/[emacs]/emacs/src/dispextern.h
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revision 1.194 by kfstorm, Thu Jan 27 22:33:01 2005 UTC revision 1.195 by miles, Thu Feb 3 03:55:59 2005 UTC
# Line 1  Line 1 
1  /* Interface definitions for display code.  /* Interface definitions for display code.
2     Copyright (C) 1985,93,94,97,98,99, 2000,01,02,03, 2004     Copyright (C) 1985,93,94,97,98,99, 2000,01,02,03, 2004, 2005
3       Free Software Foundation, Inc.       Free Software Foundation, Inc.
4    
5  This file is part of GNU Emacs.  This file is part of GNU Emacs.
# Line 123  enum window_part Line 123  enum window_part
123    
124  #if GLYPH_DEBUG  #if GLYPH_DEBUG
125  #define IF_DEBUG(X)     X  #define IF_DEBUG(X)     X
 #define xassert(X)      do {if (!(X)) abort ();} while (0)  
126  #else  #else
127  #define IF_DEBUG(X)     (void) 0  #define IF_DEBUG(X)     (void) 0
 #define xassert(X)      (void) 0  
128  #endif  #endif
129    
130    /* Maybe move this inside the above `#ifdef GLYPH_DEBUG' for release.  */
131    #define xassert(X)      do {if (!(X)) abort ();} while (0)
132    
133  /* Macro for displaying traces of redisplay.  If Emacs was compiled  /* Macro for displaying traces of redisplay.  If Emacs was compiled
134     with GLYPH_DEBUG != 0, the variable trace_redisplay_p can be set to     with GLYPH_DEBUG != 0, the variable trace_redisplay_p can be set to
135     a non-zero value in debugging sessions to activate traces.  */     a non-zero value in debugging sessions to activate traces.  */

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