Diff for /gforth/source.fs between versions 1.2 and 1.12

version 1.2, 1995/11/29 20:20:37 version 1.12, 2003/01/21 10:24:44
Line 1 Line 1
 \ source location handling  \ source location handling
   
 \ Copyright (C) 1995 Free Software Foundation, Inc.  \ Copyright (C) 1995,1997 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 16 Line 16
   
 \ You should have received a copy of the GNU General Public License  \ You should have received a copy of the GNU General Public License
 \ along with this program; if not, write to the Free Software  \ along with this program; if not, write to the Free Software
 \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
   
   \ related stuff can be found in kernel.fs
   
 \ related stuff can be found in kernal.fs  \ this stuff is used by (at least) assert.fs and debugs.fs
   
 \ this stuff is used by (at least) assert.fs and debugging.fs  : loadfilename#>str ( n -- addr u )
       included-files 2@ rot min 2* cells + 2@ ;
   
 require struct.fs  : str>loadfilename# ( addr u -- n )
       included-files 2@ 0 ?do ( addr u included-files )
 struct          i over >r 2* cells + 2@
     1 cells: field sourcepos-name#          2over str= if
     1 cells: field sourcepos-line#              rdrop 2drop i unloop exit
 end-struct sourcepos          endif
               r> loop
 : sourcepos, ( -- )      drop 2drop 0 ;
     \ record the current source position HERE  
     loadfilename# @ , sourceline# , ;  : compile-sourcepos ( compile-time: -- ; run-time: -- nfile nline )
       \ compile the current source position as literals: nfile is the
 : get-sourcepos ( a-addr -- c-addr u n )      \ source file index, nline the line number within the file.
     \ c-addr u is the filename, n is the line number      loadfilename 2@ str>loadfilename# postpone literal
     included-files 2@ drop over sourcepos-name# @ 2* cells + 2@      sourceline# postpone literal ;
     rot sourcepos-line# @ ;  
   : .sourcepos ( nfile nline -- )
 : print-sourcepos ( a-addr -- )      \ print source position
     get-sourcepos      swap loadfilename#>str type ." :"
     >r type ." :" r> 0 .r ;      base @ decimal swap 0 .r base ! ;

Removed from v.1.2  
changed lines
  Added in v.1.12


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