# 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.
+# $valmask and $tagmask are mask values set up by the xreload macro below.
+# Use $bugfix so that the value isn't a constant.
+# Using a constant runs into GDB bugs sometimes.
define xgetptr
- set $ptr = (gdb_use_union ? $arg0.u.val : $arg0 & $valmask) | gdb_data_seg_bits
+ set $bugfix = $arg0
+ set $ptr = (gdb_use_union ? $bugfix.u.val : $bugfix & $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
+ set $bugfix = $arg0
+ set $int = gdb_use_union ? $bugfix.s.val : (gdb_use_lsb ? $bugfix : $bugfix << 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)
+ set $bugfix = $arg0
+ set $type = gdb_use_union ? $bugfix.s.type : (enum Lisp_Type) (gdb_use_lsb ? $bugfix & $tagmask : $bugfix >> gdb_valbits)
end
# Set up something to print out s-expressions.
Works only when an inferior emacs is executing.
end
+# Print out s-expressions
+define pp
+ set $tmp = $arg0
+ set debug_print ($tmp)
+end
+document pp
+Print the argument as an emacs s-expression
+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 point, beg, end, narrow, and gap for current buffer.
+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 " start=%d", $it->start.pos.charpos
+ if ($it->start.pos.charpos != $it->start.pos.bytepos)
+ printf "[%d]", $it->start.pos.bytepos
+ end
+ printf " stop=%d ", $it->stop_charpos
+ output $it->what
+ if ($it->what == IT_CHARACTER)
+ if ($it->len == 1 && $it->c >= ' ' && it->c < 255)
+ printf "['%c']", $it->c
+ else
+ printf "[%d,%d]", $it->c, $it->len
+ end
+ end
+ printf " next="
+ output $it->method
+ printf "\n"
+ printf "vpos=%d hpos=%d", $it->vpos, $it->hpos,
+ printf " y=%d lvy=%d", $it->current_y, $it->last_visible_y
+ printf " x=%d lvx=%d", $it->current_x, $it->last_visible_x
+ 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"
+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", $row->visible_height
+ printf " L=%d T=%d R=%d", $row->used[0], $row->used[1], $row->used[2]
+ printf "\n"
+ 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
+ xgetint $w->sequence_number
+ if ($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 xtype
xgettype $
output $type
end
define xsymbol
- xgetptr $
+ set $sym = $
+ xgetptr $sym
print (struct Lisp_Symbol *) $ptr
- xprintsym $
+ xprintsym $sym
echo \n
end
document xsymbol
define xstring
xgetptr $
print (struct Lisp_String *) $ptr
- output ($->size > 1000) ? 0 : ($->data[0])@($->size_byte < 0 ? $->size & ~gdb_array_mark_flag : $->size_byte)
+ xprintstr $
echo \n
end
document xstring
Print $ as a scrollbar pointer.
end
+define xprintstr
+ set $data = $arg0->data
+ output ($arg0->size > 1000) ? 0 : ($data[0])@($arg0->size_byte < 0 ? $arg0->size & ~gdb_array_mark_flag : $arg0->size_byte)
+end
+
define xprintsym
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 & ~gdb_array_mark_flag : $sym_name->size_byte)
+ xprintstr $sym_name
end
document xprintsym
Print argument as a symbol.
end
xreload
+# 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
+
+
define hook-run
xreload
end