:get-slot-value tm-ptr 'tm 'mon))
+ (uffi:get-slot-value tm-ptr 'tm 'mday)
+ (+ 1900 (uffi:get-slot-value tm-ptr 'tm 'year))
+ (uffi:get-slot-value tm-ptr 'tm 'hour)
+ (uffi:get-slot-value tm-ptr 'tm 'min)
+ (uffi:get-slot-value tm-ptr 'tm 'sec)
+ )))
1 1 1970 2 3 1)
-
+(uffi:def-struct timeval
+ (secs :long)
+ (usecs :long))
+
+(uffi:def-struct timezone
+ (minutes-west :int)
+ (dsttime :int))
+(uffi:def-function ("gettimeofday" c-gettimeofday)
+ ((tv (* timeval))
+ (tz (* timezone)))
+ :returning :int)
+
+(defun get-utime ()
+ (uffi:with-foreign-object (tv 'timeval)
+ (let ((res (c-gettimeofday tv (uffi:make-null-pointer 'timezone))))
+ (values
+ (+ (* 1000000 (uffi:get-slot-value tv 'timeval 'secs))
+ (uffi:get-slot-value tv 'timeval 'usecs))
+ res))))
+(deftest :timeofday.1
+ (multiple-value-bind (t1 res1) (get-utime)
+ (multiple-value-bind (t2 res2) (get-utime)
+ (and (or (= t2 t1) (> t2 t1))
+ (> t1 1000000000)
+ (> t2 1000000000)
+ (zerop res1)
+ (zerop res2))))
+ t)
+
+(defun posix-time-to-asctime (secs)
+ "Converts number of seconds elapsed since 00:00:00 on January 1, 1970, Coordinated Universal Time (UTC)"
+ (string-right-trim
+ '(#\newline #\return)
+ (uffi:convert-from-cstring
+ (uffi:with-foreign-object (time 'time-t)
+ (setf (uffi:deref-pointer time :unsigned-long) secs)
+ (asctime (gmtime time))))))
+(deftest :time.3
+ (posix-time-to-asctime 0)
+ "Thu Jan 1 00:00:00 1970")