blob: 5fcc0ad0e8a7a0a0dfeda20a5d1be2b6bff3d3bf (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
;; dry-run.scm - run a script and show the frames it produces.
;; This file is part of Idest
;; Copyright (C) 2011, 2015 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/>.
(let* ((cmd (command-line))
(progname (car cmd)))
(set! %load-hook (lambda (filename)
(format #t "~A: loading ~a ...\n"
progname filename)))
(cond
((< (length cmd) 3)
(format (current-error-port) "usage: idest -S ~A SCRIPT FILE...
Normally you don't need to run this program manually. Instead please
use: idest --dry-run [SCRIPTING OPTIONS]~%"
progname)
(exit 1))
(else
(let ((file-name (list-ref cmd 1)))
(set-program-arguments (cons (car cmd) (list-tail cmd 2)))
; Note: a bug in Guile 2.0.9 causes %load-hook to be called twice
(primitive-load-path file-name)
(cond
(idest-readonly
(format (current-error-port)
"~A: info: ~A does not modify frames~%" progname file-name))
((catch #t
(lambda ()
(procedure? idest-main))
(lambda (key . args)
#f))
(set! idest-readonly #t)
(let ((main-func idest-main))
(set! idest-main
(lambda (file frames)
(let ((result (main-func file frames)))
(format #t "File ~A~%" file)
(cond
((not result)
(format #t "No modifications~%"))
((null? result)
(format #t "Would delete all frames~%"))
(else
(for-each (lambda (frame)
(display frame)
(newline))
result))))))))
(else
(format (current-error-port)
"~A: idest-main is not defined in ~A~%" progname file-name)
(exit 1)))))))
|