Commit | Line | Data |
---|---|---|
d284f58f | 1 | /* Terminal control module for terminals described by TERMCAP |
4a8130f2 | 2 | Copyright (C) 1985, 86, 87, 93, 94, 95, 98, 2000, 2001, 2002 |
d284f58f | 3 | Free Software Foundation, Inc. |
08a24c47 JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
7 | GNU Emacs is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
4746118a | 9 | the Free Software Foundation; either version 2, or (at your option) |
08a24c47 JB |
10 | any later version. |
11 | ||
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with GNU Emacs; see the file COPYING. If not, write to | |
3b7ad313 EN |
19 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
20 | Boston, MA 02111-1307, USA. */ | |
08a24c47 | 21 | |
d284f58f | 22 | /* New redisplay, TTY faces by Gerd Moellmann <gerd@gnu.org>. */ |
08a24c47 | 23 | |
565620a5 | 24 | #include <config.h> |
08a24c47 JB |
25 | #include <stdio.h> |
26 | #include <ctype.h> | |
a168702a | 27 | #include <string.h> |
7ee72033 | 28 | |
28d440ab KL |
29 | #include <sys/file.h> |
30 | ||
0c72d684 | 31 | #include <unistd.h> /* For isatty. */ |
03a1d6bd KL |
32 | #include <termio.h> /* For TIOCNOTTY. */ |
33 | ||
34 | #include <signal.h> | |
0c72d684 | 35 | |
9628b887 | 36 | #include "lisp.h" |
08a24c47 JB |
37 | #include "termchar.h" |
38 | #include "termopts.h" | |
a4decb7f KH |
39 | #include "charset.h" |
40 | #include "coding.h" | |
2538fae4 | 41 | #include "keyboard.h" |
ff11dfa1 | 42 | #include "frame.h" |
08a24c47 JB |
43 | #include "disptab.h" |
44 | #include "termhooks.h" | |
dfcf069d | 45 | #include "dispextern.h" |
a168702a | 46 | #include "window.h" |
8feddab4 | 47 | #include "keymap.h" |
03a1d6bd KL |
48 | #include "syssignal.h" |
49 | #include "systty.h" | |
a168702a | 50 | |
ff23e1dd GM |
51 | /* For now, don't try to include termcap.h. On some systems, |
52 | configure finds a non-standard termcap.h that the main build | |
53 | won't find. */ | |
54 | ||
55 | #if defined HAVE_TERMCAP_H && 0 | |
b0f61f15 | 56 | #include <termcap.h> |
46d1b2bc DL |
57 | #else |
58 | extern void tputs P_ ((const char *, int, int (*)(int))); | |
59 | extern int tgetent P_ ((char *, const char *)); | |
60 | extern int tgetflag P_ ((char *id)); | |
61 | extern int tgetnum P_ ((char *id)); | |
b0f61f15 GM |
62 | #endif |
63 | ||
eccec691 | 64 | #include "cm.h" |
dfcf069d AS |
65 | #ifdef HAVE_X_WINDOWS |
66 | #include "xterm.h" | |
67 | #endif | |
e0f712ba | 68 | #ifdef MAC_OS |
1a578e9b AC |
69 | #include "macterm.h" |
70 | #endif | |
c8951b18 | 71 | |
28d440ab KL |
72 | #ifndef O_RDWR |
73 | #define O_RDWR 2 | |
74 | #endif | |
75 | ||
0c72d684 KL |
76 | #ifndef O_NOCTTY |
77 | #define O_NOCTTY 0 | |
78 | #endif | |
79 | ||
a168702a GM |
80 | static void turn_on_face P_ ((struct frame *, int face_id)); |
81 | static void turn_off_face P_ ((struct frame *, int face_id)); | |
28d7d09f KL |
82 | static void tty_show_cursor P_ ((struct tty_display_info *)); |
83 | static void tty_hide_cursor P_ ((struct tty_display_info *)); | |
fca177d4 | 84 | |
3224dac1 | 85 | void delete_initial_display P_ ((struct display *)); |
428a555e KL |
86 | void create_tty_output P_ ((struct frame *)); |
87 | void delete_tty_output P_ ((struct frame *)); | |
a168702a | 88 | |
6548cf00 KL |
89 | #define OUTPUT(tty, a) \ |
90 | emacs_tputs ((tty), a, \ | |
91 | (int) (FRAME_LINES (XFRAME (selected_frame)) \ | |
92 | - curY (tty)), \ | |
93 | cmputc) | |
94 | ||
28d440ab KL |
95 | #define OUTPUT1(tty, a) emacs_tputs ((tty), a, 1, cmputc) |
96 | #define OUTPUTL(tty, a, lines) emacs_tputs ((tty), a, lines, cmputc) | |
a168702a | 97 | |
28d440ab | 98 | #define OUTPUT_IF(tty, a) \ |
6548cf00 KL |
99 | do { \ |
100 | if (a) \ | |
101 | emacs_tputs ((tty), a, \ | |
102 | (int) (FRAME_LINES (XFRAME (selected_frame)) \ | |
103 | - curY (tty) ), \ | |
104 | cmputc); \ | |
105 | } while (0) | |
177c0ea7 | 106 | |
28d440ab | 107 | #define OUTPUT1_IF(tty, a) do { if (a) emacs_tputs ((tty), a, 1, cmputc); } while (0) |
08a24c47 | 108 | |
f46c2aff KS |
109 | /* Display space properties */ |
110 | ||
111 | extern Lisp_Object Qspace, QCalign_to, QCwidth; | |
112 | ||
c291d9ef | 113 | /* Function to use to ring the bell. */ |
a168702a | 114 | |
c291d9ef RS |
115 | Lisp_Object Vring_bell_function; |
116 | ||
0b0d3e0b | 117 | /* Functions to call after deleting a tty. */ |
4d553a13 KL |
118 | Lisp_Object Vdelete_tty_after_functions; |
119 | ||
0b0d3e0b KL |
120 | /* Functions to call after suspending a tty. */ |
121 | Lisp_Object Vsuspend_tty_functions; | |
122 | ||
123 | /* Functions to call after resuming a tty. */ | |
124 | Lisp_Object Vresume_tty_functions; | |
125 | ||
428a555e KL |
126 | /* Chain of all displays currently in use. */ |
127 | struct display *display_list; | |
28d440ab | 128 | |
3224dac1 KL |
129 | /* The initial display device, created by initial_term_init. */ |
130 | struct display *initial_display; | |
131 | ||
428a555e | 132 | /* Chain of all tty device parameters. */ |
28d7d09f | 133 | struct tty_display_info *tty_list; |
08a24c47 | 134 | |
fca177d4 KL |
135 | /* Nonzero means no need to redraw the entire frame on resuming a |
136 | suspended Emacs. This is useful on terminals with multiple | |
137 | pages, where one page is used for Emacs and another for all | |
138 | else. */ | |
08a24c47 | 139 | int no_redraw_on_reenter; |
819b8f00 KL |
140 | |
141 | Lisp_Object Qframe_tty_name, Qframe_tty_type; | |
142 | ||
20a558dc | 143 | |
4e6ba4a4 GM |
144 | |
145 | /* Meaning of bits in no_color_video. Each bit set means that the | |
146 | corresponding attribute cannot be combined with colors. */ | |
147 | ||
148 | enum no_color_bit | |
149 | { | |
150 | NC_STANDOUT = 1 << 0, | |
151 | NC_UNDERLINE = 1 << 1, | |
152 | NC_REVERSE = 1 << 2, | |
153 | NC_BLINK = 1 << 3, | |
154 | NC_DIM = 1 << 4, | |
155 | NC_BOLD = 1 << 5, | |
156 | NC_INVIS = 1 << 6, | |
157 | NC_PROTECT = 1 << 7, | |
158 | NC_ALT_CHARSET = 1 << 8 | |
159 | }; | |
160 | ||
08a24c47 JB |
161 | /* internal state */ |
162 | ||
8dd0c7cb | 163 | /* The largest frame width in any call to calculate_costs. */ |
a168702a | 164 | |
9882535b | 165 | int max_frame_cols; |
a168702a | 166 | |
8dd0c7cb | 167 | /* The largest frame height in any call to calculate_costs. */ |
a168702a | 168 | |
9882535b | 169 | int max_frame_lines; |
8dd0c7cb | 170 | |
ff11dfa1 | 171 | /* Frame currently being redisplayed; 0 if not currently redisplaying. |
08a24c47 JB |
172 | (Direct output does not count). */ |
173 | ||
ff11dfa1 | 174 | FRAME_PTR updating_frame; |
08a24c47 | 175 | |
0c72d684 KL |
176 | /* Non-zero if we have dropped our controlling tty and therefore |
177 | should not open a frame on stdout. */ | |
178 | static int no_controlling_tty; | |
179 | ||
07c57952 | 180 | /* Provided for lisp packages. */ |
a168702a | 181 | |
07c57952 KH |
182 | static int system_uses_terminfo; |
183 | ||
08a24c47 | 184 | char *tparam (); |
e4bfb3b6 RS |
185 | |
186 | extern char *tgetstr (); | |
08a24c47 | 187 | \f |
cb28b9c2 | 188 | |
1a89b7c6 AI |
189 | #ifdef WINDOWSNT |
190 | /* We aren't X windows, but we aren't termcap either. This makes me | |
191 | uncertain as to what value to use for frame.output_method. For | |
192 | this file, we'll define FRAME_TERMCAP_P to be zero so that our | |
193 | output hooks get called instead of the termcap functions. Probably | |
194 | the best long-term solution is to define an output_windows_nt... */ | |
195 | ||
196 | #undef FRAME_TERMCAP_P | |
197 | #define FRAME_TERMCAP_P(_f_) 0 | |
198 | #endif /* WINDOWSNT */ | |
199 | ||
dfcf069d | 200 | void |
08a24c47 JB |
201 | ring_bell () |
202 | { | |
4ca927b4 | 203 | struct frame *f = XFRAME (selected_frame); |
6548cf00 | 204 | |
d284f58f | 205 | if (!NILP (Vring_bell_function)) |
c291d9ef RS |
206 | { |
207 | Lisp_Object function; | |
208 | ||
209 | /* Temporarily set the global variable to nil | |
210 | so that if we get an error, it stays nil | |
211 | and we don't call it over and over. | |
212 | ||
213 | We don't specbind it, because that would carefully | |
214 | restore the bad value if there's an error | |
215 | and make the loop of errors happen anyway. */ | |
177c0ea7 | 216 | |
c291d9ef RS |
217 | function = Vring_bell_function; |
218 | Vring_bell_function = Qnil; | |
219 | ||
220 | call0 (function); | |
221 | ||
222 | Vring_bell_function = function; | |
08a24c47 | 223 | } |
428a555e KL |
224 | else if (FRAME_DISPLAY (f)->ring_bell_hook) |
225 | (*FRAME_DISPLAY (f)->ring_bell_hook) (); | |
08a24c47 JB |
226 | } |
227 | ||
da8e1115 KL |
228 | /* Ring the bell on a tty. */ |
229 | ||
3224dac1 KL |
230 | void |
231 | tty_ring_bell () | |
232 | { | |
4ca927b4 | 233 | struct frame *f = XFRAME (selected_frame); |
3224dac1 KL |
234 | struct tty_display_info *tty = FRAME_TTY (f); |
235 | ||
236 | OUTPUT (tty, (tty->TS_visible_bell && visible_bell | |
237 | ? tty->TS_visible_bell | |
238 | : tty->TS_bell)); | |
239 | } | |
240 | ||
da8e1115 KL |
241 | /* Set up termcap modes for Emacs. */ |
242 | ||
243 | void | |
244 | tty_set_terminal_modes (struct display *display) | |
fca177d4 | 245 | { |
3224dac1 KL |
246 | struct tty_display_info *tty = display->display_info.tty; |
247 | ||
0b0d3e0b KL |
248 | if (tty->output) |
249 | { | |
250 | OUTPUT_IF (tty, tty->TS_termcap_modes); | |
251 | OUTPUT_IF (tty, tty->TS_cursor_visible); | |
252 | OUTPUT_IF (tty, tty->TS_keypad_mode); | |
253 | losecursor (tty); | |
254 | } | |
fca177d4 KL |
255 | } |
256 | ||
da8e1115 KL |
257 | /* Reset termcap modes before exiting Emacs. */ |
258 | ||
259 | void | |
260 | tty_reset_terminal_modes (struct display *display) | |
fca177d4 | 261 | { |
3224dac1 | 262 | struct tty_display_info *tty = display->display_info.tty; |
0b0d3e0b KL |
263 | |
264 | if (tty->output) | |
265 | { | |
266 | turn_off_highlight (tty); | |
267 | turn_off_insert (tty); | |
268 | OUTPUT_IF (tty, tty->TS_end_keypad_mode); | |
269 | OUTPUT_IF (tty, tty->TS_cursor_normal); | |
270 | OUTPUT_IF (tty, tty->TS_end_termcap_modes); | |
271 | OUTPUT_IF (tty, tty->TS_orig_pair); | |
272 | /* Output raw CR so kernel can track the cursor hpos. */ | |
273 | current_tty = tty; | |
274 | cmputc ('\r'); | |
275 | } | |
fca177d4 KL |
276 | } |
277 | ||
dfcf069d | 278 | void |
ff11dfa1 | 279 | update_begin (f) |
d284f58f | 280 | struct frame *f; |
08a24c47 | 281 | { |
ff11dfa1 | 282 | updating_frame = f; |
428a555e KL |
283 | if (FRAME_DISPLAY (f)->update_begin_hook) |
284 | (*FRAME_DISPLAY (f)->update_begin_hook) (f); | |
08a24c47 JB |
285 | } |
286 | ||
dfcf069d | 287 | void |
ff11dfa1 | 288 | update_end (f) |
d284f58f | 289 | struct frame *f; |
08a24c47 | 290 | { |
428a555e KL |
291 | if (FRAME_DISPLAY (f)->update_end_hook) |
292 | (*FRAME_DISPLAY (f)->update_end_hook) (f); | |
d284f58f | 293 | updating_frame = NULL; |
08a24c47 JB |
294 | } |
295 | ||
da8e1115 KL |
296 | /* Flag the end of a display update on a termcap display. */ |
297 | ||
3224dac1 KL |
298 | void |
299 | tty_update_end (struct frame *f) | |
300 | { | |
301 | struct tty_display_info *tty = FRAME_TTY (f); | |
302 | ||
303 | if (!XWINDOW (selected_window)->cursor_off_p) | |
304 | tty_show_cursor (tty); | |
305 | turn_off_insert (tty); | |
306 | background_highlight (tty); | |
307 | } | |
308 | ||
da8e1115 KL |
309 | /* Specify how many text lines, from the top of the window, |
310 | should be affected by insert-lines and delete-lines operations. | |
311 | This, and those operations, are used only within an update | |
312 | that is bounded by calls to update_begin and update_end. */ | |
313 | ||
dfcf069d | 314 | void |
08a24c47 JB |
315 | set_terminal_window (size) |
316 | int size; | |
317 | { | |
c3b4957f | 318 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 | 319 | |
428a555e KL |
320 | if (FRAME_DISPLAY (f)->set_terminal_window_hook) |
321 | (*FRAME_DISPLAY (f)->set_terminal_window_hook) (size); | |
3224dac1 KL |
322 | } |
323 | ||
da8e1115 KL |
324 | /* The implementation of set_terminal_window for termcap frames. */ |
325 | ||
3224dac1 KL |
326 | void |
327 | tty_set_terminal_window (int size) | |
328 | { | |
c3b4957f | 329 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
330 | |
331 | struct tty_display_info *tty = FRAME_TTY (f); | |
332 | ||
333 | tty->specified_window = size ? size : FRAME_LINES (f); | |
334 | if (FRAME_SCROLL_REGION_OK (f)) | |
335 | set_scroll_region (0, tty->specified_window); | |
08a24c47 JB |
336 | } |
337 | ||
dfcf069d | 338 | void |
08a24c47 JB |
339 | set_scroll_region (start, stop) |
340 | int start, stop; | |
341 | { | |
342 | char *buf; | |
c3b4957f | 343 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 | 344 | |
28d7d09f | 345 | struct tty_display_info *tty = FRAME_TTY (f); |
177c0ea7 | 346 | |
fca177d4 KL |
347 | if (tty->TS_set_scroll_region) |
348 | buf = tparam (tty->TS_set_scroll_region, 0, 0, start, stop - 1); | |
349 | else if (tty->TS_set_scroll_region_1) | |
350 | buf = tparam (tty->TS_set_scroll_region_1, 0, 0, | |
ed02974b KL |
351 | FRAME_LINES (f), start, |
352 | FRAME_LINES (f) - stop, | |
353 | FRAME_LINES (f)); | |
08a24c47 | 354 | else |
fca177d4 | 355 | buf = tparam (tty->TS_set_window, 0, 0, start, 0, stop, FRAME_COLS (f)); |
177c0ea7 | 356 | |
6548cf00 | 357 | OUTPUT (tty, buf); |
9ac0d9e0 | 358 | xfree (buf); |
6548cf00 | 359 | losecursor (tty); |
08a24c47 | 360 | } |
d284f58f | 361 | |
08a24c47 | 362 | \f |
d284f58f | 363 | static void |
28d7d09f | 364 | turn_on_insert (struct tty_display_info *tty) |
08a24c47 | 365 | { |
fca177d4 KL |
366 | if (!tty->insert_mode) |
367 | OUTPUT (tty, tty->TS_insert_mode); | |
368 | tty->insert_mode = 1; | |
08a24c47 JB |
369 | } |
370 | ||
dfcf069d | 371 | void |
28d7d09f | 372 | turn_off_insert (struct tty_display_info *tty) |
08a24c47 | 373 | { |
fca177d4 KL |
374 | if (tty->insert_mode) |
375 | OUTPUT (tty, tty->TS_end_insert_mode); | |
376 | tty->insert_mode = 0; | |
08a24c47 JB |
377 | } |
378 | \f | |
54800acb | 379 | /* Handle highlighting. */ |
08a24c47 | 380 | |
dfcf069d | 381 | void |
28d7d09f | 382 | turn_off_highlight (struct tty_display_info *tty) |
08a24c47 | 383 | { |
fca177d4 KL |
384 | if (tty->standout_mode) |
385 | OUTPUT_IF (tty, tty->TS_end_standout_mode); | |
386 | tty->standout_mode = 0; | |
08a24c47 JB |
387 | } |
388 | ||
d284f58f | 389 | static void |
28d7d09f | 390 | turn_on_highlight (struct tty_display_info *tty) |
08a24c47 | 391 | { |
fca177d4 KL |
392 | if (!tty->standout_mode) |
393 | OUTPUT_IF (tty, tty->TS_standout_mode); | |
394 | tty->standout_mode = 1; | |
08a24c47 JB |
395 | } |
396 | ||
86a7d192 | 397 | static void |
28d7d09f | 398 | toggle_highlight (struct tty_display_info *tty) |
86a7d192 | 399 | { |
fca177d4 KL |
400 | if (tty->standout_mode) |
401 | turn_off_highlight (tty); | |
86a7d192 | 402 | else |
fca177d4 | 403 | turn_on_highlight (tty); |
86a7d192 GM |
404 | } |
405 | ||
a168702a GM |
406 | |
407 | /* Make cursor invisible. */ | |
408 | ||
409 | static void | |
28d7d09f | 410 | tty_hide_cursor (struct tty_display_info *tty) |
a168702a | 411 | { |
fca177d4 | 412 | if (tty->cursor_hidden == 0) |
d284f58f | 413 | { |
fca177d4 KL |
414 | tty->cursor_hidden = 1; |
415 | OUTPUT_IF (tty, tty->TS_cursor_invisible); | |
d284f58f | 416 | } |
a168702a GM |
417 | } |
418 | ||
419 | ||
420 | /* Ensure that cursor is visible. */ | |
421 | ||
422 | static void | |
28d7d09f | 423 | tty_show_cursor (struct tty_display_info *tty) |
a168702a | 424 | { |
fca177d4 | 425 | if (tty->cursor_hidden) |
d284f58f | 426 | { |
fca177d4 KL |
427 | tty->cursor_hidden = 0; |
428 | OUTPUT_IF (tty, tty->TS_cursor_normal); | |
429 | OUTPUT_IF (tty, tty->TS_cursor_visible); | |
d284f58f | 430 | } |
a168702a GM |
431 | } |
432 | ||
433 | ||
08a24c47 JB |
434 | /* Set standout mode to the state it should be in for |
435 | empty space inside windows. What this is, | |
436 | depends on the user option inverse-video. */ | |
437 | ||
dfcf069d | 438 | void |
28d7d09f | 439 | background_highlight (struct tty_display_info *tty) |
08a24c47 | 440 | { |
08a24c47 | 441 | if (inverse_video) |
fca177d4 | 442 | turn_on_highlight (tty); |
08a24c47 | 443 | else |
fca177d4 | 444 | turn_off_highlight (tty); |
08a24c47 JB |
445 | } |
446 | ||
447 | /* Set standout mode to the mode specified for the text to be output. */ | |
448 | ||
dfcf069d | 449 | static void |
28d7d09f | 450 | highlight_if_desired (struct tty_display_info *tty) |
08a24c47 | 451 | { |
8ede64a5 | 452 | if (inverse_video) |
fca177d4 | 453 | turn_on_highlight (tty); |
8ede64a5 | 454 | else |
fca177d4 | 455 | turn_off_highlight (tty); |
08a24c47 JB |
456 | } |
457 | \f | |
458 | ||
a168702a GM |
459 | /* Move cursor to row/column position VPOS/HPOS. HPOS/VPOS are |
460 | frame-relative coordinates. */ | |
08a24c47 | 461 | |
dfcf069d | 462 | void |
a168702a GM |
463 | cursor_to (vpos, hpos) |
464 | int vpos, hpos; | |
08a24c47 | 465 | { |
c3b4957f | 466 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
daf01701 | 467 | |
428a555e | 468 | if (FRAME_DISPLAY (f)->cursor_to_hook) |
3224dac1 KL |
469 | (*FRAME_DISPLAY (f)->cursor_to_hook) (vpos, hpos); |
470 | } | |
08a24c47 | 471 | |
3224dac1 KL |
472 | void |
473 | tty_cursor_to (int vpos, int hpos) | |
474 | { | |
c3b4957f | 475 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
476 | |
477 | struct tty_display_info *tty = FRAME_TTY (f); | |
6548cf00 | 478 | |
36cae867 KH |
479 | /* Detect the case where we are called from reset_sys_modes |
480 | and the costs have never been calculated. Do nothing. */ | |
fca177d4 | 481 | if (! tty->costs_set) |
36cae867 KH |
482 | return; |
483 | ||
6548cf00 KL |
484 | if (curY (tty) == vpos |
485 | && curX (tty) == hpos) | |
08a24c47 | 486 | return; |
fca177d4 KL |
487 | if (!tty->TF_standout_motion) |
488 | background_highlight (tty); | |
489 | if (!tty->TF_insmode_motion) | |
490 | turn_off_insert (tty); | |
6548cf00 | 491 | cmgoto (tty, vpos, hpos); |
08a24c47 JB |
492 | } |
493 | ||
494 | /* Similar but don't take any account of the wasted characters. */ | |
495 | ||
dfcf069d | 496 | void |
08a24c47 | 497 | raw_cursor_to (row, col) |
4746118a | 498 | int row, col; |
08a24c47 | 499 | { |
c3b4957f | 500 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 | 501 | |
428a555e | 502 | if (FRAME_DISPLAY (f)->raw_cursor_to_hook) |
3224dac1 KL |
503 | (*FRAME_DISPLAY (f)->raw_cursor_to_hook) (row, col); |
504 | } | |
505 | ||
506 | void | |
507 | tty_raw_cursor_to (int row, int col) | |
508 | { | |
c3b4957f | 509 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
510 | |
511 | struct tty_display_info *tty = FRAME_TTY (f); | |
512 | ||
6548cf00 KL |
513 | if (curY (tty) == row |
514 | && curX (tty) == col) | |
08a24c47 | 515 | return; |
fca177d4 KL |
516 | if (!tty->TF_standout_motion) |
517 | background_highlight (tty); | |
518 | if (!tty->TF_insmode_motion) | |
519 | turn_off_insert (tty); | |
6548cf00 | 520 | cmgoto (tty, row, col); |
08a24c47 JB |
521 | } |
522 | \f | |
523 | /* Erase operations */ | |
524 | ||
da8e1115 | 525 | /* Clear from cursor to end of frame. */ |
dfcf069d | 526 | void |
08a24c47 JB |
527 | clear_to_end () |
528 | { | |
c3b4957f | 529 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
daf01701 | 530 | |
428a555e | 531 | if (FRAME_DISPLAY (f)->clear_to_end_hook) |
3224dac1 KL |
532 | (*FRAME_DISPLAY (f)->clear_to_end_hook) (); |
533 | } | |
534 | ||
da8e1115 KL |
535 | /* Clear from cursor to end of frame on a termcap device. */ |
536 | ||
3224dac1 KL |
537 | void |
538 | tty_clear_to_end (void) | |
539 | { | |
540 | register int i; | |
c3b4957f | 541 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
542 | struct tty_display_info *tty = FRAME_TTY (f); |
543 | ||
fca177d4 | 544 | if (tty->TS_clr_to_bottom) |
08a24c47 | 545 | { |
fca177d4 KL |
546 | background_highlight (tty); |
547 | OUTPUT (tty, tty->TS_clr_to_bottom); | |
08a24c47 JB |
548 | } |
549 | else | |
550 | { | |
6548cf00 | 551 | for (i = curY (tty); i < FRAME_LINES (f); i++) |
08a24c47 JB |
552 | { |
553 | cursor_to (i, 0); | |
ed02974b | 554 | clear_end_of_line (FRAME_COLS (f)); |
08a24c47 JB |
555 | } |
556 | } | |
557 | } | |
558 | ||
ff11dfa1 | 559 | /* Clear entire frame */ |
08a24c47 | 560 | |
dfcf069d | 561 | void |
ff11dfa1 | 562 | clear_frame () |
08a24c47 | 563 | { |
6548cf00 | 564 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
daf01701 | 565 | |
428a555e | 566 | if (FRAME_DISPLAY (f)->clear_frame_hook) |
3224dac1 KL |
567 | (*FRAME_DISPLAY (f)->clear_frame_hook) (); |
568 | } | |
569 | ||
da8e1115 KL |
570 | /* Clear an entire termcap frame. */ |
571 | ||
3224dac1 KL |
572 | void |
573 | tty_clear_frame () | |
574 | { | |
c3b4957f | 575 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
576 | |
577 | struct tty_display_info *tty = FRAME_TTY (f); | |
578 | ||
fca177d4 | 579 | if (tty->TS_clr_frame) |
08a24c47 | 580 | { |
fca177d4 KL |
581 | background_highlight (tty); |
582 | OUTPUT (tty, tty->TS_clr_frame); | |
6548cf00 | 583 | cmat (tty, 0, 0); |
08a24c47 JB |
584 | } |
585 | else | |
586 | { | |
587 | cursor_to (0, 0); | |
588 | clear_to_end (); | |
589 | } | |
590 | } | |
591 | ||
08a24c47 JB |
592 | /* Clear from cursor to end of line. |
593 | Assume that the line is already clear starting at column first_unused_hpos. | |
08a24c47 JB |
594 | |
595 | Note that the cursor may be moved, on terminals lacking a `ce' string. */ | |
596 | ||
dfcf069d | 597 | void |
8ede64a5 | 598 | clear_end_of_line (first_unused_hpos) |
08a24c47 JB |
599 | int first_unused_hpos; |
600 | { | |
c3b4957f | 601 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
daf01701 | 602 | |
428a555e | 603 | if (FRAME_DISPLAY (f)->clear_end_of_line_hook) |
3224dac1 | 604 | (*FRAME_DISPLAY (f)->clear_end_of_line_hook) (first_unused_hpos); |
0a125897 | 605 | } |
6548cf00 | 606 | |
da8e1115 KL |
607 | /* An implementation of clear_end_of_line for termcap frames. |
608 | ||
609 | Note that the cursor may be moved, on terminals lacking a `ce' string. */ | |
610 | ||
0a125897 | 611 | void |
3224dac1 | 612 | tty_clear_end_of_line (int first_unused_hpos) |
0a125897 KL |
613 | { |
614 | register int i; | |
c3b4957f | 615 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
616 | struct tty_display_info *tty = FRAME_TTY (f); |
617 | ||
36cae867 KH |
618 | /* Detect the case where we are called from reset_sys_modes |
619 | and the costs have never been calculated. Do nothing. */ | |
fca177d4 | 620 | if (! tty->costs_set) |
36cae867 KH |
621 | return; |
622 | ||
6548cf00 | 623 | if (curX (tty) >= first_unused_hpos) |
08a24c47 | 624 | return; |
fca177d4 KL |
625 | background_highlight (tty); |
626 | if (tty->TS_clr_line) | |
08a24c47 | 627 | { |
fca177d4 | 628 | OUTPUT1 (tty, tty->TS_clr_line); |
08a24c47 JB |
629 | } |
630 | else | |
631 | { /* have to do it the hard way */ | |
fca177d4 | 632 | turn_off_insert (tty); |
08a24c47 | 633 | |
a168702a | 634 | /* Do not write in last row last col with Auto-wrap on. */ |
6548cf00 | 635 | if (AutoWrap (tty) |
0a125897 KL |
636 | && curY (tty) == FrameRows (tty) - 1 |
637 | && first_unused_hpos == FrameCols (tty)) | |
08a24c47 JB |
638 | first_unused_hpos--; |
639 | ||
6548cf00 | 640 | for (i = curX (tty); i < first_unused_hpos; i++) |
08a24c47 | 641 | { |
0b0d3e0b KL |
642 | if (tty->termscript) |
643 | fputc (' ', tty->termscript); | |
644 | fputc (' ', tty->output); | |
08a24c47 | 645 | } |
6548cf00 | 646 | cmplus (tty, first_unused_hpos - curX (tty)); |
08a24c47 JB |
647 | } |
648 | } | |
649 | \f | |
a4decb7f KH |
650 | /* Encode SRC_LEN glyphs starting at SRC to terminal output codes and |
651 | store them at DST. Do not write more than DST_LEN bytes. That may | |
652 | require stopping before all SRC_LEN input glyphs have been | |
653 | converted. | |
654 | ||
655 | We store the number of glyphs actually converted in *CONSUMED. The | |
656 | return value is the number of bytes store in DST. */ | |
657 | ||
658 | int | |
659 | encode_terminal_code (src, dst, src_len, dst_len, consumed) | |
a168702a | 660 | struct glyph *src; |
a4decb7f KH |
661 | int src_len; |
662 | unsigned char *dst; | |
663 | int dst_len, *consumed; | |
664 | { | |
a168702a | 665 | struct glyph *src_start = src, *src_end = src + src_len; |
a4decb7f | 666 | unsigned char *dst_start = dst, *dst_end = dst + dst_len; |
085d5908 | 667 | register GLYPH g; |
405ea71c KR |
668 | unsigned char workbuf[MAX_MULTIBYTE_LENGTH]; |
669 | const unsigned char *buf; | |
6589fd67 | 670 | int len; |
a4decb7f KH |
671 | register int tlen = GLYPH_TABLE_LENGTH; |
672 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
f3ac545f | 673 | int result; |
6589fd67 KH |
674 | struct coding_system *coding; |
675 | ||
1ac0700a KH |
676 | /* If terminal_coding does any conversion, use it, otherwise use |
677 | safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here | |
678 | because it always return 1 if the member src_multibyte is 1. */ | |
679 | coding = (terminal_coding.common_flags & CODING_REQUIRE_ENCODING_MASK | |
6589fd67 KH |
680 | ? &terminal_coding |
681 | : &safe_terminal_coding); | |
a4decb7f KH |
682 | |
683 | while (src < src_end) | |
684 | { | |
a4decb7f | 685 | /* We must skip glyphs to be padded for a wide character. */ |
a168702a | 686 | if (! CHAR_GLYPH_PADDING_P (*src)) |
a4decb7f | 687 | { |
32de38e4 KH |
688 | g = GLYPH_FROM_CHAR_GLYPH (src[0]); |
689 | ||
690 | if (g < 0 || g >= tlen) | |
085d5908 | 691 | { |
32de38e4 KH |
692 | /* This glyph doesn't has an entry in Vglyph_table. */ |
693 | if (! CHAR_VALID_P (src->u.ch, 0)) | |
694 | { | |
695 | len = 1; | |
696 | buf = " "; | |
f2ba40be | 697 | coding->src_multibyte = 0; |
32de38e4 KH |
698 | } |
699 | else | |
700 | { | |
701 | len = CHAR_STRING (src->u.ch, workbuf); | |
702 | buf = workbuf; | |
f2ba40be | 703 | coding->src_multibyte = 1; |
32de38e4 | 704 | } |
085d5908 | 705 | } |
32de38e4 | 706 | else |
a4decb7f | 707 | { |
32de38e4 | 708 | /* This glyph has an entry in Vglyph_table, |
a4decb7f KH |
709 | so process any alias before testing for simpleness. */ |
710 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
32de38e4 KH |
711 | |
712 | if (GLYPH_SIMPLE_P (tbase, tlen, g)) | |
713 | { | |
c989b7be KH |
714 | /* We set the multi-byte form of a character in G |
715 | (that should be an ASCII character) at | |
716 | WORKBUF. */ | |
717 | workbuf[0] = FAST_GLYPH_CHAR (g); | |
718 | len = 1; | |
32de38e4 | 719 | buf = workbuf; |
f2ba40be | 720 | coding->src_multibyte = 0; |
32de38e4 KH |
721 | } |
722 | else | |
723 | { | |
724 | /* We have a string in Vglyph_table. */ | |
725 | len = GLYPH_LENGTH (tbase, g); | |
726 | buf = GLYPH_STRING (tbase, g); | |
f2ba40be | 727 | coding->src_multibyte = STRING_MULTIBYTE (tbase[g]); |
32de38e4 | 728 | } |
171d7f24 | 729 | } |
177c0ea7 | 730 | |
f3ac545f | 731 | result = encode_coding (coding, buf, dst, len, dst_end - dst); |
c42869c4 | 732 | len -= coding->consumed; |
6589fd67 | 733 | dst += coding->produced; |
f3ac545f KH |
734 | if (result == CODING_FINISH_INSUFFICIENT_DST |
735 | || (result == CODING_FINISH_INSUFFICIENT_SRC | |
736 | && len > dst_end - dst)) | |
737 | /* The remaining output buffer is too short. We must | |
738 | break the loop here without increasing SRC so that the | |
739 | next call of this function starts from the same glyph. */ | |
740 | break; | |
741 | ||
c42869c4 KH |
742 | if (len > 0) |
743 | { | |
f3ac545f KH |
744 | /* This is the case that a code of the range 0200..0237 |
745 | exists in buf. We must just write out such a code. */ | |
746 | buf += coding->consumed; | |
747 | while (len--) | |
748 | *dst++ = *buf++; | |
c42869c4 | 749 | } |
a4decb7f KH |
750 | } |
751 | src++; | |
752 | } | |
177c0ea7 | 753 | |
a4decb7f KH |
754 | *consumed = src - src_start; |
755 | return (dst - dst_start); | |
756 | } | |
757 | ||
08a24c47 | 758 | |
da8e1115 KL |
759 | /* Output LEN glyphs starting at STRING at the nominal cursor position. |
760 | Advance the nominal cursor over the text. */ | |
761 | ||
dfcf069d | 762 | void |
08a24c47 | 763 | write_glyphs (string, len) |
a168702a | 764 | register struct glyph *string; |
08a24c47 | 765 | register int len; |
3224dac1 | 766 | { |
c3b4957f | 767 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
768 | |
769 | if (FRAME_DISPLAY (f)->write_glyphs_hook) | |
770 | (*FRAME_DISPLAY (f)->write_glyphs_hook) (string, len); | |
771 | } | |
772 | ||
da8e1115 KL |
773 | /* An implementation of write_glyphs for termcap frames. */ |
774 | ||
3224dac1 KL |
775 | void |
776 | tty_write_glyphs (struct glyph *string, int len) | |
08a24c47 | 777 | { |
a4decb7f | 778 | int produced, consumed; |
d2fdb076 KH |
779 | unsigned char conversion_buffer[1024]; |
780 | int conversion_buffer_size = sizeof conversion_buffer; | |
08a24c47 | 781 | |
c3b4957f | 782 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
08a24c47 | 783 | |
3224dac1 | 784 | struct tty_display_info *tty = FRAME_TTY (f); |
6548cf00 | 785 | |
fca177d4 KL |
786 | turn_off_insert (tty); |
787 | tty_hide_cursor (tty); | |
08a24c47 | 788 | |
a168702a | 789 | /* Don't dare write in last column of bottom line, if Auto-Wrap, |
ff11dfa1 | 790 | since that would scroll the whole frame on some terminals. */ |
08a24c47 | 791 | |
6548cf00 KL |
792 | if (AutoWrap (tty) |
793 | && curY (tty) + 1 == FRAME_LINES (f) | |
794 | && (curX (tty) + len) == FRAME_COLS (f)) | |
08a24c47 | 795 | len --; |
a4decb7f KH |
796 | if (len <= 0) |
797 | return; | |
08a24c47 | 798 | |
6548cf00 | 799 | cmplus (tty, len); |
177c0ea7 | 800 | |
6589fd67 KH |
801 | /* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at |
802 | the tail. */ | |
803 | terminal_coding.mode &= ~CODING_MODE_LAST_BLOCK; | |
177c0ea7 | 804 | |
a4decb7f | 805 | while (len > 0) |
08a24c47 | 806 | { |
a168702a | 807 | /* Identify a run of glyphs with the same face. */ |
32de38e4 | 808 | int face_id = string->face_id; |
a168702a | 809 | int n; |
177c0ea7 | 810 | |
a168702a | 811 | for (n = 1; n < len; ++n) |
32de38e4 | 812 | if (string[n].face_id != face_id) |
a168702a GM |
813 | break; |
814 | ||
815 | /* Turn appearance modes of the face of the run on. */ | |
fca177d4 | 816 | highlight_if_desired (tty); |
a168702a GM |
817 | turn_on_face (f, face_id); |
818 | ||
819 | while (n > 0) | |
08a24c47 | 820 | { |
d2fdb076 KH |
821 | /* We use a fixed size (1024 bytes) of conversion buffer. |
822 | Usually it is sufficient, but if not, we just repeat the | |
823 | loop. */ | |
a168702a GM |
824 | produced = encode_terminal_code (string, conversion_buffer, |
825 | n, conversion_buffer_size, | |
826 | &consumed); | |
827 | if (produced > 0) | |
828 | { | |
28d440ab | 829 | fwrite (conversion_buffer, 1, produced, |
0b0d3e0b KL |
830 | tty->output); |
831 | if (ferror (tty->output)) | |
832 | clearerr (tty->output); | |
833 | if (tty->termscript) | |
28d440ab | 834 | fwrite (conversion_buffer, 1, produced, |
0b0d3e0b | 835 | tty->termscript); |
a168702a GM |
836 | } |
837 | len -= consumed; | |
838 | n -= consumed; | |
839 | string += consumed; | |
08a24c47 | 840 | } |
a168702a GM |
841 | |
842 | /* Turn appearance modes off. */ | |
843 | turn_off_face (f, face_id); | |
fca177d4 | 844 | turn_off_highlight (tty); |
a4decb7f | 845 | } |
177c0ea7 | 846 | |
a4decb7f | 847 | /* We may have to output some codes to terminate the writing. */ |
ca1e6a13 | 848 | if (CODING_REQUIRE_FLUSHING (&terminal_coding)) |
a4decb7f | 849 | { |
6589fd67 | 850 | terminal_coding.mode |= CODING_MODE_LAST_BLOCK; |
1814bd62 | 851 | encode_coding (&terminal_coding, "", conversion_buffer, |
6589fd67 KH |
852 | 0, conversion_buffer_size); |
853 | if (terminal_coding.produced > 0) | |
df8bf431 | 854 | { |
28d440ab | 855 | fwrite (conversion_buffer, 1, terminal_coding.produced, |
0b0d3e0b KL |
856 | tty->output); |
857 | if (ferror (tty->output)) | |
858 | clearerr (tty->output); | |
859 | if (tty->termscript) | |
6589fd67 | 860 | fwrite (conversion_buffer, 1, terminal_coding.produced, |
0b0d3e0b | 861 | tty->termscript); |
df8bf431 | 862 | } |
08a24c47 | 863 | } |
177c0ea7 | 864 | |
6548cf00 | 865 | cmcheckmagic (tty); |
08a24c47 JB |
866 | } |
867 | ||
da8e1115 KL |
868 | /* Insert LEN glyphs from START at the nominal cursor position. |
869 | ||
870 | If start is zero, insert blanks instead of a string at start */ | |
177c0ea7 | 871 | |
dfcf069d | 872 | void |
08a24c47 | 873 | insert_glyphs (start, len) |
a168702a | 874 | register struct glyph *start; |
08a24c47 JB |
875 | register int len; |
876 | { | |
c3b4957f | 877 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
daf01701 | 878 | |
a4decb7f KH |
879 | if (len <= 0) |
880 | return; | |
881 | ||
428a555e | 882 | if (FRAME_DISPLAY (f)->insert_glyphs_hook) |
3224dac1 KL |
883 | (*FRAME_DISPLAY (f)->insert_glyphs_hook) (start, len); |
884 | } | |
a168702a | 885 | |
da8e1115 KL |
886 | /* An implementation of insert_glyphs for termcap frames. */ |
887 | ||
3224dac1 KL |
888 | void |
889 | tty_insert_glyphs (struct glyph *start, int len) | |
890 | { | |
891 | char *buf; | |
892 | struct glyph *glyph = NULL; | |
c3b4957f | 893 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
894 | |
895 | struct tty_display_info *tty = FRAME_TTY (f); | |
08a24c47 | 896 | |
fca177d4 | 897 | if (tty->TS_ins_multi_chars) |
08a24c47 | 898 | { |
fca177d4 | 899 | buf = tparam (tty->TS_ins_multi_chars, 0, 0, len); |
6548cf00 | 900 | OUTPUT1 (tty, buf); |
9ac0d9e0 | 901 | xfree (buf); |
08a24c47 JB |
902 | if (start) |
903 | write_glyphs (start, len); | |
904 | return; | |
905 | } | |
906 | ||
fca177d4 | 907 | turn_on_insert (tty); |
6548cf00 | 908 | cmplus (tty, len); |
6589fd67 KH |
909 | /* The bit CODING_MODE_LAST_BLOCK should be set to 1 only at the tail. */ |
910 | terminal_coding.mode &= ~CODING_MODE_LAST_BLOCK; | |
07109bf9 | 911 | while (len-- > 0) |
08a24c47 | 912 | { |
a4decb7f | 913 | int produced, consumed; |
d2fdb076 KH |
914 | unsigned char conversion_buffer[1024]; |
915 | int conversion_buffer_size = sizeof conversion_buffer; | |
a4decb7f | 916 | |
fca177d4 | 917 | OUTPUT1_IF (tty, tty->TS_ins_char); |
08a24c47 | 918 | if (!start) |
32de38e4 KH |
919 | { |
920 | conversion_buffer[0] = SPACEGLYPH; | |
921 | produced = 1; | |
922 | } | |
08a24c47 | 923 | else |
08a24c47 | 924 | { |
fca177d4 | 925 | highlight_if_desired (tty); |
32de38e4 | 926 | turn_on_face (f, start->face_id); |
816be8b8 | 927 | glyph = start; |
a168702a | 928 | ++start; |
a4decb7f KH |
929 | /* We must open sufficient space for a character which |
930 | occupies more than one column. */ | |
a168702a | 931 | while (len && CHAR_GLYPH_PADDING_P (*start)) |
a4decb7f | 932 | { |
fca177d4 | 933 | OUTPUT1_IF (tty, tty->TS_ins_char); |
a4decb7f KH |
934 | start++, len--; |
935 | } | |
a4decb7f | 936 | |
32de38e4 KH |
937 | if (len <= 0) |
938 | /* This is the last glyph. */ | |
939 | terminal_coding.mode |= CODING_MODE_LAST_BLOCK; | |
940 | ||
d2fdb076 KH |
941 | /* The size of conversion buffer (1024 bytes) is surely |
942 | sufficient for just one glyph. */ | |
816be8b8 | 943 | produced = encode_terminal_code (glyph, conversion_buffer, 1, |
32de38e4 KH |
944 | conversion_buffer_size, &consumed); |
945 | } | |
a4decb7f | 946 | |
a4decb7f | 947 | if (produced > 0) |
08a24c47 | 948 | { |
28d440ab | 949 | fwrite (conversion_buffer, 1, produced, |
0b0d3e0b KL |
950 | tty->output); |
951 | if (ferror (tty->output)) | |
952 | clearerr (tty->output); | |
953 | if (tty->termscript) | |
28d440ab | 954 | fwrite (conversion_buffer, 1, produced, |
0b0d3e0b | 955 | tty->termscript); |
08a24c47 JB |
956 | } |
957 | ||
fca177d4 | 958 | OUTPUT1_IF (tty, tty->TS_pad_inserted_char); |
32de38e4 | 959 | if (start) |
65aa5e85 GM |
960 | { |
961 | turn_off_face (f, glyph->face_id); | |
fca177d4 | 962 | turn_off_highlight (tty); |
65aa5e85 | 963 | } |
9a6b6f92 | 964 | } |
177c0ea7 | 965 | |
6548cf00 | 966 | cmcheckmagic (tty); |
08a24c47 JB |
967 | } |
968 | ||
da8e1115 KL |
969 | /* Delete N glyphs at the nominal cursor position. */ |
970 | ||
dfcf069d | 971 | void |
08a24c47 JB |
972 | delete_glyphs (n) |
973 | register int n; | |
974 | { | |
c3b4957f | 975 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
08a24c47 | 976 | |
428a555e | 977 | if (FRAME_DISPLAY (f)->delete_glyphs_hook) |
3224dac1 KL |
978 | (*FRAME_DISPLAY (f)->delete_glyphs_hook) (n); |
979 | } | |
08a24c47 | 980 | |
da8e1115 KL |
981 | /* An implementation of delete_glyphs for termcap frames. */ |
982 | ||
3224dac1 KL |
983 | void |
984 | tty_delete_glyphs (int n) | |
985 | { | |
986 | char *buf; | |
987 | register int i; | |
c3b4957f | 988 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
989 | |
990 | struct tty_display_info *tty = FRAME_TTY (f); | |
6548cf00 | 991 | |
fca177d4 | 992 | if (tty->delete_in_insert_mode) |
08a24c47 | 993 | { |
fca177d4 | 994 | turn_on_insert (tty); |
08a24c47 JB |
995 | } |
996 | else | |
997 | { | |
fca177d4 KL |
998 | turn_off_insert (tty); |
999 | OUTPUT_IF (tty, tty->TS_delete_mode); | |
08a24c47 | 1000 | } |
daf01701 | 1001 | |
fca177d4 | 1002 | if (tty->TS_del_multi_chars) |
08a24c47 | 1003 | { |
fca177d4 | 1004 | buf = tparam (tty->TS_del_multi_chars, 0, 0, n); |
6548cf00 | 1005 | OUTPUT1 (tty, buf); |
9ac0d9e0 | 1006 | xfree (buf); |
08a24c47 JB |
1007 | } |
1008 | else | |
1009 | for (i = 0; i < n; i++) | |
fca177d4 KL |
1010 | OUTPUT1 (tty, tty->TS_del_char); |
1011 | if (!tty->delete_in_insert_mode) | |
1012 | OUTPUT_IF (tty, tty->TS_end_delete_mode); | |
08a24c47 JB |
1013 | } |
1014 | \f | |
1015 | /* Insert N lines at vpos VPOS. If N is negative, delete -N lines. */ | |
1016 | ||
dfcf069d | 1017 | void |
08a24c47 JB |
1018 | ins_del_lines (vpos, n) |
1019 | int vpos, n; | |
1020 | { | |
c3b4957f | 1021 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 | 1022 | |
428a555e | 1023 | if (FRAME_DISPLAY (f)->ins_del_lines_hook) |
3224dac1 KL |
1024 | (*FRAME_DISPLAY (f)->ins_del_lines_hook) (vpos, n); |
1025 | } | |
1026 | ||
da8e1115 KL |
1027 | /* An implementation of ins_del_lines for termcap frames. */ |
1028 | ||
3224dac1 KL |
1029 | void |
1030 | tty_ins_del_lines (int vpos, int n) | |
1031 | { | |
c3b4957f | 1032 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
3224dac1 KL |
1033 | |
1034 | struct tty_display_info *tty = FRAME_TTY (f); | |
1035 | char *multi = n > 0 ? tty->TS_ins_multi_lines : tty->TS_del_multi_lines; | |
1036 | char *single = n > 0 ? tty->TS_ins_line : tty->TS_del_line; | |
1037 | char *scroll = n > 0 ? tty->TS_rev_scroll : tty->TS_fwd_scroll; | |
1038 | ||
1039 | register int i = n > 0 ? n : -n; | |
1040 | register char *buf; | |
1041 | ||
1042 | /* If the lines below the insertion are being pushed | |
1043 | into the end of the window, this is the same as clearing; | |
1044 | and we know the lines are already clear, since the matching | |
1045 | deletion has already been done. So can ignore this. */ | |
1046 | /* If the lines below the deletion are blank lines coming | |
1047 | out of the end of the window, don't bother, | |
1048 | as there will be a matching inslines later that will flush them. */ | |
1049 | if (FRAME_SCROLL_REGION_OK (f) | |
1050 | && vpos + i >= tty->specified_window) | |
1051 | return; | |
1052 | if (!FRAME_MEMORY_BELOW_FRAME (f) | |
1053 | && vpos + i >= FRAME_LINES (f)) | |
1054 | return; | |
1055 | ||
1056 | if (multi) | |
08a24c47 | 1057 | { |
3224dac1 KL |
1058 | raw_cursor_to (vpos, 0); |
1059 | background_highlight (tty); | |
1060 | buf = tparam (multi, 0, 0, i); | |
1061 | OUTPUT (tty, buf); | |
1062 | xfree (buf); | |
1063 | } | |
1064 | else if (single) | |
1065 | { | |
1066 | raw_cursor_to (vpos, 0); | |
1067 | background_highlight (tty); | |
1068 | while (--i >= 0) | |
1069 | OUTPUT (tty, single); | |
1070 | if (tty->TF_teleray) | |
1071 | curX (tty) = 0; | |
08a24c47 | 1072 | } |
08a24c47 JB |
1073 | else |
1074 | { | |
3224dac1 KL |
1075 | set_scroll_region (vpos, tty->specified_window); |
1076 | if (n < 0) | |
1077 | raw_cursor_to (tty->specified_window - 1, 0); | |
08a24c47 | 1078 | else |
3224dac1 KL |
1079 | raw_cursor_to (vpos, 0); |
1080 | background_highlight (tty); | |
1081 | while (--i >= 0) | |
1082 | OUTPUTL (tty, scroll, tty->specified_window - vpos); | |
1083 | set_scroll_region (0, tty->specified_window); | |
1084 | } | |
1085 | ||
1086 | if (!FRAME_SCROLL_REGION_OK (f) | |
1087 | && FRAME_MEMORY_BELOW_FRAME (f) | |
1088 | && n < 0) | |
1089 | { | |
1090 | cursor_to (FRAME_LINES (f) + n, 0); | |
1091 | clear_to_end (); | |
08a24c47 JB |
1092 | } |
1093 | } | |
1094 | \f | |
1095 | /* Compute cost of sending "str", in characters, | |
1096 | not counting any line-dependent padding. */ | |
1097 | ||
1098 | int | |
1099 | string_cost (str) | |
1100 | char *str; | |
1101 | { | |
1102 | cost = 0; | |
1103 | if (str) | |
1104 | tputs (str, 0, evalcost); | |
1105 | return cost; | |
1106 | } | |
1107 | ||
1108 | /* Compute cost of sending "str", in characters, | |
1109 | counting any line-dependent padding at one line. */ | |
1110 | ||
1111 | static int | |
1112 | string_cost_one_line (str) | |
1113 | char *str; | |
1114 | { | |
1115 | cost = 0; | |
1116 | if (str) | |
1117 | tputs (str, 1, evalcost); | |
1118 | return cost; | |
1119 | } | |
1120 | ||
1121 | /* Compute per line amount of line-dependent padding, | |
1122 | in tenths of characters. */ | |
1123 | ||
1124 | int | |
1125 | per_line_cost (str) | |
1126 | register char *str; | |
1127 | { | |
1128 | cost = 0; | |
1129 | if (str) | |
1130 | tputs (str, 0, evalcost); | |
1131 | cost = - cost; | |
1132 | if (str) | |
1133 | tputs (str, 10, evalcost); | |
1134 | return cost; | |
1135 | } | |
1136 | ||
1137 | #ifndef old | |
1138 | /* char_ins_del_cost[n] is cost of inserting N characters. | |
8dd0c7cb | 1139 | char_ins_del_cost[-n] is cost of deleting N characters. |
9882535b | 1140 | The length of this vector is based on max_frame_cols. */ |
08a24c47 JB |
1141 | |
1142 | int *char_ins_del_vector; | |
1143 | ||
9882535b | 1144 | #define char_ins_del_cost(f) (&char_ins_del_vector[FRAME_COLS ((f))]) |
08a24c47 JB |
1145 | #endif |
1146 | ||
1147 | /* ARGSUSED */ | |
1148 | static void | |
fca177d4 KL |
1149 | calculate_ins_del_char_costs (f) |
1150 | FRAME_PTR f; | |
08a24c47 | 1151 | { |
28d7d09f | 1152 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 JB |
1153 | int ins_startup_cost, del_startup_cost; |
1154 | int ins_cost_per_char, del_cost_per_char; | |
1155 | register int i; | |
1156 | register int *p; | |
1157 | ||
fca177d4 | 1158 | if (tty->TS_ins_multi_chars) |
08a24c47 JB |
1159 | { |
1160 | ins_cost_per_char = 0; | |
fca177d4 | 1161 | ins_startup_cost = string_cost_one_line (tty->TS_ins_multi_chars); |
08a24c47 | 1162 | } |
fca177d4 KL |
1163 | else if (tty->TS_ins_char || tty->TS_pad_inserted_char |
1164 | || (tty->TS_insert_mode && tty->TS_end_insert_mode)) | |
08a24c47 | 1165 | { |
fca177d4 KL |
1166 | ins_startup_cost = (30 * (string_cost (tty->TS_insert_mode) |
1167 | + string_cost (tty->TS_end_insert_mode))) / 100; | |
1168 | ins_cost_per_char = (string_cost_one_line (tty->TS_ins_char) | |
1169 | + string_cost_one_line (tty->TS_pad_inserted_char)); | |
08a24c47 JB |
1170 | } |
1171 | else | |
1172 | { | |
1173 | ins_startup_cost = 9999; | |
1174 | ins_cost_per_char = 0; | |
1175 | } | |
1176 | ||
fca177d4 | 1177 | if (tty->TS_del_multi_chars) |
08a24c47 JB |
1178 | { |
1179 | del_cost_per_char = 0; | |
fca177d4 | 1180 | del_startup_cost = string_cost_one_line (tty->TS_del_multi_chars); |
08a24c47 | 1181 | } |
fca177d4 | 1182 | else if (tty->TS_del_char) |
08a24c47 | 1183 | { |
fca177d4 KL |
1184 | del_startup_cost = (string_cost (tty->TS_delete_mode) |
1185 | + string_cost (tty->TS_end_delete_mode)); | |
1186 | if (tty->delete_in_insert_mode) | |
08a24c47 | 1187 | del_startup_cost /= 2; |
fca177d4 | 1188 | del_cost_per_char = string_cost_one_line (tty->TS_del_char); |
08a24c47 JB |
1189 | } |
1190 | else | |
1191 | { | |
1192 | del_startup_cost = 9999; | |
1193 | del_cost_per_char = 0; | |
1194 | } | |
1195 | ||
1196 | /* Delete costs are at negative offsets */ | |
fca177d4 KL |
1197 | p = &char_ins_del_cost (f)[0]; |
1198 | for (i = FRAME_COLS (f); --i >= 0;) | |
08a24c47 JB |
1199 | *--p = (del_startup_cost += del_cost_per_char); |
1200 | ||
1201 | /* Doing nothing is free */ | |
fca177d4 | 1202 | p = &char_ins_del_cost (f)[0]; |
08a24c47 JB |
1203 | *p++ = 0; |
1204 | ||
1205 | /* Insert costs are at positive offsets */ | |
fca177d4 | 1206 | for (i = FRAME_COLS (f); --i >= 0;) |
08a24c47 JB |
1207 | *p++ = (ins_startup_cost += ins_cost_per_char); |
1208 | } | |
1209 | ||
dfcf069d | 1210 | void |
ff11dfa1 JB |
1211 | calculate_costs (frame) |
1212 | FRAME_PTR frame; | |
08a24c47 | 1213 | { |
9f732a77 | 1214 | FRAME_COST_BAUD_RATE (frame) = baud_rate; |
08a24c47 | 1215 | |
28d440ab | 1216 | if (FRAME_TERMCAP_P (frame)) |
daf01701 KL |
1217 | { |
1218 | struct tty_display_info *tty = FRAME_TTY (frame); | |
1219 | register char *f = (tty->TS_set_scroll_region | |
1220 | ? tty->TS_set_scroll_region | |
1221 | : tty->TS_set_scroll_region_1); | |
08a24c47 | 1222 | |
daf01701 | 1223 | FRAME_SCROLL_REGION_COST (frame) = string_cost (f); |
08a24c47 | 1224 | |
daf01701 | 1225 | tty->costs_set = 1; |
08a24c47 | 1226 | |
daf01701 KL |
1227 | /* These variables are only used for terminal stuff. They are |
1228 | allocated once for the terminal frame of X-windows emacs, but not | |
1229 | used afterwards. | |
8dd0c7cb | 1230 | |
daf01701 KL |
1231 | char_ins_del_vector (i.e., char_ins_del_cost) isn't used because |
1232 | X turns off char_ins_del_ok. */ | |
08a24c47 | 1233 | |
daf01701 KL |
1234 | max_frame_lines = max (max_frame_lines, FRAME_LINES (frame)); |
1235 | max_frame_cols = max (max_frame_cols, FRAME_COLS (frame)); | |
08a24c47 | 1236 | |
daf01701 KL |
1237 | if (char_ins_del_vector != 0) |
1238 | char_ins_del_vector | |
1239 | = (int *) xrealloc (char_ins_del_vector, | |
1240 | (sizeof (int) | |
1241 | + 2 * max_frame_cols * sizeof (int))); | |
1242 | else | |
1243 | char_ins_del_vector | |
1244 | = (int *) xmalloc (sizeof (int) | |
1245 | + 2 * max_frame_cols * sizeof (int)); | |
08a24c47 | 1246 | |
daf01701 KL |
1247 | bzero (char_ins_del_vector, (sizeof (int) |
1248 | + 2 * max_frame_cols * sizeof (int))); | |
1249 | ||
1250 | ||
1251 | if (f && (!tty->TS_ins_line && !tty->TS_del_line)) | |
1252 | do_line_insertion_deletion_costs (frame, | |
1253 | tty->TS_rev_scroll, tty->TS_ins_multi_lines, | |
1254 | tty->TS_fwd_scroll, tty->TS_del_multi_lines, | |
1255 | f, f, 1); | |
1256 | else | |
1257 | do_line_insertion_deletion_costs (frame, | |
1258 | tty->TS_ins_line, tty->TS_ins_multi_lines, | |
1259 | tty->TS_del_line, tty->TS_del_multi_lines, | |
1260 | 0, 0, 1); | |
1261 | ||
1262 | calculate_ins_del_char_costs (frame); | |
1263 | ||
1264 | /* Don't use TS_repeat if its padding is worse than sending the chars */ | |
1265 | if (tty->TS_repeat && per_line_cost (tty->TS_repeat) * baud_rate < 9000) | |
1266 | tty->RPov = string_cost (tty->TS_repeat); | |
1267 | else | |
1268 | tty->RPov = FRAME_COLS (frame) * 2; | |
08a24c47 | 1269 | |
daf01701 KL |
1270 | cmcostinit (FRAME_TTY (frame)); /* set up cursor motion costs */ |
1271 | } | |
08a24c47 JB |
1272 | } |
1273 | \f | |
a796ac82 JB |
1274 | struct fkey_table { |
1275 | char *cap, *name; | |
1276 | }; | |
1277 | ||
01d8deb0 ER |
1278 | /* Termcap capability names that correspond directly to X keysyms. |
1279 | Some of these (marked "terminfo") aren't supplied by old-style | |
1280 | (Berkeley) termcap entries. They're listed in X keysym order; | |
1281 | except we put the keypad keys first, so that if they clash with | |
1282 | other keys (as on the IBM PC keyboard) they get overridden. | |
1283 | */ | |
1284 | ||
a168702a GM |
1285 | static struct fkey_table keys[] = |
1286 | { | |
8103ad1a PJ |
1287 | {"kh", "home"}, /* termcap */ |
1288 | {"kl", "left"}, /* termcap */ | |
1289 | {"ku", "up"}, /* termcap */ | |
1290 | {"kr", "right"}, /* termcap */ | |
1291 | {"kd", "down"}, /* termcap */ | |
1292 | {"%8", "prior"}, /* terminfo */ | |
1293 | {"%5", "next"}, /* terminfo */ | |
1294 | {"@7", "end"}, /* terminfo */ | |
1295 | {"@1", "begin"}, /* terminfo */ | |
1296 | {"*6", "select"}, /* terminfo */ | |
1297 | {"%9", "print"}, /* terminfo */ | |
1298 | {"@4", "execute"}, /* terminfo --- actually the `command' key */ | |
01d8deb0 ER |
1299 | /* |
1300 | * "insert" --- see below | |
1301 | */ | |
8103ad1a PJ |
1302 | {"&8", "undo"}, /* terminfo */ |
1303 | {"%0", "redo"}, /* terminfo */ | |
1304 | {"%7", "menu"}, /* terminfo --- actually the `options' key */ | |
1305 | {"@0", "find"}, /* terminfo */ | |
1306 | {"@2", "cancel"}, /* terminfo */ | |
1307 | {"%1", "help"}, /* terminfo */ | |
01d8deb0 ER |
1308 | /* |
1309 | * "break" goes here, but can't be reliably intercepted with termcap | |
1310 | */ | |
8103ad1a | 1311 | {"&4", "reset"}, /* terminfo --- actually `restart' */ |
01d8deb0 ER |
1312 | /* |
1313 | * "system" and "user" --- no termcaps | |
1314 | */ | |
8103ad1a PJ |
1315 | {"kE", "clearline"}, /* terminfo */ |
1316 | {"kA", "insertline"}, /* terminfo */ | |
1317 | {"kL", "deleteline"}, /* terminfo */ | |
1318 | {"kI", "insertchar"}, /* terminfo */ | |
1319 | {"kD", "deletechar"}, /* terminfo */ | |
1320 | {"kB", "backtab"}, /* terminfo */ | |
01d8deb0 ER |
1321 | /* |
1322 | * "kp_backtab", "kp-space", "kp-tab" --- no termcaps | |
1323 | */ | |
8103ad1a | 1324 | {"@8", "kp-enter"}, /* terminfo */ |
01d8deb0 ER |
1325 | /* |
1326 | * "kp-f1", "kp-f2", "kp-f3" "kp-f4", | |
1327 | * "kp-multiply", "kp-add", "kp-separator", | |
1328 | * "kp-subtract", "kp-decimal", "kp-divide", "kp-0"; | |
1329 | * --- no termcaps for any of these. | |
1330 | */ | |
8103ad1a | 1331 | {"K4", "kp-1"}, /* terminfo */ |
01d8deb0 ER |
1332 | /* |
1333 | * "kp-2" --- no termcap | |
1334 | */ | |
8103ad1a | 1335 | {"K5", "kp-3"}, /* terminfo */ |
01d8deb0 ER |
1336 | /* |
1337 | * "kp-4" --- no termcap | |
1338 | */ | |
8103ad1a | 1339 | {"K2", "kp-5"}, /* terminfo */ |
01d8deb0 ER |
1340 | /* |
1341 | * "kp-6" --- no termcap | |
1342 | */ | |
8103ad1a | 1343 | {"K1", "kp-7"}, /* terminfo */ |
01d8deb0 ER |
1344 | /* |
1345 | * "kp-8" --- no termcap | |
1346 | */ | |
8103ad1a | 1347 | {"K3", "kp-9"}, /* terminfo */ |
01d8deb0 ER |
1348 | /* |
1349 | * "kp-equal" --- no termcap | |
1350 | */ | |
8103ad1a PJ |
1351 | {"k1", "f1"}, |
1352 | {"k2", "f2"}, | |
1353 | {"k3", "f3"}, | |
1354 | {"k4", "f4"}, | |
1355 | {"k5", "f5"}, | |
1356 | {"k6", "f6"}, | |
1357 | {"k7", "f7"}, | |
1358 | {"k8", "f8"}, | |
1359 | {"k9", "f9"} | |
a796ac82 JB |
1360 | }; |
1361 | ||
f2a00342 RM |
1362 | static char **term_get_fkeys_arg; |
1363 | static Lisp_Object term_get_fkeys_1 (); | |
465db27b | 1364 | |
01d8deb0 | 1365 | /* Find the escape codes sent by the function keys for Vfunction_key_map. |
177c0ea7 | 1366 | This function scans the termcap function key sequence entries, and |
01d8deb0 ER |
1367 | adds entries to Vfunction_key_map for each function key it finds. */ |
1368 | ||
5c2c7893 JB |
1369 | void |
1370 | term_get_fkeys (address) | |
1371 | char **address; | |
f2a00342 RM |
1372 | { |
1373 | /* We run the body of the function (term_get_fkeys_1) and ignore all Lisp | |
1374 | errors during the call. The only errors should be from Fdefine_key | |
1375 | when given a key sequence containing an invalid prefix key. If the | |
1376 | termcap defines function keys which use a prefix that is already bound | |
1377 | to a command by the default bindings, we should silently ignore that | |
1378 | function key specification, rather than giving the user an error and | |
1379 | refusing to run at all on such a terminal. */ | |
1380 | ||
1381 | extern Lisp_Object Fidentity (); | |
f2a00342 RM |
1382 | term_get_fkeys_arg = address; |
1383 | internal_condition_case (term_get_fkeys_1, Qerror, Fidentity); | |
1384 | } | |
1385 | ||
1386 | static Lisp_Object | |
1387 | term_get_fkeys_1 () | |
5c2c7893 | 1388 | { |
5c2c7893 JB |
1389 | int i; |
1390 | ||
37085233 | 1391 | char **address = term_get_fkeys_arg; |
f778aff2 | 1392 | |
3e65092f RS |
1393 | /* This can happen if CANNOT_DUMP or with strange options. */ |
1394 | if (!initialized) | |
1395 | Vfunction_key_map = Fmake_sparse_keymap (Qnil); | |
1396 | ||
5c2c7893 JB |
1397 | for (i = 0; i < (sizeof (keys)/sizeof (keys[0])); i++) |
1398 | { | |
1399 | char *sequence = tgetstr (keys[i].cap, address); | |
1400 | if (sequence) | |
f2a00342 RM |
1401 | Fdefine_key (Vfunction_key_map, build_string (sequence), |
1402 | Fmake_vector (make_number (1), | |
1403 | intern (keys[i].name))); | |
5c2c7893 | 1404 | } |
a796ac82 JB |
1405 | |
1406 | /* The uses of the "k0" capability are inconsistent; sometimes it | |
1407 | describes F10, whereas othertimes it describes F0 and "k;" describes F10. | |
eb8c3be9 | 1408 | We will attempt to politely accommodate both systems by testing for |
a796ac82 JB |
1409 | "k;", and if it is present, assuming that "k0" denotes F0, otherwise F10. |
1410 | */ | |
1411 | { | |
1412 | char *k_semi = tgetstr ("k;", address); | |
1413 | char *k0 = tgetstr ("k0", address); | |
1414 | char *k0_name = "f10"; | |
1415 | ||
1416 | if (k_semi) | |
1417 | { | |
95c11956 SM |
1418 | if (k0) |
1419 | /* Define f0 first, so that f10 takes precedence in case the | |
1420 | key sequences happens to be the same. */ | |
1421 | Fdefine_key (Vfunction_key_map, build_string (k0), | |
1422 | Fmake_vector (make_number (1), intern ("f0"))); | |
f2a00342 RM |
1423 | Fdefine_key (Vfunction_key_map, build_string (k_semi), |
1424 | Fmake_vector (make_number (1), intern ("f10"))); | |
a796ac82 | 1425 | } |
95c11956 | 1426 | else if (k0) |
f2a00342 RM |
1427 | Fdefine_key (Vfunction_key_map, build_string (k0), |
1428 | Fmake_vector (make_number (1), intern (k0_name))); | |
a796ac82 | 1429 | } |
01d8deb0 ER |
1430 | |
1431 | /* Set up cookies for numbered function keys above f10. */ | |
1432 | { | |
1433 | char fcap[3], fkey[4]; | |
1434 | ||
fc4f24da | 1435 | fcap[0] = 'F'; fcap[2] = '\0'; |
01d8deb0 ER |
1436 | for (i = 11; i < 64; i++) |
1437 | { | |
1438 | if (i <= 19) | |
1439 | fcap[1] = '1' + i - 11; | |
1440 | else if (i <= 45) | |
b59ab95c | 1441 | fcap[1] = 'A' + i - 20; |
01d8deb0 | 1442 | else |
b59ab95c | 1443 | fcap[1] = 'a' + i - 46; |
01d8deb0 | 1444 | |
fc4f24da RS |
1445 | { |
1446 | char *sequence = tgetstr (fcap, address); | |
1447 | if (sequence) | |
1448 | { | |
465db27b | 1449 | sprintf (fkey, "f%d", i); |
f2a00342 RM |
1450 | Fdefine_key (Vfunction_key_map, build_string (sequence), |
1451 | Fmake_vector (make_number (1), | |
1452 | intern (fkey))); | |
fc4f24da RS |
1453 | } |
1454 | } | |
01d8deb0 ER |
1455 | } |
1456 | } | |
1457 | ||
1458 | /* | |
1459 | * Various mappings to try and get a better fit. | |
1460 | */ | |
1461 | { | |
fc4f24da RS |
1462 | #define CONDITIONAL_REASSIGN(cap1, cap2, sym) \ |
1463 | if (!tgetstr (cap1, address)) \ | |
1464 | { \ | |
1465 | char *sequence = tgetstr (cap2, address); \ | |
1466 | if (sequence) \ | |
f2a00342 RM |
1467 | Fdefine_key (Vfunction_key_map, build_string (sequence), \ |
1468 | Fmake_vector (make_number (1), \ | |
1469 | intern (sym))); \ | |
fc4f24da | 1470 | } |
177c0ea7 | 1471 | |
01d8deb0 | 1472 | /* if there's no key_next keycap, map key_npage to `next' keysym */ |
27b61785 | 1473 | CONDITIONAL_REASSIGN ("%5", "kN", "next"); |
01d8deb0 | 1474 | /* if there's no key_prev keycap, map key_ppage to `previous' keysym */ |
381d11a1 | 1475 | CONDITIONAL_REASSIGN ("%8", "kP", "prior"); |
01d8deb0 | 1476 | /* if there's no key_dc keycap, map key_ic to `insert' keysym */ |
27b61785 | 1477 | CONDITIONAL_REASSIGN ("kD", "kI", "insert"); |
403c995b RS |
1478 | /* if there's no key_end keycap, map key_ll to 'end' keysym */ |
1479 | CONDITIONAL_REASSIGN ("@7", "kH", "end"); | |
0a7f697a KH |
1480 | |
1481 | /* IBM has their own non-standard dialect of terminfo. | |
1482 | If the standard name isn't found, try the IBM name. */ | |
1483 | CONDITIONAL_REASSIGN ("kB", "KO", "backtab"); | |
1484 | CONDITIONAL_REASSIGN ("@4", "kJ", "execute"); /* actually "action" */ | |
1485 | CONDITIONAL_REASSIGN ("@4", "kc", "execute"); /* actually "command" */ | |
1486 | CONDITIONAL_REASSIGN ("%7", "ki", "menu"); | |
1487 | CONDITIONAL_REASSIGN ("@7", "kw", "end"); | |
1488 | CONDITIONAL_REASSIGN ("F1", "k<", "f11"); | |
1489 | CONDITIONAL_REASSIGN ("F2", "k>", "f12"); | |
1490 | CONDITIONAL_REASSIGN ("%1", "kq", "help"); | |
1491 | CONDITIONAL_REASSIGN ("*6", "kU", "select"); | |
1dd40212 | 1492 | #undef CONDITIONAL_REASSIGN |
01d8deb0 | 1493 | } |
a168702a GM |
1494 | |
1495 | return Qnil; | |
5c2c7893 JB |
1496 | } |
1497 | ||
1498 | \f | |
a168702a GM |
1499 | /*********************************************************************** |
1500 | Character Display Information | |
1501 | ***********************************************************************/ | |
1502 | ||
1503 | static void append_glyph P_ ((struct it *)); | |
f46c2aff | 1504 | static void produce_stretch_glyph P_ ((struct it *)); |
a168702a GM |
1505 | |
1506 | ||
1507 | /* Append glyphs to IT's glyph_row. Called from produce_glyphs for | |
1508 | terminal frames if IT->glyph_row != NULL. IT->c is the character | |
1509 | for which to produce glyphs; IT->face_id contains the character's | |
1510 | face. Padding glyphs are appended if IT->c has a IT->pixel_width > | |
1511 | 1. */ | |
177c0ea7 | 1512 | |
a168702a GM |
1513 | static void |
1514 | append_glyph (it) | |
1515 | struct it *it; | |
1516 | { | |
1517 | struct glyph *glyph, *end; | |
1518 | int i; | |
1519 | ||
1520 | xassert (it->glyph_row); | |
1521 | glyph = (it->glyph_row->glyphs[it->area] | |
1522 | + it->glyph_row->used[it->area]); | |
1523 | end = it->glyph_row->glyphs[1 + it->area]; | |
1524 | ||
177c0ea7 JB |
1525 | for (i = 0; |
1526 | i < it->pixel_width && glyph < end; | |
a168702a GM |
1527 | ++i) |
1528 | { | |
1529 | glyph->type = CHAR_GLYPH; | |
d13f3e2e | 1530 | glyph->pixel_width = 1; |
32de38e4 KH |
1531 | glyph->u.ch = it->c; |
1532 | glyph->face_id = it->face_id; | |
1533 | glyph->padding_p = i > 0; | |
a168702a GM |
1534 | glyph->charpos = CHARPOS (it->position); |
1535 | glyph->object = it->object; | |
177c0ea7 | 1536 | |
a168702a GM |
1537 | ++it->glyph_row->used[it->area]; |
1538 | ++glyph; | |
1539 | } | |
1540 | } | |
1541 | ||
1542 | ||
b50fe468 RS |
1543 | /* Produce glyphs for the display element described by IT. *IT |
1544 | specifies what we want to produce a glyph for (character, image, ...), | |
1545 | and where in the glyph matrix we currently are (glyph row and hpos). | |
1546 | produce_glyphs fills in output fields of *IT with information such as the | |
1547 | pixel width and height of a character, and maybe output actual glyphs at | |
a168702a | 1548 | the same time if IT->glyph_row is non-null. See the explanation of |
b50fe468 RS |
1549 | struct display_iterator in dispextern.h for an overview. |
1550 | ||
1551 | produce_glyphs also stores the result of glyph width, ascent | |
1552 | etc. computations in *IT. | |
1553 | ||
1554 | IT->glyph_row may be null, in which case produce_glyphs does not | |
1555 | actually fill in the glyphs. This is used in the move_* functions | |
1556 | in xdisp.c for text width and height computations. | |
1557 | ||
1558 | Callers usually don't call produce_glyphs directly; | |
1559 | instead they use the macro PRODUCE_GLYPHS. */ | |
a168702a | 1560 | |
177c0ea7 | 1561 | void |
a168702a GM |
1562 | produce_glyphs (it) |
1563 | struct it *it; | |
1564 | { | |
1565 | /* If a hook is installed, let it do the work. */ | |
1566 | xassert (it->what == IT_CHARACTER | |
c7cba11d | 1567 | || it->what == IT_COMPOSITION |
a168702a | 1568 | || it->what == IT_STRETCH); |
177c0ea7 | 1569 | |
f46c2aff KS |
1570 | if (it->what == IT_STRETCH) |
1571 | { | |
1572 | produce_stretch_glyph (it); | |
1573 | goto done; | |
1574 | } | |
1575 | ||
c7cba11d KH |
1576 | /* Nothing but characters are supported on terminal frames. For a |
1577 | composition sequence, it->c is the first character of the | |
1578 | sequence. */ | |
1579 | xassert (it->what == IT_CHARACTER | |
1580 | || it->what == IT_COMPOSITION); | |
a168702a GM |
1581 | |
1582 | if (it->c >= 040 && it->c < 0177) | |
1583 | { | |
1584 | it->pixel_width = it->nglyphs = 1; | |
1585 | if (it->glyph_row) | |
1586 | append_glyph (it); | |
1587 | } | |
1588 | else if (it->c == '\n') | |
1589 | it->pixel_width = it->nglyphs = 0; | |
1590 | else if (it->c == '\t') | |
1591 | { | |
2efdbcdd | 1592 | int absolute_x = (it->current_x |
a168702a | 1593 | + it->continuation_lines_width); |
177c0ea7 JB |
1594 | int next_tab_x |
1595 | = (((1 + absolute_x + it->tab_width - 1) | |
a168702a GM |
1596 | / it->tab_width) |
1597 | * it->tab_width); | |
1598 | int nspaces; | |
1599 | ||
1600 | /* If part of the TAB has been displayed on the previous line | |
1601 | which is continued now, continuation_lines_width will have | |
1602 | been incremented already by the part that fitted on the | |
1603 | continued line. So, we will get the right number of spaces | |
1604 | here. */ | |
1605 | nspaces = next_tab_x - absolute_x; | |
177c0ea7 | 1606 | |
a168702a GM |
1607 | if (it->glyph_row) |
1608 | { | |
1609 | int n = nspaces; | |
177c0ea7 | 1610 | |
a168702a GM |
1611 | it->c = ' '; |
1612 | it->pixel_width = it->len = 1; | |
177c0ea7 | 1613 | |
a168702a GM |
1614 | while (n--) |
1615 | append_glyph (it); | |
177c0ea7 | 1616 | |
a168702a GM |
1617 | it->c = '\t'; |
1618 | } | |
1619 | ||
1620 | it->pixel_width = nspaces; | |
1621 | it->nglyphs = nspaces; | |
1622 | } | |
add44890 EZ |
1623 | else if (SINGLE_BYTE_CHAR_P (it->c)) |
1624 | { | |
cf872af5 | 1625 | /* Coming here means that it->c is from display table, thus we |
add44890 EZ |
1626 | must send the code as is to the terminal. Although there's |
1627 | no way to know how many columns it occupies on a screen, it | |
1628 | is a good assumption that a single byte code has 1-column | |
1629 | width. */ | |
1630 | it->pixel_width = it->nglyphs = 1; | |
1631 | if (it->glyph_row) | |
1632 | append_glyph (it); | |
1633 | } | |
a168702a GM |
1634 | else |
1635 | { | |
c7cba11d KH |
1636 | /* A multi-byte character. The display width is fixed for all |
1637 | characters of the set. Some of the glyphs may have to be | |
1638 | ignored because they are already displayed in a continued | |
1639 | line. */ | |
a168702a GM |
1640 | int charset = CHAR_CHARSET (it->c); |
1641 | ||
c7cba11d | 1642 | it->pixel_width = CHARSET_WIDTH (charset); |
a168702a | 1643 | it->nglyphs = it->pixel_width; |
177c0ea7 | 1644 | |
a168702a GM |
1645 | if (it->glyph_row) |
1646 | append_glyph (it); | |
1647 | } | |
1648 | ||
f46c2aff | 1649 | done: |
177c0ea7 | 1650 | /* Advance current_x by the pixel width as a convenience for |
a168702a GM |
1651 | the caller. */ |
1652 | if (it->area == TEXT_AREA) | |
1653 | it->current_x += it->pixel_width; | |
cfe8a05e GM |
1654 | it->ascent = it->max_ascent = it->phys_ascent = it->max_phys_ascent = 0; |
1655 | it->descent = it->max_descent = it->phys_descent = it->max_phys_descent = 1; | |
a168702a GM |
1656 | } |
1657 | ||
1658 | ||
f46c2aff KS |
1659 | /* Produce a stretch glyph for iterator IT. IT->object is the value |
1660 | of the glyph property displayed. The value must be a list | |
1661 | `(space KEYWORD VALUE ...)' with the following KEYWORD/VALUE pairs | |
1662 | being recognized: | |
1663 | ||
1664 | 1. `:width WIDTH' specifies that the space should be WIDTH * | |
1665 | canonical char width wide. WIDTH may be an integer or floating | |
1666 | point number. | |
1667 | ||
1668 | 2. `:align-to HPOS' specifies that the space should be wide enough | |
1669 | to reach HPOS, a value in canonical character units. */ | |
1670 | ||
1671 | static void | |
1672 | produce_stretch_glyph (it) | |
1673 | struct it *it; | |
1674 | { | |
1675 | /* (space :width WIDTH ...) */ | |
1676 | Lisp_Object prop, plist; | |
1677 | int width = 0, align_to = -1; | |
1678 | int zero_width_ok_p = 0; | |
1679 | double tem; | |
1680 | ||
1681 | /* List should start with `space'. */ | |
1682 | xassert (CONSP (it->object) && EQ (XCAR (it->object), Qspace)); | |
1683 | plist = XCDR (it->object); | |
1684 | ||
1685 | /* Compute the width of the stretch. */ | |
1686 | if ((prop = Fplist_get (plist, QCwidth), !NILP (prop)) | |
1687 | && calc_pixel_width_or_height (&tem, it, prop, 0, 1, 0)) | |
1688 | { | |
1689 | /* Absolute width `:width WIDTH' specified and valid. */ | |
1690 | zero_width_ok_p = 1; | |
1691 | width = (int)(tem + 0.5); | |
1692 | } | |
1693 | else if ((prop = Fplist_get (plist, QCalign_to), !NILP (prop)) | |
1694 | && calc_pixel_width_or_height (&tem, it, prop, 0, 1, &align_to)) | |
1695 | { | |
1696 | if (it->glyph_row == NULL || !it->glyph_row->mode_line_p) | |
1697 | align_to = (align_to < 0 | |
1698 | ? 0 | |
1699 | : align_to - window_box_left_offset (it->w, TEXT_AREA)); | |
1700 | else if (align_to < 0) | |
1701 | align_to = window_box_left_offset (it->w, TEXT_AREA); | |
1702 | width = max (0, (int)(tem + 0.5) + align_to - it->current_x); | |
1703 | zero_width_ok_p = 1; | |
1704 | } | |
1705 | else | |
1706 | /* Nothing specified -> width defaults to canonical char width. */ | |
1707 | width = FRAME_COLUMN_WIDTH (it->f); | |
1708 | ||
1709 | if (width <= 0 && (width < 0 || !zero_width_ok_p)) | |
1710 | width = 1; | |
1711 | ||
1712 | if (width > 0 && it->glyph_row) | |
1713 | { | |
1714 | Lisp_Object o_object = it->object; | |
1715 | Lisp_Object object = it->stack[it->sp - 1].string; | |
1716 | int n = width; | |
1717 | int c = it->c; | |
1718 | ||
1719 | if (!STRINGP (object)) | |
1720 | object = it->w->buffer; | |
1721 | it->object = object; | |
1722 | it->c = ' '; | |
1723 | it->pixel_width = it->len = 1; | |
1724 | while (n--) | |
1725 | append_glyph (it); | |
1726 | it->object = o_object; | |
1727 | it->c = c; | |
1728 | } | |
1729 | it->pixel_width = width; | |
1730 | it->nglyphs = width; | |
1731 | } | |
1732 | ||
1733 | ||
a168702a GM |
1734 | /* Get information about special display element WHAT in an |
1735 | environment described by IT. WHAT is one of IT_TRUNCATION or | |
1736 | IT_CONTINUATION. Maybe produce glyphs for WHAT if IT has a | |
1737 | non-null glyph_row member. This function ensures that fields like | |
1738 | face_id, c, len of IT are left untouched. */ | |
1739 | ||
1740 | void | |
1741 | produce_special_glyphs (it, what) | |
1742 | struct it *it; | |
1743 | enum display_element_type what; | |
1744 | { | |
1745 | struct it temp_it; | |
177c0ea7 | 1746 | |
a168702a GM |
1747 | temp_it = *it; |
1748 | temp_it.dp = NULL; | |
1749 | temp_it.what = IT_CHARACTER; | |
1750 | temp_it.len = 1; | |
7c752c80 | 1751 | temp_it.object = make_number (0); |
a168702a GM |
1752 | bzero (&temp_it.current, sizeof temp_it.current); |
1753 | ||
1754 | if (what == IT_CONTINUATION) | |
1755 | { | |
1756 | /* Continuation glyph. */ | |
1757 | if (it->dp | |
1758 | && INTEGERP (DISP_CONTINUE_GLYPH (it->dp)) | |
1759 | && GLYPH_CHAR_VALID_P (XINT (DISP_CONTINUE_GLYPH (it->dp)))) | |
1760 | { | |
1761 | temp_it.c = FAST_GLYPH_CHAR (XINT (DISP_CONTINUE_GLYPH (it->dp))); | |
68526af5 | 1762 | temp_it.len = CHAR_BYTES (temp_it.c); |
a168702a GM |
1763 | } |
1764 | else | |
1765 | temp_it.c = '\\'; | |
177c0ea7 | 1766 | |
a168702a GM |
1767 | produce_glyphs (&temp_it); |
1768 | it->pixel_width = temp_it.pixel_width; | |
1769 | it->nglyphs = temp_it.pixel_width; | |
1770 | } | |
1771 | else if (what == IT_TRUNCATION) | |
1772 | { | |
1773 | /* Truncation glyph. */ | |
1774 | if (it->dp | |
1775 | && INTEGERP (DISP_TRUNC_GLYPH (it->dp)) | |
1776 | && GLYPH_CHAR_VALID_P (XINT (DISP_TRUNC_GLYPH (it->dp)))) | |
1777 | { | |
1778 | temp_it.c = FAST_GLYPH_CHAR (XINT (DISP_TRUNC_GLYPH (it->dp))); | |
68526af5 | 1779 | temp_it.len = CHAR_BYTES (temp_it.c); |
a168702a GM |
1780 | } |
1781 | else | |
1782 | temp_it.c = '$'; | |
177c0ea7 | 1783 | |
a168702a GM |
1784 | produce_glyphs (&temp_it); |
1785 | it->pixel_width = temp_it.pixel_width; | |
1786 | it->nglyphs = temp_it.pixel_width; | |
1787 | } | |
1788 | else | |
1789 | abort (); | |
1790 | } | |
1791 | ||
1792 | ||
a168702a GM |
1793 | \f |
1794 | /*********************************************************************** | |
1795 | Faces | |
1796 | ***********************************************************************/ | |
1797 | ||
4e6ba4a4 GM |
1798 | /* Value is non-zero if attribute ATTR may be used. ATTR should be |
1799 | one of the enumerators from enum no_color_bit, or a bit set built | |
1800 | from them. Some display attributes may not be used together with | |
1801 | color; the termcap capability `NC' specifies which ones. */ | |
1802 | ||
fca177d4 KL |
1803 | #define MAY_USE_WITH_COLORS_P(tty, ATTR) \ |
1804 | (tty->TN_max_colors > 0 \ | |
1805 | ? (tty->TN_no_color_video & (ATTR)) == 0 \ | |
1806 | : 1) | |
a168702a GM |
1807 | |
1808 | /* Turn appearances of face FACE_ID on tty frame F on. */ | |
1809 | ||
1810 | static void | |
1811 | turn_on_face (f, face_id) | |
1812 | struct frame *f; | |
1813 | int face_id; | |
1814 | { | |
1815 | struct face *face = FACE_FROM_ID (f, face_id); | |
86a7d192 GM |
1816 | long fg = face->foreground; |
1817 | long bg = face->background; | |
28d7d09f | 1818 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a | 1819 | |
86a7d192 GM |
1820 | /* Do this first because TS_end_standout_mode may be the same |
1821 | as TS_exit_attribute_mode, which turns all appearances off. */ | |
fca177d4 | 1822 | if (MAY_USE_WITH_COLORS_P (tty, NC_REVERSE)) |
86a7d192 | 1823 | { |
fca177d4 | 1824 | if (tty->TN_max_colors > 0) |
86a7d192 GM |
1825 | { |
1826 | if (fg >= 0 && bg >= 0) | |
1827 | { | |
1828 | /* If the terminal supports colors, we can set them | |
1829 | below without using reverse video. The face's fg | |
1830 | and bg colors are set as they should appear on | |
1831 | the screen, i.e. they take the inverse-video'ness | |
1832 | of the face already into account. */ | |
1833 | } | |
1834 | else if (inverse_video) | |
1835 | { | |
1836 | if (fg == FACE_TTY_DEFAULT_FG_COLOR | |
1837 | || bg == FACE_TTY_DEFAULT_BG_COLOR) | |
fca177d4 | 1838 | toggle_highlight (tty); |
86a7d192 GM |
1839 | } |
1840 | else | |
1841 | { | |
1842 | if (fg == FACE_TTY_DEFAULT_BG_COLOR | |
1843 | || bg == FACE_TTY_DEFAULT_FG_COLOR) | |
fca177d4 | 1844 | toggle_highlight (tty); |
86a7d192 GM |
1845 | } |
1846 | } | |
1847 | else | |
1848 | { | |
1849 | /* If we can't display colors, use reverse video | |
1850 | if the face specifies that. */ | |
37526b42 GM |
1851 | if (inverse_video) |
1852 | { | |
1853 | if (fg == FACE_TTY_DEFAULT_FG_COLOR | |
1854 | || bg == FACE_TTY_DEFAULT_BG_COLOR) | |
fca177d4 | 1855 | toggle_highlight (tty); |
37526b42 GM |
1856 | } |
1857 | else | |
1858 | { | |
1859 | if (fg == FACE_TTY_DEFAULT_BG_COLOR | |
1860 | || bg == FACE_TTY_DEFAULT_FG_COLOR) | |
fca177d4 | 1861 | toggle_highlight (tty); |
37526b42 | 1862 | } |
86a7d192 GM |
1863 | } |
1864 | } | |
a168702a GM |
1865 | |
1866 | if (face->tty_bold_p) | |
4e6ba4a4 | 1867 | { |
fca177d4 KL |
1868 | if (MAY_USE_WITH_COLORS_P (tty, NC_BOLD)) |
1869 | OUTPUT1_IF (tty, tty->TS_enter_bold_mode); | |
4e6ba4a4 | 1870 | } |
a168702a | 1871 | else if (face->tty_dim_p) |
fca177d4 KL |
1872 | if (MAY_USE_WITH_COLORS_P (tty, NC_DIM)) |
1873 | OUTPUT1_IF (tty, tty->TS_enter_dim_mode); | |
a168702a GM |
1874 | |
1875 | /* Alternate charset and blinking not yet used. */ | |
4e6ba4a4 | 1876 | if (face->tty_alt_charset_p |
fca177d4 KL |
1877 | && MAY_USE_WITH_COLORS_P (tty, NC_ALT_CHARSET)) |
1878 | OUTPUT1_IF (tty, tty->TS_enter_alt_charset_mode); | |
a168702a | 1879 | |
4e6ba4a4 | 1880 | if (face->tty_blinking_p |
fca177d4 KL |
1881 | && MAY_USE_WITH_COLORS_P (tty, NC_BLINK)) |
1882 | OUTPUT1_IF (tty, tty->TS_enter_blink_mode); | |
a168702a | 1883 | |
fca177d4 KL |
1884 | if (face->tty_underline_p && MAY_USE_WITH_COLORS_P (tty, NC_UNDERLINE)) |
1885 | OUTPUT1_IF (tty, tty->TS_enter_underline_mode); | |
a168702a | 1886 | |
fca177d4 | 1887 | if (tty->TN_max_colors > 0) |
a168702a GM |
1888 | { |
1889 | char *p; | |
177c0ea7 | 1890 | |
fca177d4 | 1891 | if (fg >= 0 && tty->TS_set_foreground) |
a168702a | 1892 | { |
fca177d4 | 1893 | p = tparam (tty->TS_set_foreground, NULL, 0, (int) fg); |
6548cf00 | 1894 | OUTPUT (tty, p); |
a168702a GM |
1895 | xfree (p); |
1896 | } | |
1897 | ||
fca177d4 | 1898 | if (bg >= 0 && tty->TS_set_background) |
a168702a | 1899 | { |
fca177d4 | 1900 | p = tparam (tty->TS_set_background, NULL, 0, (int) bg); |
6548cf00 | 1901 | OUTPUT (tty, p); |
a168702a GM |
1902 | xfree (p); |
1903 | } | |
1904 | } | |
1905 | } | |
177c0ea7 | 1906 | |
a168702a GM |
1907 | |
1908 | /* Turn off appearances of face FACE_ID on tty frame F. */ | |
1909 | ||
1910 | static void | |
1911 | turn_off_face (f, face_id) | |
1912 | struct frame *f; | |
1913 | int face_id; | |
1914 | { | |
1915 | struct face *face = FACE_FROM_ID (f, face_id); | |
28d7d09f | 1916 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a GM |
1917 | |
1918 | xassert (face != NULL); | |
1919 | ||
fca177d4 | 1920 | if (tty->TS_exit_attribute_mode) |
a168702a GM |
1921 | { |
1922 | /* Capability "me" will turn off appearance modes double-bright, | |
1923 | half-bright, reverse-video, standout, underline. It may or | |
1924 | may not turn off alt-char-mode. */ | |
1925 | if (face->tty_bold_p | |
1926 | || face->tty_dim_p | |
1927 | || face->tty_reverse_p | |
1928 | || face->tty_alt_charset_p | |
1929 | || face->tty_blinking_p | |
1930 | || face->tty_underline_p) | |
65aa5e85 | 1931 | { |
fca177d4 KL |
1932 | OUTPUT1_IF (tty, tty->TS_exit_attribute_mode); |
1933 | if (strcmp (tty->TS_exit_attribute_mode, tty->TS_end_standout_mode) == 0) | |
1934 | tty->standout_mode = 0; | |
65aa5e85 | 1935 | } |
a168702a GM |
1936 | |
1937 | if (face->tty_alt_charset_p) | |
fca177d4 | 1938 | OUTPUT_IF (tty, tty->TS_exit_alt_charset_mode); |
a168702a GM |
1939 | } |
1940 | else | |
1941 | { | |
1942 | /* If we don't have "me" we can only have those appearances | |
1943 | that have exit sequences defined. */ | |
1944 | if (face->tty_alt_charset_p) | |
fca177d4 | 1945 | OUTPUT_IF (tty, tty->TS_exit_alt_charset_mode); |
a168702a | 1946 | |
54800acb | 1947 | if (face->tty_underline_p) |
fca177d4 | 1948 | OUTPUT_IF (tty, tty->TS_exit_underline_mode); |
a168702a GM |
1949 | } |
1950 | ||
1951 | /* Switch back to default colors. */ | |
fca177d4 | 1952 | if (tty->TN_max_colors > 0 |
f9d2fdc4 EZ |
1953 | && ((face->foreground != FACE_TTY_DEFAULT_COLOR |
1954 | && face->foreground != FACE_TTY_DEFAULT_FG_COLOR) | |
1955 | || (face->background != FACE_TTY_DEFAULT_COLOR | |
1956 | && face->background != FACE_TTY_DEFAULT_BG_COLOR))) | |
fca177d4 | 1957 | OUTPUT1_IF (tty, tty->TS_orig_pair); |
a168702a | 1958 | } |
177c0ea7 JB |
1959 | |
1960 | ||
b63a55ac MB |
1961 | /* Return non-zero if the terminal on frame F supports all of the |
1962 | capabilities in CAPS simultaneously, with foreground and background | |
1963 | colors FG and BG. */ | |
1964 | ||
4a8130f2 | 1965 | int |
fca177d4 | 1966 | tty_capable_p (tty, caps, fg, bg) |
28d7d09f | 1967 | struct tty_display_info *tty; |
b63a55ac MB |
1968 | unsigned caps; |
1969 | unsigned long fg, bg; | |
1970 | { | |
fca177d4 KL |
1971 | #define TTY_CAPABLE_P_TRY(tty, cap, TS, NC_bit) \ |
1972 | if ((caps & (cap)) && (!(TS) || !MAY_USE_WITH_COLORS_P(tty, NC_bit))) \ | |
b63a55ac MB |
1973 | return 0; |
1974 | ||
fca177d4 KL |
1975 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_INVERSE, tty->TS_standout_mode, NC_REVERSE); |
1976 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_UNDERLINE, tty->TS_enter_underline_mode, NC_UNDERLINE); | |
1977 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_BOLD, tty->TS_enter_bold_mode, NC_BOLD); | |
1978 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_DIM, tty->TS_enter_dim_mode, NC_DIM); | |
1979 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_BLINK, tty->TS_enter_blink_mode, NC_BLINK); | |
1980 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_ALT_CHARSET, tty->TS_enter_alt_charset_mode, NC_ALT_CHARSET); | |
b63a55ac MB |
1981 | |
1982 | /* We can do it! */ | |
1983 | return 1; | |
1984 | } | |
1985 | ||
24268213 KL |
1986 | /* Return the tty display object specified by DISPLAY. DISPLAY may be |
1987 | a frame, a string, or nil for the display device of the current | |
1988 | frame. */ | |
3224dac1 KL |
1989 | |
1990 | static struct display * | |
1991 | get_tty_display (Lisp_Object display) | |
1992 | { | |
1993 | struct display *d; | |
1994 | ||
24268213 KL |
1995 | if (NILP (display)) |
1996 | display = selected_frame; | |
1997 | ||
3224dac1 KL |
1998 | if (! FRAMEP (display) && ! STRINGP (display)) |
1999 | return 0; | |
2000 | ||
2001 | /* The initial frame does not support colors. */ | |
2002 | if (FRAMEP (display) && FRAME_INITIAL_P (XFRAME (display))) | |
2003 | return 0; | |
2004 | ||
2005 | if (FRAMEP (display)) | |
2006 | { | |
2007 | if (! FRAME_TERMCAP_P (XFRAME (display))) | |
2008 | #if 0 /* XXX We need a predicate as the first argument; find one. */ | |
2009 | wrong_type_argument ("Not a termcap frame", display); | |
2010 | #else /* Until we fix the wrong_type_argument call above, simply throw | |
2011 | a dumb error. */ | |
2012 | error ("DISPLAY is not a termcap frame"); | |
2013 | #endif | |
2014 | ||
2015 | d = FRAME_DISPLAY (XFRAME (display)); | |
2016 | } | |
2017 | else if (STRINGP (display)) | |
2018 | { | |
2019 | char *name = (char *) alloca (SBYTES (display) + 1); | |
2020 | strncpy (name, SDATA (display), SBYTES (display)); | |
2021 | name[SBYTES (display)] = 0; | |
2022 | ||
2023 | d = get_named_tty_display (name); | |
2024 | ||
2025 | if (!d) | |
2026 | error ("There is no tty display on %s", name); | |
2027 | } | |
2028 | ||
2029 | return d; | |
2030 | } | |
2031 | ||
b63a55ac | 2032 | |
a168702a GM |
2033 | /* Return non-zero if the terminal is capable to display colors. */ |
2034 | ||
2035 | DEFUN ("tty-display-color-p", Ftty_display_color_p, Stty_display_color_p, | |
981e4297 | 2036 | 0, 1, 0, |
99fdd6bc EZ |
2037 | doc: /* Return non-nil if TTY can display colors on DISPLAY. */) |
2038 | (display) | |
2039 | Lisp_Object display; | |
a168702a | 2040 | { |
3224dac1 KL |
2041 | struct display *d = get_tty_display (display); |
2042 | if (!d) | |
428a555e | 2043 | return Qnil; |
3224dac1 KL |
2044 | else |
2045 | return d->display_info.tty->TN_max_colors > 0 ? Qt : Qnil; | |
a168702a GM |
2046 | } |
2047 | ||
bfa62f96 EZ |
2048 | /* Return the number of supported colors. */ |
2049 | DEFUN ("tty-display-color-cells", Ftty_display_color_cells, | |
2050 | Stty_display_color_cells, 0, 1, 0, | |
99fdd6bc EZ |
2051 | doc: /* Return the number of colors supported by TTY on DISPLAY. */) |
2052 | (display) | |
2053 | Lisp_Object display; | |
bfa62f96 | 2054 | { |
3224dac1 KL |
2055 | struct display *d = get_tty_display (display); |
2056 | if (!d) | |
428a555e | 2057 | return Qnil; |
3224dac1 KL |
2058 | else |
2059 | return make_number (d->display_info.tty->TN_max_colors); | |
bfa62f96 EZ |
2060 | } |
2061 | ||
ace28297 | 2062 | #ifndef WINDOWSNT |
a168702a | 2063 | |
ace28297 EZ |
2064 | /* Save or restore the default color-related capabilities of this |
2065 | terminal. */ | |
2066 | static void | |
28d7d09f | 2067 | tty_default_color_capabilities (struct tty_display_info *tty, int save) |
ace28297 EZ |
2068 | { |
2069 | static char | |
2070 | *default_orig_pair, *default_set_foreground, *default_set_background; | |
2071 | static int default_max_colors, default_max_pairs, default_no_color_video; | |
2072 | ||
2073 | if (save) | |
2074 | { | |
2075 | if (default_orig_pair) | |
2076 | xfree (default_orig_pair); | |
fca177d4 | 2077 | default_orig_pair = tty->TS_orig_pair ? xstrdup (tty->TS_orig_pair) : NULL; |
ace28297 EZ |
2078 | |
2079 | if (default_set_foreground) | |
2080 | xfree (default_set_foreground); | |
fca177d4 | 2081 | default_set_foreground = tty->TS_set_foreground ? xstrdup (tty->TS_set_foreground) |
ace28297 EZ |
2082 | : NULL; |
2083 | ||
2084 | if (default_set_background) | |
2085 | xfree (default_set_background); | |
fca177d4 | 2086 | default_set_background = tty->TS_set_background ? xstrdup (tty->TS_set_background) |
ace28297 EZ |
2087 | : NULL; |
2088 | ||
fca177d4 KL |
2089 | default_max_colors = tty->TN_max_colors; |
2090 | default_max_pairs = tty->TN_max_pairs; | |
2091 | default_no_color_video = tty->TN_no_color_video; | |
ace28297 EZ |
2092 | } |
2093 | else | |
2094 | { | |
fca177d4 KL |
2095 | tty->TS_orig_pair = default_orig_pair; |
2096 | tty->TS_set_foreground = default_set_foreground; | |
2097 | tty->TS_set_background = default_set_background; | |
2098 | tty->TN_max_colors = default_max_colors; | |
2099 | tty->TN_max_pairs = default_max_pairs; | |
2100 | tty->TN_no_color_video = default_no_color_video; | |
ace28297 EZ |
2101 | } |
2102 | } | |
2103 | ||
2104 | /* Setup one of the standard tty color schemes according to MODE. | |
2105 | MODE's value is generally the number of colors which we want to | |
2106 | support; zero means set up for the default capabilities, the ones | |
2107 | we saw at term_init time; -1 means turn off color support. */ | |
2108 | void | |
28d7d09f | 2109 | tty_setup_colors (struct tty_display_info *tty, int mode) |
ace28297 | 2110 | { |
40409f05 EZ |
2111 | /* Canonicalize all negative values of MODE. */ |
2112 | if (mode < -1) | |
2113 | mode = -1; | |
2114 | ||
ace28297 EZ |
2115 | switch (mode) |
2116 | { | |
2117 | case -1: /* no colors at all */ | |
fca177d4 KL |
2118 | tty->TN_max_colors = 0; |
2119 | tty->TN_max_pairs = 0; | |
2120 | tty->TN_no_color_video = 0; | |
2121 | tty->TS_set_foreground = tty->TS_set_background = tty->TS_orig_pair = NULL; | |
ace28297 EZ |
2122 | break; |
2123 | case 0: /* default colors, if any */ | |
2124 | default: | |
fca177d4 | 2125 | tty_default_color_capabilities (tty, 0); |
ace28297 EZ |
2126 | break; |
2127 | case 8: /* 8 standard ANSI colors */ | |
fca177d4 | 2128 | tty->TS_orig_pair = "\033[0m"; |
ace28297 | 2129 | #ifdef TERMINFO |
fca177d4 KL |
2130 | tty->TS_set_foreground = "\033[3%p1%dm"; |
2131 | tty->TS_set_background = "\033[4%p1%dm"; | |
ace28297 | 2132 | #else |
fca177d4 KL |
2133 | tty->TS_set_foreground = "\033[3%dm"; |
2134 | tty->TS_set_background = "\033[4%dm"; | |
ace28297 | 2135 | #endif |
fca177d4 KL |
2136 | tty->TN_max_colors = 8; |
2137 | tty->TN_max_pairs = 64; | |
2138 | tty->TN_no_color_video = 0; | |
ace28297 EZ |
2139 | break; |
2140 | } | |
2141 | } | |
2142 | ||
2143 | void | |
2144 | set_tty_color_mode (f, val) | |
2145 | struct frame *f; | |
2146 | Lisp_Object val; | |
2147 | { | |
dfc7a077 | 2148 | Lisp_Object color_mode_spec, current_mode_spec; |
ace28297 EZ |
2149 | Lisp_Object color_mode, current_mode; |
2150 | int mode, old_mode; | |
2151 | extern Lisp_Object Qtty_color_mode; | |
2152 | Lisp_Object tty_color_mode_alist; | |
2153 | ||
2154 | tty_color_mode_alist = Fintern_soft (build_string ("tty-color-mode-alist"), | |
2155 | Qnil); | |
2156 | ||
9ac61a89 | 2157 | if (INTEGERP (val)) |
ace28297 EZ |
2158 | color_mode = val; |
2159 | else | |
2160 | { | |
2161 | if (NILP (tty_color_mode_alist)) | |
2162 | color_mode_spec = Qnil; | |
2163 | else | |
2164 | color_mode_spec = Fassq (val, XSYMBOL (tty_color_mode_alist)->value); | |
ace28297 EZ |
2165 | |
2166 | if (CONSP (color_mode_spec)) | |
2167 | color_mode = XCDR (color_mode_spec); | |
2168 | else | |
2169 | color_mode = Qnil; | |
2170 | } | |
545d91d5 RS |
2171 | |
2172 | current_mode_spec = assq_no_quit (Qtty_color_mode, f->param_alist); | |
2173 | ||
ace28297 EZ |
2174 | if (CONSP (current_mode_spec)) |
2175 | current_mode = XCDR (current_mode_spec); | |
2176 | else | |
2177 | current_mode = Qnil; | |
9ac61a89 | 2178 | if (INTEGERP (color_mode)) |
ace28297 EZ |
2179 | mode = XINT (color_mode); |
2180 | else | |
2181 | mode = 0; /* meaning default */ | |
9ac61a89 | 2182 | if (INTEGERP (current_mode)) |
ace28297 EZ |
2183 | old_mode = XINT (current_mode); |
2184 | else | |
2185 | old_mode = 0; | |
2186 | ||
2187 | if (mode != old_mode) | |
2188 | { | |
fca177d4 | 2189 | tty_setup_colors (FRAME_TTY (f), mode); |
ace28297 EZ |
2190 | /* This recomputes all the faces given the new color |
2191 | definitions. */ | |
2192 | call0 (intern ("tty-set-up-initial-frame-faces")); | |
2193 | redraw_frame (f); | |
2194 | } | |
2195 | } | |
2196 | ||
2197 | #endif /* !WINDOWSNT */ | |
a168702a GM |
2198 | |
2199 | \f | |
28d440ab | 2200 | |
da8e1115 KL |
2201 | /* Return the termcap display with the given name. If NAME is null, |
2202 | return the display corresponding to our controlling terminal. | |
2203 | ||
2204 | Returns NULL if the named terminal device is not opened. */ | |
2205 | ||
3224dac1 | 2206 | struct display * |
428a555e | 2207 | get_named_tty_display (name) |
28d440ab KL |
2208 | char *name; |
2209 | { | |
428a555e KL |
2210 | struct display *d; |
2211 | ||
2212 | for (d = display_list; d; d = d->next_display) { | |
2213 | if (d->type == output_termcap | |
2214 | && ((d->display_info.tty->name == 0 && name == 0) | |
2215 | || (name && d->display_info.tty->name | |
2216 | && !strcmp (d->display_info.tty->name, name)))) | |
2217 | return d; | |
28d440ab KL |
2218 | }; |
2219 | ||
2220 | return 0; | |
2221 | } | |
2222 | ||
2223 | \f | |
819b8f00 KL |
2224 | |
2225 | DEFUN ("frame-tty-name", Fframe_tty_name, Sframe_tty_name, 0, 1, 0, | |
2226 | doc: /* Return the name of the TTY device that FRAME is displayed on. */) | |
2227 | (frame) | |
2228 | Lisp_Object frame; | |
2229 | { | |
2230 | struct frame *f; | |
2231 | ||
2232 | if (NILP (frame)) | |
2233 | { | |
2234 | f = XFRAME (selected_frame); | |
2235 | } | |
2236 | else | |
2237 | { | |
2238 | CHECK_LIVE_FRAME (frame); | |
2239 | f = XFRAME (frame); | |
2240 | } | |
2241 | ||
2242 | if (f->output_method != output_termcap) | |
2243 | wrong_type_argument (Qframe_tty_name, frame); | |
2244 | ||
28d7d09f KL |
2245 | if (FRAME_TTY (f)->name) |
2246 | return build_string (FRAME_TTY (f)->name); | |
819b8f00 KL |
2247 | else |
2248 | return Qnil; | |
2249 | } | |
2250 | ||
2251 | DEFUN ("frame-tty-type", Fframe_tty_type, Sframe_tty_type, 0, 1, 0, | |
2252 | doc: /* Return the type of the TTY device that FRAME is displayed on. */) | |
2253 | (frame) | |
2254 | Lisp_Object frame; | |
2255 | { | |
2256 | struct frame *f; | |
daf01701 | 2257 | |
819b8f00 KL |
2258 | if (NILP (frame)) |
2259 | { | |
2260 | f = XFRAME (selected_frame); | |
2261 | } | |
2262 | else | |
2263 | { | |
2264 | CHECK_LIVE_FRAME (frame); | |
2265 | f = XFRAME (frame); | |
2266 | } | |
2267 | ||
2268 | if (f->output_method != output_termcap) | |
2269 | wrong_type_argument (Qframe_tty_type, frame); | |
2270 | ||
28d7d09f KL |
2271 | if (FRAME_TTY (f)->type) |
2272 | return build_string (FRAME_TTY (f)->type); | |
819b8f00 KL |
2273 | else |
2274 | return Qnil; | |
2275 | } | |
2276 | ||
2277 | \f | |
a168702a GM |
2278 | /*********************************************************************** |
2279 | Initialization | |
2280 | ***********************************************************************/ | |
2281 | ||
3224dac1 | 2282 | /* Create the bootstrap display device for the initial frame. |
da8e1115 | 2283 | Returns a display of type output_initial. */ |
3224dac1 | 2284 | |
428a555e | 2285 | struct display * |
3224dac1 | 2286 | init_initial_display (void) |
28d440ab | 2287 | { |
428a555e KL |
2288 | if (initialized || display_list || tty_list) |
2289 | abort (); | |
2290 | ||
3224dac1 KL |
2291 | initial_display = create_display (); |
2292 | initial_display->type = output_initial; | |
428a555e | 2293 | |
3224dac1 KL |
2294 | initial_display->delete_display_hook = &delete_initial_display; |
2295 | /* All other hooks are NULL. */ | |
428a555e | 2296 | |
3224dac1 KL |
2297 | return initial_display; |
2298 | } | |
2299 | ||
2300 | /* Deletes the bootstrap display device. | |
2301 | Called through delete_display_hook. */ | |
da8e1115 | 2302 | |
3224dac1 KL |
2303 | void |
2304 | delete_initial_display (struct display *display) | |
2305 | { | |
2306 | if (display != initial_display) | |
2307 | abort (); | |
2308 | ||
2309 | delete_display (display); | |
2310 | initial_display = NULL; | |
28d440ab KL |
2311 | } |
2312 | ||
03a1d6bd KL |
2313 | /* Drop the controlling terminal if fd is the same device. */ |
2314 | void | |
2315 | dissociate_if_controlling_tty (int fd) | |
2316 | { | |
2317 | #if defined (USG) && !defined (BSD_PGRPS) | |
2318 | int pgid; | |
2319 | EMACS_GET_TTY_PGRP (fd, &pgid); | |
2320 | if (pgid != -1) | |
2321 | { | |
2322 | setpgrp (); | |
2323 | no_controlling_tty = 1; | |
2324 | } | |
2325 | #else | |
2326 | #ifdef TIOCNOTTY /* Try BSD ioctls. */ | |
2327 | sigblock (sigmask (SIGTTOU)); | |
2328 | if (ioctl (fd, TIOCNOTTY, 0) != -1) | |
2329 | { | |
2330 | no_controlling_tty = 1; | |
2331 | } | |
2332 | sigunblock (sigmask (SIGTTOU)); | |
2333 | #else | |
2334 | /* Unknown system. */ | |
2335 | croak (); | |
2336 | #endif /* ! TIOCNOTTY */ | |
2337 | #endif /* ! USG */ | |
2338 | } | |
2339 | ||
3224dac1 KL |
2340 | /* Create a termcap display on the tty device with the given name and |
2341 | type. | |
2342 | ||
2343 | If NAME is NULL, then use the controlling tty, i.e., stdin/stdout. | |
2344 | Otherwise NAME should be a path to the tty device file, | |
2345 | e.g. "/dev/pts/7". | |
28d440ab | 2346 | |
3224dac1 KL |
2347 | TERMINAL_TYPE is the termcap type of the device, e.g. "vt100". |
2348 | ||
2349 | If MUST_SUCCEED is true, then all errors are fatal. */ | |
da8e1115 | 2350 | |
428a555e | 2351 | struct display * |
3224dac1 | 2352 | term_init (char *name, char *terminal_type, int must_succeed) |
08a24c47 JB |
2353 | { |
2354 | char *area; | |
2355 | char **address = &area; | |
3a06a6d9 | 2356 | char *buffer = NULL; |
5846981b | 2357 | int buffer_size = 4096; |
08a24c47 JB |
2358 | register char *p; |
2359 | int status; | |
28d7d09f | 2360 | struct tty_display_info *tty; |
428a555e | 2361 | struct display *display; |
28d440ab | 2362 | |
3224dac1 KL |
2363 | static void maybe_fatal(); |
2364 | ||
2365 | if (!terminal_type) | |
2366 | maybe_fatal (must_succeed, 0, 0, | |
2367 | "Unknown terminal type", | |
2368 | "Unknown terminal type"); | |
2369 | ||
428a555e KL |
2370 | display = get_named_tty_display (name); |
2371 | if (display) | |
0b0d3e0b | 2372 | { |
2666355c KL |
2373 | /* XXX We would be able to support multiple emacsclients from |
2374 | the same terminal if display devices were Lisp objects. | |
2375 | (Lisp code must know the difference between two separate | |
2376 | displays on the same terminal device.) -- lorentey */ | |
0b0d3e0b KL |
2377 | if (! display->display_info.tty->input) |
2378 | error ("%s already has a suspended frame on it, can't open it twice", name); | |
2379 | return display; | |
2380 | } | |
428a555e | 2381 | |
3224dac1 KL |
2382 | display = create_display (); |
2383 | tty = (struct tty_display_info *) xmalloc (sizeof (struct tty_display_info)); | |
2384 | bzero (tty, sizeof (struct tty_display_info)); | |
2385 | tty->next = tty_list; | |
2386 | tty_list = tty; | |
428a555e | 2387 | |
3224dac1 KL |
2388 | display->type = output_termcap; |
2389 | display->display_info.tty = tty; | |
2390 | tty->display = display; | |
28d440ab | 2391 | |
7b00d185 KL |
2392 | tty->Wcm = (struct cm *) xmalloc (sizeof (struct cm)); |
2393 | Wcm_clear (tty); | |
daf01701 | 2394 | |
428a555e | 2395 | display->rif = 0; /* ttys don't support window-based redisplay. */ |
3224dac1 KL |
2396 | |
2397 | display->cursor_to_hook = &tty_cursor_to; | |
2398 | display->raw_cursor_to_hook = &tty_raw_cursor_to; | |
2399 | ||
2400 | display->clear_to_end_hook = &tty_clear_to_end; | |
2401 | display->clear_frame_hook = &tty_clear_frame; | |
2402 | display->clear_end_of_line_hook = &tty_clear_end_of_line; | |
2403 | ||
2404 | display->ins_del_lines_hook = &tty_ins_del_lines; | |
2405 | ||
2406 | display->insert_glyphs_hook = &tty_insert_glyphs; | |
2407 | display->write_glyphs_hook = &tty_write_glyphs; | |
2408 | display->delete_glyphs_hook = &tty_delete_glyphs; | |
2409 | ||
2410 | display->ring_bell_hook = &tty_ring_bell; | |
2411 | ||
2412 | display->reset_terminal_modes_hook = &tty_reset_terminal_modes; | |
2413 | display->set_terminal_modes_hook = &tty_set_terminal_modes; | |
2414 | display->update_begin_hook = 0; /* Not needed. */ | |
2415 | display->update_end_hook = &tty_update_end; | |
2416 | display->set_terminal_window_hook = &tty_set_terminal_window; | |
2417 | ||
2418 | display->mouse_position_hook = 0; /* Not needed. */ | |
2419 | display->frame_rehighlight_hook = 0; /* Not needed. */ | |
2420 | display->frame_raise_lower_hook = 0; /* Not needed. */ | |
2421 | ||
2422 | display->set_vertical_scroll_bar_hook = 0; /* Not needed. */ | |
2423 | display->condemn_scroll_bars_hook = 0; /* Not needed. */ | |
2424 | display->redeem_scroll_bar_hook = 0; /* Not needed. */ | |
2425 | display->judge_scroll_bars_hook = 0; /* Not needed. */ | |
2426 | ||
8f1ce423 | 2427 | display->read_socket_hook = &tty_read_avail_input; /* keyboard.c */ |
3224dac1 KL |
2428 | display->frame_up_to_date_hook = 0; /* Not needed. */ |
2429 | ||
428a555e KL |
2430 | display->delete_frame_hook = &delete_tty_output; |
2431 | display->delete_display_hook = &delete_tty; | |
2432 | ||
28d440ab KL |
2433 | if (name) |
2434 | { | |
2435 | int fd; | |
0a125897 | 2436 | FILE *file; |
0c72d684 KL |
2437 | |
2438 | #ifdef O_IGNORE_CTTY | |
2439 | /* Open the terminal device. Don't recognize it as our | |
2440 | controlling terminal, and don't make it the controlling tty | |
2441 | if we don't have one at the moment. */ | |
2442 | fd = emacs_open (name, O_RDWR | O_IGNORE_CTTY | O_NOCTTY, 0); | |
2443 | #else | |
2666355c KL |
2444 | /* Alas, O_IGNORE_CTTY is a GNU extension that seems to be only |
2445 | defined on Hurd. On other systems, we need to dissociate | |
2446 | ourselves from the controlling tty when we want to open a | |
03a1d6bd | 2447 | frame on the same terminal. */ |
0c72d684 KL |
2448 | |
2449 | fd = emacs_open (name, O_RDWR | O_NOCTTY, 0); | |
03a1d6bd | 2450 | |
0c72d684 KL |
2451 | #endif /* O_IGNORE_CTTY */ |
2452 | ||
28d440ab KL |
2453 | if (fd < 0) |
2454 | { | |
428a555e | 2455 | delete_tty (display); |
fca177d4 | 2456 | error ("Could not open file: %s", name); |
28d440ab | 2457 | } |
0c72d684 KL |
2458 | if (! isatty (fd)) |
2459 | { | |
2460 | close (fd); | |
2461 | error ("Not a tty device: %s", name); | |
2462 | } | |
2463 | ||
03a1d6bd KL |
2464 | dissociate_if_controlling_tty (fd); |
2465 | ||
0a125897 | 2466 | file = fdopen (fd, "w+"); |
28d7d09f KL |
2467 | tty->name = xstrdup (name); |
2468 | tty->input = file; | |
2469 | tty->output = file; | |
28d440ab KL |
2470 | } |
2471 | else | |
2472 | { | |
0c72d684 KL |
2473 | if (no_controlling_tty) |
2474 | { | |
2475 | /* Opening a frame on stdout is unsafe if we have | |
2476 | disconnected our controlling terminal. */ | |
2477 | error ("There is no controlling terminal any more"); | |
2478 | } | |
28d7d09f KL |
2479 | tty->name = 0; |
2480 | tty->input = stdin; | |
2481 | tty->output = stdout; | |
28d440ab KL |
2482 | } |
2483 | ||
28d7d09f | 2484 | tty->type = xstrdup (terminal_type); |
28d440ab | 2485 | |
819b8f00 | 2486 | add_keyboard_wait_descriptor (fileno (tty->input)); |
daf01701 | 2487 | |
cb28b9c2 | 2488 | #ifdef WINDOWSNT |
29f27c39 | 2489 | initialize_w32_display (); |
cb28b9c2 | 2490 | |
fca177d4 | 2491 | Wcm_clear (tty); |
cb28b9c2 | 2492 | |
a678d9ff | 2493 | area = (char *) xmalloc (2044); |
cb28b9c2 | 2494 | |
428a555e KL |
2495 | FrameRows (tty) = FRAME_LINES (f); /* XXX */ |
2496 | FrameCols (tty) = FRAME_COLS (f); /* XXX */ | |
2497 | tty->specified_window = FRAME_LINES (f); /* XXX */ | |
cb28b9c2 | 2498 | |
428a555e | 2499 | tty->display->delete_in_insert_mode = 1; |
cb28b9c2 | 2500 | |
daf01701 | 2501 | UseTabs (tty) = 0; |
428a555e | 2502 | display->scroll_region_ok = 0; |
cb28b9c2 RS |
2503 | |
2504 | /* Seems to insert lines when it's not supposed to, messing | |
2505 | up the display. In doing a trace, it didn't seem to be | |
2506 | called much, so I don't think we're losing anything by | |
2507 | turning it off. */ | |
428a555e KL |
2508 | display->line_ins_del_ok = 0; |
2509 | display->char_ins_del_ok = 1; | |
cb28b9c2 RS |
2510 | |
2511 | baud_rate = 19200; | |
2512 | ||
428a555e KL |
2513 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; /* XXX */ |
2514 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = vertical_scroll_bar_none; /* XXX */ | |
acfcd5cd | 2515 | TN_max_colors = 16; /* Required to be non-zero for tty-display-color-p */ |
cb28b9c2 | 2516 | |
428a555e | 2517 | return display; |
eccec691 | 2518 | #else /* not WINDOWSNT */ |
cb28b9c2 | 2519 | |
6548cf00 | 2520 | Wcm_clear (tty); |
08a24c47 | 2521 | |
3a06a6d9 | 2522 | buffer = (char *) xmalloc (buffer_size); |
03a1d6bd KL |
2523 | |
2524 | /* On some systems, tgetent tries to access the controlling | |
2525 | terminal. */ | |
2526 | sigblock (sigmask (SIGTTOU)); | |
08a24c47 | 2527 | status = tgetent (buffer, terminal_type); |
03a1d6bd KL |
2528 | sigunblock (sigmask (SIGTTOU)); |
2529 | ||
08a24c47 | 2530 | if (status < 0) |
b0347178 KH |
2531 | { |
2532 | #ifdef TERMINFO | |
3224dac1 KL |
2533 | maybe_fatal (must_succeed, buffer, display, |
2534 | "Cannot open terminfo database file", | |
2535 | "Cannot open terminfo database file"); | |
b0347178 | 2536 | #else |
3224dac1 KL |
2537 | maybe_fatal (must_succeed, buffer, display, |
2538 | "Cannot open termcap database file", | |
2539 | "Cannot open termcap database file"); | |
b0347178 KH |
2540 | #endif |
2541 | } | |
08a24c47 | 2542 | if (status == 0) |
b0347178 KH |
2543 | { |
2544 | #ifdef TERMINFO | |
3224dac1 KL |
2545 | maybe_fatal (must_succeed, buffer, display, |
2546 | "Terminal type %s is not defined", | |
2547 | "Terminal type %s is not defined.\n\ | |
0a125897 | 2548 | If that is not the actual type of terminal you have,\n\ |
b0347178 KH |
2549 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2550 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2551 | to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.", |
3224dac1 | 2552 | terminal_type); |
b0347178 | 2553 | #else |
3224dac1 KL |
2554 | maybe_fatal (must_succeed, buffer, display, |
2555 | "Terminal type %s is not defined", | |
2556 | "Terminal type %s is not defined.\n\ | |
0a125897 | 2557 | If that is not the actual type of terminal you have,\n\ |
c5a9c3e6 RS |
2558 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2559 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2560 | to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.", |
3224dac1 | 2561 | terminal_type); |
b0347178 KH |
2562 | #endif |
2563 | } | |
3a06a6d9 | 2564 | |
f730033e | 2565 | #ifndef TERMINFO |
3a06a6d9 | 2566 | if (strlen (buffer) >= buffer_size) |
08a24c47 | 2567 | abort (); |
f730033e | 2568 | buffer_size = strlen (buffer); |
3dd3a502 | 2569 | #endif |
f730033e | 2570 | area = (char *) xmalloc (buffer_size); |
08a24c47 | 2571 | |
fca177d4 KL |
2572 | tty->TS_ins_line = tgetstr ("al", address); |
2573 | tty->TS_ins_multi_lines = tgetstr ("AL", address); | |
2574 | tty->TS_bell = tgetstr ("bl", address); | |
6548cf00 | 2575 | BackTab (tty) = tgetstr ("bt", address); |
fca177d4 KL |
2576 | tty->TS_clr_to_bottom = tgetstr ("cd", address); |
2577 | tty->TS_clr_line = tgetstr ("ce", address); | |
2578 | tty->TS_clr_frame = tgetstr ("cl", address); | |
6548cf00 KL |
2579 | ColPosition (tty) = NULL; /* tgetstr ("ch", address); */ |
2580 | AbsPosition (tty) = tgetstr ("cm", address); | |
2581 | CR (tty) = tgetstr ("cr", address); | |
fca177d4 KL |
2582 | tty->TS_set_scroll_region = tgetstr ("cs", address); |
2583 | tty->TS_set_scroll_region_1 = tgetstr ("cS", address); | |
6548cf00 | 2584 | RowPosition (tty) = tgetstr ("cv", address); |
fca177d4 KL |
2585 | tty->TS_del_char = tgetstr ("dc", address); |
2586 | tty->TS_del_multi_chars = tgetstr ("DC", address); | |
2587 | tty->TS_del_line = tgetstr ("dl", address); | |
2588 | tty->TS_del_multi_lines = tgetstr ("DL", address); | |
2589 | tty->TS_delete_mode = tgetstr ("dm", address); | |
2590 | tty->TS_end_delete_mode = tgetstr ("ed", address); | |
2591 | tty->TS_end_insert_mode = tgetstr ("ei", address); | |
6548cf00 | 2592 | Home (tty) = tgetstr ("ho", address); |
fca177d4 KL |
2593 | tty->TS_ins_char = tgetstr ("ic", address); |
2594 | tty->TS_ins_multi_chars = tgetstr ("IC", address); | |
2595 | tty->TS_insert_mode = tgetstr ("im", address); | |
2596 | tty->TS_pad_inserted_char = tgetstr ("ip", address); | |
2597 | tty->TS_end_keypad_mode = tgetstr ("ke", address); | |
2598 | tty->TS_keypad_mode = tgetstr ("ks", address); | |
6548cf00 KL |
2599 | LastLine (tty) = tgetstr ("ll", address); |
2600 | Right (tty) = tgetstr ("nd", address); | |
2601 | Down (tty) = tgetstr ("do", address); | |
2602 | if (!Down (tty)) | |
2603 | Down (tty) = tgetstr ("nl", address); /* Obsolete name for "do" */ | |
08a24c47 JB |
2604 | #ifdef VMS |
2605 | /* VMS puts a carriage return before each linefeed, | |
2606 | so it is not safe to use linefeeds. */ | |
6548cf00 KL |
2607 | if (Down (tty) && Down (tty)[0] == '\n' && Down (tty)[1] == '\0') |
2608 | Down (tty) = 0; | |
08a24c47 JB |
2609 | #endif /* VMS */ |
2610 | if (tgetflag ("bs")) | |
6548cf00 | 2611 | Left (tty) = "\b"; /* can't possibly be longer! */ |
08a24c47 | 2612 | else /* (Actually, "bs" is obsolete...) */ |
6548cf00 KL |
2613 | Left (tty) = tgetstr ("le", address); |
2614 | if (!Left (tty)) | |
2615 | Left (tty) = tgetstr ("bc", address); /* Obsolete name for "le" */ | |
fca177d4 KL |
2616 | tty->TS_pad_char = tgetstr ("pc", address); |
2617 | tty->TS_repeat = tgetstr ("rp", address); | |
2618 | tty->TS_end_standout_mode = tgetstr ("se", address); | |
2619 | tty->TS_fwd_scroll = tgetstr ("sf", address); | |
2620 | tty->TS_standout_mode = tgetstr ("so", address); | |
2621 | tty->TS_rev_scroll = tgetstr ("sr", address); | |
6548cf00 | 2622 | tty->Wcm->cm_tab = tgetstr ("ta", address); |
fca177d4 KL |
2623 | tty->TS_end_termcap_modes = tgetstr ("te", address); |
2624 | tty->TS_termcap_modes = tgetstr ("ti", address); | |
6548cf00 | 2625 | Up (tty) = tgetstr ("up", address); |
fca177d4 KL |
2626 | tty->TS_visible_bell = tgetstr ("vb", address); |
2627 | tty->TS_cursor_normal = tgetstr ("ve", address); | |
2628 | tty->TS_cursor_visible = tgetstr ("vs", address); | |
2629 | tty->TS_cursor_invisible = tgetstr ("vi", address); | |
2630 | tty->TS_set_window = tgetstr ("wi", address); | |
2631 | ||
2632 | tty->TS_enter_underline_mode = tgetstr ("us", address); | |
2633 | tty->TS_exit_underline_mode = tgetstr ("ue", address); | |
2634 | tty->TS_enter_bold_mode = tgetstr ("md", address); | |
2635 | tty->TS_enter_dim_mode = tgetstr ("mh", address); | |
2636 | tty->TS_enter_blink_mode = tgetstr ("mb", address); | |
2637 | tty->TS_enter_reverse_mode = tgetstr ("mr", address); | |
2638 | tty->TS_enter_alt_charset_mode = tgetstr ("as", address); | |
2639 | tty->TS_exit_alt_charset_mode = tgetstr ("ae", address); | |
2640 | tty->TS_exit_attribute_mode = tgetstr ("me", address); | |
177c0ea7 | 2641 | |
6548cf00 KL |
2642 | MultiUp (tty) = tgetstr ("UP", address); |
2643 | MultiDown (tty) = tgetstr ("DO", address); | |
2644 | MultiLeft (tty) = tgetstr ("LE", address); | |
2645 | MultiRight (tty) = tgetstr ("RI", address); | |
08a24c47 | 2646 | |
e7f90eab GM |
2647 | /* SVr4/ANSI color suppert. If "op" isn't available, don't support |
2648 | color because we can't switch back to the default foreground and | |
2649 | background. */ | |
fca177d4 KL |
2650 | tty->TS_orig_pair = tgetstr ("op", address); |
2651 | if (tty->TS_orig_pair) | |
a168702a | 2652 | { |
fca177d4 KL |
2653 | tty->TS_set_foreground = tgetstr ("AF", address); |
2654 | tty->TS_set_background = tgetstr ("AB", address); | |
2655 | if (!tty->TS_set_foreground) | |
e7f90eab GM |
2656 | { |
2657 | /* SVr4. */ | |
fca177d4 KL |
2658 | tty->TS_set_foreground = tgetstr ("Sf", address); |
2659 | tty->TS_set_background = tgetstr ("Sb", address); | |
e7f90eab | 2660 | } |
177c0ea7 | 2661 | |
fca177d4 KL |
2662 | tty->TN_max_colors = tgetnum ("Co"); |
2663 | tty->TN_max_pairs = tgetnum ("pa"); | |
177c0ea7 | 2664 | |
fca177d4 KL |
2665 | tty->TN_no_color_video = tgetnum ("NC"); |
2666 | if (tty->TN_no_color_video == -1) | |
2667 | tty->TN_no_color_video = 0; | |
a168702a | 2668 | } |
a168702a | 2669 | |
fca177d4 | 2670 | tty_default_color_capabilities (tty, 1); |
ace28297 | 2671 | |
6548cf00 | 2672 | MagicWrap (tty) = tgetflag ("xn"); |
e4058338 KH |
2673 | /* Since we make MagicWrap terminals look like AutoWrap, we need to have |
2674 | the former flag imply the latter. */ | |
6548cf00 | 2675 | AutoWrap (tty) = MagicWrap (tty) || tgetflag ("am"); |
428a555e | 2676 | display->memory_below_frame = tgetflag ("db"); |
fca177d4 | 2677 | tty->TF_hazeltine = tgetflag ("hz"); |
428a555e | 2678 | display->must_write_spaces = tgetflag ("in"); |
fca177d4 KL |
2679 | tty->meta_key = tgetflag ("km") || tgetflag ("MT"); |
2680 | tty->TF_insmode_motion = tgetflag ("mi"); | |
2681 | tty->TF_standout_motion = tgetflag ("ms"); | |
2682 | tty->TF_underscore = tgetflag ("ul"); | |
2683 | tty->TF_teleray = tgetflag ("xt"); | |
08a24c47 | 2684 | |
5c2c7893 JB |
2685 | term_get_fkeys (address); |
2686 | ||
ff11dfa1 | 2687 | /* Get frame size from system, or else from termcap. */ |
3b12ce12 RS |
2688 | { |
2689 | int height, width; | |
0b0d3e0b | 2690 | get_tty_size (fileno (tty->input), &width, &height); |
0a125897 KL |
2691 | FrameCols (tty) = width; |
2692 | FrameRows (tty) = height; | |
3b12ce12 RS |
2693 | } |
2694 | ||
0a125897 KL |
2695 | if (FrameCols (tty) <= 0) |
2696 | FrameCols (tty) = tgetnum ("co"); | |
2697 | if (FrameRows (tty) <= 0) | |
2698 | FrameRows (tty) = tgetnum ("li"); | |
177c0ea7 | 2699 | |
0a125897 | 2700 | if (FrameRows (tty) < 3 || FrameCols (tty) < 3) |
3224dac1 KL |
2701 | maybe_fatal (must_succeed, NULL, display, |
2702 | "Screen size %dx%d is too small" | |
2703 | "Screen size %dx%d is too small", | |
0a125897 | 2704 | FrameCols (tty), FrameRows (tty)); |
ee7a2de4 | 2705 | |
8a56675d | 2706 | #if 0 /* This is not used anywhere. */ |
428a555e | 2707 | tty->display->min_padding_speed = tgetnum ("pb"); |
8a56675d | 2708 | #endif |
28d440ab | 2709 | |
6548cf00 | 2710 | TabWidth (tty) = tgetnum ("tw"); |
08a24c47 JB |
2711 | |
2712 | #ifdef VMS | |
2713 | /* These capabilities commonly use ^J. | |
2714 | I don't know why, but sending them on VMS does not work; | |
2715 | it causes following spaces to be lost, sometimes. | |
2716 | For now, the simplest fix is to avoid using these capabilities ever. */ | |
6548cf00 KL |
2717 | if (Down (tty) && Down (tty)[0] == '\n') |
2718 | Down (tty) = 0; | |
08a24c47 JB |
2719 | #endif /* VMS */ |
2720 | ||
fca177d4 KL |
2721 | if (!tty->TS_bell) |
2722 | tty->TS_bell = "\07"; | |
08a24c47 | 2723 | |
fca177d4 KL |
2724 | if (!tty->TS_fwd_scroll) |
2725 | tty->TS_fwd_scroll = Down (tty); | |
08a24c47 | 2726 | |
fca177d4 | 2727 | PC = tty->TS_pad_char ? *tty->TS_pad_char : 0; |
08a24c47 | 2728 | |
6548cf00 KL |
2729 | if (TabWidth (tty) < 0) |
2730 | TabWidth (tty) = 8; | |
177c0ea7 | 2731 | |
08a24c47 JB |
2732 | /* Turned off since /etc/termcap seems to have :ta= for most terminals |
2733 | and newer termcap doc does not seem to say there is a default. | |
6548cf00 KL |
2734 | if (!tty->Wcm->cm_tab) |
2735 | tty->Wcm->cm_tab = "\t"; | |
08a24c47 JB |
2736 | */ |
2737 | ||
54800acb MB |
2738 | /* We don't support standout modes that use `magic cookies', so |
2739 | turn off any that do. */ | |
fca177d4 | 2740 | if (tty->TS_standout_mode && tgetnum ("sg") >= 0) |
54800acb | 2741 | { |
fca177d4 KL |
2742 | tty->TS_standout_mode = 0; |
2743 | tty->TS_end_standout_mode = 0; | |
54800acb | 2744 | } |
fca177d4 | 2745 | if (tty->TS_enter_underline_mode && tgetnum ("ug") >= 0) |
54800acb | 2746 | { |
fca177d4 KL |
2747 | tty->TS_enter_underline_mode = 0; |
2748 | tty->TS_exit_underline_mode = 0; | |
54800acb MB |
2749 | } |
2750 | ||
2751 | /* If there's no standout mode, try to use underlining instead. */ | |
fca177d4 | 2752 | if (tty->TS_standout_mode == 0) |
08a24c47 | 2753 | { |
fca177d4 KL |
2754 | tty->TS_standout_mode = tty->TS_enter_underline_mode; |
2755 | tty->TS_end_standout_mode = tty->TS_exit_underline_mode; | |
08a24c47 JB |
2756 | } |
2757 | ||
afd359c4 RS |
2758 | /* If no `se' string, try using a `me' string instead. |
2759 | If that fails, we can't use standout mode at all. */ | |
fca177d4 | 2760 | if (tty->TS_end_standout_mode == 0) |
afd359c4 | 2761 | { |
e4bfb3b6 | 2762 | char *s = tgetstr ("me", address); |
afd359c4 | 2763 | if (s != 0) |
fca177d4 | 2764 | tty->TS_end_standout_mode = s; |
afd359c4 | 2765 | else |
fca177d4 | 2766 | tty->TS_standout_mode = 0; |
afd359c4 RS |
2767 | } |
2768 | ||
fca177d4 | 2769 | if (tty->TF_teleray) |
08a24c47 | 2770 | { |
6548cf00 | 2771 | tty->Wcm->cm_tab = 0; |
54800acb | 2772 | /* We can't support standout mode, because it uses magic cookies. */ |
fca177d4 | 2773 | tty->TS_standout_mode = 0; |
08a24c47 | 2774 | /* But that means we cannot rely on ^M to go to column zero! */ |
6548cf00 | 2775 | CR (tty) = 0; |
08a24c47 JB |
2776 | /* LF can't be trusted either -- can alter hpos */ |
2777 | /* if move at column 0 thru a line with TS_standout_mode */ | |
6548cf00 | 2778 | Down (tty) = 0; |
08a24c47 JB |
2779 | } |
2780 | ||
2781 | /* Special handling for certain terminal types known to need it */ | |
2782 | ||
2783 | if (!strcmp (terminal_type, "supdup")) | |
2784 | { | |
428a555e | 2785 | display->memory_below_frame = 1; |
6548cf00 | 2786 | tty->Wcm->cm_losewrap = 1; |
08a24c47 JB |
2787 | } |
2788 | if (!strncmp (terminal_type, "c10", 3) | |
2789 | || !strcmp (terminal_type, "perq")) | |
2790 | { | |
2791 | /* Supply a makeshift :wi string. | |
2792 | This string is not valid in general since it works only | |
2793 | for windows starting at the upper left corner; | |
2794 | but that is all Emacs uses. | |
daf01701 | 2795 | |
ff11dfa1 | 2796 | This string works only if the frame is using |
08a24c47 JB |
2797 | the top of the video memory, because addressing is memory-relative. |
2798 | So first check the :ti string to see if that is true. | |
2799 | ||
2800 | It would be simpler if the :wi string could go in the termcap | |
2801 | entry, but it can't because it is not fully valid. | |
2802 | If it were in the termcap entry, it would confuse other programs. */ | |
fca177d4 | 2803 | if (!tty->TS_set_window) |
08a24c47 | 2804 | { |
fca177d4 | 2805 | p = tty->TS_termcap_modes; |
08a24c47 JB |
2806 | while (*p && strcmp (p, "\033v ")) |
2807 | p++; | |
2808 | if (*p) | |
fca177d4 | 2809 | tty->TS_set_window = "\033v%C %C %C %C "; |
08a24c47 JB |
2810 | } |
2811 | /* Termcap entry often fails to have :in: flag */ | |
428a555e | 2812 | display->must_write_spaces = 1; |
08a24c47 JB |
2813 | /* :ti string typically fails to have \E^G! in it */ |
2814 | /* This limits scope of insert-char to one line. */ | |
fca177d4 | 2815 | strcpy (area, tty->TS_termcap_modes); |
08a24c47 | 2816 | strcat (area, "\033\007!"); |
fca177d4 | 2817 | tty->TS_termcap_modes = area; |
08a24c47 | 2818 | area += strlen (area) + 1; |
6548cf00 | 2819 | p = AbsPosition (tty); |
08a24c47 | 2820 | /* Change all %+ parameters to %C, to handle |
28d440ab | 2821 | values above 96 correctly for the C100. */ |
08a24c47 | 2822 | while (*p) |
28d440ab KL |
2823 | { |
2824 | if (p[0] == '%' && p[1] == '+') | |
2825 | p[1] = 'C'; | |
2826 | p++; | |
2827 | } | |
08a24c47 JB |
2828 | } |
2829 | ||
0a125897 | 2830 | tty->specified_window = FrameRows (tty); |
08a24c47 | 2831 | |
6548cf00 | 2832 | if (Wcm_init (tty) == -1) /* can't do cursor motion */ |
3224dac1 KL |
2833 | { |
2834 | maybe_fatal (must_succeed, NULL, display, | |
2835 | "Terminal type \"%s\" is not powerful enough to run Emacs", | |
08a24c47 | 2836 | #ifdef VMS |
3224dac1 | 2837 | "Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
08a24c47 JB |
2838 | It lacks the ability to position the cursor.\n\ |
2839 | If that is not the actual type of terminal you have, use either the\n\ | |
2840 | DCL command `SET TERMINAL/DEVICE= ...' for DEC-compatible terminals,\n\ | |
e12c1054 | 2841 | or `define EMACS_TERM \"terminal type\"' for non-DEC terminals.", |
37dad45a RS |
2842 | #else /* not VMS */ |
2843 | # ifdef TERMINFO | |
3224dac1 | 2844 | "Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
0a125897 KL |
2845 | It lacks the ability to position the cursor.\n\ |
2846 | If that is not the actual type of terminal you have,\n\ | |
37dad45a RS |
2847 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2848 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2849 | to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.", |
37dad45a | 2850 | # else /* TERMCAP */ |
3224dac1 | 2851 | "Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
0a125897 | 2852 | It lacks the ability to position the cursor.\n\ |
08a24c47 | 2853 | If that is not the actual type of terminal you have,\n\ |
c5a9c3e6 RS |
2854 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2855 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2856 | to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.", |
37dad45a RS |
2857 | # endif /* TERMINFO */ |
2858 | #endif /*VMS */ | |
3224dac1 | 2859 | terminal_type); |
fca177d4 | 2860 | } |
daf01701 | 2861 | |
0a125897 | 2862 | if (FrameRows (tty) <= 0 || FrameCols (tty) <= 0) |
3224dac1 KL |
2863 | maybe_fatal (must_succeed, NULL, display, |
2864 | "Could not determine the frame size", | |
2865 | "Could not determine the frame size"); | |
08a24c47 | 2866 | |
fca177d4 KL |
2867 | tty->delete_in_insert_mode |
2868 | = tty->TS_delete_mode && tty->TS_insert_mode | |
2869 | && !strcmp (tty->TS_delete_mode, tty->TS_insert_mode); | |
08a24c47 | 2870 | |
fca177d4 KL |
2871 | tty->se_is_so = (tty->TS_standout_mode |
2872 | && tty->TS_end_standout_mode | |
2873 | && !strcmp (tty->TS_standout_mode, tty->TS_end_standout_mode)); | |
08a24c47 | 2874 | |
0b0d3e0b | 2875 | UseTabs (tty) = tabs_safe_p (fileno (tty->input)) && TabWidth (tty) == 8; |
08a24c47 | 2876 | |
428a555e | 2877 | display->scroll_region_ok |
6548cf00 | 2878 | = (tty->Wcm->cm_abs |
fca177d4 | 2879 | && (tty->TS_set_window || tty->TS_set_scroll_region || tty->TS_set_scroll_region_1)); |
08a24c47 | 2880 | |
428a555e | 2881 | display->line_ins_del_ok |
fca177d4 KL |
2882 | = (((tty->TS_ins_line || tty->TS_ins_multi_lines) |
2883 | && (tty->TS_del_line || tty->TS_del_multi_lines)) | |
428a555e | 2884 | || (display->scroll_region_ok |
fca177d4 | 2885 | && tty->TS_fwd_scroll && tty->TS_rev_scroll)); |
28d440ab | 2886 | |
428a555e | 2887 | display->char_ins_del_ok |
fca177d4 KL |
2888 | = ((tty->TS_ins_char || tty->TS_insert_mode |
2889 | || tty->TS_pad_inserted_char || tty->TS_ins_multi_chars) | |
2890 | && (tty->TS_del_char || tty->TS_del_multi_chars)); | |
8a56675d | 2891 | |
428a555e | 2892 | display->fast_clear_end_of_line = tty->TS_clr_line != 0; |
08a24c47 | 2893 | |
0b0d3e0b | 2894 | init_baud_rate (fileno (tty->input)); |
20a558dc | 2895 | |
daf01701 KL |
2896 | #ifdef AIXHFT |
2897 | /* The HFT system on AIX doesn't optimize for scrolling, so it's | |
2898 | really ugly at times. */ | |
428a555e KL |
2899 | display->line_ins_del_ok = 0; |
2900 | display->char_ins_del_ok = 0; | |
daf01701 KL |
2901 | #endif |
2902 | ||
7b00d185 KL |
2903 | #ifdef MULTI_KBOARD |
2904 | tty->kboard = (KBOARD *) xmalloc (sizeof (KBOARD)); | |
2905 | init_kboard (tty->kboard); | |
2906 | tty->kboard->next_kboard = all_kboards; | |
2907 | all_kboards = tty->kboard; | |
2908 | /* Don't let the initial kboard remain current longer than necessary. | |
2909 | That would cause problems if a file loaded on startup tries to | |
2910 | prompt in the mini-buffer. */ | |
2911 | if (current_kboard == initial_kboard) | |
2912 | current_kboard = tty->kboard; | |
2913 | tty->kboard->reference_count++; | |
2914 | #endif | |
2915 | ||
0a125897 KL |
2916 | /* Don't do this. I think termcap may still need the buffer. */ |
2917 | /* xfree (buffer); */ | |
28d440ab | 2918 | |
0a125897 KL |
2919 | /* Init system terminal modes (RAW or CBREAK, etc.). */ |
2920 | init_sys_modes (tty); | |
daf01701 | 2921 | |
428a555e | 2922 | return display; |
7b00d185 | 2923 | #endif /* not WINDOWSNT */ |
08a24c47 JB |
2924 | } |
2925 | ||
3224dac1 KL |
2926 | /* Auxiliary error-handling function for term_init. |
2927 | Free BUFFER and delete DISPLAY, then call error or fatal | |
da8e1115 KL |
2928 | with str1 or str2, respectively, according to MUST_SUCCEED. */ |
2929 | ||
3224dac1 KL |
2930 | static void |
2931 | maybe_fatal (must_succeed, buffer, display, str1, str2, arg1, arg2) | |
2932 | int must_succeed; | |
2933 | char *buffer; | |
2934 | struct display *display; | |
2935 | char *str1, *str2, *arg1, *arg2; | |
2936 | { | |
2937 | if (buffer) | |
2938 | xfree (buffer); | |
2939 | ||
2940 | if (display) | |
2941 | delete_tty (display); | |
2942 | ||
2943 | if (must_succeed) | |
2944 | fatal (str2, arg1, arg2); | |
2945 | else | |
2946 | error (str1, arg1, arg2); | |
2947 | ||
2948 | abort (); | |
2949 | } | |
2950 | ||
08a24c47 | 2951 | /* VARARGS 1 */ |
dfcf069d | 2952 | void |
08a24c47 | 2953 | fatal (str, arg1, arg2) |
4746118a | 2954 | char *str, *arg1, *arg2; |
08a24c47 JB |
2955 | { |
2956 | fprintf (stderr, "emacs: "); | |
2957 | fprintf (stderr, str, arg1, arg2); | |
e12c1054 | 2958 | fprintf (stderr, "\n"); |
08a24c47 JB |
2959 | fflush (stderr); |
2960 | exit (1); | |
2961 | } | |
07c57952 | 2962 | |
819b8f00 KL |
2963 | \f |
2964 | ||
2965 | DEFUN ("delete-tty", Fdelete_tty, Sdelete_tty, 0, 1, 0, | |
4d553a13 KL |
2966 | doc: /* Delete all frames on the terminal named TTY, and close the device. |
2967 | If omitted, TTY defaults to the controlling terminal. | |
2968 | ||
2969 | This function runs `delete-tty-after-functions' after closing the | |
2970 | tty. The functions are run with one arg, the frame to be deleted. */) | |
819b8f00 KL |
2971 | (tty) |
2972 | Lisp_Object tty; | |
07c57952 | 2973 | { |
428a555e | 2974 | struct display *d; |
819b8f00 | 2975 | char *name = 0; |
c291d9ef | 2976 | |
819b8f00 | 2977 | CHECK_STRING (tty); |
daf01701 | 2978 | |
819b8f00 KL |
2979 | if (SBYTES (tty) > 0) |
2980 | { | |
2981 | name = (char *) alloca (SBYTES (tty) + 1); | |
2982 | strncpy (name, SDATA (tty), SBYTES (tty)); | |
2983 | name[SBYTES (tty)] = 0; | |
2984 | } | |
a168702a | 2985 | |
428a555e | 2986 | d = get_named_tty_display (name); |
6548cf00 | 2987 | |
428a555e KL |
2988 | if (! d) |
2989 | error ("No such terminal device: %s", name); | |
daf01701 | 2990 | |
428a555e | 2991 | delete_tty (d); |
0c72d684 KL |
2992 | |
2993 | return Qnil; | |
07c57952 | 2994 | } |
a168702a | 2995 | |
0a125897 KL |
2996 | static int deleting_tty = 0; |
2997 | ||
da8e1115 KL |
2998 | |
2999 | /* Delete the given terminal device, closing all frames on it. */ | |
3000 | ||
fca177d4 | 3001 | void |
428a555e | 3002 | delete_tty (struct display *display) |
fca177d4 | 3003 | { |
428a555e | 3004 | struct tty_display_info *tty; |
fca177d4 | 3005 | Lisp_Object tail, frame; |
4d553a13 | 3006 | char *tty_name; |
81be1a93 | 3007 | int last_display; |
4d553a13 | 3008 | |
0a125897 KL |
3009 | if (deleting_tty) |
3010 | /* We get a recursive call when we delete the last frame on this | |
428a555e | 3011 | display. */ |
0a125897 | 3012 | return; |
fca177d4 | 3013 | |
428a555e KL |
3014 | if (display->type != output_termcap) |
3015 | abort (); | |
3016 | ||
3017 | tty = display->display_info.tty; | |
3018 | ||
81be1a93 KL |
3019 | last_display = 1; |
3020 | FOR_EACH_FRAME (tail, frame) | |
3021 | { | |
3022 | struct frame *f = XFRAME (frame); | |
3023 | if (FRAME_LIVE_P (f) && (!FRAME_TERMCAP_P (f) || FRAME_TTY (f) != tty)) | |
3024 | { | |
3025 | last_display = 0; | |
3026 | break; | |
3027 | } | |
3028 | } | |
3029 | if (last_display) | |
3030 | error ("Attempt to delete the sole display with live frames"); | |
3031 | ||
fca177d4 KL |
3032 | if (tty == tty_list) |
3033 | tty_list = tty->next; | |
3034 | else | |
3035 | { | |
28d7d09f | 3036 | struct tty_display_info *p; |
fca177d4 KL |
3037 | for (p = tty_list; p && p->next != tty; p = p->next) |
3038 | ; | |
3039 | ||
3040 | if (! p) | |
3041 | /* This should not happen. */ | |
3042 | abort (); | |
3043 | ||
0a125897 KL |
3044 | p->next = tty->next; |
3045 | tty->next = 0; | |
fca177d4 KL |
3046 | } |
3047 | ||
81be1a93 KL |
3048 | deleting_tty = 1; |
3049 | ||
04c3243c KL |
3050 | FOR_EACH_FRAME (tail, frame) |
3051 | { | |
3052 | struct frame *f = XFRAME (frame); | |
daf01701 | 3053 | if (FRAME_TERMCAP_P (f) && FRAME_LIVE_P (f) && FRAME_TTY (f) == tty) |
04c3243c KL |
3054 | { |
3055 | Fdelete_frame (frame, Qt); | |
04c3243c KL |
3056 | } |
3057 | } | |
daf01701 | 3058 | |
3224dac1 KL |
3059 | /* reset_sys_modes needs a valid display, so this call needs to be |
3060 | before delete_display. */ | |
04c3243c | 3061 | reset_sys_modes (tty); |
fca177d4 | 3062 | |
3224dac1 KL |
3063 | delete_display (display); |
3064 | ||
4d553a13 | 3065 | tty_name = tty->name; |
fca177d4 KL |
3066 | if (tty->type) |
3067 | xfree (tty->type); | |
daf01701 | 3068 | |
fca177d4 | 3069 | if (tty->input) |
819b8f00 KL |
3070 | { |
3071 | delete_keyboard_wait_descriptor (fileno (tty->input)); | |
3072 | if (tty->input != stdin) | |
3073 | fclose (tty->input); | |
3074 | } | |
3075 | if (tty->output && tty->output != stdout && tty->output != tty->input) | |
fca177d4 KL |
3076 | fclose (tty->output); |
3077 | if (tty->termscript) | |
3078 | fclose (tty->termscript); | |
daf01701 | 3079 | |
fca177d4 | 3080 | if (tty->old_tty) |
0a125897 | 3081 | xfree (tty->old_tty); |
fca177d4 | 3082 | |
0a125897 | 3083 | if (tty->Wcm) |
daf01701 KL |
3084 | xfree (tty->Wcm); |
3085 | ||
7b00d185 KL |
3086 | #ifdef MULTI_KBOARD |
3087 | if (tty->kboard && --tty->kboard->reference_count > 0) | |
3088 | abort (); | |
3089 | if (tty->kboard) | |
3090 | delete_kboard (tty->kboard); | |
3091 | #endif | |
3092 | ||
28d7d09f | 3093 | bzero (tty, sizeof (struct tty_display_info)); |
fca177d4 | 3094 | xfree (tty); |
0a125897 | 3095 | deleting_tty = 0; |
4d553a13 KL |
3096 | |
3097 | /* Run `delete-tty-after-functions'. */ | |
3098 | if (!NILP (Vrun_hooks)) | |
3099 | { | |
3100 | Lisp_Object args[2]; | |
3101 | args[0] = intern ("delete-tty-after-functions"); | |
3102 | if (tty_name) | |
3103 | { | |
3104 | args[1] = build_string (tty_name); | |
3105 | xfree (tty_name); | |
3106 | } | |
3107 | else | |
3108 | args[1] = Qnil; | |
3109 | Frun_hook_with_args (2, args); | |
3110 | } | |
fca177d4 KL |
3111 | } |
3112 | ||
428a555e KL |
3113 | \f |
3114 | ||
3115 | /* Initialize the tty-dependent part of frame F. The frame must | |
3116 | already have its display initialized. */ | |
da8e1115 | 3117 | |
428a555e KL |
3118 | void |
3119 | create_tty_output (struct frame *f) | |
3120 | { | |
e9cda827 KL |
3121 | struct tty_output *t; |
3122 | ||
428a555e KL |
3123 | if (! FRAME_TERMCAP_P (f)) |
3124 | abort (); | |
3125 | ||
e9cda827 | 3126 | t = xmalloc (sizeof (struct tty_output)); |
428a555e KL |
3127 | bzero (t, sizeof (struct tty_output)); |
3128 | ||
3129 | t->display_info = FRAME_DISPLAY (f)->display_info.tty; | |
3130 | ||
3131 | f->output_data.tty = t; | |
3132 | } | |
3133 | ||
3134 | /* Delete the tty-dependent part of frame F. */ | |
da8e1115 | 3135 | |
428a555e KL |
3136 | void |
3137 | delete_tty_output (struct frame *f) | |
3138 | { | |
3139 | if (! FRAME_TERMCAP_P (f)) | |
3140 | abort (); | |
3141 | ||
3142 | xfree (f->output_data.tty); | |
3143 | } | |
3144 | ||
fca177d4 | 3145 | |
819b8f00 | 3146 | \f |
28d440ab | 3147 | |
28d7d09f | 3148 | /* Mark the pointers in the tty_display_info objects. |
819b8f00 | 3149 | Called by the Fgarbage_collector. */ |
da8e1115 | 3150 | |
fca177d4 | 3151 | void |
819b8f00 | 3152 | mark_ttys () |
fca177d4 | 3153 | { |
28d7d09f | 3154 | struct tty_display_info *tty; |
0c72d684 | 3155 | |
819b8f00 | 3156 | for (tty = tty_list; tty; tty = tty->next) |
fca177d4 | 3157 | { |
819b8f00 KL |
3158 | if (tty->top_frame) |
3159 | mark_object (tty->top_frame); | |
fca177d4 KL |
3160 | } |
3161 | } | |
3162 | ||
428a555e KL |
3163 | \f |
3164 | ||
3165 | /* Create a new display object and add it to the display list. */ | |
da8e1115 | 3166 | |
428a555e KL |
3167 | struct display * |
3168 | create_display (void) | |
3169 | { | |
3170 | struct display *dev = (struct display *) xmalloc (sizeof (struct display)); | |
3171 | ||
3172 | bzero (dev, sizeof (struct display)); | |
3173 | dev->next_display = display_list; | |
3174 | display_list = dev; | |
3175 | ||
3176 | return dev; | |
3177 | } | |
3178 | ||
3179 | /* Remove a display from the display list and free its memory. */ | |
da8e1115 | 3180 | |
428a555e KL |
3181 | void |
3182 | delete_display (struct display *dev) | |
3183 | { | |
3184 | struct display **dp; | |
d448e982 KL |
3185 | Lisp_Object tail, frame; |
3186 | ||
3187 | /* Check for and close live frames that are still on this | |
3188 | display. */ | |
3189 | FOR_EACH_FRAME (tail, frame) | |
3190 | { | |
3191 | struct frame *f = XFRAME (frame); | |
3192 | if (FRAME_LIVE_P (f) && f->display == dev) | |
3193 | { | |
3194 | Fdelete_frame (frame, Qt); | |
3195 | } | |
3196 | } | |
3197 | ||
428a555e KL |
3198 | for (dp = &display_list; *dp != dev; dp = &(*dp)->next_display) |
3199 | if (! *dp) | |
3200 | abort (); | |
3201 | *dp = dev->next_display; | |
3202 | ||
3203 | bzero (dev, sizeof (struct display)); | |
3204 | xfree (dev); | |
3205 | } | |
3206 | ||
0b0d3e0b KL |
3207 | \f |
3208 | ||
3209 | DEFUN ("suspend-tty", Fsuspend_tty, Ssuspend_tty, 0, 1, 0, | |
3210 | doc: /* Suspend the terminal device TTY. | |
3211 | The terminal is restored to its default state, and Emacs closes all | |
3212 | access to the terminal device. Frames that use the device are not | |
3213 | deleted, but input is not read from them and if they change, their | |
3214 | display is not updated. | |
3215 | ||
3216 | TTY may a string (a device name), a frame, or nil for the display | |
3217 | device of the currently selected frame. | |
3218 | ||
3219 | This function runs `suspend-tty-functions' after suspending the | |
3220 | device. The functions are run with one arg, the name of the terminal | |
3221 | device. | |
3222 | ||
3223 | `suspend-tty' does nothing if it is called on an already suspended | |
3224 | device. | |
3225 | ||
3226 | A suspended terminal device may be resumed by calling `resume-tty' on | |
3227 | it. */) | |
3228 | (tty) | |
3229 | Lisp_Object tty; | |
3230 | { | |
3231 | struct display *d = get_tty_display (tty); | |
3232 | FILE *f; | |
3233 | ||
3234 | if (!d) | |
3235 | error ("Unknown tty device"); | |
3236 | ||
3237 | f = d->display_info.tty->input; | |
3238 | ||
3239 | if (f) | |
3240 | { | |
3241 | reset_sys_modes (d->display_info.tty); | |
3242 | ||
3243 | delete_keyboard_wait_descriptor (fileno (f)); | |
3244 | ||
3245 | fclose (f); | |
3246 | if (f != d->display_info.tty->output) | |
3247 | fclose (d->display_info.tty->output); | |
3248 | ||
3249 | d->display_info.tty->input = 0; | |
3250 | d->display_info.tty->output = 0; | |
3251 | ||
3252 | if (FRAMEP (d->display_info.tty->top_frame)) | |
3253 | FRAME_SET_VISIBLE (XFRAME (d->display_info.tty->top_frame), 0); | |
3254 | ||
3255 | /* Run `suspend-tty-functions'. */ | |
3256 | if (!NILP (Vrun_hooks)) | |
3257 | { | |
3258 | Lisp_Object args[2]; | |
3259 | args[0] = intern ("suspend-tty-functions"); | |
3260 | if (d->display_info.tty->name) | |
3261 | { | |
3262 | args[1] = build_string (d->display_info.tty->name); | |
3263 | } | |
3264 | else | |
3265 | args[1] = Qnil; | |
3266 | Frun_hook_with_args (2, args); | |
3267 | } | |
3268 | } | |
3269 | ||
3270 | return Qnil; | |
3271 | } | |
3272 | ||
3273 | ||
3274 | DEFUN ("resume-tty", Fresume_tty, Sresume_tty, 0, 1, 0, | |
3275 | doc: /* Resume the previously suspended terminal device TTY. | |
3276 | The terminal is opened and reinitialized. Frames that used the | |
3277 | suspended device are revived. | |
3278 | ||
3279 | This function runs `resume-tty-functions' after resuming the device. | |
3280 | The functions are run with one arg, the name of the terminal device. | |
3281 | ||
3282 | `resume-tty' does nothing if it is called on a device that is not | |
3283 | suspended. | |
3284 | ||
3285 | TTY may a string (a device name), a frame, or nil for the display | |
3286 | device of the currently selected frame. */) | |
3287 | (tty) | |
3288 | Lisp_Object tty; | |
3289 | { | |
3290 | struct display *d = get_tty_display (tty); | |
3291 | int fd; | |
3292 | ||
3293 | if (!d) | |
3294 | error ("Unknown tty device"); | |
3295 | ||
3296 | if (!d->display_info.tty->input) | |
3297 | { | |
3298 | fd = emacs_open (d->display_info.tty->name, O_RDWR | O_NOCTTY, 0); | |
0b0d3e0b | 3299 | |
03a1d6bd KL |
3300 | /* XXX What if open fails? */ |
3301 | ||
3302 | dissociate_if_controlling_tty (fd); | |
3303 | ||
0b0d3e0b KL |
3304 | d->display_info.tty->output = fdopen (fd, "w+"); |
3305 | d->display_info.tty->input = d->display_info.tty->output; | |
3306 | ||
3307 | add_keyboard_wait_descriptor (fd); | |
3308 | ||
3309 | if (FRAMEP (d->display_info.tty->top_frame)) | |
3310 | FRAME_SET_VISIBLE (XFRAME (d->display_info.tty->top_frame), 1); | |
3311 | ||
3312 | init_sys_modes (d->display_info.tty); | |
3313 | ||
3314 | /* Run `suspend-tty-functions'. */ | |
3315 | if (!NILP (Vrun_hooks)) | |
3316 | { | |
3317 | Lisp_Object args[2]; | |
3318 | args[0] = intern ("resume-tty-functions"); | |
3319 | if (d->display_info.tty->name) | |
3320 | { | |
3321 | args[1] = build_string (d->display_info.tty->name); | |
3322 | } | |
3323 | else | |
3324 | args[1] = Qnil; | |
3325 | Frun_hook_with_args (2, args); | |
3326 | } | |
3327 | } | |
3328 | ||
3329 | return Qnil; | |
3330 | } | |
28d440ab | 3331 | |
819b8f00 KL |
3332 | \f |
3333 | void | |
3334 | syms_of_term () | |
3335 | { | |
3336 | DEFVAR_BOOL ("system-uses-terminfo", &system_uses_terminfo, | |
3337 | doc: /* Non-nil means the system uses terminfo rather than termcap. | |
3338 | This variable can be used by terminal emulator packages. */); | |
3339 | #ifdef TERMINFO | |
3340 | system_uses_terminfo = 1; | |
3341 | #else | |
3342 | system_uses_terminfo = 0; | |
3343 | #endif | |
3344 | ||
3345 | DEFVAR_LISP ("ring-bell-function", &Vring_bell_function, | |
3346 | doc: /* Non-nil means call this function to ring the bell. | |
3347 | The function should accept no arguments. */); | |
3348 | Vring_bell_function = Qnil; | |
3349 | ||
4d553a13 KL |
3350 | DEFVAR_LISP ("delete-tty-after-functions", &Vdelete_tty_after_functions, |
3351 | doc: /* Functions to be run after deleting a tty. | |
3352 | The functions are run with one argument, the name of the tty to be deleted. | |
3353 | See `delete-tty'. */); | |
3354 | Vdelete_tty_after_functions = Qnil; | |
3355 | ||
0b0d3e0b KL |
3356 | |
3357 | DEFVAR_LISP ("suspend-tty-functions", &Vsuspend_tty_functions, | |
3358 | doc: /* Functions to be run after suspending a tty. | |
3359 | The functions are run with one argument, the name of the tty to be suspended. | |
3360 | See `suspend-tty'. */); | |
3361 | Vsuspend_tty_functions = Qnil; | |
3362 | ||
3363 | ||
3364 | DEFVAR_LISP ("resume-tty-functions", &Vresume_tty_functions, | |
3365 | doc: /* Functions to be run after resuming a tty. | |
3366 | The functions are run with one argument, the name of the tty that was revived. | |
3367 | See `resume-tty'. */); | |
3368 | Vresume_tty_functions = Qnil; | |
3369 | ||
819b8f00 KL |
3370 | Qframe_tty_name = intern ("frame-tty-name"); |
3371 | staticpro (&Qframe_tty_name); | |
3372 | ||
3373 | Qframe_tty_type = intern ("frame-tty-type"); | |
3374 | staticpro (&Qframe_tty_type); | |
3375 | ||
3376 | defsubr (&Stty_display_color_p); | |
3377 | defsubr (&Stty_display_color_cells); | |
3378 | defsubr (&Sframe_tty_name); | |
3379 | defsubr (&Sframe_tty_type); | |
3380 | defsubr (&Sdelete_tty); | |
0b0d3e0b KL |
3381 | defsubr (&Ssuspend_tty); |
3382 | defsubr (&Sresume_tty); | |
daf01701 | 3383 | |
819b8f00 | 3384 | Fprovide (intern ("multi-tty"), Qnil); |
7b00d185 | 3385 | |
819b8f00 KL |
3386 | } |
3387 | ||
3388 | ||
3389 | ||
ab5796a9 MB |
3390 | /* arch-tag: 498e7449-6f2e-45e2-91dd-b7d4ca488193 |
3391 | (do not change this comment) */ |