File:  [gforth] / gforth / fi2c.fs
Revision 1.2: download - view: text, annotated - select for diffs
Tue Dec 8 22:02:41 1998 UTC (20 years, 10 months ago) by anton
Branches: MAIN
CVS tags: HEAD
updated dates in copyright messages
inserted copyright messages in most files that did not have them
removed outdated files engine/32bit.h engine/strsig.c

    1: \ Convert image to C include file
    2: 
    3: \ Copyright (C) 1998 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: 0 Value image
   22: 0 Value bitmap
   23: 
   24: Create magicbuf 8 allot
   25: 
   26: : search-magic ( fd -- )  >r
   27:     BEGIN  magicbuf 8 r@ read-file throw  8 =  WHILE
   28: 	magicbuf s" Gforth1" tuck compare 0=  UNTIL
   29:     ELSE  true abort" No magic found"  THEN
   30:     rdrop ;
   31: 
   32: Create image-header  4 cells allot
   33: Variable image-cells
   34: Variable bitmap-chars
   35: 
   36: : read-header ( fd -- )
   37:     image-header 4 cells rot read-file throw drop
   38:     image-header 2 cells + @ dup cell / image-cells ! 1- 8 cells / 1+ bitmap-chars !
   39:     image-cells @ cells allocate throw to image
   40:     bitmap-chars @ allocate throw to bitmap ;
   41: 
   42: : read-dictionary ( fd -- )  >r
   43:     image image-cells @ cells r> read-file throw drop ;
   44: 
   45: : read-bitmap ( fd -- )  >r
   46:     bitmap bitmap-chars @ r> read-file throw drop ;
   47: 
   48: : .08x ( n -- ) 0 <# # # # # # # # # 'x hold '0 hold #> type ;
   49: : .02x ( n -- ) 0 <# # # 'x hold '0 hold #> type ;
   50: 
   51: : .image ( -- )
   52:     image-cells @ 0 ?DO
   53: 	I 4 + I' min I ?DO  space image I cells + @ .08x ." ," LOOP cr
   54: 	4 +LOOP ;
   55: 
   56: : .reloc ( -- )
   57:     bitmap-chars @ 0 ?DO
   58: 	I 8 + I' min I ?DO  space bitmap I + c@ .02x ." ," LOOP cr
   59: 	8 +LOOP ;
   60: 
   61: : read-image ( addr u -- )
   62:     r/o bin open-file throw >r
   63:     r@ search-magic
   64:     r@ file-position throw r@ read-header r@ reposition-file throw
   65:     r@ read-dictionary r@ read-bitmap r> close-file throw ;
   66: 
   67: : .imagesize ( -- )
   68:     image-header 3 cells + @ 1 cells / .08x ;
   69: 
   70: : .relocsize ( -- )
   71:     bitmap-chars @ .08x ;
   72: 
   73: : fi2c ( addr u -- )  base @ >r hex
   74:     read-image
   75:     ." #include " '" emit ." forth.h" '" emit cr
   76:     ." Cell image[" .imagesize ." ] = {" cr .image ." };" cr
   77:     ." const char reloc_bits[" .relocsize ." ] = {" cr .reloc ." };" cr
   78:     r> base ! ;
   79: 

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>