1: \ image dump 15nov94py
2:
3: \ Copyright (C) 1995 Free Software Foundation, Inc.
4:
5: \ This file is part of Gforth.
6:
7: \ Gforth is free software; you can redistribute it and/or
8: \ modify it under the terms of the GNU General Public License
9: \ as published by the Free Software Foundation; either version 2
10: \ of the License, or (at your option) any later version.
11:
12: \ This program is distributed in the hope that it will be useful,
13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: \ GNU General Public License for more details.
16:
17: \ You should have received a copy of the GNU General Public License
18: \ along with this program; if not, write to the Free Software
19: \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20:
21: Create magic s" gforth00" here over allot swap move
22:
23: '1 1 cells + 0 pad ! -1 pad c! pad @ 0< + magic 7 chars + c!
24:
25: : save-string-dict { addr1 u -- addr2 u }
26: here { addr2 }
27: u allot
28: addr1 addr2 u move
29: addr2 u ;
30:
31: : update-image-included-files ( -- )
32: included-files 2@ { addr cnt }
33: image-included-files 2@ { old-addr old-cnt }
34: align here { new-addr }
35: cnt 2* cells allot
36: new-addr cnt image-included-files 2!
37: old-addr new-addr old-cnt 2* cells move
38: cnt old-cnt
39: U+DO
40: addr i 2* cells + 2@ save-string-dict
41: new-addr i 2* cells + 2!
42: LOOP ;
43:
44: : dump-fi ( addr u -- )
45: w/o bin create-file throw >r
46: magic 8 r@ write-file throw
47: update-image-included-files
48: forthstart here over - dup forthstart cell+ !
49: r@ write-file throw
50: \ relinfo here forthstart - 1- 8 cells / 1+ r@ write-file throw
51: r> close-file throw ;
52:
53: : savesystem ( "name" -- ) \ gforth
54: name dump-fi ;
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