(Fset_char_table_parent): Doc fix.

[bpt/emacs.git] / src / .gdbinit

diff --git a/src/.gdbinit b/src/.gdbinit
index b50d672..ccc3669 100644 (file)
--- a/src/.gdbinit
+++ b/src/.gdbinit
@@ -1,9 +1,29 @@
+# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001
+#   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
+#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
@@ -139,8 +159,7 @@ end
 
 define xsymbol
 print (struct Lisp_Symbol *) ((((int) $) & $valmask) | gdb_data_seg_bits)
-output (char*)$->name->data
-echo \n
+xprintsym $
 end
 document xsymbol
 Print the name and address of the symbol $.
@@ -240,7 +259,7 @@ end
 
 define xbuffer
 print (struct buffer *) (($ & $valmask) | gdb_data_seg_bits)
-output &((struct Lisp_String *) ((($->name) & $valmask) | gdb_data_seg_bits))->data
+output ((struct Lisp_String *) ((($->name) & $valmask) | gdb_data_seg_bits))->data
 echo \n
 end
 document xbuffer
@@ -305,7 +324,8 @@ end
 
 define xprintsym
   set $sym = (struct Lisp_Symbol *) ((((int) $arg0) & $valmask) | gdb_data_seg_bits)
-  output (char*)$sym->name->data
+  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
@@ -314,15 +334,27 @@ end
 
 define xbacktrace
   set $bt = backtrace_list
-  while $bt 
-    xprintsym *$bt->function
+  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 signalled.
+  Set a breakpoint at Fsignal and call this to see from where
+  an error was signaled.
 end
 
 define xreload
@@ -332,7 +364,18 @@ 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.  This function reloads them.
+  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
@@ -350,3 +393,5 @@ break abort
 # before Emacs exits.  Perhaps we should put the break somewhere else
 # instead...
 break x_error_quitter
+
+# arch-tag: 12f34321-7bfa-4240-b77a-3cd3a1696dfe