59 lines
1.6 KiB
Scheme
59 lines
1.6 KiB
Scheme
;; rt-module.scm
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;; Copyright Martin Gasbichler, 2002
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;; Receipt:
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;;(load-config-file "test.scm") --> nothing
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;; load config file containing structure definition
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;;
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;; (reify-structure 'servlet) --> #{Rt-stucture servlet}
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;; gets structure info about a structure
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;;
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;; (define servlet ##)
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;; (load-structure servlet)
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;; loads rt-structure
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;;
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;; (rt-structure-binding servlet 'main) --> value
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;; get a binding of a structure
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(define (interface-value-names interface-name)
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(let ((interface (environment-ref (config-package) interface-name))
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(value-names '()))
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(for-each-declaration
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(lambda (name base-neme type)
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(if (not (equal? type syntax-type))
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(set! value-names (cons name value-names))))
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interface)
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value-names))
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(define-record-type rt-structure :rt-structure
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(make-rt-structure meta-structure)
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rt-structure?
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(meta-structure rt-structure-meta-structure))
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(define (rt-structure-loaded? rt-structure)
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(package-loaded?
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(structure-package (rt-structure-meta-structure rt-structure))))
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(define-record-discloser :rt-structure
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(lambda (s)
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(list 'rt-stucture (structure-name (rt-structure-meta-structure s)))))
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(define (reify-structure name)
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(let ((struct (get-structure name)))
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(make-rt-structure struct)))
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(define (load-structure rts)
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(ensure-loaded (rt-structure-meta-structure rts)))
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(define (rt-structure-binding structure name)
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(if (not (rt-structure-loaded? structure))
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(error "Structure not loaded" structure))
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(contents
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(binding-place
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(generic-lookup (rt-structure-meta-structure structure)
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name))))
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(define (load-config-file file)
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(load file (config-package)))
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