40 lines
1.3 KiB
Plaintext
40 lines
1.3 KiB
Plaintext
;;;;
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;;;; Help management
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;;;;
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;;;; Copyright © 1993-1998 Erick Gallesio - I3S-CNRS/ESSI <eg@unice.fr>
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;;;;
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;;;; Permission to use, copy, and/or distribute this software and its
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;;;; documentation for any purpose and without fee is hereby granted, provided
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;;;; that both the above copyright notice and this permission notice appear in
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;;;; all copies and derived works. Fees for distribution or use of this
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;;;; software or derived works may only be charged with express written
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;;;; permission of the copyright holder.
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;;;; This software is provided ``as is'' without express or implied warranty.
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;;;;
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;;;; Author: Erick Gallesio [eg@unice.fr]
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;;;; Creation date: 14-Sep-1993 13:30
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;;;; Last file update: 2-Mar-1998 10:43
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;;;;
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(require "www-browser")
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(define (STk:show-help-file name)
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;; Show the file (after having found the Help directory)
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(let loop ((l *help-path*))
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(if (null? l)
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(error "Cannot find help file ~S" name)
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(let* ((f (string-append (car l) "/" name))
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(fd (open-file f "r")))
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(catch (close-port fd))
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(if fd
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(STk:web-browser :url f)
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(loop (cdr l)))))))
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(define (help . arg)
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(if (null? arg)
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(STk:show-help-file "STk-hlp.html")
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(STk:show-help-file (format #f "~A.n.html" (car arg))))
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#f)
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(provide "help")
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