File:  [gforth] / gforth / source.fs
Revision 1.2: download - view: text, annotated - select for diffs
Wed Nov 29 20:20:37 1995 UTC (23 years, 8 months ago) by anton
Branches: MAIN
CVS tags: gforth-0_1beta, HEAD
replced tester.fs and coretest.fs with the new versions from John Hayes
make mostlyclean virtualclean added
Cache-flushing now works on the Alpha (other minor changes there)
configure now uses gcc by default and passes its GCC variable to the Makefile
introduced sourcefilename and sourceline# (and used them in many places).

    1: \ source location handling
    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: 
   22: \ related stuff can be found in kernal.fs
   23: 
   24: \ this stuff is used by (at least) assert.fs and debugging.fs
   25: 
   26: require struct.fs
   27: 
   28: struct
   29:     1 cells: field sourcepos-name#
   30:     1 cells: field sourcepos-line#
   31: end-struct sourcepos
   32:     
   33: : sourcepos, ( -- )
   34:     \ record the current source position HERE
   35:     loadfilename# @ , sourceline# , ;
   36: 
   37: : get-sourcepos ( a-addr -- c-addr u n )
   38:     \ c-addr u is the filename, n is the line number
   39:     included-files 2@ drop over sourcepos-name# @ 2* cells + 2@
   40:     rot sourcepos-line# @ ;
   41: 
   42: : print-sourcepos ( a-addr -- )
   43:     get-sourcepos
   44:     >r type ." :" r> 0 .r ;

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