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, 4 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.

\ source location handling

\ Copyright (C) 1995,1997 Free Software Foundation, Inc.

\ This file is part of Gforth.

\ Gforth 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 2
\ 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
\ 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, write to the Free Software
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.

\ related stuff can be found in kernel.fs

\ this stuff is used by (at least) assert.fs and debugs.fs

: compile-sourcepos ( compile-time: -- ; run-time: -- nfile nline )
    \ compile the current source position as literals: nfile is the
    \ source file index, nline the line number within the file.
    loadfilename# @ postpone literal
    sourceline# postpone literal ;

: .sourcepos ( nfile nline -- )
    \ print source position
    swap loadfilename#>str type ." :"
    base @ decimal swap 0 .r base ! ;

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