1 # Copyright (C) 1992, 93, 94, 95, 96, 97, 1998, 2000, 01, 2004
2 # Free Software Foundation, Inc.
4 # This file is part of GNU Emacs.
6 # GNU Emacs is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2, or (at your option)
11 # GNU Emacs is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with GNU Emacs; see the file COPYING. If not, write to the
18 # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 # Boston, MA 02110-1301, USA.
21 # Force loading of symbols, enough to give us gdb_valbits etc.
24 # Find lwlib source files too.
26 #dir /gd/gnu/lesstif-0.89.9/lib/Xm
28 # Don't enter GDB when user types C-g to quit.
29 # This has one unfortunate effect: you can't type C-c
30 # at the GDB to stop Emacs, when using X.
31 # However, C-z works just as well in that case.
34 # Don't pass SIGALRM to Emacs. This makes problems when
38 # $valmask and $tagmask are mask values set up by the xreload macro below.
40 # Use $bugfix so that the value isn't a constant.
41 # Using a constant runs into GDB bugs sometimes.
44 set $ptr = (gdb_use_union ? $bugfix.u.val : $bugfix & $valmask) | gdb_data_seg_bits
49 set $int = gdb_use_union ? $bugfix.s.val : (gdb_use_lsb ? $bugfix : $bugfix << gdb_gctypebits) >> gdb_gctypebits
54 set $type = gdb_use_union ? $bugfix.s.type : (enum Lisp_Type) (gdb_use_lsb ? $bugfix & $tagmask : $bugfix >> gdb_valbits)
57 # Set up something to print out s-expressions.
62 Print the emacs s-expression which is $.
63 Works only when an inferior emacs is executing.
66 # Print out s-expressions
69 set debug_print ($tmp)
72 Print the argument as an emacs s-expression
73 Works only when an inferior emacs is executing.
76 # Print out current buffer point and boundaries
78 set $b = current_buffer
80 printf "BUF PT: %d", $b->pt
81 if ($b->pt != $b->pt_byte)
82 printf "[%d]", $b->pt_byte
84 printf " of 1..%d", $t->z
85 if ($t->z != $t->z_byte)
86 printf "[%d]", $t->z_byte
88 if ($b->begv != 1 || $b->zv != $t->z)
89 printf " NARROW=%d..%d", $b->begv, $b->zv
90 if ($b->begv != $b->begv_byte || $b->zv != $b->zv_byte)
91 printf " [%d..%d]", $b->begv_byte, $b->zv_byte
94 printf " GAP: %d", $t->gpt
95 if ($t->gpt != $t->gpt_byte)
96 printf "[%d]", $t->gpt_byte
98 printf " SZ=%d\n", $t->gap_size
101 Print point, beg, end, narrow, and gap for current buffer.
104 # Print out iterator given as first arg
107 printf "cur=%d", $it->current.pos.charpos
108 if ($it->current.pos.charpos != $it->current.pos.bytepos)
109 printf "[%d]", $it->current.pos.bytepos
111 printf " start=%d", $it->start.pos.charpos
112 if ($it->start.pos.charpos != $it->start.pos.bytepos)
113 printf "[%d]", $it->start.pos.bytepos
115 printf " end=%d", $it->end_charpos
116 printf " stop=%d", $it->stop_charpos
117 printf " face=%d", $it->face_id
118 if ($it->multibyte_p)
121 if ($it->header_line_p)
124 if ($it->n_overlay_strings > 0)
128 printf " sp=%d", $it->sp
130 if ($it->what == IT_CHARACTER)
131 if ($it->len == 1 && $it->c >= ' ' && it->c < 255)
132 printf "ch='%c'", $it->c
134 printf "ch=[%d,%d]", $it->c, $it->len
137 if ($it->what == IT_IMAGE)
138 printf "IMAGE=%d", $it->image_id
143 if ($it->method != GET_FROM_BUFFER)
148 if ($it->region_beg_charpos >= 0)
149 printf "reg=%d-%d ", $it->region_beg_charpos, $it->region_end_charpos
151 printf "vpos=%d hpos=%d", $it->vpos, $it->hpos,
152 printf " y=%d lvy=%d", $it->current_y, $it->last_visible_y
153 printf " x=%d vx=%d-%d", $it->current_x, $it->first_visible_x, $it->last_visible_x
154 printf " a+d=%d+%d=%d", $it->ascent, $it->descent, $it->ascent+$it->descent
155 printf " max=%d+%d=%d", $it->max_ascent, $it->max_descent, $it->max_ascent+$it->max_descent
159 Pretty print a display iterator.
160 Take one arg, an iterator object or pointer.
167 Pretty print the display iterator it.
172 printf "y=%d x=%d pwid=%d", $row->y, $row->x, $row->pixel_width
173 printf " a+d=%d+%d=%d", $row->ascent, $row->height-$row->ascent, $row->height
174 printf " phys=%d+%d=%d", $row->phys_ascent, $row->phys_height-$row->phys_ascent, $row->phys_height
175 printf " vis=%d", $row->visible_height
176 printf " L=%d T=%d R=%d", $row->used[0], $row->used[1], $row->used[2]
178 printf "start=%d end=%d", $row->start.pos.charpos, $row->end.pos.charpos
182 if ($row->displays_text_p)
185 if ($row->mode_line_p)
188 if ($row->continued_p)
191 if ($row-> truncated_on_left_p)
194 if ($row-> truncated_on_right_p)
197 if ($row->starts_in_middle_of_char_p)
200 if ($row->ends_in_middle_of_char_p)
203 if ($row->ends_in_newline_from_string_p)
206 if ($row->ends_at_zv_p)
209 if ($row->overlapped_p)
212 if ($row->overlapping_p)
218 Pretty print information about glyph_row.
219 Takes one argument, a row object or pointer.
226 Pretty print information about glyph_row in row.
232 printf "y=%d x=%d vpos=%d hpos=%d", $cp->y, $cp->x, $cp->vpos, $cp->hpos
235 Pretty print a window cursor
240 pcursorx output_cursor
244 Pretty print the output_cursor
249 xgetint $w->sequence_number
250 if ($w->mini_p != Qnil)
253 printf "Window %d ", $int
255 set $tem = (struct buffer *) $ptr
257 printf "%s", ((struct Lisp_String *) $ptr)->data
260 set $tem = (struct Lisp_Marker *) $ptr
261 printf "start=%d end:", $tem->charpos
262 if ($w->window_end_valid != Qnil)
263 xgetint $w->window_end_pos
264 printf "pos=%d", $int
265 xgetint $w->window_end_vpos
266 printf " vpos=%d", $int
270 printf " vscroll=%d", $w->vscroll
271 if ($w->force_start != Qnil)
272 printf " FORCE_START"
274 if ($w->must_be_updated_p)
281 pcursorx $w->phys_cursor
282 if ($w->phys_cursor_on_p)
288 if ($w->last_cursor_off_p != $w->cursor_off_p)
289 if ($w->last_cursor_off_p)
295 if ($w->cursor_off_p)
303 Pretty print a window structure.
304 Takes one argument, a pointer to a window structure
311 Pretty print window structure w.
319 if $type == Lisp_Misc
322 if $type == Lisp_Vectorlike
328 Print the type of $, assuming it is an Emacs Lisp value.
329 If the first type printed is Lisp_Vector or Lisp_Misc,
330 a second line gives the more precise type.
335 set $size = ((struct Lisp_Vector *) $ptr)->size
336 output ($size & PVEC_FLAG) ? (enum pvec_type) ($size & PVEC_TYPE_MASK) : $size & ~gdb_array_mark_flag
340 Print the size or vector subtype of $, assuming it is a vector or pseudovector.
345 output (enum Lisp_Misc_Type) (((struct Lisp_Free *) $ptr)->type)
349 Print the specific type of $, assuming it is some misc type.
357 Print $, assuming it is an Emacs Lisp integer. This gets the sign right.
365 Print the pointer portion of $, assuming it is an Emacs Lisp value.
370 print (struct Lisp_Marker *) $ptr
373 Print $ as a marker pointer, assuming it is an Emacs Lisp marker value.
378 print (struct Lisp_Overlay *) $ptr
381 Print $ as a overlay pointer, assuming it is an Emacs Lisp overlay value.
386 print (struct Lisp_Free *) $ptr
389 Print $ as a misc free-cell pointer, assuming it is an Emacs Lisp Misc value.
394 print (struct Lisp_Intfwd *) $ptr
397 Print $ as an integer forwarding pointer, assuming it is an Emacs Lisp Misc value.
402 print (struct Lisp_Boolfwd *) $ptr
405 Print $ as a boolean forwarding pointer, assuming it is an Emacs Lisp Misc value.
410 print (struct Lisp_Objfwd *) $ptr
413 Print $ as an object forwarding pointer, assuming it is an Emacs Lisp Misc value.
418 print (struct Lisp_Buffer_Objfwd *) $ptr
421 Print $ as a buffer-local object forwarding pointer, assuming it is an Emacs Lisp Misc value.
426 print (struct Lisp_Kboard_Objfwd *) $ptr
429 Print $ as a kboard-local object forwarding pointer, assuming it is an Emacs Lisp Misc value.
434 print (struct Lisp_Buffer_Local_Value *) $ptr
437 Print $ as a buffer-local-value pointer, assuming it is an Emacs Lisp Misc value.
443 print (struct Lisp_Symbol *) $ptr
448 Print the name and address of the symbol $.
449 This command assumes that $ is an Emacs Lisp symbol value.
454 print (struct Lisp_String *) $ptr
459 Print the contents and address of the string $.
460 This command assumes that $ is an Emacs Lisp string value.
465 print (struct Lisp_Vector *) $ptr
466 output ($->size > 50) ? 0 : ($->contents[0])@($->size & ~gdb_array_mark_flag)
470 Print the contents and address of the vector $.
471 This command assumes that $ is an Emacs Lisp vector value.
476 print (struct Lisp_Process *) $ptr
481 Print the address of the struct Lisp_process which the Lisp_Object $ points to.
486 print (struct frame *) $ptr
489 Print $ as a frame pointer, assuming it is an Emacs Lisp frame value.
494 print (struct Lisp_Vector *) $ptr
495 output ($->contents[0])@($->size & 0xff)
498 Print $ as a compiled function pointer, assuming it is an Emacs Lisp compiled value.
503 print (struct window *) $ptr
504 printf "%dx%d+%d+%d\n", $->width, $->height, $->left, $->top
507 Print $ as a window pointer, assuming it is an Emacs Lisp window value.
508 Print the window's position as "WIDTHxHEIGHT+LEFT+TOP".
513 print (struct save_window_data *) $ptr
516 Print $ as a window configuration pointer, assuming it is an Emacs Lisp window configuration value.
521 print (struct Lisp_Subr *) $ptr
526 Print the address of the subr which the Lisp_Object $ points to.
531 print (struct Lisp_Char_Table *) $ptr
534 printf " %d extra slots", ($->size & 0x1ff) - 388
538 Print the address of the char-table $, and its purpose.
539 This command assumes that $ is an Emacs Lisp char-table value.
544 print (struct Lisp_Bool_Vector *) $ptr
545 output ($->size > 256) ? 0 : ($->data[0])@((($->size & ~gdb_array_mark_flag) + 7)/ 8)
549 Print the contents and address of the bool-vector $.
550 This command assumes that $ is an Emacs Lisp bool-vector value.
555 print (struct buffer *) $ptr
557 output ((struct Lisp_String *) $ptr)->data
561 Set $ as a buffer pointer, assuming it is an Emacs Lisp buffer value.
562 Print the name of the buffer.
567 print (struct Lisp_Hash_Table *) $ptr
570 Set $ as a hash table pointer, assuming it is an Emacs Lisp hash table value.
575 print (struct Lisp_Cons *) $ptr
580 Print the contents of $, assuming it is an Emacs Lisp cons.
588 Print the contents of the next cell in a list.
589 This assumes that the last thing you printed was a cons cell contents
590 (type struct Lisp_Cons) or a pointer to one.
595 print/x ($type == Lisp_Cons ? ((struct Lisp_Cons *) $ptr)->car : 0)
598 Print the car of $, assuming it is an Emacs Lisp pair.
604 print/x ($type == Lisp_Cons ? ((struct Lisp_Cons *) $ptr)->cdr : 0)
607 Print the cdr of $, assuming it is an Emacs Lisp pair.
612 print ((struct Lisp_Float *) $ptr)->data
615 Print $ assuming it is a lisp floating-point number.
620 print (struct scrollbar *) $ptr
625 Print $ as a scrollbar pointer.
629 set $data = $arg0->data
630 output ($arg0->size > 1000) ? 0 : ($data[0])@($arg0->size_byte < 0 ? $arg0->size & ~gdb_array_mark_flag : $arg0->size_byte)
635 set $sym = (struct Lisp_Symbol *) $ptr
637 set $sym_name = (struct Lisp_String *) $ptr
641 Print argument as a symbol.
645 set $bt = backtrace_list
647 xgettype (*$bt->function)
648 if $type == Lisp_Symbol
649 xprintsym (*$bt->function)
652 printf "0x%x ", *$bt->function
653 if $type == Lisp_Vectorlike
654 xgetptr (*$bt->function)
655 set $size = ((struct Lisp_Vector *) $ptr)->size
656 output ($size & PVEC_FLAG) ? (enum pvec_type) ($size & PVEC_TYPE_MASK) : $size & ~gdb_array_mark_flag
658 printf "Lisp type %d", $type
666 Print a backtrace of Lisp function calls from backtrace_list.
667 Set a breakpoint at Fsignal and call this to see from where
668 an error was signaled.
672 set $tagmask = (((long)1 << gdb_gctypebits) - 1)
673 set $valmask = gdb_use_lsb ? ~($tagmask) : ((long)1 << gdb_valbits) - 1
676 When starting Emacs a second time in the same gdb session under
677 FreeBSD 2.2.5, gdb 4.13, $valmask have lost
678 their values. (The same happens on current (2000) versions of GNU/Linux
680 This function reloads them.
684 # Flush display (X only)
689 Flush pending X window display updates to screen.
690 Works only when an inferior emacs is executing.
698 # Call xreload if a new Emacs executable is loaded.
704 set print sevenbit-strings
706 show environment DISPLAY
707 show environment TERM
708 #set args -geometry 80x40+0+0
710 # Don't let abort actually run, as it will make
711 # stdio stop working and therefore the `pr' command above as well.
714 # If we are running in synchronous mode, we want a chance to look around
715 # before Emacs exits. Perhaps we should put the break somewhere else
717 break x_error_quitter
719 # arch-tag: 12f34321-7bfa-4240-b77a-3cd3a1696dfe