Diff for /gforth/backtrac.fs between versions 1.12 and 1.19

version 1.12, 2004/12/31 13:23:56 version 1.19, 2012/12/31 15:25:17
Line 1 Line 1
 \ backtrace handling  \ backtrace handling
   
 \ Copyright (C) 1999,2000,2003,2004 Free Software Foundation, Inc.  \ Copyright (C) 1999,2000,2003,2004,2006,2007,2012 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
 \ Gforth is free software; you can redistribute it and/or  \ Gforth is free software; you can redistribute it and/or
 \ modify it under the terms of the GNU General Public License  \ modify it under the terms of the GNU General Public License
 \ as published by the Free Software Foundation; either version 2  \ as published by the Free Software Foundation, either version 3
 \ of the License, or (at your option) any later version.  \ of the License, or (at your option) any later version.
   
 \ This program is distributed in the hope that it will be useful,  \ This program is distributed in the hope that it will be useful,
Line 15 Line 15
 \ GNU General Public License for more details.  \ GNU General Public License for more details.
   
 \ 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, see http://www.gnu.org/licenses/.
 \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.  
   
   
 \ growing buffers that need not be full  \ growing buffers that need not be full
Line 66  IS 'cold Line 65  IS 'cold
     else \ throw by signal handler with insufficient information      else \ throw by signal handler with insufficient information
         handler @ cell - \ beyond that we know nothing          handler @ cell - \ beyond that we know nothing
     then      then
     backtrace-rp0 @ [ 2 cells ]L - over - 0 max ;      backtrace-rp0 @ [ 1 cells ]L - over - 0 max ;
   
 :noname ( -- )  :noname ( -- )
     backtrace-empty @      backtrace-return-stack
     if      dup backtrace-rs-buffer adjust-buffer
         backtrace-return-stack      backtrace-rs-buffer buffer-address @ swap move ;
         dup backtrace-rs-buffer adjust-buffer  
         backtrace-rs-buffer buffer-address @ swap move  
         backtrace-empty off  
     then ;  
 IS store-backtrace  IS store-backtrace
   
 : print-bt-entry ( return-stack-item -- )  : print-bt-entry ( return-stack-item -- )
Line 101  IS store-backtrace Line 96  IS store-backtrace
   
 : print-backtrace ( addr1 addr2 -- )  : print-backtrace ( addr1 addr2 -- )
     \G print a backtrace for the return stack addr1..addr2      \G print a backtrace for the return stack addr1..addr2
     cr ." Backtrace:"      2dup u< IF  cr ." Backtrace:"  THEN
     swap u+do      swap u+do
         cr          cr
         i @ dup hex. ( return-addr? )          i @ dup hex. ( return-addr? )

Removed from v.1.12  
changed lines
  Added in v.1.19


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