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48 lines
1.8 KiB
Scheme
48 lines
1.8 KiB
Scheme
;;; Guile VM compiling loader
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;; Copyright (C) 2001 Free Software Foundation, Inc.
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program; see the file COPYING. If not, write to
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;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Code:
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(define-module (system vm load)
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:autoload (system base language) (compile-file-in lookup-language)
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:use-module (system vm core)
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:use-module (ice-9 regex)
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:export (load/compile))
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(define (load/compile file)
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(let* ((file (file-name-full-name file))
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(compiled (object-file-name file)))
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(if (or (not (file-exists? compiled))
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(> (stat:mtime (stat file)) (stat:mtime (stat compiled))))
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(compile-file-in file #f (lookup-language 'gscheme) #:O))
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(vm-load (the-vm) (load-dumpcode compiled))))
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(define (file-name-full-name filename)
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(let ((oldname (and (current-load-port)
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(port-filename (current-load-port)))))
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(if (and oldname
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(> (string-length filename) 0)
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(not (char=? (string-ref filename 0) #\/))
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(not (string=? (dirname oldname) ".")))
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(string-append (dirname oldname) "/" filename)
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filename)))
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(define (object-file-name file)
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(let ((m (string-match "\\.[^.]*$" file)))
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(string-append (if m (match:prefix m) file) ".go")))
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