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26 lines
627 B
Scheme
26 lines
627 B
Scheme
(define-module (lang elisp primitives features)
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#:use-module (lang elisp internals fset)
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#:use-module (lang elisp internals load)
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#:use-module (lang elisp internals null)
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#:use-module (ice-9 optargs))
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(define-public features '())
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(fset 'provide
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(lambda (feature)
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(or (memq feature features)
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(set! features (cons feature features)))))
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(fset 'featurep
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(lambda (feature)
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(->nil (memq feature features))))
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(fset 'require
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(lambda* (feature #:optional file-name noerror)
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(or (memq feature features)
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(load (or file-name
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(symbol->string feature))
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noerror
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#f
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#f
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#t))))
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