35 lines
1.2 KiB
Racket
35 lines
1.2 KiB
Racket
#lang racket/base
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(require racket/match
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racket/port
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version/utils
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"logger.rkt"
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"command-server.rkt"
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"repl.rkt")
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(module+ main
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(define expected-version "6.9")
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(define actual-version (version))
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(unless (version<=? expected-version actual-version)
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(error 'racket-mode "needs at least Racket ~a but you have ~a"
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expected-version
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actual-version))
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(define-values (command-port launch-token)
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(match (current-command-line-arguments)
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[(vector port token)
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(values (string->number port) token)]
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[v
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(eprintf "Bad command-line arguments: ~v\n" v)
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(exit)]))
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;; Save original current-{input output}-port to give to
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;; command-server-loop for command I/O.
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(let ([stdin (current-input-port)]
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[stdout (current-output-port)])
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;; Set no-ops so e.g. rando print can't bork the command I/O.
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(parameterize ([current-input-port (open-input-bytes #"")]
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[current-output-port (open-output-nowhere)])
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(start-repl-session-server command-port launch-token)
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(start-logger-server (add1 command-port) launch-token)
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(command-server-loop stdin stdout))))
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