63 lines
1.7 KiB
Racket
63 lines
1.7 KiB
Racket
#lang racket/base
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(require racket/path
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racket/runtime-path
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syntax/modcode
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"language-namespace.rkt"
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"logger.rkt")
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(provide get-module-bytecode)
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(define-runtime-path kernel-language-path
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"lang/kernel.rkt")
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(define (get-module-bytecode x)
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(log-debug "grabbing module bytecode for ~s" x)
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(let ([compiled-code
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(cond
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;; Assumed to be a path string
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[(string? x)
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(get-compiled-code-from-path (normalize-path (build-path x)))]
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[(path? x)
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(get-compiled-code-from-path x)]
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;; Input port is assumed to contain the text of a module.
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[(input-port? x)
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(get-compiled-code-from-port x)]
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[else
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(error 'get-module-bytecode)])])
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(let ([op (open-output-bytes)])
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(write compiled-code op)
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(get-output-bytes op))))
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;; Tries to use get-module-code to grab at module bytecode. Sometimes
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;; this fails because it appears get-module-code tries to write to
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;; compiled/.
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(define (get-compiled-code-from-path p)
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(with-handlers ([void (lambda (exn)
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;; Failsafe: try to do it from scratch
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(call-with-input-file* p
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(lambda (ip)
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(get-compiled-code-from-port ip))))])
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(get-module-code p)))
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(define base-namespace
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(lookup-language-namespace
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#;'racket/base
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`(file ,(path->string kernel-language-path)))
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#;(make-base-namespace))
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(define (get-compiled-code-from-port ip)
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(parameterize ([read-accept-reader #t]
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[current-namespace base-namespace])
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(compile (read-syntax (object-name ip) ip)))) |