/usr/share/scheme48-1.9/r6rs/base-comparison.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 | ; Part of Scheme 48 1.9. See file COPYING for notices and license.
; Authors: Mike Sperber, Robert Ransom
(define (symbol=?/2 a b)
(if (or (not (symbol? a))
(not (symbol? b)))
(assertion-violation 'symbol=? "non-symbol argument" a b))
(eq? a b))
(define (boolean=?/2 a b)
(if (or (not (boolean? a))
(not (boolean? b)))
(assertion-violation 'boolean=? "non-boolean argument" a b))
(eq? a b))
(define-n-ary-comparison symbol=? symbol? values symbol=?/2)
(define-n-ary-comparison boolean=? boolean? values boolean=?/2)
(define-n-ary-comparison char=? char? values prim:char=?)
(define-n-ary-comparison char<? char? values prim:char<?)
(define-n-ary-comparison char>? char? values prim:char>?)
(define-n-ary-comparison char<=? char? values prim:char<=?)
(define-n-ary-comparison char>=? char? values prim:char>=?)
(define-n-ary-comparison string=? string? values prim:string=?)
(define-n-ary-comparison string<? string? values prim:string<?)
(define-n-ary-comparison string>? string? values prim:string>?)
(define-n-ary-comparison string<=? string? values prim:string<=?)
(define-n-ary-comparison string>=? string? values prim:string>=?)
|