diff options
Diffstat (limited to 'src/.gdbinit')
| -rw-r--r-- | src/.gdbinit | 210 |
1 files changed, 133 insertions, 77 deletions
diff --git a/src/.gdbinit b/src/.gdbinit index ca6648e162f..9e4e674c740 100644 --- a/src/.gdbinit +++ b/src/.gdbinit @@ -1,4 +1,4 @@ -# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 2000, 2001, 2003 +# Copyright (C) 1992, 93, 94, 95, 96, 97, 1998, 2000, 01, 2004 # Free Software Foundation, Inc. # # This file is part of GNU Emacs. @@ -38,12 +38,22 @@ 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 + +define xgetptr + set $ptr = (gdb_use_union ? $arg0.u.val : $arg0 & $valmask) | gdb_data_seg_bits +end + +define xgetint + set $int = gdb_use_union ? $arg0.s.val : (gdb_use_lsb ? $arg0 : $arg0 << gdb_gctypebits) >> gdb_gctypebits +end + +define xgettype + set $type = gdb_use_union ? $arg0.s.type : (enum Lisp_Type) (gdb_use_lsb ? $arg0 & $tagmask : $arg0 >> gdb_valbits) +end # Set up something to print out s-expressions. define pr -set debug_print ($) + set debug_print ($) end document pr Print the emacs s-expression which is $. @@ -51,115 +61,135 @@ Works only when an inferior emacs is executing. end define xtype -output (enum Lisp_Type) (($ >> 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 + xgettype $ + output $type + echo \n + if $type == Lisp_Misc + xmisctype + else + if $type == Lisp_Vectorlike + xvectype + end + end 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. +a second line gives the more precise type. 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 + xgetptr $ + set $size = ((struct Lisp_Vector *) $ptr)->size + output ($size & PVEC_FLAG) ? (enum pvec_type) ($size & PVEC_TYPE_MASK) : $size + echo \n end document xvectype -Print the vector subtype of $, assuming it is a vector or pseudovector. +Print the size or 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 + xgetptr $ + output (enum Lisp_Misc_Type) (((struct Lisp_Free *) $ptr)->type) + echo \n end document xmisctype Print the specific type of $, assuming it is some misc type. end define xint -print (($ & $valmask) << $nonvalbits) >> $nonvalbits + xgetint $ + print $int 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) + xgetptr $ + print (void *) $ptr 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) + xgetptr $ + print (struct Lisp_Marker *) $ptr 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) + xgetptr $ + print (struct Lisp_Overlay *) $ptr 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) + xgetptr $ + print (struct Lisp_Free *) $ptr 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) + xgetptr $ + print (struct Lisp_Intfwd *) $ptr 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) + xgetptr $ + print (struct Lisp_Boolfwd *) $ptr 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) + xgetptr $ + print (struct Lisp_Objfwd *) $ptr 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) + xgetptr $ + print (struct Lisp_Buffer_Objfwd *) $ptr 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) + xgetptr $ + print (struct Lisp_Kboard_Objfwd *) $ptr 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) + xgetptr $ + print (struct Lisp_Buffer_Local_Value *) $ptr 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 $ + xgetptr $ + print (struct Lisp_Symbol *) $ptr + xprintsym $ + echo \n end document xsymbol Print the name and address of the symbol $. @@ -167,9 +197,10 @@ 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 + xgetptr $ + print (struct Lisp_String *) $ptr + output ($->size > 1000) ? 0 : ($->data[0])@($->size_byte < 0 ? $->size : $->size_byte) + echo \n end document xstring Print the contents and address of the string $. @@ -177,8 +208,9 @@ 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) + xgetptr $ + print (struct Lisp_Vector *) $ptr + output ($->size > 50) ? 0 : ($->contents[0])@($->size) echo \n end document xvector @@ -187,32 +219,36 @@ 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 + xgetptr $ + print (struct Lisp_Process *) $ptr + output *$ + 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) + xgetptr $ + print (struct frame *) $ptr 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) + xgetptr $ + print (struct Lisp_Vector *) $ptr + output ($->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 + xgetptr $ + print (struct window *) $ptr + 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. @@ -220,27 +256,30 @@ Print the window's position as "WIDTHxHEIGHT+LEFT+TOP". end define xwinconfig -print (struct save_window_data *) (($ & $valmask) | gdb_data_seg_bits) + xgetptr $ + print (struct save_window_data *) $ptr 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 + xgetptr $ + print (struct Lisp_Subr *) $ptr + output *$ + 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 + xgetptr $ + print (struct Lisp_Char_Table *) $ptr + printf "Purpose: " + xprintsym $->purpose + printf " %d extra slots", ($->size & 0x1ff) - 68 + echo \n end document xchartable Print the address of the char-table $, and its purpose. @@ -248,9 +287,10 @@ 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 + xgetptr $ + print (struct Lisp_Bool_Vector *) $ptr + output ($->size > 256) ? 0 : ($->data[0])@(($->size + 7)/ 8) + echo \n end document xboolvector Print the contents and address of the bool-vector $. @@ -258,9 +298,11 @@ 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 + xgetptr $ + print (struct buffer *) $ptr + xgetptr $->name + output ((struct Lisp_String *) $ptr)->data + echo \n end document xbuffer Set $ as a buffer pointer, assuming it is an Emacs Lisp buffer value. @@ -268,24 +310,26 @@ Print the name of the buffer. end define xhashtable -print (struct Lisp_Hash_Table *) (($ & $valmask) | gdb_data_seg_bits) + xgetptr $ + print (struct Lisp_Hash_Table *) $ptr 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 + xgetptr $ + print (struct Lisp_Cons *) $ptr + output/x *$ + echo \n end document xcons Print the contents of $, assuming it is an Emacs Lisp cons. end define nextcons -p $.cdr -xcons + p $.cdr + xcons end document nextcons Print the contents of the next cell in a list. @@ -293,28 +337,34 @@ This assumes that the last thing you printed was a cons cell contents (type struct Lisp_Cons) or a pointer to one. end define xcar -print/x ((($ >> gdb_valbits) & 0xf) == Lisp_Cons ? ((struct Lisp_Cons *) (($ & $valmask) | gdb_data_seg_bits))->car : 0) + xgetptr $ + xgettype $ + print/x ($type == Lisp_Cons ? ((struct Lisp_Cons *) $ptr)->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) + xgetptr $ + xgettype $ + print/x ($type == Lisp_Cons ? ((struct Lisp_Cons *) $ptr)->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 + xgetptr $ + print ((struct Lisp_Float *) $ptr)->data end document xfloat Print $ assuming it is a lisp floating-point number. end define xscrollbar -print (struct scrollbar *) (($ & $valmask) | gdb_data_seg_bits) + xgetptr $ + print (struct scrollbar *) $ptr output *$ echo \n end @@ -323,10 +373,11 @@ 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)) + xgetptr $arg0 + set $sym = (struct Lisp_Symbol *) $ptr + xgetptr $sym->xname + set $sym_name = (struct Lisp_String *) $ptr output ($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. @@ -358,14 +409,16 @@ end define xbacktrace set $bt = backtrace_list while $bt - set $type = (enum Lisp_Type) ((*$bt->function >> gdb_valbits) & 0x7) + xgettype (*$bt->function) if $type == Lisp_Symbol - xprintsym *$bt->function + xprintsym (*$bt->function) + echo \n else printf "0x%x ", *$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) ? $size & PVEC_TYPE_MASK : 0) + xgetptr (*$bt->function) + set $size = ((struct Lisp_Vector *) $ptr)->size + output ($size & PVEC_FLAG) ? (enum pvec_type) ($size & PVEC_TYPE_MASK) : $size else printf "Lisp type %d", $type end @@ -381,16 +434,17 @@ document xbacktrace end define xreload - set $valmask = ((long)1 << gdb_valbits) - 1 - set $nonvalbits = gdb_emacs_intbits - gdb_valbits + set $tagmask = (((long)1 << gdb_gctypebits) - 1) + set $valmask = gdb_use_lsb ? ~($tagmask) : ((long)1 << gdb_valbits) - 1 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 + FreeBSD 2.2.5, gdb 4.13, $valmask have lost their values. (The same happens on current (2000) versions of GNU/Linux with gdb 5.0.) This function reloads them. end +xreload define hook-run xreload @@ -416,3 +470,5 @@ 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 |