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don't assume map works on improper lists in cpp-define

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Alex Shinn 2021-07-28 10:35:05 +09:00
parent 7854371728
commit 9710962cd2
1 changed files with 8 additions and 1 deletions
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9
lib/chibi/show/c.scm
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@ -398,6 +398,11 @@
((null? x) #f)
(else x)))
(define (list-without-dot x)
(let lp ((ls x) (res '()))
(cond ((pair? ls) (lp (cdr ls) (cons (car ls) res)))
(else (reverse res)))))
(define (replace-tree from to x)
(let replace ((x x))
(cond ((eq? x from) to)
@ -422,7 +427,9 @@
(in-macro? (pair? x))
(macro-vars
(map (lambda (v) (if (pair? v) (cadr v) v))
(if (pair? x) x (list x))))
(if (pair? x)
(list-without-dot x)
(list x))))
(op 'zero))
(c-in-expr (apply c-begin body)))))
"")))