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;; This file is part of Idest
;; Copyright (C) 2011 Sergey Poznyakoff
;; Idest is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;;
;; Idest is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with Idest. If not, see <http://www.gnu.org/licenses/>.
(define-module (idest load-module))
(use-modules (guile-user))
(define-public (idest-load-module type)
(let* ((cmd (command-line))
(mod-pathname #f)
(mod-name (list-ref cmd 1)))
(set-program-arguments (list-tail cmd 1))
(letrec ((module (resolve-module
(list 'idest type (string->symbol mod-name))))
(get-proc (lambda (sym)
(if (module-defined? module sym)
(let ((proc (module-ref module sym)))
(cond
((procedure? proc)
proc)
(else
(format (current-error-port)
"idest: ~A is defined in ~A, but is not a procedure~%"
sym mod-name)
(exit 1))))
#f))))
(cond
((not (and module (module-public-interface module)))
(error "no code for module" mod-name))
((get-proc 'idest-init) =>
(lambda (proc)
(proc))))
(cond
;; ((and (eq? type 'format) (not idest-readonly))
;; (format (current-error-port) "idest: ~A wants to modify files!~%"
;; mod-pathname)
;; (exit 1))
((get-proc 'idest-main) =>
(lambda (proc)
(set! idest-main proc)))
(else
(format (current-error-port)
"idest: ~A does not define ~A~%" mod-name 'idest-main)
(exit 1))))))
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