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;; Tekuti
;; Copyright (C) 2008, 2010, 2012 Andy Wingo <wingo at pobox dot com>
;; This program 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 of
;; the License, or (at your option) any later version.
;;
;; This program 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 this program; if not, contact:
;;
;; Free Software Foundation Voice: +1-617-542-5942
;; 59 Temple Place - Suite 330 Fax: +1-617-542-2652
;; Boston, MA 02111-1307, USA gnu@gnu.org
;;; Commentary:
;;
;; Module to parse options, etc before dropping into the main loop.
;;
;;; Code:
;;hack!
(define-module (tekuti boot)
#:use-module (ice-9 format)
#:use-module (ice-9 getopt-long)
#:use-module (tekuti git)
#:use-module (tekuti web)
#:export (boot))
(define *option-grammar* '((listen)
(usage)
(config (value #t) (single-char #\c))
(version (single-char #\v))
(help (single-char #\h))))
(define (usage)
;; trying out `format'. mixed results.
(define (repr-option opt)
(let ((required (and=> (assq 'required (cdr opt)) cadr)))
(format #f "~:[[~;~]--~a~@*~:[]~;~]"
(assq 'required? (cdr opt)) (car opt))))
(format #t "usage: tekuti ~{~a~^ ~}~%"
(map repr-option *option-grammar*)))
(define (version)
(format #t "tekuti version 0.1"))
;; krap code
(define (parse-options args)
(let ((opts (getopt-long args *option-grammar*)))
(if (or (option-ref opts 'usage #f)
(option-ref opts 'help #f)
(not (null? (option-ref (cdr opts) '() '()))))
(begin
(usage)
(exit 0)))
(if (option-ref opts 'version #f)
(begin
(version)
(exit 0)))
(if (option-ref opts 'listen #f)
((@ (system repl server) spawn-server)))
opts))
(define (boot args)
(setlocale LC_ALL "")
(let ((options (parse-options args)))
(let ((config (option-ref options 'config #f)))
(if config
(let ((config-module (resolve-module '(tekuti config))))
(save-module-excursion
(lambda ()
(set-current-module config-module)
(primitive-load config))))))
(ensure-git-repo)
(main-loop)))
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