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[Emacs-diffs] Changes to emacs/src/.gdbinit [emacs-unicode-2]


From: Kenichi Handa
Subject: [Emacs-diffs] Changes to emacs/src/.gdbinit [emacs-unicode-2]
Date: Mon, 08 Sep 2003 08:48:17 -0400

Index: emacs/src/.gdbinit
diff -c /dev/null emacs/src/.gdbinit:1.54.6.1
*** /dev/null   Mon Sep  8 08:48:17 2003
--- emacs/src/.gdbinit  Mon Sep  8 08:48:09 2003
***************
*** 0 ****
--- 1,418 ----
+ # Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2003
+ #   Free Software Foundation, Inc.
+ #
+ # This file is part of GNU Emacs.
+ #
+ # GNU Emacs is free software; you can redistribute it and/or modify
+ # it under the terms of the GNU General Public License as published by
+ # the Free Software Foundation; either version 2, or (at your option)
+ # any later version.
+ #
+ # GNU Emacs is distributed in the hope that it will be useful,
+ # but WITHOUT ANY WARRANTY; without even the implied warranty of
+ # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ # GNU General Public License for more details.
+ #
+ # You should have received a copy of the GNU General Public License
+ # along with GNU Emacs; see the file COPYING.  If not, write to the
+ # Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ # Boston, MA 02111-1307, USA.
+ 
+ # Force loading of symbols, enough to give us gdb_valbits etc.
+ set main
+ 
+ # Find lwlib source files too.
+ dir ../lwlib
+ #dir /gd/gnu/lesstif-0.89.9/lib/Xm
+ 
+ # Don't enter GDB when user types C-g to quit.
+ # This has one unfortunate effect: you can't type C-c
+ # at the GDB to stop Emacs, when using X.
+ # However, C-z works just as well in that case.
+ handle 2 noprint pass
+ 
+ # Don't pass SIGALRM to Emacs.  This makes problems when
+ # debugging.
+ handle SIGALRM ignore
+ 
+ # Set up a mask to use.
+ # This should be EMACS_INT, but in some cases that is a macro.
+ # long ought to work in all cases right now.
+ set $valmask = ((long)1 << gdb_valbits) - 1
+ set $nonvalbits = gdb_emacs_intbits - gdb_valbits
+ 
+ # Set up something to print out s-expressions.
+ define pr
+ set debug_print ($)
+ end
+ document pr
+ Print the emacs s-expression which is $.
+ Works only when an inferior emacs is executing.
+ end
+ 
+ define xtype
+ output (enum Lisp_Type) (($ >> gdb_valbits) & 0x7)
+ echo \n
+ output ((($ >> gdb_valbits) & 0x7) == Lisp_Misc ? (enum Lisp_Misc_Type) 
(((struct Lisp_Free *) (($ & $valmask) | gdb_data_seg_bits))->type) : (($ >> 
gdb_valbits) & 0x7) == Lisp_Vectorlike ? ($size = ((struct Lisp_Vector *) (($ & 
$valmask) | gdb_data_seg_bits))->size, (enum pvec_type) (($size & PVEC_FLAG) ? 
$size & PVEC_TYPE_MASK : 0)) : 0)
+ echo \n
+ end
+ document xtype
+ Print the type of $, assuming it is an Emacs Lisp value.
+ If the first type printed is Lisp_Vector or Lisp_Misc,
+ the second line gives the more precise type.
+ Otherwise the second line doesn't mean anything.
+ end
+ 
+ define xvectype
+ set $size = ((struct Lisp_Vector *) (($ & $valmask) | 
gdb_data_seg_bits))->size
+ output (enum pvec_type) (($size & PVEC_FLAG) ? $size & PVEC_TYPE_MASK : 0)
+ echo \n
+ end
+ document xvectype
+ Print the vector subtype of $, assuming it is a vector or pseudovector.
+ end
+ 
+ define xmisctype
+ output (enum Lisp_Misc_Type) (((struct Lisp_Free *) (($ & $valmask) | 
gdb_data_seg_bits))->type)
+ echo \n
+ end
+ document xmisctype
+ Print the specific type of $, assuming it is some misc type.
+ end
+ 
+ define xint
+ print (($ & $valmask) << $nonvalbits) >> $nonvalbits
+ end
+ document xint
+ Print $, assuming it is an Emacs Lisp integer.  This gets the sign right.
+ end
+ 
+ define xptr
+ print (void *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xptr
+ Print the pointer portion of $, assuming it is an Emacs Lisp value.
+ end
+ 
+ define xmarker
+ print (struct Lisp_Marker *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xmarker
+ Print $ as a marker pointer, assuming it is an Emacs Lisp marker value.
+ end
+ 
+ define xoverlay
+ print (struct Lisp_Overlay *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xoverlay
+ Print $ as a overlay pointer, assuming it is an Emacs Lisp overlay value.
+ end
+ 
+ define xmiscfree
+ print (struct Lisp_Free *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xmiscfree
+ Print $ as a misc free-cell pointer, assuming it is an Emacs Lisp Misc value.
+ end
+ 
+ define xintfwd
+ print (struct Lisp_Intfwd *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xintfwd
+ Print $ as an integer forwarding pointer, assuming it is an Emacs Lisp Misc 
value.
+ end
+ 
+ define xboolfwd
+ print (struct Lisp_Boolfwd *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xboolfwd
+ Print $ as a boolean forwarding pointer, assuming it is an Emacs Lisp Misc 
value.
+ end
+ 
+ define xobjfwd
+ print (struct Lisp_Objfwd *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xobjfwd
+ Print $ as an object forwarding pointer, assuming it is an Emacs Lisp Misc 
value.
+ end
+ 
+ define xbufobjfwd
+ print (struct Lisp_Buffer_Objfwd *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xbufobjfwd
+ Print $ as a buffer-local object forwarding pointer, assuming it is an Emacs 
Lisp Misc value.
+ end
+ 
+ define xkbobjfwd
+ print (struct Lisp_Kboard_Objfwd *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xkbobjfwd
+ Print $ as a kboard-local object forwarding pointer, assuming it is an Emacs 
Lisp Misc value.
+ end
+ 
+ define xbuflocal
+ print (struct Lisp_Buffer_Local_Value *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xbuflocal
+ Print $ as a buffer-local-value pointer, assuming it is an Emacs Lisp Misc 
value.
+ end
+ 
+ define xsymbol
+ print (struct Lisp_Symbol *) ((((int) $) & $valmask) | gdb_data_seg_bits)
+ xprintsym $
+ end
+ document xsymbol
+ Print the name and address of the symbol $.
+ This command assumes that $ is an Emacs Lisp symbol value.
+ end
+ 
+ define xstring
+ print (struct Lisp_String *) (($ & $valmask) | gdb_data_seg_bits)
+ output ($->size > 1000) ? 0 : ($->data[0])@($->size_byte < 0 ? $->size : 
$->size_byte)
+ echo \n
+ end
+ document xstring
+ Print the contents and address of the string $.
+ This command assumes that $ is an Emacs Lisp string value.
+ end
+ 
+ define xvector
+ print (struct Lisp_Vector *) (($ & $valmask) | gdb_data_seg_bits)
+ output ($->size > 50) ? 0 : ($->contents[0])@($->size)
+ echo \n
+ end
+ document xvector
+ Print the contents and address of the vector $.
+ This command assumes that $ is an Emacs Lisp vector value.
+ end
+ 
+ define xprocess
+ print (struct Lisp_Process *) (($ & $valmask) | gdb_data_seg_bits)
+ output *$
+ echo \n
+ end
+ document xprocess
+ Print the address of the struct Lisp_process which the Lisp_Object $ points 
to.
+ end
+ 
+ define xframe
+ print (struct frame *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xframe
+ Print $ as a frame pointer, assuming it is an Emacs Lisp frame value.
+ end
+ 
+ define xcompiled
+ print (struct Lisp_Vector *) (($ & $valmask) | gdb_data_seg_bits)
+ output ($->contents[0])@($->size & 0xff)
+ end
+ document xcompiled
+ Print $ as a compiled function pointer, assuming it is an Emacs Lisp compiled 
value.
+ end
+ 
+ define xwindow
+ print (struct window *) (($ & $valmask) | gdb_data_seg_bits)
+ printf "%dx%d+%d+%d\n", $->width, $->height, $->left, $->top
+ end
+ document xwindow
+ Print $ as a window pointer, assuming it is an Emacs Lisp window value.
+ Print the window's position as "WIDTHxHEIGHT+LEFT+TOP".
+ end
+ 
+ define xwinconfig
+ print (struct save_window_data *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xwinconfig
+ Print $ as a window configuration pointer, assuming it is an Emacs Lisp 
window configuration value.
+ end
+ 
+ define xsubr
+ print (struct Lisp_Subr *) (($ & $valmask) | gdb_data_seg_bits)
+ output *$
+ echo \n
+ end
+ document xsubr
+ Print the address of the subr which the Lisp_Object $ points to.
+ end
+ 
+ define xchartable
+ print (struct Lisp_Char_Table *) (($ & $valmask) | gdb_data_seg_bits)
+ printf "  %d extra slots", ($->size & 0x1ff) - 68
+ echo \n
+ printf "Purpose: "
+ xprintsym $->purpose
+ end
+ document xchartable
+ Print the address of the char-table $, and its purpose.
+ This command assumes that $ is an Emacs Lisp char-table value.
+ end
+ 
+ define xboolvector
+ print (struct Lisp_Bool_Vector *) (($ & $valmask) | gdb_data_seg_bits)
+ output ($->size > 256) ? 0 : ($->data[0])@(($->size + 7)/ 8)
+ echo \n
+ end
+ document xboolvector
+ Print the contents and address of the bool-vector $.
+ This command assumes that $ is an Emacs Lisp bool-vector value.
+ end
+ 
+ define xbuffer
+ print (struct buffer *) (($ & $valmask) | gdb_data_seg_bits)
+ output ((struct Lisp_String *) ((($->name) & $valmask) | 
gdb_data_seg_bits))->data
+ echo \n
+ end
+ document xbuffer
+ Set $ as a buffer pointer, assuming it is an Emacs Lisp buffer value.
+ Print the name of the buffer.
+ end
+ 
+ define xhashtable
+ print (struct Lisp_Hash_Table *) (($ & $valmask) | gdb_data_seg_bits)
+ end
+ document xhashtable
+ Set $ as a hash table pointer, assuming it is an Emacs Lisp hash table value.
+ end
+ 
+ define xcons
+ print (struct Lisp_Cons *) (($ & $valmask) | gdb_data_seg_bits)
+ output/x *$
+ echo \n
+ end
+ document xcons
+ Print the contents of $, assuming it is an Emacs Lisp cons.
+ end
+ 
+ define nextcons
+ p $.cdr
+ xcons
+ end
+ document nextcons
+ Print the contents of the next cell in a list.
+ This assumes that the last thing you printed was a cons cell contents
+ (type struct Lisp_Cons) or a pointer to one.
+ end
+ define xcar
+ print/x ((($ >> gdb_valbits) & 0xf) == Lisp_Cons ? ((struct Lisp_Cons *) (($ 
& $valmask) | gdb_data_seg_bits))->car : 0)
+ end
+ document xcar
+ Print the car of $, assuming it is an Emacs Lisp pair.
+ end
+ 
+ define xcdr
+ print/x ((($ >> gdb_valbits) & 0xf) == Lisp_Cons ? ((struct Lisp_Cons *) (($ 
& $valmask) | gdb_data_seg_bits))->cdr : 0)
+ end
+ document xcdr
+ Print the cdr of $, assuming it is an Emacs Lisp pair.
+ end
+ 
+ define xfloat
+ print ((struct Lisp_Float *) (($ & $valmask) | gdb_data_seg_bits))->data
+ end
+ document xfloat
+ Print $ assuming it is a lisp floating-point number.
+ end
+ 
+ define xscrollbar
+ print (struct scrollbar *) (($ & $valmask) | gdb_data_seg_bits)
+ output *$
+ echo \n
+ end
+ document xscrollbar
+ Print $ as a scrollbar pointer.
+ end
+ 
+ define xprintsym
+   set $sym = (struct Lisp_Symbol *) ((((int) $arg0) & $valmask) | 
gdb_data_seg_bits)
+   set $sym_name = ((struct Lisp_String *)(($sym->xname & $valmask) | 
gdb_data_seg_bits))
+   output ($sym_name->data[0])@($sym_name->size_byte < 0 ? $sym_name->size : 
$sym_name->size_byte)
+   echo \n
+ end
+ document xprintsym
+   Print argument as a symbol.
+ end
+ 
+ define xcoding
+   set $tmp = (struct Lisp_Hash_Table *) ((Vcoding_system_hash_table & 
$valmask) | gdb_data_seg_bits)
+   set $tmp = (struct Lisp_Vector *) (($tmp->key_and_value & $valmask) | 
gdb_data_seg_bits)
+   set $name = $tmp->contents[$arg0 * 2]
+   print $name
+   pr
+   print $tmp->contents[$arg0 * 2 + 1]
+   pr
+ end
+ document xcoding
+   Print the name and attributes of coding system that has ID (argument).
+ end
+ 
+ define xcharset
+   set $tmp = (struct Lisp_Hash_Table *) ((Vcharset_hash_table & $valmask) | 
gdb_data_seg_bits)
+   set $tmp = (struct Lisp_Vector *) (($tmp->key_and_value & $valmask) | 
gdb_data_seg_bits)
+   p $tmp->contents[$arg0->hash_index * 2]
+   pr
+ end
+ document xcharset
+   Print the name of charset that has ID (argument).
+ end
+ 
+ define xbacktrace
+   set $bt = backtrace_list
+   while $bt
+     set $type = (enum Lisp_Type) ((*$bt->function >> gdb_valbits) & 0x7)
+     if $type == Lisp_Symbol
+       xprintsym *$bt->function
+     else
+       printf "0x%x ", *$bt->function
+       if $type == Lisp_Vectorlike
+         set $size = ((struct Lisp_Vector *) ((*$bt->function & $valmask) | 
gdb_data_seg_bits))->size
+         output (enum pvec_type) (($size & PVEC_FLAG) ? $size & PVEC_TYPE_MASK 
: 0)
+       else
+         printf "Lisp type %d", $type
+       end
+       echo \n
+     end
+     set $bt = $bt->next
+   end
+ end
+ document xbacktrace
+   Print a backtrace of Lisp function calls from backtrace_list.
+   Set a breakpoint at Fsignal and call this to see from where
+   an error was signaled.
+ end
+ 
+ define xreload
+   set $valmask = ((long)1 << gdb_valbits) - 1
+   set $nonvalbits = gdb_emacs_intbits - gdb_valbits
+ end
+ document xreload
+   When starting Emacs a second time in the same gdb session under
+   FreeBSD 2.2.5, gdb 4.13, $valmask and $nonvalbits have lost
+   their values.  (The same happens on current (2000) versions of GNU/Linux
+   with gdb 5.0.)
+   This function reloads them.
+ end
+ 
+ define hook-run
+   xreload
+ end
+ 
+ # Call xreload if a new Emacs executable is loaded.
+ define hookpost-run
+   xreload
+ end
+ 
+ set print pretty on
+ set print sevenbit-strings
+ 
+ show environment DISPLAY
+ show environment TERM
+ set args -geometry 80x40+0+0
+ 
+ # Don't let abort actually run, as it will make
+ # stdio stop working and therefore the `pr' command above as well.
+ break abort
+ 
+ # If we are running in synchronous mode, we want a chance to look around
+ # before Emacs exits.  Perhaps we should put the break somewhere else
+ # instead...
+ break x_error_quitter




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