/usr/share/scheme48-1.9/big/os-time.scm is in scheme48 1.9-5.
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 | ; Part of Scheme 48 1.9. See file COPYING for notices and license.
; Authors: Michael Zabka
(import-lambda-definition-2 current-utc-time () "s48_get_current_time")
(import-lambda-definition-2 timezone-offset () "s48_get_timezone")
(define-record-type time :time
(make-time seconds microseconds)
time?
(seconds time-seconds)
(microseconds time-microseconds))
(define-exported-binding "os-time-type" :time)
(define (time=? time1 time2)
(and
(= (time-seconds time1)
(time-seconds time2))
(= (time-microseconds time1)
(time-microseconds time2))))
(define (time<? time1 time2)
(if (< (time-seconds time1)
(time-seconds time2))
(< (time-microseconds time1)
(time-microseconds time2))))
(define (time<=? time1 time2)
(not (time<? time2 time1)))
(define (time>? time1 time2)
(time<? time2 time1))
(define (time>=? time1 time2)
(not (time<? time1 time2)))
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