/[emacs]/emacs/etc/DEBUG
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revision 1.26.6.1 by handa, Fri Apr 16 12:49:39 2004 UTC revision 1.26.6.2 by miles, Thu Oct 14 08:49:58 2004 UTC
# Line 69  fatal error, you can use the GDB command Line 69  fatal error, you can use the GDB command
69  in the ordinary way, with the `p' command.  Then type `pr' with no  in the ordinary way, with the `p' command.  Then type `pr' with no
70  arguments.  This calls a subroutine which uses the Lisp printer.  arguments.  This calls a subroutine which uses the Lisp printer.
71    
72  Note: It is not a good idea to try `pr' if you know that Emacs is in  You can also use `pp value' to print the emacs value directly.
73  deep trouble: its stack smashed (e.g., if it encountered SIGSEGV due  
74  to stack overflow), or crucial data structures, such as `obarray',  Note: It is not a good idea to try `pr' or `pp' if you know that Emacs
75    is in deep trouble: its stack smashed (e.g., if it encountered SIGSEGV
76    due to stack overflow), or crucial data structures, such as `obarray',
77  corrupted, etc.  In such cases, the Emacs subroutine called by `pr'  corrupted, etc.  In such cases, the Emacs subroutine called by `pr'
78  might make more damage, like overwrite some data that is important for  might make more damage, like overwrite some data that is important for
79  debugging the original problem.  debugging the original problem.
# Line 442  Several more functions for debugging dis Line 444  Several more functions for debugging dis
444  Emacs compiled with GLYPH_DEBUG defined; type "C-h f dump- TAB" and  Emacs compiled with GLYPH_DEBUG defined; type "C-h f dump- TAB" and
445  "C-h f trace- TAB" to see the full list.  "C-h f trace- TAB" to see the full list.
446    
447    When you debug display problems running emacs under X, you can use
448    the `ff' command to flush all pending display updates to the screen.
449    
450    
451  ** Debugging LessTif  ** Debugging LessTif
452    

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