File:  [gforth] / gforth / source.fs
Revision 1.9: download - view: text, annotated - select for diffs
Wed Dec 4 16:56:31 2002 UTC (16 years, 11 months ago) by anton
Branches: MAIN
CVS tags: HEAD
source positions are now passed through literals instead of using
  return stack tricks; appropriate changes in the users of source.fs.

    1: \ source location handling
    2: 
    3: \ Copyright (C) 1995,1997 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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
   20: 
   21: \ related stuff can be found in kernel.fs
   22: 
   23: \ this stuff is used by (at least) assert.fs and debugs.fs
   24: 
   25: : compile-sourcepos ( compile-time: -- ; run-time: -- nfile nline )
   26:     \ compile the current source position as literals: nfile is the
   27:     \ source file index, nline the line number within the file.
   28:     loadfilename# @ postpone literal
   29:     sourceline# postpone literal ;
   30: 
   31: : .sourcepos ( nfile nline -- )
   32:     \ print source position
   33:     swap loadfilename#>str type ." :"
   34:     base @ decimal swap 0 .r base ! ;

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