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forgot to add the cxr library

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This commit is contained in:
Alex Shinn 2012-07-17 00:15:32 +09:00
parent 71afd5d56a
commit 0c9297d0d6
2 changed files with 35 additions and 0 deletions
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27
lib/scheme/cxr.scm Normal file
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@ -0,0 +1,27 @@
;; provide c[ad]{3,4}r
(define (caaar x) (car (car (car x))))
(define (caadr x) (car (car (cdr x))))
(define (cadar x) (car (cdr (car x))))
(define (caddr x) (car (cdr (cdr x))))
(define (cdaar x) (cdr (car (car x))))
(define (cdadr x) (cdr (car (cdr x))))
(define (cddar x) (cdr (cdr (car x))))
(define (cdddr x) (cdr (cdr (cdr x))))
(define (caaaar x) (car (car (car (car x)))))
(define (caaadr x) (car (car (car (cdr x)))))
(define (caadar x) (car (car (cdr (car x)))))
(define (caaddr x) (car (car (cdr (cdr x)))))
(define (cadaar x) (car (cdr (car (car x)))))
(define (cadadr x) (car (cdr (car (cdr x)))))
(define (caddar x) (car (cdr (cdr (car x)))))
(define (cadddr x) (car (cdr (cdr (cdr x)))))
(define (cdaaar x) (cdr (car (car (car x)))))
(define (cdaadr x) (cdr (car (car (cdr x)))))
(define (cdadar x) (cdr (car (cdr (car x)))))
(define (cdaddr x) (cdr (car (cdr (cdr x)))))
(define (cddaar x) (cdr (cdr (car (car x)))))
(define (cddadr x) (cdr (cdr (car (cdr x)))))
(define (cdddar x) (cdr (cdr (cdr (car x)))))
(define (cddddr x) (cdr (cdr (cdr (cdr x)))))

8
lib/scheme/cxr.sld Normal file
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@ -0,0 +1,8 @@
(define-library (scheme cxr)
(import (scheme))
(export
caaar caadr cadar caddr cdaar cdadr cddar cdddr
caaaar caaadr caadar caaddr cadaar cadadr caddar cadddr
cdaaar cdaadr cdadar cdaddr cddaar cddadr cdddar cddddr)
(include "cxr.scm"))