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# Copyright (C) 1992-1998, 2000-2015 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 3, 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. If not, see <http://www.gnu.org/licenses/>.
# Force loading of symbols, enough to give us VALBITS etc.
set $dummy = main + 8
# With some compilers, we need this to give us struct Lisp_Symbol etc.:
set $dummy = Fmake_symbol + 8
# 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
# Make it work like SIGINT normally does.
handle SIGTSTP nopass
# Pass on user signals
handle SIGUSR1 noprint pass
handle SIGUSR2 noprint pass
# Don't pass SIGALRM to Emacs. This makes problems when
# debugging.
handle SIGALRM ignore
# Use $bugfix so that the value isn't a constant.
# Using a constant runs into GDB bugs sometimes.
define xgetptr
if (CHECK_LISP_OBJECT_TYPE)
set $bugfix = $arg0.i
else
set $bugfix = $arg0
end
set $ptr = ($bugfix & VALMASK) | DATA_SEG_BITS
end
define xgetint
if (CHECK_LISP_OBJECT_TYPE)
set $bugfix = $arg0.i
else
set $bugfix = $arg0
end
set $int = $bugfix << (USE_LSB_TAG ? 0 : INTTYPEBITS) >> INTTYPEBITS
end
define xgettype
if (CHECK_LISP_OBJECT_TYPE)
set $bugfix = $arg0.i
else
set $bugfix = $arg0
end
set $type = (enum Lisp_Type) (USE_LSB_TAG ? $bugfix & (1 << GCTYPEBITS) - 1 : (EMACS_UINT) $bugfix >> VALBITS)
end
# Set up something to print out s-expressions.
# We save and restore print_output_debug_flag to prevent the w32 port
# from calling OutputDebugString, which causes GDB to display each
# character twice (yuk!).
define pr
pp $
end
document pr
Print the emacs s-expression which is $.
Works only when an inferior emacs is executing.
end
# Print out s-expressions
define pp
set $tmp = $arg0
set $output_debug = print_output_debug_flag
set print_output_debug_flag = 0
call safe_debug_print ($tmp)
set print_output_debug_flag = $output_debug
end
document pp
Print the argument as an emacs s-expression
Works only when an inferior emacs is executing.
end
# Print value of lisp variable
define pv
set $tmp = "$arg0"
set $output_debug = print_output_debug_flag
set print_output_debug_flag = 0
call safe_debug_print (find_symbol_value (intern ($tmp)))
set print_output_debug_flag = $output_debug
end
document pv
Print the value of the lisp variable given as argument.
Works only when an inferior emacs is executing.
end
# Print out current buffer point and boundaries
define ppt
set $b = current_buffer
set $t = $b->text
printf "BUF PT: %d", $b->pt
if ($b->pt != $b->pt_byte)
printf "[%d]", $b->pt_byte
end
printf " of 1..%d", $t->z
if ($t->z != $t->z_byte)
printf "[%d]", $t->z_byte
end
if ($b->begv != 1 || $b->zv != $t->z)
printf " NARROW=%d..%d", $b->begv, $b->zv
if ($b->begv != $b->begv_byte || $b->zv != $b->zv_byte)
printf " [%d..%d]", $b->begv_byte, $b->zv_byte
end
end
printf " GAP: %d", $t->gpt
if ($t->gpt != $t->gpt_byte)
printf "[%d]", $t->gpt_byte
end
printf " SZ=%d\n", $t->gap_size
end
document ppt
Print current buffer's point and boundaries.
Prints values of point, beg, end, narrow, and gap for current buffer.
end
define pitmethod
set $itmethod = $arg0
# output $itmethod
if ($itmethod == 0)
printf "GET_FROM_BUFFER"
end
if ($itmethod == 1)
printf "GET_FROM_DISPLAY_VECTOR"
end
if ($itmethod == 2)
printf "GET_FROM_STRING"
end
if ($itmethod == 3)
printf "GET_FROM_C_STRING"
end
if ($itmethod == 4)
printf "GET_FROM_IMAGE"
end
if ($itmethod == 5)
printf "GET_FROM_STRETCH"
end
if ($itmethod < 0 || $itmethod > 5)
output $itmethod
end
end
document pitmethod
Pretty print it->method given as first arg
end
# Print out iterator given as first arg
define pitx
set $it = $arg0
printf "cur=%d", $it->current.pos.charpos
if ($it->current.pos.charpos != $it->current.pos.bytepos)
printf "[%d]", $it->current.pos.bytepos
end
printf " pos=%d", $it->position.charpos
if ($it->position.charpos != $it->position.bytepos)
printf "[%d]", $it->position.bytepos
end
printf " start=%d", $it->start.pos.charpos
if ($it->start.pos.charpos != $it->start.pos.bytepos)
printf "[%d]", $it->start.pos.bytepos
end
printf " end=%d", $it->end_charpos
printf " stop=%d", $it->stop_charpos
printf " face=%d", $it->face_id
if ($it->multibyte_p)
printf " MB"
end
if ($it->header_line_p)
printf " HL"
end
if ($it->n_overlay_strings > 0)
printf " nov=%d", $it->n_overlay_strings
end
if ($it->sp != 0)
printf " sp=%d", $it->sp
end
# IT_CHARACTER
if ($it->what == 0)
if ($it->len == 1 && $it->c >= ' ' && it->c < 255)
printf " ch='%c'", $it->c
else
printf " ch=[%d,%d]", $it->c, $it->len
end
else
printf " "
# output $it->what
if ($it->what == 0)
printf "IT_CHARACTER"
end
if ($it->what == 1)
printf "IT_COMPOSITION"
end
if ($it->what == 2)
printf "IT_IMAGE"
end
if ($it->what == 3)
printf "IT_STRETCH"
end
if ($it->what == 4)
printf "IT_EOB"
end
if ($it->what == 5)
printf "IT_TRUNCATION"
end
if ($it->what == 6)
printf "IT_CONTINUATION"
end
if ($it->what < 0 || $it->what > 6)
output $it->what
end
end
if ($it->method != 0)
# !GET_FROM_BUFFER
printf " next="
pitmethod $it->method
if ($it->method == 2)
# GET_FROM_STRING
printf "[%d]", $it->current.string_pos.charpos
end
if ($it->method == 4)
# GET_FROM_IMAGE
printf "[%d]", $it->image_id
end
end
printf "\n"
if ($it->bidi_p)
printf "BIDI: base_stop=%d prev_stop=%d level=%d\n", $it->base_level_stop, $it->prev_stop, $it->bidi_it.resolved_level
end
if ($it->region_beg_charpos >= 0)
printf "reg=%d-%d ", $it->region_beg_charpos, $it->region_end_charpos
end
printf "vpos=%d hpos=%d", $it->vpos, $it->hpos,
printf " y=%d lvy=%d", $it->current_y, $it->last_visible_y
printf " x=%d vx=%d-%d", $it->current_x, $it->first_visible_x, $it->last_visible_x
printf " w=%d", $it->pixel_width
printf " a+d=%d+%d=%d", $it->ascent, $it->descent, $it->ascent+$it->descent
printf " max=%d+%d=%d", $it->max_ascent, $it->max_descent, $it->max_ascent+$it->max_descent
printf "\n"
set $i = 0
while ($i < $it->sp && $i < 4)
set $e = $it->stack[$i]
printf "stack[%d]: ", $i
pitmethod $e.method
printf "[%d]", $e.position.charpos
printf "\n"
set $i = $i + 1
end
end
document pitx
Pretty print a display iterator.
Take one arg, an iterator object or pointer.
end
define pit
pitx it
end
document pit
Pretty print the display iterator it.
end
define prowx
set $row = $arg0
printf "y=%d x=%d pwid=%d", $row->y, $row->x, $row->pixel_width
printf " a+d=%d+%d=%d", $row->ascent, $row->height-$row->ascent, $row->height
printf " phys=%d+%d=%d", $row->phys_ascent, $row->phys_height-$row->phys_ascent, $row->phys_height
printf " vis=%d\n", $row->visible_height
printf "used=(LMargin=%d,Text=%d,RMargin=%d) Hash=%d\n", $row->used[0], $row->used[1], $row->used[2], $row->hash
printf "start=%d end=%d", $row->start.pos.charpos, $row->end.pos.charpos
if ($row->enabled_p)
printf " ENA"
end
if ($row->displays_text_p)
printf " DISP"
end
if ($row->mode_line_p)
printf " MODEL"
end
if ($row->continued_p)
printf " CONT"
end
if ($row-> truncated_on_left_p)
printf " TRUNC:L"
end
if ($row-> truncated_on_right_p)
printf " TRUNC:R"
end
if ($row->starts_in_middle_of_char_p)
printf " STARTMID"
end
if ($row->ends_in_middle_of_char_p)
printf " ENDMID"
end
if ($row->ends_in_newline_from_string_p)
printf " ENDNLFS"
end
if ($row->ends_at_zv_p)
printf " ENDZV"
end
if ($row->overlapped_p)
printf " OLAPD"
end
if ($row->overlapping_p)
printf " OLAPNG"
end
printf "\n"
end
document prowx
Pretty print information about glyph_row.
Takes one argument, a row object or pointer.
end
define prow
prowx row
end
document prow
Pretty print information about glyph_row in row.
end
define pcursorx
set $cp = $arg0
printf "y=%d x=%d vpos=%d hpos=%d", $cp->y, $cp->x, $cp->vpos, $cp->hpos
end
document pcursorx
Pretty print a window cursor.
end
define pcursor
printf "output: "
pcursorx output_cursor
printf "\n"
end
document pcursor
Pretty print the output_cursor.
end
define pwinx
set $w = $arg0
if ($w->mini_p != Qnil)
printf "Mini "
end
printf "Window %d ", $int
xgetptr $w->buffer
set $tem = (struct buffer *) $ptr
xgetptr $tem->name_
printf "%s", ((struct Lisp_String *) $ptr)->data
printf "\n"
xgetptr $w->start
set $tem = (struct Lisp_Marker *) $ptr
printf "start=%d end:", $tem->charpos
if ($w->window_end_valid != Qnil)
xgetint $w->window_end_pos
printf "pos=%d", $int
xgetint $w->window_end_vpos
printf " vpos=%d", $int
else
printf "invalid"
end
printf " vscroll=%d", $w->vscroll
if ($w->force_start != Qnil)
printf " FORCE_START"
end
if ($w->must_be_updated_p)
printf " MUST_UPD"
end
printf "\n"
printf "cursor: "
pcursorx $w->cursor
printf " phys: "
pcursorx $w->phys_cursor
if ($w->phys_cursor_on_p)
printf " ON"
else
printf " OFF"
end
printf " blk="
if ($w->last_cursor_off_p != $w->cursor_off_p)
if ($w->last_cursor_off_p)
printf "ON->"
else
printf "OFF->"
end
end
if ($w->cursor_off_p)
printf "ON"
else
printf "OFF"
end
printf "\n"
end
document pwinx
Pretty print a window structure.
Takes one argument, a pointer to a window structure.
end
define pwin
pwinx w
end
document pwin
Pretty print window structure w.
end
define pbiditype
if ($arg0 == 0)
printf "UNDEF"
end
if ($arg0 == 1)
printf "L"
end
if ($arg0 == 2)
printf "R"
end
if ($arg0 == 3)
printf "EN"
end
if ($arg0 == 4)
printf "AN"
end
if ($arg0 == 5)
printf "BN"
end
if ($arg0 == 6)
printf "B"
end
if ($arg0 < 0 || $arg0 > 6)
printf "%d??", $arg0
end
end
document pbiditype
Print textual description of bidi type given as first argument.
end
define pgx
set $g = $arg0
# CHAR_GLYPH
if ($g.type == 0)
if ($g.u.ch >= ' ' && $g.u.ch < 127)
printf "CHAR[%c]", $g.u.ch
else
printf "CHAR[0x%x]", $g.u.ch
end
end
# COMPOSITE_GLYPH
if ($g.type == 1)
printf "COMP[%d (%d..%d)]", $g.u.cmp.id, $g.slice.cmp.from, $g.slice.cmp.to
end
# GLYPHLESS_GLYPH
if ($g.type == 2)
printf "GLYPHLESS["
if ($g.u.glyphless.method == 0)
printf "THIN]"
end
if ($g.u.glyphless.method == 1)
printf "EMPTY]"
end
if ($g.u.glyphless.method == 2)
printf "ACRO]"
end
if ($g.u.glyphless.method == 3)
printf "HEX]"
end
end
# IMAGE_GLYPH
if ($g.type == 3)
printf "IMAGE[%d]", $g.u.img_id
end
# STRETCH_GLYPH
if ($g.type == 4)
printf "STRETCH[%d+%d]", $g.u.stretch.height, $g.u.stretch.ascent
end
xgettype ($g.object)
if ($type == Lisp_String)
xgetptr $g.object
printf " str=0x%x[%d]", ((struct Lisp_String *)$ptr)->data, $g.charpos
else
printf " pos=%d", $g.charpos
end
# For characters, print their resolved level and bidi type
if ($g.type == 0)
printf " blev=%d,btyp=", $g.resolved_level
pbiditype $g.bidi_type
end
printf " w=%d a+d=%d+%d", $g.pixel_width, $g.ascent, $g.descent
# If not DEFAULT_FACE_ID
if ($g.face_id != 0)
printf " face=%d", $g.face_id
end
if ($g.voffset)
printf " vof=%d", $g.voffset
end
if ($g.multibyte_p)
printf " MB"
end
if ($g.padding_p)
printf " PAD"
end
if ($g.glyph_not_available_p)
printf " N/A"
end
if ($g.overlaps_vertically_p)
printf " OVL"
end
if ($g.avoid_cursor_p)
printf " AVOID"
end
if ($g.left_box_line_p)
printf " ["
end
if ($g.right_box_line_p)
printf " ]"
end
if ($g.slice.img.x || $g.slice.img.y || $g.slice.img.width || $g.slice.img.height)
printf " slice=%d,%d,%d,%d" ,$g.slice.img.x, $g.slice.img.y, $g.slice.img.width, $g.slice.img.height
end
printf "\n"
end
document pgx
Pretty print a glyph structure.
Takes one argument, a pointer to a glyph structure.
end
define pg
set $pgidx = 0
pgx glyph
end
document pg
Pretty print glyph structure glyph.
end
define pgi
set $pgidx = $arg0
pgx (&glyph[$pgidx])
end
document pgi
Pretty print glyph structure glyph[I].
Takes one argument, a integer I.
end
define pgn
set $pgidx = $pgidx + 1
pgx (&glyph[$pgidx])
end
document pgn
Pretty print next glyph structure.
end
define pgrowx
set $row = $arg0
set $area = 0
set $xofs = $row->x
while ($area < 3)
set $used = $row->used[$area]
if ($used > 0)
set $gl0 = $row->glyphs[$area]
set $pgidx = 0
printf "%s: %d glyphs\n", ($area == 0 ? "LEFT" : $area == 2 ? "RIGHT" : "TEXT"), $used
while ($pgidx < $used)
printf "%3d %4d: ", $pgidx, $xofs
pgx $gl0[$pgidx]
set $xofs = $xofs + $gl0[$pgidx]->pixel_width
set $pgidx = $pgidx + 1
end
end
set $area = $area + 1
end
end
document pgrowx
Pretty print all glyphs in a row structure.
Takes one argument, a pointer to a row structure.
end
define pgrow
pgrowx row
end
document pgrow
Pretty print all glyphs in row structure row.
end
define pgrowit
pgrowx it->glyph_row
end
document pgrowit
Pretty print all glyphs in it->glyph_row.
end
define prowlims
printf "edges=(%d,%d),enb=%d,r2l=%d,cont=%d,trunc=(%d,%d),at_zv=%d\n", $arg0->minpos.charpos, $arg0->maxpos.charpos, $arg0->enabled_p, $arg0->reversed_p, $arg0->continued_p, $arg0->truncated_on_left_p, $arg0->truncated_on_right_p, $arg0->ends_at_zv_p
end
document prowlims
Print important attributes of a glyph_row structure.
Takes one argument, a pointer to a glyph_row structure.
end
define pmtxrows
set $mtx = $arg0
set $gl = $mtx->rows
set $glend = $mtx->rows + $mtx->nrows - 1
set $i = 0
while ($gl < $glend)
printf "%d: ", $i
prowlims $gl
set $gl = $gl + 1
set $i = $i + 1
end
end
document pmtxrows
Print data about glyph rows in a glyph matrix.
Takes one argument, a pointer to a glyph_matrix structure.
end
define xtype
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,
a second line gives the more precise type.
end
define pvectype
set $size = ((struct Lisp_Vector *) $arg0)->header.size
if ($size & PSEUDOVECTOR_FLAG)
output (enum pvec_type) (($size & PVEC_TYPE_MASK) >> PSEUDOVECTOR_AREA_BITS)
else
output PVEC_NORMAL_VECTOR
end
echo \n
end
document pvectype
Print the subtype of vectorlike object.
Takes one argument, a pointer to an object.
end
define xvectype
xgetptr $
pvectype $ptr
end
document xvectype
Print the subtype of vectorlike object.
This command assumes that $ is a Lisp_Object.
end
define pvecsize
set $size = ((struct Lisp_Vector *) $arg0)->header.size
if ($size & PSEUDOVECTOR_FLAG)
output ($size & PSEUDOVECTOR_SIZE_MASK)
echo \n
output (($size & PSEUDOVECTOR_REST_MASK) >> PSEUDOVECTOR_SIZE_BITS)
else
output ($size & ~ARRAY_MARK_FLAG)
end
echo \n
end
document pvecsize
Print the size of vectorlike object.
Takes one argument, a pointer to an object.
end
define xvecsize
xgetptr $
pvecsize $ptr
end
document xvecsize
Print the size of $
This command assumes that $ is a Lisp_Object.
end
define xmisctype
xgetptr $
output (enum Lisp_Misc_Type) (((struct Lisp_Free *) $ptr)->type)
echo \n
end
document xmisctype
Assume that $ is some misc type and print its specific type.
end
define xint
xgetint $
print $int
end
document xint
Print $ as an Emacs Lisp integer. This gets the sign right.
end
define xptr
xgetptr $
print (void *) $ptr
end
document xptr
Print the pointer portion of an Emacs Lisp value in $.
end
define xmarker
xgetptr $
print (struct Lisp_Marker *) $ptr
end
document xmarker
Print $ as a marker pointer.
This command assumes that $ is an Emacs Lisp marker value.
end
define xoverlay
xgetptr $
print (struct Lisp_Overlay *) $ptr
end
document xoverlay
Print $ as a overlay pointer.
This command assumes that $ is an Emacs Lisp overlay value.
end
define xmiscfree
xgetptr $
print (struct Lisp_Free *) $ptr
end
document xmiscfree
Print $ as a misc free-cell pointer.
This command assumes that $ is an Emacs Lisp Misc value.
end
define xsymbol
set $sym = $
xgetptr $sym
print (struct Lisp_Symbol *) $ptr
xprintsym $sym
echo \n
end
document xsymbol
Print the name and address of the symbol $.
This command assumes that $ is an Emacs Lisp symbol value.
end
define xstring
xgetptr $
print (struct Lisp_String *) $ptr
xprintstr $
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
xgetptr $
print (struct Lisp_Vector *) $ptr
output ($->header.size > 50) ? 0 : ($->contents[0])@($->header.size & ~ARRAY_MARK_FLAG)
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
xgetptr $
print (struct Lisp_Process *) $ptr
output *$
echo \n
end
document xprocess
Print the address of the struct Lisp_process to which $ points.
This command assumes that $ is a Lisp_Object.
end
define xframe
xgetptr $
print (struct frame *) $ptr
xgetptr $->name
set $ptr = (struct Lisp_String *) $ptr
xprintstr $ptr
echo \n
end
document xframe
Print $ as a frame pointer.
This command assumes $ is an Emacs Lisp frame value.
end
define xcompiled
xgetptr $
print (struct Lisp_Vector *) $ptr
output ($->contents[0])@($->header.size & 0xff)
end
document xcompiled
Print $ as a compiled function pointer.
This command assumes that $ is an Emacs Lisp compiled value.
end
define xwindow
xgetptr $
print (struct window *) $ptr
set $window = (struct window *) $ptr
printf "%dx%d+%d+%d\n", $window->total_cols, $window->total_lines, $window->left_col, $window->top_line
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
xgetptr $
print (struct save_window_data *) $ptr
end
document xwinconfig
Print $ as a window configuration pointer.
This command assumes that $ is an Emacs Lisp window configuration value.
end
define xsubr
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
xgetptr $
print (struct Lisp_Char_Table *) $ptr
printf "Purpose: "
xprintsym $->purpose
printf " %d extra slots", ($->header.size & 0x1ff) - 68
echo \n
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 xsubchartable
xgetptr $
print (struct Lisp_Sub_Char_Table *) $ptr
xgetint $->depth
set $depth = $int
xgetint $->min_char
printf "Depth: %d, Min char: %d (0x%x)\n", $depth, $int, $int
end
document xsubchartable
Print the address of the sub-char-table $, its depth and min-char.
This command assumes that $ is an Emacs Lisp sub-char-table value.
end
define xboolvector
xgetptr $
print (struct Lisp_Bool_Vector *) $ptr
output ($->size > 256) ? 0 : ($->data[0])@(($->size + BOOL_VECTOR_BITS_PER_CHAR - 1)/ BOOL_VECTOR_BITS_PER_CHAR)
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
xgetptr $
print (struct buffer *) $ptr
xgetptr $->name_
output ((struct Lisp_String *) $ptr)->data
echo \n
end
document xbuffer
Set $ as a buffer pointer and the name of the buffer.
This command assumes $ is an Emacs Lisp buffer value.
end
define xhashtable
xgetptr $
print (struct Lisp_Hash_Table *) $ptr
end
document xhashtable
Set $ as a hash table pointer.
This command assumes that $ is an Emacs Lisp hash table value.
end
define xcons
xgetptr $
print (struct Lisp_Cons *) $ptr
output/x *$
echo \n
end
document xcons
Print the contents of $ as an Emacs Lisp cons.
end
define nextcons
p $.u.cdr
xcons
end
document nextcons
Print the contents of the next cell in a list.
This command assumes that the last thing you printed was a cons cell contents
(type struct Lisp_Cons) or a pointer to one.
end
define xcar
xgetptr $
xgettype $
print/x ($type == Lisp_Cons ? ((struct Lisp_Cons *) $ptr)->car : 0)
end
document xcar
Assume that $ is an Emacs Lisp pair and print its car.
end
define xcdr
xgetptr $
xgettype $
print/x ($type == Lisp_Cons ? ((struct Lisp_Cons *) $ptr)->u.cdr : 0)
end
document xcdr
Assume that $ is an Emacs Lisp pair and print its cdr.
end
define xlist
xgetptr $
set $cons = (struct Lisp_Cons *) $ptr
xgetptr Qnil
set $nil = $ptr
set $i = 0
while $cons != $nil && $i < 10
p/x $cons->car
xpr
xgetptr $cons->u.cdr
set $cons = (struct Lisp_Cons *) $ptr
set $i = $i + 1
printf "---\n"
end
if $cons == $nil
printf "nil\n"
else
printf "...\n"
p $ptr
end
end
document xlist
Print $ assuming it is a list.
end
define xfloat
xgetptr $
print ((struct Lisp_Float *) $ptr)->u.data
end
document xfloat
Print $ assuming it is a lisp floating-point number.
end
define xscrollbar
xgetptr $
print (struct scrollbar *) $ptr
output *$
echo \n
end
document xscrollbar
Print $ as a scrollbar pointer.
end
define xpr
xtype
if $type == Lisp_Int0 || $type == Lisp_Int1
xint
end
if $type == Lisp_Symbol
xsymbol
end
if $type == Lisp_String
xstring
end
if $type == Lisp_Cons
xcons
end
if $type == Lisp_Float
xfloat
end
if $type == Lisp_Misc
set $misc = (enum Lisp_Misc_Type) (((struct Lisp_Free *) $ptr)->type)
if $misc == Lisp_Misc_Free
xmiscfree
end
if $misc == Lisp_Misc_Marker
xmarker
end
if $misc == Lisp_Misc_Overlay
xoverlay
end
# if $misc == Lisp_Misc_Save_Value
# xsavevalue
# end
end
if $type == Lisp_Vectorlike
set $size = ((struct Lisp_Vector *) $ptr)->header.size
if ($size & PSEUDOVECTOR_FLAG)
set $vec = (enum pvec_type) (($size & PVEC_TYPE_MASK) >> PSEUDOVECTOR_AREA_BITS)
if $vec == PVEC_NORMAL_VECTOR
xvector
end
if $vec == PVEC_PROCESS
xprocess
end
if $vec == PVEC_FRAME
xframe
end
if $vec == PVEC_COMPILED
xcompiled
end
if $vec == PVEC_WINDOW
xwindow
end
if $vec == PVEC_WINDOW_CONFIGURATION
xwinconfig
end
if $vec == PVEC_SUBR
xsubr
end
if $vec == PVEC_CHAR_TABLE
xchartable
end
if $vec == PVEC_BOOL_VECTOR
xboolvector
end
if $vec == PVEC_BUFFER
xbuffer
end
if $vec == PVEC_HASH_TABLE
xhashtable
end
else
xvector
end
end
end
document xpr
Print $ as a lisp object of any type.
end
define xprintstr
set $data = (char *) $arg0->data
set $strsize = ($arg0->size_byte < 0) ? ($arg0->size & ~ARRAY_MARK_FLAG) : $arg0->size_byte
# GDB doesn't like zero repetition counts
if $strsize == 0
output ""
else
output ($arg0->size > 1000) ? 0 : ($data[0])@($strsize)
end
end
define xprintsym
xgetptr $arg0
set $sym = (struct Lisp_Symbol *) $ptr
xgetptr $sym->name
set $sym_name = (struct Lisp_String *) $ptr
xprintstr $sym_name
end
document xprintsym
Print argument as a symbol.
end
define xcoding
set $tmp = (struct Lisp_Hash_Table *) ((Vcoding_system_hash_table & VALMASK) | DATA_SEG_BITS)
set $tmp = (struct Lisp_Vector *) (($tmp->key_and_value & VALMASK) | 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) | DATA_SEG_BITS)
set $tmp = (struct Lisp_Vector *) (($tmp->key_and_value & VALMASK) | DATA_SEG_BITS)
p $tmp->contents[charset_table[$arg0].hash_index * 2]
pr
end
document xcharset
Print the name of charset that has ID (argument).
end
define xfontset
xgetptr $
set $tbl = (struct Lisp_Char_Table *) $ptr
print $tbl
xgetint $tbl->extras[0]
printf " ID:%d", $int
xgettype $tbl->extras[1]
xgetptr $tbl->extras[1]
if $type == Lisp_String
set $ptr = (struct Lisp_String *) $ptr
printf " Name:"
xprintstr $ptr
else
xgetptr $tbl->extras[2]
set $ptr = (struct Lisp_Char_Table *) $ptr
xgetptr $ptr->extras[1]
set $ptr = (struct Lisp_String *) $ptr
printf " Realized from:"
xprintstr $ptr
end
echo \n
end
define xfont
xgetptr $
set $size = (((struct Lisp_Vector *) $ptr)->header.size & 0x1FF)
if $size == FONT_SPEC_MAX
print (struct font_spec *) $ptr
else
if $size == FONT_ENTITY_MAX
print (struct font_entity *) $ptr
else
print (struct font *) $ptr
end
end
end
document xfont
Print $ assuming it is a list font (font-spec, font-entity, or font-object).
end
define xbacktrace
set $bt = backtrace_top ()
while backtrace_p ($bt)
set $fun = backtrace_function ($bt)
xgettype $fun
if $type == Lisp_Symbol
xprintsym $fun
printf " (0x%x)\n", backtrace_args ($bt)
else
xgetptr $fun
printf "0x%x ", $ptr
if $type == Lisp_Vectorlike
xgetptr $fun
set $size = ((struct Lisp_Vector *) $ptr)->header.size
if ($size & PSEUDOVECTOR_FLAG)
output (enum pvec_type) (($size & PVEC_TYPE_MASK) >> PSEUDOVECTOR_AREA_BITS)
else
output $size & ~ARRAY_MARK_FLAG
end
else
printf "Lisp type %d", $type
end
echo \n
end
set $bt = backtrace_next ($bt)
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 xprintbytestr
set $data = (char *) $arg0->data
set $bstrsize = ($arg0->size_byte < 0) ? ($arg0->size & ~ARRAY_MARK_FLAG) : $arg0->size_byte
printf "Bytecode: "
if $bstrsize > 0
output/u ($arg0->size > 1000) ? 0 : ($data[0])@($bvsize)
else
printf ""
end
end
document xprintbytestr
Print a string of byte code.
end
define xwhichsymbols
set $output_debug = print_output_debug_flag
set print_output_debug_flag = 0
call safe_debug_print (which_symbols ($arg0, $arg1))
set print_output_debug_flag = $output_debug
end
document xwhichsymbols
Print symbols which references a given lisp object
either as its symbol value or symbol function.
Call with two arguments: the lisp object and the
maximum number of symbols referencing it to produce.
end
define xbytecode
set $bt = byte_stack_list
while $bt
xgetptr $bt->byte_string
set $ptr = (struct Lisp_String *) $ptr
xprintbytestr $ptr
printf "\n0x%x => ", $bt->byte_string
xwhichsymbols $bt->byte_string 5
set $bt = $bt->next
end
end
document xbytecode
Print a backtrace of the byte code stack.
end
# Show Lisp backtrace after normal backtrace.
define hookpost-backtrace
set $bt = backtrace_top ()
if backtrace_p ($bt)
echo \n
echo Lisp Backtrace:\n
xbacktrace
end
end
# Flush display (X only)
define ff
set x_flush (0)
end
document ff
Flush pending X window display updates to screen.
Works only when an inferior emacs is executing.
end
set print pretty on
set print sevenbit-strings
show environment DISPLAY
show environment TERM
# When debugging, it is handy to be able to "return" from
# terminate_due_to_signal when an assertion failure is non-fatal.
break terminate_due_to_signal
# x_error_quitter is defined only on X. But window-system is set up
# only at run time, during Emacs startup, so we need to defer setting
# the breakpoint. init_sys_modes is the first function called on
# every platform after init_display, where window-system is set.
tbreak init_sys_modes
commands
silent
xgetptr globals.f_Vinitial_window_system
set $tem = (struct Lisp_Symbol *) $ptr
xgetptr $tem->name
set $tem = (struct Lisp_String *) $ptr
set $tem = (char *) $tem->data
# 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...
if $tem[0] == 'x' && $tem[1] == '\0'
break x_error_quitter
end
continue
end
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