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Last change
on this file since 38550 was
38550,
checked in by Kon Lovett, 11 months ago
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move srfi-111 into own test, forgot arfi-111 box?
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File size:
766 bytes
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| 1 | ;;;; srfi-111.scm -*- Scheme -*- |
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| 2 | ;;;; Kon Lovett, Apr '20 |
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| 3 | |
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| 4 | ;; Issues |
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| 5 | ;; |
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| 6 | |
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| 7 | (module srfi-111 |
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| 8 | |
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| 9 | (;export |
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| 10 | box |
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| 11 | box? |
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| 12 | unbox |
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| 13 | set-box! |
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| 14 | immutable-box) |
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| 15 | |
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| 16 | (import scheme) |
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| 17 | (import (chicken base)) |
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| 18 | (import (chicken syntax)) |
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| 19 | (import (chicken type)) |
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| 20 | (import (only (chicken platform) register-feature!)) |
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| 21 | (import box-core) |
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| 22 | |
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| 23 | ;;; |
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| 24 | |
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| 25 | (define-syntax box |
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| 26 | (syntax-rules () |
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| 27 | ((box ?arg) |
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| 28 | (make-box-mutable ?arg) ) ) ) |
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| 29 | |
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| 30 | (define-syntax immutable-box |
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| 31 | (syntax-rules () |
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| 32 | ((immutable-box ?arg) |
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| 33 | (make-box-immutable ?arg) ) ) ) |
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| 34 | |
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| 35 | (define-syntax unbox |
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| 36 | (syntax-rules () |
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| 37 | ((unbox ?box) |
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| 38 | (box-ref ?box) ) ) ) |
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| 39 | |
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| 40 | (define-syntax set-box! |
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| 41 | (syntax-rules () |
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| 42 | ((set-box! ?box ?val) |
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| 43 | (box-set! ?box ?val) ) ) ) |
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| 44 | |
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| 45 | ;;; |
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| 46 | |
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| 47 | (register-feature! 'srfi-111) |
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| 48 | |
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| 49 | ) ;module srfi-111 |
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