version 1.4, 1999/02/03 00:10:19
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version 1.26, 2012/12/31 15:25:18
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\ Simple debugging aids |
\ Simple debugging aids |
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\ Copyright (C) 1995,1997 Free Software Foundation, Inc. |
\ Copyright (C) 1995,1997,1999,2002,2003,2004,2005,2006,2007,2009,2011,2012 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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\ 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. |
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\ This program is distributed in the hope that it will be useful, |
\ This program is distributed in the hope that it will be useful, |
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\ GNU General Public License for more details. |
\ GNU General Public License for more details. |
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\ 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., 675 Mass Ave, Cambridge, MA 02139, USA. |
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\ They are meant to support a different style of debugging than the |
\ They are meant to support a different style of debugging than the |
Line 38 require source.fs
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Line 37 require source.fs
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defer printdebugdata ( -- ) \ gforth print-debug-data |
defer printdebugdata ( -- ) \ gforth print-debug-data |
' .s IS printdebugdata |
' .s IS printdebugdata |
defer printdebugline ( addr -- ) \ gforth print-debug-line |
defer .debugline ( nfile nline -- ) \ gforth print-debug-line |
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\G Print the source code location indicated by @var{nfile nline}, and |
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\G additional debugging information; the default @code{.debugline} |
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\G prints the additional information with @code{printdebugdata}. |
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: (printdebugline) ( addr -- ) |
: (.debugline) ( nfile nline -- ) |
cr print-sourcepos ." :" |
cr .sourcepos ." :" |
\ it would be nice to print the name of the following word, |
\ it would be nice to print the name of the following word, |
\ but that's not easily possible for primitives |
\ but that's not easily possible for primitives |
printdebugdata |
printdebugdata |
cr ; |
cr ; |
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' (printdebugline) IS printdebugline |
[IFUNDEF] debug-fid |
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stderr value debug-fid ( -- fid ) |
: (~~) ( -- ) |
\G (value) Debugging output prints to this file |
r@ printdebugline |
[THEN] |
r> sourcepos %size + >r ; |
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' (.debugline) IS .debugline |
: ~~ ( compilation -- ; run-time -- ) \ gforth tilde-tilde |
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POSTPONE (~~) sourcepos, ; immediate |
: .debugline-directed ( nfile nline -- ) |
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action-of type action-of emit { oldtype oldemit } |
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try |
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['] (type) is type ['] (emit) is emit |
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['] .debugline debug-fid outfile-execute |
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0 |
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restore |
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oldemit is emit oldtype is type |
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endtry |
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throw ; |
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:noname ( -- ) |
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current-sourcepos .debugline-directed ; |
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:noname ( compilation -- ; run-time -- ) |
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compile-sourcepos POSTPONE .debugline-directed ; |
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interpret/compile: ~~ ( -- ) \ gforth tilde-tilde |
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\G Prints the source code location of the @code{~~} and the stack |
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\G contents with @code{.debugline}. |
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:noname ( -- ) stderr to debug-fid defers 'cold ; IS 'cold |