Commit | Line | Data |
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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 | ||
9628b887 | 31 | #include "lisp.h" |
28d440ab | 32 | #include "systty.h" /* For emacs_tty in termchar.h */ |
08a24c47 JB |
33 | #include "termchar.h" |
34 | #include "termopts.h" | |
a4decb7f KH |
35 | #include "charset.h" |
36 | #include "coding.h" | |
2538fae4 | 37 | #include "keyboard.h" |
ff11dfa1 | 38 | #include "frame.h" |
08a24c47 JB |
39 | #include "disptab.h" |
40 | #include "termhooks.h" | |
dfcf069d | 41 | #include "dispextern.h" |
a168702a | 42 | #include "window.h" |
8feddab4 | 43 | #include "keymap.h" |
a168702a | 44 | |
ff23e1dd GM |
45 | /* For now, don't try to include termcap.h. On some systems, |
46 | configure finds a non-standard termcap.h that the main build | |
47 | won't find. */ | |
48 | ||
49 | #if defined HAVE_TERMCAP_H && 0 | |
b0f61f15 | 50 | #include <termcap.h> |
46d1b2bc DL |
51 | #else |
52 | extern void tputs P_ ((const char *, int, int (*)(int))); | |
53 | extern int tgetent P_ ((char *, const char *)); | |
54 | extern int tgetflag P_ ((char *id)); | |
55 | extern int tgetnum P_ ((char *id)); | |
b0f61f15 GM |
56 | #endif |
57 | ||
eccec691 | 58 | #include "cm.h" |
dfcf069d AS |
59 | #ifdef HAVE_X_WINDOWS |
60 | #include "xterm.h" | |
61 | #endif | |
e0f712ba | 62 | #ifdef MAC_OS |
1a578e9b AC |
63 | #include "macterm.h" |
64 | #endif | |
c8951b18 | 65 | |
28d440ab KL |
66 | #ifndef O_RDWR |
67 | #define O_RDWR 2 | |
68 | #endif | |
69 | ||
a168702a GM |
70 | static void turn_on_face P_ ((struct frame *, int face_id)); |
71 | static void turn_off_face P_ ((struct frame *, int face_id)); | |
28d7d09f KL |
72 | static void tty_show_cursor P_ ((struct tty_display_info *)); |
73 | static void tty_hide_cursor P_ ((struct tty_display_info *)); | |
fca177d4 | 74 | |
28d7d09f KL |
75 | void delete_tty P_ ((struct tty_display_info *)); |
76 | static void delete_tty_1 P_ ((struct tty_display_info *)); | |
fca177d4 | 77 | |
a168702a | 78 | |
6548cf00 KL |
79 | #define OUTPUT(tty, a) \ |
80 | emacs_tputs ((tty), a, \ | |
81 | (int) (FRAME_LINES (XFRAME (selected_frame)) \ | |
82 | - curY (tty)), \ | |
83 | cmputc) | |
84 | ||
28d440ab KL |
85 | #define OUTPUT1(tty, a) emacs_tputs ((tty), a, 1, cmputc) |
86 | #define OUTPUTL(tty, a, lines) emacs_tputs ((tty), a, lines, cmputc) | |
a168702a | 87 | |
28d440ab | 88 | #define OUTPUT_IF(tty, a) \ |
6548cf00 KL |
89 | do { \ |
90 | if (a) \ | |
91 | emacs_tputs ((tty), a, \ | |
92 | (int) (FRAME_LINES (XFRAME (selected_frame)) \ | |
93 | - curY (tty) ), \ | |
94 | cmputc); \ | |
95 | } while (0) | |
177c0ea7 | 96 | |
28d440ab | 97 | #define OUTPUT1_IF(tty, a) do { if (a) emacs_tputs ((tty), a, 1, cmputc); } while (0) |
08a24c47 | 98 | |
c291d9ef | 99 | /* Function to use to ring the bell. */ |
a168702a | 100 | |
c291d9ef RS |
101 | Lisp_Object Vring_bell_function; |
102 | ||
8a56675d | 103 | /* Terminal characteristics that higher levels want to look at. */ |
28d440ab | 104 | |
28d7d09f | 105 | struct tty_display_info *tty_list; |
08a24c47 | 106 | |
fca177d4 KL |
107 | /* Nonzero means no need to redraw the entire frame on resuming a |
108 | suspended Emacs. This is useful on terminals with multiple | |
109 | pages, where one page is used for Emacs and another for all | |
110 | else. */ | |
08a24c47 | 111 | int no_redraw_on_reenter; |
819b8f00 KL |
112 | |
113 | Lisp_Object Qframe_tty_name, Qframe_tty_type; | |
114 | ||
08a24c47 JB |
115 | /* Hook functions that you can set to snap out the functions in this file. |
116 | These are all extern'd in termhooks.h */ | |
117 | ||
dfcf069d AS |
118 | void (*cursor_to_hook) P_ ((int, int)); |
119 | void (*raw_cursor_to_hook) P_ ((int, int)); | |
dfcf069d AS |
120 | void (*clear_to_end_hook) P_ ((void)); |
121 | void (*clear_frame_hook) P_ ((void)); | |
122 | void (*clear_end_of_line_hook) P_ ((int)); | |
08a24c47 | 123 | |
dfcf069d | 124 | void (*ins_del_lines_hook) P_ ((int, int)); |
08a24c47 | 125 | |
dfcf069d | 126 | void (*delete_glyphs_hook) P_ ((int)); |
08a24c47 | 127 | |
dfcf069d | 128 | void (*ring_bell_hook) P_ ((void)); |
08a24c47 | 129 | |
dfcf069d AS |
130 | void (*reset_terminal_modes_hook) P_ ((void)); |
131 | void (*set_terminal_modes_hook) P_ ((void)); | |
132 | void (*update_begin_hook) P_ ((struct frame *)); | |
133 | void (*update_end_hook) P_ ((struct frame *)); | |
134 | void (*set_terminal_window_hook) P_ ((int)); | |
a168702a GM |
135 | void (*insert_glyphs_hook) P_ ((struct glyph *, int)); |
136 | void (*write_glyphs_hook) P_ ((struct glyph *, int)); | |
137 | void (*delete_glyphs_hook) P_ ((int)); | |
08a24c47 | 138 | |
9628b887 | 139 | int (*read_socket_hook) P_ ((struct input_event *, int, int)); |
08a24c47 | 140 | |
dfcf069d | 141 | void (*frame_up_to_date_hook) P_ ((struct frame *)); |
55cc089c | 142 | |
20a558dc | 143 | /* Return the current position of the mouse. |
371fbaeb JB |
144 | |
145 | Set *f to the frame the mouse is in, or zero if the mouse is in no | |
146 | Emacs frame. If it is set to zero, all the other arguments are | |
147 | garbage. | |
148 | ||
a3c87d4e JB |
149 | If the motion started in a scroll bar, set *bar_window to the |
150 | scroll bar's window, *part to the part the mouse is currently over, | |
151 | *x to the position of the mouse along the scroll bar, and *y to the | |
152 | overall length of the scroll bar. | |
371fbaeb JB |
153 | |
154 | Otherwise, set *bar_window to Qnil, and *x and *y to the column and | |
155 | row of the character cell the mouse is over. | |
156 | ||
157 | Set *time to the time the mouse was at the returned position. | |
158 | ||
159 | This should clear mouse_moved until the next motion | |
160 | event arrives. */ | |
d284f58f | 161 | |
dfcf069d | 162 | void (*mouse_position_hook) P_ ((FRAME_PTR *f, int insist, |
371fbaeb | 163 | Lisp_Object *bar_window, |
a3c87d4e | 164 | enum scroll_bar_part *part, |
20a558dc JB |
165 | Lisp_Object *x, |
166 | Lisp_Object *y, | |
dfcf069d | 167 | unsigned long *time)); |
08a24c47 | 168 | |
ff11dfa1 | 169 | /* When reading from a minibuffer in a different frame, Emacs wants |
a168702a | 170 | to shift the highlight from the selected frame to the mini-buffer's |
ff11dfa1 | 171 | frame; under X, this means it lies about where the focus is. |
2e146aa4 JB |
172 | This hook tells the window system code to re-decide where to put |
173 | the highlight. */ | |
d284f58f | 174 | |
dfcf069d | 175 | void (*frame_rehighlight_hook) P_ ((FRAME_PTR f)); |
2e146aa4 | 176 | |
dbc4e1c1 JB |
177 | /* If we're displaying frames using a window system that can stack |
178 | frames on top of each other, this hook allows you to bring a frame | |
179 | to the front, or bury it behind all the other windows. If this | |
180 | hook is zero, that means the device we're displaying on doesn't | |
181 | support overlapping frames, so there's no need to raise or lower | |
182 | anything. | |
183 | ||
184 | If RAISE is non-zero, F is brought to the front, before all other | |
185 | windows. If RAISE is zero, F is sent to the back, behind all other | |
186 | windows. */ | |
d284f58f | 187 | |
dfcf069d | 188 | void (*frame_raise_lower_hook) P_ ((FRAME_PTR f, int raise)); |
dbc4e1c1 | 189 | |
a3c87d4e | 190 | /* Set the vertical scroll bar for WINDOW to have its upper left corner |
371fbaeb JB |
191 | at (TOP, LEFT), and be LENGTH rows high. Set its handle to |
192 | indicate that we are displaying PORTION characters out of a total | |
193 | of WHOLE characters, starting at POSITION. If WINDOW doesn't yet | |
a3c87d4e | 194 | have a scroll bar, create one for it. */ |
a168702a | 195 | |
a3c87d4e | 196 | void (*set_vertical_scroll_bar_hook) |
dfcf069d AS |
197 | P_ ((struct window *window, |
198 | int portion, int whole, int position)); | |
20a558dc | 199 | |
371fbaeb | 200 | |
20a558dc | 201 | /* The following three hooks are used when we're doing a thorough |
a3c87d4e | 202 | redisplay of the frame. We don't explicitly know which scroll bars |
20a558dc JB |
203 | are going to be deleted, because keeping track of when windows go |
204 | away is a real pain - can you say set-window-configuration? | |
205 | Instead, we just assert at the beginning of redisplay that *all* | |
a3c87d4e | 206 | scroll bars are to be removed, and then save scroll bars from the |
8e6208c5 | 207 | fiery pit when we actually redisplay their window. */ |
20a558dc | 208 | |
a3c87d4e JB |
209 | /* Arrange for all scroll bars on FRAME to be removed at the next call |
210 | to `*judge_scroll_bars_hook'. A scroll bar may be spared if | |
177c0ea7 | 211 | `*redeem_scroll_bar_hook' is applied to its window before the judgment. |
20a558dc | 212 | |
371fbaeb | 213 | This should be applied to each frame each time its window tree is |
a3c87d4e JB |
214 | redisplayed, even if it is not displaying scroll bars at the moment; |
215 | if the HAS_SCROLL_BARS flag has just been turned off, only calling | |
216 | this and the judge_scroll_bars_hook will get rid of them. | |
371fbaeb JB |
217 | |
218 | If non-zero, this hook should be safe to apply to any frame, | |
a3c87d4e | 219 | whether or not it can support scroll bars, and whether or not it is |
371fbaeb | 220 | currently displaying them. */ |
d284f58f | 221 | |
dfcf069d | 222 | void (*condemn_scroll_bars_hook) P_ ((FRAME_PTR frame)); |
371fbaeb | 223 | |
a3c87d4e JB |
224 | /* Unmark WINDOW's scroll bar for deletion in this judgement cycle. |
225 | Note that it's okay to redeem a scroll bar that is not condemned. */ | |
d284f58f | 226 | |
dfcf069d | 227 | void (*redeem_scroll_bar_hook) P_ ((struct window *window)); |
20a558dc | 228 | |
a3c87d4e | 229 | /* Remove all scroll bars on FRAME that haven't been saved since the |
177c0ea7 | 230 | last call to `*condemn_scroll_bars_hook'. |
20a558dc | 231 | |
371fbaeb | 232 | This should be applied to each frame after each time its window |
a3c87d4e JB |
233 | tree is redisplayed, even if it is not displaying scroll bars at the |
234 | moment; if the HAS_SCROLL_BARS flag has just been turned off, only | |
235 | calling this and condemn_scroll_bars_hook will get rid of them. | |
371fbaeb JB |
236 | |
237 | If non-zero, this hook should be safe to apply to any frame, | |
a3c87d4e | 238 | whether or not it can support scroll bars, and whether or not it is |
371fbaeb | 239 | currently displaying them. */ |
d284f58f | 240 | |
dfcf069d | 241 | void (*judge_scroll_bars_hook) P_ ((FRAME_PTR FRAME)); |
20a558dc | 242 | |
4e6ba4a4 GM |
243 | |
244 | /* Meaning of bits in no_color_video. Each bit set means that the | |
245 | corresponding attribute cannot be combined with colors. */ | |
246 | ||
247 | enum no_color_bit | |
248 | { | |
249 | NC_STANDOUT = 1 << 0, | |
250 | NC_UNDERLINE = 1 << 1, | |
251 | NC_REVERSE = 1 << 2, | |
252 | NC_BLINK = 1 << 3, | |
253 | NC_DIM = 1 << 4, | |
254 | NC_BOLD = 1 << 5, | |
255 | NC_INVIS = 1 << 6, | |
256 | NC_PROTECT = 1 << 7, | |
257 | NC_ALT_CHARSET = 1 << 8 | |
258 | }; | |
259 | ||
08a24c47 JB |
260 | /* internal state */ |
261 | ||
8dd0c7cb | 262 | /* The largest frame width in any call to calculate_costs. */ |
a168702a | 263 | |
9882535b | 264 | int max_frame_cols; |
a168702a | 265 | |
8dd0c7cb | 266 | /* The largest frame height in any call to calculate_costs. */ |
a168702a | 267 | |
9882535b | 268 | int max_frame_lines; |
8dd0c7cb | 269 | |
daf01701 KL |
270 | /* A template for tty display methods, with common values |
271 | preinitialized. */ | |
272 | static struct display_method tty_display_method_template; | |
273 | ||
ff11dfa1 | 274 | /* Frame currently being redisplayed; 0 if not currently redisplaying. |
08a24c47 JB |
275 | (Direct output does not count). */ |
276 | ||
ff11dfa1 | 277 | FRAME_PTR updating_frame; |
08a24c47 | 278 | |
07c57952 | 279 | /* Provided for lisp packages. */ |
a168702a | 280 | |
07c57952 KH |
281 | static int system_uses_terminfo; |
282 | ||
08a24c47 | 283 | char *tparam (); |
e4bfb3b6 RS |
284 | |
285 | extern char *tgetstr (); | |
08a24c47 | 286 | \f |
cb28b9c2 | 287 | |
1a89b7c6 AI |
288 | #ifdef WINDOWSNT |
289 | /* We aren't X windows, but we aren't termcap either. This makes me | |
290 | uncertain as to what value to use for frame.output_method. For | |
291 | this file, we'll define FRAME_TERMCAP_P to be zero so that our | |
292 | output hooks get called instead of the termcap functions. Probably | |
293 | the best long-term solution is to define an output_windows_nt... */ | |
294 | ||
295 | #undef FRAME_TERMCAP_P | |
296 | #define FRAME_TERMCAP_P(_f_) 0 | |
297 | #endif /* WINDOWSNT */ | |
298 | ||
dfcf069d | 299 | void |
08a24c47 JB |
300 | ring_bell () |
301 | { | |
6548cf00 KL |
302 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
303 | ||
d284f58f | 304 | if (!NILP (Vring_bell_function)) |
c291d9ef RS |
305 | { |
306 | Lisp_Object function; | |
307 | ||
308 | /* Temporarily set the global variable to nil | |
309 | so that if we get an error, it stays nil | |
310 | and we don't call it over and over. | |
311 | ||
312 | We don't specbind it, because that would carefully | |
313 | restore the bad value if there's an error | |
314 | and make the loop of errors happen anyway. */ | |
177c0ea7 | 315 | |
c291d9ef RS |
316 | function = Vring_bell_function; |
317 | Vring_bell_function = Qnil; | |
318 | ||
319 | call0 (function); | |
320 | ||
321 | Vring_bell_function = function; | |
08a24c47 | 322 | } |
6548cf00 | 323 | else if (!FRAME_TERMCAP_P (f)) |
d284f58f | 324 | (*ring_bell_hook) (); |
28d440ab | 325 | else { |
28d7d09f | 326 | struct tty_display_info *tty = FRAME_TTY (f); |
fca177d4 | 327 | OUTPUT (tty, tty->TS_visible_bell && visible_bell ? tty->TS_visible_bell : tty->TS_bell); |
28d440ab | 328 | } |
08a24c47 JB |
329 | } |
330 | ||
28d7d09f | 331 | void tty_set_terminal_modes (struct tty_display_info *tty) |
fca177d4 KL |
332 | { |
333 | OUTPUT_IF (tty, tty->TS_termcap_modes); | |
334 | OUTPUT_IF (tty, tty->TS_cursor_visible); | |
335 | OUTPUT_IF (tty, tty->TS_keypad_mode); | |
336 | losecursor (tty); | |
337 | } | |
338 | ||
dfcf069d | 339 | void |
6548cf00 | 340 | set_terminal_modes () |
08a24c47 | 341 | { |
6548cf00 KL |
342 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
343 | if (FRAME_TERMCAP_P (f)) | |
fca177d4 | 344 | tty_set_terminal_modes (FRAME_TTY (f)); |
d284f58f GM |
345 | else |
346 | (*set_terminal_modes_hook) (); | |
08a24c47 JB |
347 | } |
348 | ||
28d7d09f | 349 | void tty_reset_terminal_modes (struct tty_display_info *tty) |
fca177d4 KL |
350 | { |
351 | turn_off_highlight (tty); | |
352 | turn_off_insert (tty); | |
353 | OUTPUT_IF (tty, tty->TS_end_keypad_mode); | |
354 | OUTPUT_IF (tty, tty->TS_cursor_normal); | |
355 | OUTPUT_IF (tty, tty->TS_end_termcap_modes); | |
356 | OUTPUT_IF (tty, tty->TS_orig_pair); | |
357 | /* Output raw CR so kernel can track the cursor hpos. */ | |
358 | current_tty = tty; | |
359 | cmputc ('\r'); | |
360 | } | |
361 | ||
dfcf069d | 362 | void |
6548cf00 | 363 | reset_terminal_modes () |
08a24c47 | 364 | { |
6548cf00 KL |
365 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
366 | if (FRAME_TERMCAP_P (f)) | |
fca177d4 | 367 | tty_reset_terminal_modes (FRAME_TTY (f)); |
d284f58f GM |
368 | else if (reset_terminal_modes_hook) |
369 | (*reset_terminal_modes_hook) (); | |
08a24c47 JB |
370 | } |
371 | ||
dfcf069d | 372 | void |
ff11dfa1 | 373 | update_begin (f) |
d284f58f | 374 | struct frame *f; |
08a24c47 | 375 | { |
ff11dfa1 | 376 | updating_frame = f; |
daf01701 KL |
377 | /* XXX rif hack */ |
378 | rif = f->display_method->rif; | |
d284f58f GM |
379 | if (!FRAME_TERMCAP_P (f)) |
380 | update_begin_hook (f); | |
08a24c47 JB |
381 | } |
382 | ||
dfcf069d | 383 | void |
ff11dfa1 | 384 | update_end (f) |
d284f58f | 385 | struct frame *f; |
08a24c47 | 386 | { |
d284f58f | 387 | if (FRAME_TERMCAP_P (f)) |
08a24c47 | 388 | { |
28d7d09f | 389 | struct tty_display_info *tty = FRAME_TTY (f); |
d284f58f | 390 | if (!XWINDOW (selected_window)->cursor_off_p) |
fca177d4 KL |
391 | tty_show_cursor (tty); |
392 | turn_off_insert (tty); | |
393 | background_highlight (tty); | |
08a24c47 | 394 | } |
d284f58f GM |
395 | else |
396 | update_end_hook (f); | |
177c0ea7 | 397 | |
d284f58f | 398 | updating_frame = NULL; |
08a24c47 JB |
399 | } |
400 | ||
dfcf069d | 401 | void |
08a24c47 JB |
402 | set_terminal_window (size) |
403 | int size; | |
404 | { | |
6548cf00 KL |
405 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
406 | if (FRAME_TERMCAP_P (f)) | |
08a24c47 | 407 | { |
28d7d09f | 408 | struct tty_display_info *tty = FRAME_TTY (f); |
fca177d4 | 409 | tty->specified_window = size ? size : FRAME_LINES (f); |
daf01701 | 410 | if (FRAME_SCROLL_REGION_OK (f)) |
fca177d4 | 411 | set_scroll_region (0, tty->specified_window); |
08a24c47 | 412 | } |
d284f58f GM |
413 | else |
414 | set_terminal_window_hook (size); | |
08a24c47 JB |
415 | } |
416 | ||
dfcf069d | 417 | void |
08a24c47 JB |
418 | set_scroll_region (start, stop) |
419 | int start, stop; | |
420 | { | |
421 | char *buf; | |
6548cf00 | 422 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
28d7d09f | 423 | struct tty_display_info *tty = FRAME_TTY (f); |
177c0ea7 | 424 | |
fca177d4 KL |
425 | if (tty->TS_set_scroll_region) |
426 | buf = tparam (tty->TS_set_scroll_region, 0, 0, start, stop - 1); | |
427 | else if (tty->TS_set_scroll_region_1) | |
428 | buf = tparam (tty->TS_set_scroll_region_1, 0, 0, | |
ed02974b KL |
429 | FRAME_LINES (f), start, |
430 | FRAME_LINES (f) - stop, | |
431 | FRAME_LINES (f)); | |
08a24c47 | 432 | else |
fca177d4 | 433 | buf = tparam (tty->TS_set_window, 0, 0, start, 0, stop, FRAME_COLS (f)); |
177c0ea7 | 434 | |
6548cf00 | 435 | OUTPUT (tty, buf); |
9ac0d9e0 | 436 | xfree (buf); |
6548cf00 | 437 | losecursor (tty); |
08a24c47 | 438 | } |
d284f58f | 439 | |
08a24c47 | 440 | \f |
d284f58f | 441 | static void |
28d7d09f | 442 | turn_on_insert (struct tty_display_info *tty) |
08a24c47 | 443 | { |
fca177d4 KL |
444 | if (!tty->insert_mode) |
445 | OUTPUT (tty, tty->TS_insert_mode); | |
446 | tty->insert_mode = 1; | |
08a24c47 JB |
447 | } |
448 | ||
dfcf069d | 449 | void |
28d7d09f | 450 | turn_off_insert (struct tty_display_info *tty) |
08a24c47 | 451 | { |
fca177d4 KL |
452 | if (tty->insert_mode) |
453 | OUTPUT (tty, tty->TS_end_insert_mode); | |
454 | tty->insert_mode = 0; | |
08a24c47 JB |
455 | } |
456 | \f | |
54800acb | 457 | /* Handle highlighting. */ |
08a24c47 | 458 | |
dfcf069d | 459 | void |
28d7d09f | 460 | turn_off_highlight (struct tty_display_info *tty) |
08a24c47 | 461 | { |
fca177d4 KL |
462 | if (tty->standout_mode) |
463 | OUTPUT_IF (tty, tty->TS_end_standout_mode); | |
464 | tty->standout_mode = 0; | |
08a24c47 JB |
465 | } |
466 | ||
d284f58f | 467 | static void |
28d7d09f | 468 | turn_on_highlight (struct tty_display_info *tty) |
08a24c47 | 469 | { |
fca177d4 KL |
470 | if (!tty->standout_mode) |
471 | OUTPUT_IF (tty, tty->TS_standout_mode); | |
472 | tty->standout_mode = 1; | |
08a24c47 JB |
473 | } |
474 | ||
86a7d192 | 475 | static void |
28d7d09f | 476 | toggle_highlight (struct tty_display_info *tty) |
86a7d192 | 477 | { |
fca177d4 KL |
478 | if (tty->standout_mode) |
479 | turn_off_highlight (tty); | |
86a7d192 | 480 | else |
fca177d4 | 481 | turn_on_highlight (tty); |
86a7d192 GM |
482 | } |
483 | ||
a168702a GM |
484 | |
485 | /* Make cursor invisible. */ | |
486 | ||
487 | static void | |
28d7d09f | 488 | tty_hide_cursor (struct tty_display_info *tty) |
a168702a | 489 | { |
fca177d4 | 490 | if (tty->cursor_hidden == 0) |
d284f58f | 491 | { |
fca177d4 KL |
492 | tty->cursor_hidden = 1; |
493 | OUTPUT_IF (tty, tty->TS_cursor_invisible); | |
d284f58f | 494 | } |
a168702a GM |
495 | } |
496 | ||
497 | ||
498 | /* Ensure that cursor is visible. */ | |
499 | ||
500 | static void | |
28d7d09f | 501 | tty_show_cursor (struct tty_display_info *tty) |
a168702a | 502 | { |
fca177d4 | 503 | if (tty->cursor_hidden) |
d284f58f | 504 | { |
fca177d4 KL |
505 | tty->cursor_hidden = 0; |
506 | OUTPUT_IF (tty, tty->TS_cursor_normal); | |
507 | OUTPUT_IF (tty, tty->TS_cursor_visible); | |
d284f58f | 508 | } |
a168702a GM |
509 | } |
510 | ||
511 | ||
08a24c47 JB |
512 | /* Set standout mode to the state it should be in for |
513 | empty space inside windows. What this is, | |
514 | depends on the user option inverse-video. */ | |
515 | ||
dfcf069d | 516 | void |
28d7d09f | 517 | background_highlight (struct tty_display_info *tty) |
08a24c47 | 518 | { |
08a24c47 | 519 | if (inverse_video) |
fca177d4 | 520 | turn_on_highlight (tty); |
08a24c47 | 521 | else |
fca177d4 | 522 | turn_off_highlight (tty); |
08a24c47 JB |
523 | } |
524 | ||
525 | /* Set standout mode to the mode specified for the text to be output. */ | |
526 | ||
dfcf069d | 527 | static void |
28d7d09f | 528 | highlight_if_desired (struct tty_display_info *tty) |
08a24c47 | 529 | { |
8ede64a5 | 530 | if (inverse_video) |
fca177d4 | 531 | turn_on_highlight (tty); |
8ede64a5 | 532 | else |
fca177d4 | 533 | turn_off_highlight (tty); |
08a24c47 JB |
534 | } |
535 | \f | |
536 | ||
a168702a GM |
537 | /* Move cursor to row/column position VPOS/HPOS. HPOS/VPOS are |
538 | frame-relative coordinates. */ | |
08a24c47 | 539 | |
dfcf069d | 540 | void |
a168702a GM |
541 | cursor_to (vpos, hpos) |
542 | int vpos, hpos; | |
08a24c47 | 543 | { |
6548cf00 | 544 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
28d7d09f | 545 | struct tty_display_info *tty; |
daf01701 | 546 | |
e52f4e08 | 547 | if (! FRAME_TERMCAP_P (f) && cursor_to_hook) |
08a24c47 | 548 | { |
a168702a | 549 | (*cursor_to_hook) (vpos, hpos); |
08a24c47 JB |
550 | return; |
551 | } | |
552 | ||
fca177d4 | 553 | tty = FRAME_TTY (f); |
6548cf00 | 554 | |
36cae867 KH |
555 | /* Detect the case where we are called from reset_sys_modes |
556 | and the costs have never been calculated. Do nothing. */ | |
fca177d4 | 557 | if (! tty->costs_set) |
36cae867 KH |
558 | return; |
559 | ||
6548cf00 KL |
560 | if (curY (tty) == vpos |
561 | && curX (tty) == hpos) | |
08a24c47 | 562 | return; |
fca177d4 KL |
563 | if (!tty->TF_standout_motion) |
564 | background_highlight (tty); | |
565 | if (!tty->TF_insmode_motion) | |
566 | turn_off_insert (tty); | |
6548cf00 | 567 | cmgoto (tty, vpos, hpos); |
08a24c47 JB |
568 | } |
569 | ||
570 | /* Similar but don't take any account of the wasted characters. */ | |
571 | ||
dfcf069d | 572 | void |
08a24c47 | 573 | raw_cursor_to (row, col) |
4746118a | 574 | int row, col; |
08a24c47 | 575 | { |
e52f4e08 | 576 | struct frame *f = updating_frame ? updating_frame : XFRAME (selected_frame); |
28d7d09f | 577 | struct tty_display_info *tty; |
e52f4e08 | 578 | if (! FRAME_TERMCAP_P (f)) |
08a24c47 JB |
579 | { |
580 | (*raw_cursor_to_hook) (row, col); | |
581 | return; | |
582 | } | |
fca177d4 | 583 | tty = FRAME_TTY (f); |
6548cf00 KL |
584 | if (curY (tty) == row |
585 | && curX (tty) == col) | |
08a24c47 | 586 | return; |
fca177d4 KL |
587 | if (!tty->TF_standout_motion) |
588 | background_highlight (tty); | |
589 | if (!tty->TF_insmode_motion) | |
590 | turn_off_insert (tty); | |
6548cf00 | 591 | cmgoto (tty, row, col); |
08a24c47 JB |
592 | } |
593 | \f | |
594 | /* Erase operations */ | |
595 | ||
ff11dfa1 | 596 | /* clear from cursor to end of frame */ |
dfcf069d | 597 | void |
08a24c47 JB |
598 | clear_to_end () |
599 | { | |
600 | register int i; | |
601 | ||
6548cf00 | 602 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
28d7d09f | 603 | struct tty_display_info *tty; |
daf01701 | 604 | |
ed02974b | 605 | if (clear_to_end_hook && ! FRAME_TERMCAP_P (f)) |
08a24c47 JB |
606 | { |
607 | (*clear_to_end_hook) (); | |
608 | return; | |
609 | } | |
fca177d4 KL |
610 | tty = FRAME_TTY (f); |
611 | if (tty->TS_clr_to_bottom) | |
08a24c47 | 612 | { |
fca177d4 KL |
613 | background_highlight (tty); |
614 | OUTPUT (tty, tty->TS_clr_to_bottom); | |
08a24c47 JB |
615 | } |
616 | else | |
617 | { | |
6548cf00 | 618 | for (i = curY (tty); i < FRAME_LINES (f); i++) |
08a24c47 JB |
619 | { |
620 | cursor_to (i, 0); | |
ed02974b | 621 | clear_end_of_line (FRAME_COLS (f)); |
08a24c47 JB |
622 | } |
623 | } | |
624 | } | |
625 | ||
ff11dfa1 | 626 | /* Clear entire frame */ |
08a24c47 | 627 | |
dfcf069d | 628 | void |
ff11dfa1 | 629 | clear_frame () |
08a24c47 | 630 | { |
6548cf00 | 631 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
28d7d09f | 632 | struct tty_display_info *tty; |
daf01701 | 633 | |
ed02974b | 634 | if (clear_frame_hook && ! FRAME_TERMCAP_P (f)) |
08a24c47 | 635 | { |
ff11dfa1 | 636 | (*clear_frame_hook) (); |
08a24c47 JB |
637 | return; |
638 | } | |
fca177d4 KL |
639 | tty = FRAME_TTY (f); |
640 | if (tty->TS_clr_frame) | |
08a24c47 | 641 | { |
fca177d4 KL |
642 | background_highlight (tty); |
643 | OUTPUT (tty, tty->TS_clr_frame); | |
6548cf00 | 644 | cmat (tty, 0, 0); |
08a24c47 JB |
645 | } |
646 | else | |
647 | { | |
648 | cursor_to (0, 0); | |
649 | clear_to_end (); | |
650 | } | |
651 | } | |
652 | ||
08a24c47 JB |
653 | /* Clear from cursor to end of line. |
654 | Assume that the line is already clear starting at column first_unused_hpos. | |
08a24c47 JB |
655 | |
656 | Note that the cursor may be moved, on terminals lacking a `ce' string. */ | |
657 | ||
dfcf069d | 658 | void |
8ede64a5 | 659 | clear_end_of_line (first_unused_hpos) |
08a24c47 JB |
660 | int first_unused_hpos; |
661 | { | |
6548cf00 | 662 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
28d7d09f | 663 | struct tty_display_info *tty; |
daf01701 KL |
664 | |
665 | if (clear_end_of_line_hook && ! FRAME_TERMCAP_P (f)) | |
08a24c47 JB |
666 | { |
667 | (*clear_end_of_line_hook) (first_unused_hpos); | |
668 | return; | |
669 | } | |
670 | ||
0a125897 KL |
671 | tty_clear_end_of_line (FRAME_TTY (f), first_unused_hpos); |
672 | } | |
6548cf00 | 673 | |
0a125897 | 674 | void |
28d7d09f | 675 | tty_clear_end_of_line (struct tty_display_info *tty, int first_unused_hpos) |
0a125897 KL |
676 | { |
677 | register int i; | |
36cae867 KH |
678 | /* Detect the case where we are called from reset_sys_modes |
679 | and the costs have never been calculated. Do nothing. */ | |
fca177d4 | 680 | if (! tty->costs_set) |
36cae867 KH |
681 | return; |
682 | ||
6548cf00 | 683 | if (curX (tty) >= first_unused_hpos) |
08a24c47 | 684 | return; |
fca177d4 KL |
685 | background_highlight (tty); |
686 | if (tty->TS_clr_line) | |
08a24c47 | 687 | { |
fca177d4 | 688 | OUTPUT1 (tty, tty->TS_clr_line); |
08a24c47 JB |
689 | } |
690 | else | |
691 | { /* have to do it the hard way */ | |
fca177d4 | 692 | turn_off_insert (tty); |
08a24c47 | 693 | |
a168702a | 694 | /* Do not write in last row last col with Auto-wrap on. */ |
6548cf00 | 695 | if (AutoWrap (tty) |
0a125897 KL |
696 | && curY (tty) == FrameRows (tty) - 1 |
697 | && first_unused_hpos == FrameCols (tty)) | |
08a24c47 JB |
698 | first_unused_hpos--; |
699 | ||
6548cf00 | 700 | for (i = curX (tty); i < first_unused_hpos; i++) |
08a24c47 | 701 | { |
6548cf00 KL |
702 | if (TTY_TERMSCRIPT (tty)) |
703 | fputc (' ', TTY_TERMSCRIPT (tty)); | |
704 | fputc (' ', TTY_OUTPUT (tty)); | |
08a24c47 | 705 | } |
6548cf00 | 706 | cmplus (tty, first_unused_hpos - curX (tty)); |
08a24c47 JB |
707 | } |
708 | } | |
709 | \f | |
a4decb7f KH |
710 | /* Encode SRC_LEN glyphs starting at SRC to terminal output codes and |
711 | store them at DST. Do not write more than DST_LEN bytes. That may | |
712 | require stopping before all SRC_LEN input glyphs have been | |
713 | converted. | |
714 | ||
715 | We store the number of glyphs actually converted in *CONSUMED. The | |
716 | return value is the number of bytes store in DST. */ | |
717 | ||
718 | int | |
719 | encode_terminal_code (src, dst, src_len, dst_len, consumed) | |
a168702a | 720 | struct glyph *src; |
a4decb7f KH |
721 | int src_len; |
722 | unsigned char *dst; | |
723 | int dst_len, *consumed; | |
724 | { | |
a168702a | 725 | struct glyph *src_start = src, *src_end = src + src_len; |
a4decb7f | 726 | unsigned char *dst_start = dst, *dst_end = dst + dst_len; |
085d5908 | 727 | register GLYPH g; |
405ea71c KR |
728 | unsigned char workbuf[MAX_MULTIBYTE_LENGTH]; |
729 | const unsigned char *buf; | |
6589fd67 | 730 | int len; |
a4decb7f KH |
731 | register int tlen = GLYPH_TABLE_LENGTH; |
732 | register Lisp_Object *tbase = GLYPH_TABLE_BASE; | |
f3ac545f | 733 | int result; |
6589fd67 KH |
734 | struct coding_system *coding; |
735 | ||
1ac0700a KH |
736 | /* If terminal_coding does any conversion, use it, otherwise use |
737 | safe_terminal_coding. We can't use CODING_REQUIRE_ENCODING here | |
738 | because it always return 1 if the member src_multibyte is 1. */ | |
739 | coding = (terminal_coding.common_flags & CODING_REQUIRE_ENCODING_MASK | |
6589fd67 KH |
740 | ? &terminal_coding |
741 | : &safe_terminal_coding); | |
a4decb7f KH |
742 | |
743 | while (src < src_end) | |
744 | { | |
a4decb7f | 745 | /* We must skip glyphs to be padded for a wide character. */ |
a168702a | 746 | if (! CHAR_GLYPH_PADDING_P (*src)) |
a4decb7f | 747 | { |
32de38e4 KH |
748 | g = GLYPH_FROM_CHAR_GLYPH (src[0]); |
749 | ||
750 | if (g < 0 || g >= tlen) | |
085d5908 | 751 | { |
32de38e4 KH |
752 | /* This glyph doesn't has an entry in Vglyph_table. */ |
753 | if (! CHAR_VALID_P (src->u.ch, 0)) | |
754 | { | |
755 | len = 1; | |
756 | buf = " "; | |
f2ba40be | 757 | coding->src_multibyte = 0; |
32de38e4 KH |
758 | } |
759 | else | |
760 | { | |
761 | len = CHAR_STRING (src->u.ch, workbuf); | |
762 | buf = workbuf; | |
f2ba40be | 763 | coding->src_multibyte = 1; |
32de38e4 | 764 | } |
085d5908 | 765 | } |
32de38e4 | 766 | else |
a4decb7f | 767 | { |
32de38e4 | 768 | /* This glyph has an entry in Vglyph_table, |
a4decb7f KH |
769 | so process any alias before testing for simpleness. */ |
770 | GLYPH_FOLLOW_ALIASES (tbase, tlen, g); | |
32de38e4 KH |
771 | |
772 | if (GLYPH_SIMPLE_P (tbase, tlen, g)) | |
773 | { | |
c989b7be KH |
774 | /* We set the multi-byte form of a character in G |
775 | (that should be an ASCII character) at | |
776 | WORKBUF. */ | |
777 | workbuf[0] = FAST_GLYPH_CHAR (g); | |
778 | len = 1; | |
32de38e4 | 779 | buf = workbuf; |
f2ba40be | 780 | coding->src_multibyte = 0; |
32de38e4 KH |
781 | } |
782 | else | |
783 | { | |
784 | /* We have a string in Vglyph_table. */ | |
785 | len = GLYPH_LENGTH (tbase, g); | |
786 | buf = GLYPH_STRING (tbase, g); | |
f2ba40be | 787 | coding->src_multibyte = STRING_MULTIBYTE (tbase[g]); |
32de38e4 | 788 | } |
171d7f24 | 789 | } |
177c0ea7 | 790 | |
f3ac545f | 791 | result = encode_coding (coding, buf, dst, len, dst_end - dst); |
c42869c4 | 792 | len -= coding->consumed; |
6589fd67 | 793 | dst += coding->produced; |
f3ac545f KH |
794 | if (result == CODING_FINISH_INSUFFICIENT_DST |
795 | || (result == CODING_FINISH_INSUFFICIENT_SRC | |
796 | && len > dst_end - dst)) | |
797 | /* The remaining output buffer is too short. We must | |
798 | break the loop here without increasing SRC so that the | |
799 | next call of this function starts from the same glyph. */ | |
800 | break; | |
801 | ||
c42869c4 KH |
802 | if (len > 0) |
803 | { | |
f3ac545f KH |
804 | /* This is the case that a code of the range 0200..0237 |
805 | exists in buf. We must just write out such a code. */ | |
806 | buf += coding->consumed; | |
807 | while (len--) | |
808 | *dst++ = *buf++; | |
c42869c4 | 809 | } |
a4decb7f KH |
810 | } |
811 | src++; | |
812 | } | |
177c0ea7 | 813 | |
a4decb7f KH |
814 | *consumed = src - src_start; |
815 | return (dst - dst_start); | |
816 | } | |
817 | ||
08a24c47 | 818 | |
dfcf069d | 819 | void |
08a24c47 | 820 | write_glyphs (string, len) |
a168702a | 821 | register struct glyph *string; |
08a24c47 JB |
822 | register int len; |
823 | { | |
a4decb7f | 824 | int produced, consumed; |
9628b887 | 825 | struct frame *f = updating_frame ? updating_frame : XFRAME (selected_frame); |
28d7d09f | 826 | struct tty_display_info *tty; |
d2fdb076 KH |
827 | unsigned char conversion_buffer[1024]; |
828 | int conversion_buffer_size = sizeof conversion_buffer; | |
08a24c47 | 829 | |
daf01701 | 830 | if (write_glyphs_hook && ! FRAME_TERMCAP_P (f)) |
08a24c47 JB |
831 | { |
832 | (*write_glyphs_hook) (string, len); | |
833 | return; | |
834 | } | |
835 | ||
fca177d4 | 836 | tty = FRAME_TTY (f); |
6548cf00 | 837 | |
fca177d4 KL |
838 | turn_off_insert (tty); |
839 | tty_hide_cursor (tty); | |
08a24c47 | 840 | |
a168702a | 841 | /* Don't dare write in last column of bottom line, if Auto-Wrap, |
ff11dfa1 | 842 | since that would scroll the whole frame on some terminals. */ |
08a24c47 | 843 | |
6548cf00 KL |
844 | if (AutoWrap (tty) |
845 | && curY (tty) + 1 == FRAME_LINES (f) | |
846 | && (curX (tty) + len) == FRAME_COLS (f)) | |
08a24c47 | 847 | len --; |
a4decb7f KH |
848 | if (len <= 0) |
849 | return; | |
08a24c47 | 850 | |
6548cf00 | 851 | cmplus (tty, len); |
177c0ea7 | 852 | |
6589fd67 KH |
853 | /* The mode bit CODING_MODE_LAST_BLOCK should be set to 1 only at |
854 | the tail. */ | |
855 | terminal_coding.mode &= ~CODING_MODE_LAST_BLOCK; | |
177c0ea7 | 856 | |
a4decb7f | 857 | while (len > 0) |
08a24c47 | 858 | { |
a168702a | 859 | /* Identify a run of glyphs with the same face. */ |
32de38e4 | 860 | int face_id = string->face_id; |
a168702a | 861 | int n; |
177c0ea7 | 862 | |
a168702a | 863 | for (n = 1; n < len; ++n) |
32de38e4 | 864 | if (string[n].face_id != face_id) |
a168702a GM |
865 | break; |
866 | ||
867 | /* Turn appearance modes of the face of the run on. */ | |
fca177d4 | 868 | highlight_if_desired (tty); |
a168702a GM |
869 | turn_on_face (f, face_id); |
870 | ||
871 | while (n > 0) | |
08a24c47 | 872 | { |
d2fdb076 KH |
873 | /* We use a fixed size (1024 bytes) of conversion buffer. |
874 | Usually it is sufficient, but if not, we just repeat the | |
875 | loop. */ | |
a168702a GM |
876 | produced = encode_terminal_code (string, conversion_buffer, |
877 | n, conversion_buffer_size, | |
878 | &consumed); | |
879 | if (produced > 0) | |
880 | { | |
28d440ab | 881 | fwrite (conversion_buffer, 1, produced, |
6548cf00 KL |
882 | TTY_OUTPUT (tty)); |
883 | if (ferror (TTY_OUTPUT (tty))) | |
884 | clearerr (TTY_OUTPUT (tty)); | |
885 | if (TTY_TERMSCRIPT (tty)) | |
28d440ab | 886 | fwrite (conversion_buffer, 1, produced, |
6548cf00 | 887 | TTY_TERMSCRIPT (tty)); |
a168702a GM |
888 | } |
889 | len -= consumed; | |
890 | n -= consumed; | |
891 | string += consumed; | |
08a24c47 | 892 | } |
a168702a GM |
893 | |
894 | /* Turn appearance modes off. */ | |
895 | turn_off_face (f, face_id); | |
fca177d4 | 896 | turn_off_highlight (tty); |
a4decb7f | 897 | } |
177c0ea7 | 898 | |
a4decb7f | 899 | /* We may have to output some codes to terminate the writing. */ |
ca1e6a13 | 900 | if (CODING_REQUIRE_FLUSHING (&terminal_coding)) |
a4decb7f | 901 | { |
6589fd67 | 902 | terminal_coding.mode |= CODING_MODE_LAST_BLOCK; |
1814bd62 | 903 | encode_coding (&terminal_coding, "", conversion_buffer, |
6589fd67 KH |
904 | 0, conversion_buffer_size); |
905 | if (terminal_coding.produced > 0) | |
df8bf431 | 906 | { |
28d440ab | 907 | fwrite (conversion_buffer, 1, terminal_coding.produced, |
6548cf00 KL |
908 | TTY_OUTPUT (tty)); |
909 | if (ferror (TTY_OUTPUT (tty))) | |
910 | clearerr (TTY_OUTPUT (tty)); | |
911 | if (TTY_TERMSCRIPT (tty)) | |
6589fd67 | 912 | fwrite (conversion_buffer, 1, terminal_coding.produced, |
6548cf00 | 913 | TTY_TERMSCRIPT (tty)); |
df8bf431 | 914 | } |
08a24c47 | 915 | } |
177c0ea7 | 916 | |
6548cf00 | 917 | cmcheckmagic (tty); |
08a24c47 JB |
918 | } |
919 | ||
920 | /* If start is zero, insert blanks instead of a string at start */ | |
177c0ea7 | 921 | |
dfcf069d | 922 | void |
08a24c47 | 923 | insert_glyphs (start, len) |
a168702a | 924 | register struct glyph *start; |
08a24c47 JB |
925 | register int len; |
926 | { | |
927 | char *buf; | |
6bbd7a29 | 928 | struct glyph *glyph = NULL; |
04c3243c | 929 | struct frame *f; |
28d7d09f | 930 | struct tty_display_info *tty; |
daf01701 | 931 | |
a4decb7f KH |
932 | if (len <= 0) |
933 | return; | |
934 | ||
daf01701 KL |
935 | f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
936 | ||
937 | if (insert_glyphs_hook && ! FRAME_TERMCAP_P (f)) | |
08a24c47 JB |
938 | { |
939 | (*insert_glyphs_hook) (start, len); | |
940 | return; | |
941 | } | |
a168702a | 942 | |
fca177d4 | 943 | tty = FRAME_TTY (f); |
08a24c47 | 944 | |
fca177d4 | 945 | if (tty->TS_ins_multi_chars) |
08a24c47 | 946 | { |
fca177d4 | 947 | buf = tparam (tty->TS_ins_multi_chars, 0, 0, len); |
6548cf00 | 948 | OUTPUT1 (tty, buf); |
9ac0d9e0 | 949 | xfree (buf); |
08a24c47 JB |
950 | if (start) |
951 | write_glyphs (start, len); | |
952 | return; | |
953 | } | |
954 | ||
fca177d4 | 955 | turn_on_insert (tty); |
6548cf00 | 956 | cmplus (tty, len); |
6589fd67 KH |
957 | /* The bit CODING_MODE_LAST_BLOCK should be set to 1 only at the tail. */ |
958 | terminal_coding.mode &= ~CODING_MODE_LAST_BLOCK; | |
07109bf9 | 959 | while (len-- > 0) |
08a24c47 | 960 | { |
a4decb7f | 961 | int produced, consumed; |
d2fdb076 KH |
962 | unsigned char conversion_buffer[1024]; |
963 | int conversion_buffer_size = sizeof conversion_buffer; | |
a4decb7f | 964 | |
fca177d4 | 965 | OUTPUT1_IF (tty, tty->TS_ins_char); |
08a24c47 | 966 | if (!start) |
32de38e4 KH |
967 | { |
968 | conversion_buffer[0] = SPACEGLYPH; | |
969 | produced = 1; | |
970 | } | |
08a24c47 | 971 | else |
08a24c47 | 972 | { |
fca177d4 | 973 | highlight_if_desired (tty); |
32de38e4 | 974 | turn_on_face (f, start->face_id); |
816be8b8 | 975 | glyph = start; |
a168702a | 976 | ++start; |
a4decb7f KH |
977 | /* We must open sufficient space for a character which |
978 | occupies more than one column. */ | |
a168702a | 979 | while (len && CHAR_GLYPH_PADDING_P (*start)) |
a4decb7f | 980 | { |
fca177d4 | 981 | OUTPUT1_IF (tty, tty->TS_ins_char); |
a4decb7f KH |
982 | start++, len--; |
983 | } | |
a4decb7f | 984 | |
32de38e4 KH |
985 | if (len <= 0) |
986 | /* This is the last glyph. */ | |
987 | terminal_coding.mode |= CODING_MODE_LAST_BLOCK; | |
988 | ||
d2fdb076 KH |
989 | /* The size of conversion buffer (1024 bytes) is surely |
990 | sufficient for just one glyph. */ | |
816be8b8 | 991 | produced = encode_terminal_code (glyph, conversion_buffer, 1, |
32de38e4 KH |
992 | conversion_buffer_size, &consumed); |
993 | } | |
a4decb7f | 994 | |
a4decb7f | 995 | if (produced > 0) |
08a24c47 | 996 | { |
28d440ab | 997 | fwrite (conversion_buffer, 1, produced, |
6548cf00 KL |
998 | TTY_OUTPUT (tty)); |
999 | if (ferror (TTY_OUTPUT (tty))) | |
1000 | clearerr (TTY_OUTPUT (tty)); | |
1001 | if (TTY_TERMSCRIPT (tty)) | |
28d440ab | 1002 | fwrite (conversion_buffer, 1, produced, |
6548cf00 | 1003 | TTY_TERMSCRIPT (tty)); |
08a24c47 JB |
1004 | } |
1005 | ||
fca177d4 | 1006 | OUTPUT1_IF (tty, tty->TS_pad_inserted_char); |
32de38e4 | 1007 | if (start) |
65aa5e85 GM |
1008 | { |
1009 | turn_off_face (f, glyph->face_id); | |
fca177d4 | 1010 | turn_off_highlight (tty); |
65aa5e85 | 1011 | } |
9a6b6f92 | 1012 | } |
177c0ea7 | 1013 | |
6548cf00 | 1014 | cmcheckmagic (tty); |
08a24c47 JB |
1015 | } |
1016 | ||
dfcf069d | 1017 | void |
08a24c47 JB |
1018 | delete_glyphs (n) |
1019 | register int n; | |
1020 | { | |
1021 | char *buf; | |
1022 | register int i; | |
6548cf00 | 1023 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
28d7d09f | 1024 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 | 1025 | |
6548cf00 | 1026 | if (delete_glyphs_hook && ! FRAME_TERMCAP_P (f)) |
08a24c47 JB |
1027 | { |
1028 | (*delete_glyphs_hook) (n); | |
1029 | return; | |
1030 | } | |
1031 | ||
6548cf00 | 1032 | |
fca177d4 | 1033 | if (tty->delete_in_insert_mode) |
08a24c47 | 1034 | { |
fca177d4 | 1035 | turn_on_insert (tty); |
08a24c47 JB |
1036 | } |
1037 | else | |
1038 | { | |
fca177d4 KL |
1039 | turn_off_insert (tty); |
1040 | OUTPUT_IF (tty, tty->TS_delete_mode); | |
08a24c47 | 1041 | } |
daf01701 | 1042 | |
fca177d4 | 1043 | if (tty->TS_del_multi_chars) |
08a24c47 | 1044 | { |
fca177d4 | 1045 | buf = tparam (tty->TS_del_multi_chars, 0, 0, n); |
6548cf00 | 1046 | OUTPUT1 (tty, buf); |
9ac0d9e0 | 1047 | xfree (buf); |
08a24c47 JB |
1048 | } |
1049 | else | |
1050 | for (i = 0; i < n; i++) | |
fca177d4 KL |
1051 | OUTPUT1 (tty, tty->TS_del_char); |
1052 | if (!tty->delete_in_insert_mode) | |
1053 | OUTPUT_IF (tty, tty->TS_end_delete_mode); | |
08a24c47 JB |
1054 | } |
1055 | \f | |
1056 | /* Insert N lines at vpos VPOS. If N is negative, delete -N lines. */ | |
1057 | ||
dfcf069d | 1058 | void |
08a24c47 JB |
1059 | ins_del_lines (vpos, n) |
1060 | int vpos, n; | |
1061 | { | |
6548cf00 | 1062 | struct frame *f = (updating_frame ? updating_frame : XFRAME (selected_frame)); |
6548cf00 | 1063 | if (ins_del_lines_hook && ! FRAME_TERMCAP_P (f)) |
08a24c47 JB |
1064 | { |
1065 | (*ins_del_lines_hook) (vpos, n); | |
1066 | return; | |
1067 | } | |
08a24c47 JB |
1068 | else |
1069 | { | |
28d7d09f | 1070 | struct tty_display_info *tty = FRAME_TTY (f); |
fca177d4 KL |
1071 | char *multi = n > 0 ? tty->TS_ins_multi_lines : tty->TS_del_multi_lines; |
1072 | char *single = n > 0 ? tty->TS_ins_line : tty->TS_del_line; | |
1073 | char *scroll = n > 0 ? tty->TS_rev_scroll : tty->TS_fwd_scroll; | |
daf01701 | 1074 | |
fca177d4 KL |
1075 | register int i = n > 0 ? n : -n; |
1076 | register char *buf; | |
daf01701 | 1077 | |
fca177d4 KL |
1078 | /* If the lines below the insertion are being pushed |
1079 | into the end of the window, this is the same as clearing; | |
1080 | and we know the lines are already clear, since the matching | |
1081 | deletion has already been done. So can ignore this. */ | |
1082 | /* If the lines below the deletion are blank lines coming | |
1083 | out of the end of the window, don't bother, | |
1084 | as there will be a matching inslines later that will flush them. */ | |
daf01701 | 1085 | if (FRAME_SCROLL_REGION_OK (f) |
fca177d4 KL |
1086 | && vpos + i >= tty->specified_window) |
1087 | return; | |
daf01701 | 1088 | if (!FRAME_MEMORY_BELOW_FRAME (f) |
fca177d4 KL |
1089 | && vpos + i >= FRAME_LINES (f)) |
1090 | return; | |
daf01701 | 1091 | |
fca177d4 KL |
1092 | if (multi) |
1093 | { | |
1094 | raw_cursor_to (vpos, 0); | |
1095 | background_highlight (tty); | |
1096 | buf = tparam (multi, 0, 0, i); | |
1097 | OUTPUT (tty, buf); | |
1098 | xfree (buf); | |
1099 | } | |
1100 | else if (single) | |
1101 | { | |
1102 | raw_cursor_to (vpos, 0); | |
1103 | background_highlight (tty); | |
1104 | while (--i >= 0) | |
1105 | OUTPUT (tty, single); | |
1106 | if (tty->TF_teleray) | |
1107 | curX (tty) = 0; | |
1108 | } | |
08a24c47 | 1109 | else |
fca177d4 KL |
1110 | { |
1111 | set_scroll_region (vpos, tty->specified_window); | |
1112 | if (n < 0) | |
1113 | raw_cursor_to (tty->specified_window - 1, 0); | |
1114 | else | |
1115 | raw_cursor_to (vpos, 0); | |
1116 | background_highlight (tty); | |
1117 | while (--i >= 0) | |
1118 | OUTPUTL (tty, scroll, tty->specified_window - vpos); | |
1119 | set_scroll_region (0, tty->specified_window); | |
1120 | } | |
daf01701 KL |
1121 | |
1122 | if (!FRAME_SCROLL_REGION_OK (f) | |
1123 | && FRAME_MEMORY_BELOW_FRAME (f) | |
fca177d4 KL |
1124 | && n < 0) |
1125 | { | |
1126 | cursor_to (FRAME_LINES (f) + n, 0); | |
1127 | clear_to_end (); | |
1128 | } | |
08a24c47 JB |
1129 | } |
1130 | } | |
1131 | \f | |
1132 | /* Compute cost of sending "str", in characters, | |
1133 | not counting any line-dependent padding. */ | |
1134 | ||
1135 | int | |
1136 | string_cost (str) | |
1137 | char *str; | |
1138 | { | |
1139 | cost = 0; | |
1140 | if (str) | |
1141 | tputs (str, 0, evalcost); | |
1142 | return cost; | |
1143 | } | |
1144 | ||
1145 | /* Compute cost of sending "str", in characters, | |
1146 | counting any line-dependent padding at one line. */ | |
1147 | ||
1148 | static int | |
1149 | string_cost_one_line (str) | |
1150 | char *str; | |
1151 | { | |
1152 | cost = 0; | |
1153 | if (str) | |
1154 | tputs (str, 1, evalcost); | |
1155 | return cost; | |
1156 | } | |
1157 | ||
1158 | /* Compute per line amount of line-dependent padding, | |
1159 | in tenths of characters. */ | |
1160 | ||
1161 | int | |
1162 | per_line_cost (str) | |
1163 | register char *str; | |
1164 | { | |
1165 | cost = 0; | |
1166 | if (str) | |
1167 | tputs (str, 0, evalcost); | |
1168 | cost = - cost; | |
1169 | if (str) | |
1170 | tputs (str, 10, evalcost); | |
1171 | return cost; | |
1172 | } | |
1173 | ||
1174 | #ifndef old | |
1175 | /* char_ins_del_cost[n] is cost of inserting N characters. | |
8dd0c7cb | 1176 | char_ins_del_cost[-n] is cost of deleting N characters. |
9882535b | 1177 | The length of this vector is based on max_frame_cols. */ |
08a24c47 JB |
1178 | |
1179 | int *char_ins_del_vector; | |
1180 | ||
9882535b | 1181 | #define char_ins_del_cost(f) (&char_ins_del_vector[FRAME_COLS ((f))]) |
08a24c47 JB |
1182 | #endif |
1183 | ||
1184 | /* ARGSUSED */ | |
1185 | static void | |
fca177d4 KL |
1186 | calculate_ins_del_char_costs (f) |
1187 | FRAME_PTR f; | |
08a24c47 | 1188 | { |
28d7d09f | 1189 | struct tty_display_info *tty = FRAME_TTY (f); |
08a24c47 JB |
1190 | int ins_startup_cost, del_startup_cost; |
1191 | int ins_cost_per_char, del_cost_per_char; | |
1192 | register int i; | |
1193 | register int *p; | |
1194 | ||
fca177d4 | 1195 | if (tty->TS_ins_multi_chars) |
08a24c47 JB |
1196 | { |
1197 | ins_cost_per_char = 0; | |
fca177d4 | 1198 | ins_startup_cost = string_cost_one_line (tty->TS_ins_multi_chars); |
08a24c47 | 1199 | } |
fca177d4 KL |
1200 | else if (tty->TS_ins_char || tty->TS_pad_inserted_char |
1201 | || (tty->TS_insert_mode && tty->TS_end_insert_mode)) | |
08a24c47 | 1202 | { |
fca177d4 KL |
1203 | ins_startup_cost = (30 * (string_cost (tty->TS_insert_mode) |
1204 | + string_cost (tty->TS_end_insert_mode))) / 100; | |
1205 | ins_cost_per_char = (string_cost_one_line (tty->TS_ins_char) | |
1206 | + string_cost_one_line (tty->TS_pad_inserted_char)); | |
08a24c47 JB |
1207 | } |
1208 | else | |
1209 | { | |
1210 | ins_startup_cost = 9999; | |
1211 | ins_cost_per_char = 0; | |
1212 | } | |
1213 | ||
fca177d4 | 1214 | if (tty->TS_del_multi_chars) |
08a24c47 JB |
1215 | { |
1216 | del_cost_per_char = 0; | |
fca177d4 | 1217 | del_startup_cost = string_cost_one_line (tty->TS_del_multi_chars); |
08a24c47 | 1218 | } |
fca177d4 | 1219 | else if (tty->TS_del_char) |
08a24c47 | 1220 | { |
fca177d4 KL |
1221 | del_startup_cost = (string_cost (tty->TS_delete_mode) |
1222 | + string_cost (tty->TS_end_delete_mode)); | |
1223 | if (tty->delete_in_insert_mode) | |
08a24c47 | 1224 | del_startup_cost /= 2; |
fca177d4 | 1225 | del_cost_per_char = string_cost_one_line (tty->TS_del_char); |
08a24c47 JB |
1226 | } |
1227 | else | |
1228 | { | |
1229 | del_startup_cost = 9999; | |
1230 | del_cost_per_char = 0; | |
1231 | } | |
1232 | ||
1233 | /* Delete costs are at negative offsets */ | |
fca177d4 KL |
1234 | p = &char_ins_del_cost (f)[0]; |
1235 | for (i = FRAME_COLS (f); --i >= 0;) | |
08a24c47 JB |
1236 | *--p = (del_startup_cost += del_cost_per_char); |
1237 | ||
1238 | /* Doing nothing is free */ | |
fca177d4 | 1239 | p = &char_ins_del_cost (f)[0]; |
08a24c47 JB |
1240 | *p++ = 0; |
1241 | ||
1242 | /* Insert costs are at positive offsets */ | |
fca177d4 | 1243 | for (i = FRAME_COLS (f); --i >= 0;) |
08a24c47 JB |
1244 | *p++ = (ins_startup_cost += ins_cost_per_char); |
1245 | } | |
1246 | ||
dfcf069d | 1247 | void |
ff11dfa1 JB |
1248 | calculate_costs (frame) |
1249 | FRAME_PTR frame; | |
08a24c47 | 1250 | { |
9f732a77 | 1251 | FRAME_COST_BAUD_RATE (frame) = baud_rate; |
08a24c47 | 1252 | |
28d440ab | 1253 | if (FRAME_TERMCAP_P (frame)) |
daf01701 KL |
1254 | { |
1255 | struct tty_display_info *tty = FRAME_TTY (frame); | |
1256 | register char *f = (tty->TS_set_scroll_region | |
1257 | ? tty->TS_set_scroll_region | |
1258 | : tty->TS_set_scroll_region_1); | |
08a24c47 | 1259 | |
daf01701 | 1260 | FRAME_SCROLL_REGION_COST (frame) = string_cost (f); |
08a24c47 | 1261 | |
daf01701 | 1262 | tty->costs_set = 1; |
08a24c47 | 1263 | |
daf01701 KL |
1264 | /* These variables are only used for terminal stuff. They are |
1265 | allocated once for the terminal frame of X-windows emacs, but not | |
1266 | used afterwards. | |
8dd0c7cb | 1267 | |
daf01701 KL |
1268 | char_ins_del_vector (i.e., char_ins_del_cost) isn't used because |
1269 | X turns off char_ins_del_ok. */ | |
08a24c47 | 1270 | |
daf01701 KL |
1271 | max_frame_lines = max (max_frame_lines, FRAME_LINES (frame)); |
1272 | max_frame_cols = max (max_frame_cols, FRAME_COLS (frame)); | |
08a24c47 | 1273 | |
daf01701 KL |
1274 | if (char_ins_del_vector != 0) |
1275 | char_ins_del_vector | |
1276 | = (int *) xrealloc (char_ins_del_vector, | |
1277 | (sizeof (int) | |
1278 | + 2 * max_frame_cols * sizeof (int))); | |
1279 | else | |
1280 | char_ins_del_vector | |
1281 | = (int *) xmalloc (sizeof (int) | |
1282 | + 2 * max_frame_cols * sizeof (int)); | |
08a24c47 | 1283 | |
daf01701 KL |
1284 | bzero (char_ins_del_vector, (sizeof (int) |
1285 | + 2 * max_frame_cols * sizeof (int))); | |
1286 | ||
1287 | ||
1288 | if (f && (!tty->TS_ins_line && !tty->TS_del_line)) | |
1289 | do_line_insertion_deletion_costs (frame, | |
1290 | tty->TS_rev_scroll, tty->TS_ins_multi_lines, | |
1291 | tty->TS_fwd_scroll, tty->TS_del_multi_lines, | |
1292 | f, f, 1); | |
1293 | else | |
1294 | do_line_insertion_deletion_costs (frame, | |
1295 | tty->TS_ins_line, tty->TS_ins_multi_lines, | |
1296 | tty->TS_del_line, tty->TS_del_multi_lines, | |
1297 | 0, 0, 1); | |
1298 | ||
1299 | calculate_ins_del_char_costs (frame); | |
1300 | ||
1301 | /* Don't use TS_repeat if its padding is worse than sending the chars */ | |
1302 | if (tty->TS_repeat && per_line_cost (tty->TS_repeat) * baud_rate < 9000) | |
1303 | tty->RPov = string_cost (tty->TS_repeat); | |
1304 | else | |
1305 | tty->RPov = FRAME_COLS (frame) * 2; | |
08a24c47 | 1306 | |
daf01701 KL |
1307 | cmcostinit (FRAME_TTY (frame)); /* set up cursor motion costs */ |
1308 | } | |
08a24c47 JB |
1309 | } |
1310 | \f | |
a796ac82 JB |
1311 | struct fkey_table { |
1312 | char *cap, *name; | |
1313 | }; | |
1314 | ||
01d8deb0 ER |
1315 | /* Termcap capability names that correspond directly to X keysyms. |
1316 | Some of these (marked "terminfo") aren't supplied by old-style | |
1317 | (Berkeley) termcap entries. They're listed in X keysym order; | |
1318 | except we put the keypad keys first, so that if they clash with | |
1319 | other keys (as on the IBM PC keyboard) they get overridden. | |
1320 | */ | |
1321 | ||
a168702a GM |
1322 | static struct fkey_table keys[] = |
1323 | { | |
8103ad1a PJ |
1324 | {"kh", "home"}, /* termcap */ |
1325 | {"kl", "left"}, /* termcap */ | |
1326 | {"ku", "up"}, /* termcap */ | |
1327 | {"kr", "right"}, /* termcap */ | |
1328 | {"kd", "down"}, /* termcap */ | |
1329 | {"%8", "prior"}, /* terminfo */ | |
1330 | {"%5", "next"}, /* terminfo */ | |
1331 | {"@7", "end"}, /* terminfo */ | |
1332 | {"@1", "begin"}, /* terminfo */ | |
1333 | {"*6", "select"}, /* terminfo */ | |
1334 | {"%9", "print"}, /* terminfo */ | |
1335 | {"@4", "execute"}, /* terminfo --- actually the `command' key */ | |
01d8deb0 ER |
1336 | /* |
1337 | * "insert" --- see below | |
1338 | */ | |
8103ad1a PJ |
1339 | {"&8", "undo"}, /* terminfo */ |
1340 | {"%0", "redo"}, /* terminfo */ | |
1341 | {"%7", "menu"}, /* terminfo --- actually the `options' key */ | |
1342 | {"@0", "find"}, /* terminfo */ | |
1343 | {"@2", "cancel"}, /* terminfo */ | |
1344 | {"%1", "help"}, /* terminfo */ | |
01d8deb0 ER |
1345 | /* |
1346 | * "break" goes here, but can't be reliably intercepted with termcap | |
1347 | */ | |
8103ad1a | 1348 | {"&4", "reset"}, /* terminfo --- actually `restart' */ |
01d8deb0 ER |
1349 | /* |
1350 | * "system" and "user" --- no termcaps | |
1351 | */ | |
8103ad1a PJ |
1352 | {"kE", "clearline"}, /* terminfo */ |
1353 | {"kA", "insertline"}, /* terminfo */ | |
1354 | {"kL", "deleteline"}, /* terminfo */ | |
1355 | {"kI", "insertchar"}, /* terminfo */ | |
1356 | {"kD", "deletechar"}, /* terminfo */ | |
1357 | {"kB", "backtab"}, /* terminfo */ | |
01d8deb0 ER |
1358 | /* |
1359 | * "kp_backtab", "kp-space", "kp-tab" --- no termcaps | |
1360 | */ | |
8103ad1a | 1361 | {"@8", "kp-enter"}, /* terminfo */ |
01d8deb0 ER |
1362 | /* |
1363 | * "kp-f1", "kp-f2", "kp-f3" "kp-f4", | |
1364 | * "kp-multiply", "kp-add", "kp-separator", | |
1365 | * "kp-subtract", "kp-decimal", "kp-divide", "kp-0"; | |
1366 | * --- no termcaps for any of these. | |
1367 | */ | |
8103ad1a | 1368 | {"K4", "kp-1"}, /* terminfo */ |
01d8deb0 ER |
1369 | /* |
1370 | * "kp-2" --- no termcap | |
1371 | */ | |
8103ad1a | 1372 | {"K5", "kp-3"}, /* terminfo */ |
01d8deb0 ER |
1373 | /* |
1374 | * "kp-4" --- no termcap | |
1375 | */ | |
8103ad1a | 1376 | {"K2", "kp-5"}, /* terminfo */ |
01d8deb0 ER |
1377 | /* |
1378 | * "kp-6" --- no termcap | |
1379 | */ | |
8103ad1a | 1380 | {"K1", "kp-7"}, /* terminfo */ |
01d8deb0 ER |
1381 | /* |
1382 | * "kp-8" --- no termcap | |
1383 | */ | |
8103ad1a | 1384 | {"K3", "kp-9"}, /* terminfo */ |
01d8deb0 ER |
1385 | /* |
1386 | * "kp-equal" --- no termcap | |
1387 | */ | |
8103ad1a PJ |
1388 | {"k1", "f1"}, |
1389 | {"k2", "f2"}, | |
1390 | {"k3", "f3"}, | |
1391 | {"k4", "f4"}, | |
1392 | {"k5", "f5"}, | |
1393 | {"k6", "f6"}, | |
1394 | {"k7", "f7"}, | |
1395 | {"k8", "f8"}, | |
1396 | {"k9", "f9"} | |
a796ac82 JB |
1397 | }; |
1398 | ||
f2a00342 RM |
1399 | static char **term_get_fkeys_arg; |
1400 | static Lisp_Object term_get_fkeys_1 (); | |
465db27b | 1401 | |
01d8deb0 | 1402 | /* Find the escape codes sent by the function keys for Vfunction_key_map. |
177c0ea7 | 1403 | This function scans the termcap function key sequence entries, and |
01d8deb0 ER |
1404 | adds entries to Vfunction_key_map for each function key it finds. */ |
1405 | ||
5c2c7893 JB |
1406 | void |
1407 | term_get_fkeys (address) | |
1408 | char **address; | |
f2a00342 RM |
1409 | { |
1410 | /* We run the body of the function (term_get_fkeys_1) and ignore all Lisp | |
1411 | errors during the call. The only errors should be from Fdefine_key | |
1412 | when given a key sequence containing an invalid prefix key. If the | |
1413 | termcap defines function keys which use a prefix that is already bound | |
1414 | to a command by the default bindings, we should silently ignore that | |
1415 | function key specification, rather than giving the user an error and | |
1416 | refusing to run at all on such a terminal. */ | |
1417 | ||
1418 | extern Lisp_Object Fidentity (); | |
f2a00342 RM |
1419 | term_get_fkeys_arg = address; |
1420 | internal_condition_case (term_get_fkeys_1, Qerror, Fidentity); | |
1421 | } | |
1422 | ||
1423 | static Lisp_Object | |
1424 | term_get_fkeys_1 () | |
5c2c7893 | 1425 | { |
5c2c7893 JB |
1426 | int i; |
1427 | ||
37085233 | 1428 | char **address = term_get_fkeys_arg; |
f778aff2 | 1429 | |
3e65092f RS |
1430 | /* This can happen if CANNOT_DUMP or with strange options. */ |
1431 | if (!initialized) | |
1432 | Vfunction_key_map = Fmake_sparse_keymap (Qnil); | |
1433 | ||
5c2c7893 JB |
1434 | for (i = 0; i < (sizeof (keys)/sizeof (keys[0])); i++) |
1435 | { | |
1436 | char *sequence = tgetstr (keys[i].cap, address); | |
1437 | if (sequence) | |
f2a00342 RM |
1438 | Fdefine_key (Vfunction_key_map, build_string (sequence), |
1439 | Fmake_vector (make_number (1), | |
1440 | intern (keys[i].name))); | |
5c2c7893 | 1441 | } |
a796ac82 JB |
1442 | |
1443 | /* The uses of the "k0" capability are inconsistent; sometimes it | |
1444 | describes F10, whereas othertimes it describes F0 and "k;" describes F10. | |
eb8c3be9 | 1445 | We will attempt to politely accommodate both systems by testing for |
a796ac82 JB |
1446 | "k;", and if it is present, assuming that "k0" denotes F0, otherwise F10. |
1447 | */ | |
1448 | { | |
1449 | char *k_semi = tgetstr ("k;", address); | |
1450 | char *k0 = tgetstr ("k0", address); | |
1451 | char *k0_name = "f10"; | |
1452 | ||
1453 | if (k_semi) | |
1454 | { | |
95c11956 SM |
1455 | if (k0) |
1456 | /* Define f0 first, so that f10 takes precedence in case the | |
1457 | key sequences happens to be the same. */ | |
1458 | Fdefine_key (Vfunction_key_map, build_string (k0), | |
1459 | Fmake_vector (make_number (1), intern ("f0"))); | |
f2a00342 RM |
1460 | Fdefine_key (Vfunction_key_map, build_string (k_semi), |
1461 | Fmake_vector (make_number (1), intern ("f10"))); | |
a796ac82 | 1462 | } |
95c11956 | 1463 | else if (k0) |
f2a00342 RM |
1464 | Fdefine_key (Vfunction_key_map, build_string (k0), |
1465 | Fmake_vector (make_number (1), intern (k0_name))); | |
a796ac82 | 1466 | } |
01d8deb0 ER |
1467 | |
1468 | /* Set up cookies for numbered function keys above f10. */ | |
1469 | { | |
1470 | char fcap[3], fkey[4]; | |
1471 | ||
fc4f24da | 1472 | fcap[0] = 'F'; fcap[2] = '\0'; |
01d8deb0 ER |
1473 | for (i = 11; i < 64; i++) |
1474 | { | |
1475 | if (i <= 19) | |
1476 | fcap[1] = '1' + i - 11; | |
1477 | else if (i <= 45) | |
b59ab95c | 1478 | fcap[1] = 'A' + i - 20; |
01d8deb0 | 1479 | else |
b59ab95c | 1480 | fcap[1] = 'a' + i - 46; |
01d8deb0 | 1481 | |
fc4f24da RS |
1482 | { |
1483 | char *sequence = tgetstr (fcap, address); | |
1484 | if (sequence) | |
1485 | { | |
465db27b | 1486 | sprintf (fkey, "f%d", i); |
f2a00342 RM |
1487 | Fdefine_key (Vfunction_key_map, build_string (sequence), |
1488 | Fmake_vector (make_number (1), | |
1489 | intern (fkey))); | |
fc4f24da RS |
1490 | } |
1491 | } | |
01d8deb0 ER |
1492 | } |
1493 | } | |
1494 | ||
1495 | /* | |
1496 | * Various mappings to try and get a better fit. | |
1497 | */ | |
1498 | { | |
fc4f24da RS |
1499 | #define CONDITIONAL_REASSIGN(cap1, cap2, sym) \ |
1500 | if (!tgetstr (cap1, address)) \ | |
1501 | { \ | |
1502 | char *sequence = tgetstr (cap2, address); \ | |
1503 | if (sequence) \ | |
f2a00342 RM |
1504 | Fdefine_key (Vfunction_key_map, build_string (sequence), \ |
1505 | Fmake_vector (make_number (1), \ | |
1506 | intern (sym))); \ | |
fc4f24da | 1507 | } |
177c0ea7 | 1508 | |
01d8deb0 | 1509 | /* if there's no key_next keycap, map key_npage to `next' keysym */ |
27b61785 | 1510 | CONDITIONAL_REASSIGN ("%5", "kN", "next"); |
01d8deb0 | 1511 | /* if there's no key_prev keycap, map key_ppage to `previous' keysym */ |
381d11a1 | 1512 | CONDITIONAL_REASSIGN ("%8", "kP", "prior"); |
01d8deb0 | 1513 | /* if there's no key_dc keycap, map key_ic to `insert' keysym */ |
27b61785 | 1514 | CONDITIONAL_REASSIGN ("kD", "kI", "insert"); |
403c995b RS |
1515 | /* if there's no key_end keycap, map key_ll to 'end' keysym */ |
1516 | CONDITIONAL_REASSIGN ("@7", "kH", "end"); | |
0a7f697a KH |
1517 | |
1518 | /* IBM has their own non-standard dialect of terminfo. | |
1519 | If the standard name isn't found, try the IBM name. */ | |
1520 | CONDITIONAL_REASSIGN ("kB", "KO", "backtab"); | |
1521 | CONDITIONAL_REASSIGN ("@4", "kJ", "execute"); /* actually "action" */ | |
1522 | CONDITIONAL_REASSIGN ("@4", "kc", "execute"); /* actually "command" */ | |
1523 | CONDITIONAL_REASSIGN ("%7", "ki", "menu"); | |
1524 | CONDITIONAL_REASSIGN ("@7", "kw", "end"); | |
1525 | CONDITIONAL_REASSIGN ("F1", "k<", "f11"); | |
1526 | CONDITIONAL_REASSIGN ("F2", "k>", "f12"); | |
1527 | CONDITIONAL_REASSIGN ("%1", "kq", "help"); | |
1528 | CONDITIONAL_REASSIGN ("*6", "kU", "select"); | |
1dd40212 | 1529 | #undef CONDITIONAL_REASSIGN |
01d8deb0 | 1530 | } |
a168702a GM |
1531 | |
1532 | return Qnil; | |
5c2c7893 JB |
1533 | } |
1534 | ||
1535 | \f | |
a168702a GM |
1536 | /*********************************************************************** |
1537 | Character Display Information | |
1538 | ***********************************************************************/ | |
1539 | ||
1540 | static void append_glyph P_ ((struct it *)); | |
1541 | ||
1542 | ||
1543 | /* Append glyphs to IT's glyph_row. Called from produce_glyphs for | |
1544 | terminal frames if IT->glyph_row != NULL. IT->c is the character | |
1545 | for which to produce glyphs; IT->face_id contains the character's | |
1546 | face. Padding glyphs are appended if IT->c has a IT->pixel_width > | |
1547 | 1. */ | |
177c0ea7 | 1548 | |
a168702a GM |
1549 | static void |
1550 | append_glyph (it) | |
1551 | struct it *it; | |
1552 | { | |
1553 | struct glyph *glyph, *end; | |
1554 | int i; | |
1555 | ||
1556 | xassert (it->glyph_row); | |
1557 | glyph = (it->glyph_row->glyphs[it->area] | |
1558 | + it->glyph_row->used[it->area]); | |
1559 | end = it->glyph_row->glyphs[1 + it->area]; | |
1560 | ||
177c0ea7 JB |
1561 | for (i = 0; |
1562 | i < it->pixel_width && glyph < end; | |
a168702a GM |
1563 | ++i) |
1564 | { | |
1565 | glyph->type = CHAR_GLYPH; | |
d13f3e2e | 1566 | glyph->pixel_width = 1; |
32de38e4 KH |
1567 | glyph->u.ch = it->c; |
1568 | glyph->face_id = it->face_id; | |
1569 | glyph->padding_p = i > 0; | |
a168702a GM |
1570 | glyph->charpos = CHARPOS (it->position); |
1571 | glyph->object = it->object; | |
177c0ea7 | 1572 | |
a168702a GM |
1573 | ++it->glyph_row->used[it->area]; |
1574 | ++glyph; | |
1575 | } | |
1576 | } | |
1577 | ||
1578 | ||
b50fe468 RS |
1579 | /* Produce glyphs for the display element described by IT. *IT |
1580 | specifies what we want to produce a glyph for (character, image, ...), | |
1581 | and where in the glyph matrix we currently are (glyph row and hpos). | |
1582 | produce_glyphs fills in output fields of *IT with information such as the | |
1583 | pixel width and height of a character, and maybe output actual glyphs at | |
a168702a | 1584 | the same time if IT->glyph_row is non-null. See the explanation of |
b50fe468 RS |
1585 | struct display_iterator in dispextern.h for an overview. |
1586 | ||
1587 | produce_glyphs also stores the result of glyph width, ascent | |
1588 | etc. computations in *IT. | |
1589 | ||
1590 | IT->glyph_row may be null, in which case produce_glyphs does not | |
1591 | actually fill in the glyphs. This is used in the move_* functions | |
1592 | in xdisp.c for text width and height computations. | |
1593 | ||
1594 | Callers usually don't call produce_glyphs directly; | |
1595 | instead they use the macro PRODUCE_GLYPHS. */ | |
a168702a | 1596 | |
177c0ea7 | 1597 | void |
a168702a GM |
1598 | produce_glyphs (it) |
1599 | struct it *it; | |
1600 | { | |
1601 | /* If a hook is installed, let it do the work. */ | |
1602 | xassert (it->what == IT_CHARACTER | |
c7cba11d | 1603 | || it->what == IT_COMPOSITION |
a168702a GM |
1604 | || it->what == IT_IMAGE |
1605 | || it->what == IT_STRETCH); | |
177c0ea7 | 1606 | |
c7cba11d KH |
1607 | /* Nothing but characters are supported on terminal frames. For a |
1608 | composition sequence, it->c is the first character of the | |
1609 | sequence. */ | |
1610 | xassert (it->what == IT_CHARACTER | |
1611 | || it->what == IT_COMPOSITION); | |
a168702a GM |
1612 | |
1613 | if (it->c >= 040 && it->c < 0177) | |
1614 | { | |
1615 | it->pixel_width = it->nglyphs = 1; | |
1616 | if (it->glyph_row) | |
1617 | append_glyph (it); | |
1618 | } | |
1619 | else if (it->c == '\n') | |
1620 | it->pixel_width = it->nglyphs = 0; | |
1621 | else if (it->c == '\t') | |
1622 | { | |
2efdbcdd | 1623 | int absolute_x = (it->current_x |
a168702a | 1624 | + it->continuation_lines_width); |
177c0ea7 JB |
1625 | int next_tab_x |
1626 | = (((1 + absolute_x + it->tab_width - 1) | |
a168702a GM |
1627 | / it->tab_width) |
1628 | * it->tab_width); | |
1629 | int nspaces; | |
1630 | ||
1631 | /* If part of the TAB has been displayed on the previous line | |
1632 | which is continued now, continuation_lines_width will have | |
1633 | been incremented already by the part that fitted on the | |
1634 | continued line. So, we will get the right number of spaces | |
1635 | here. */ | |
1636 | nspaces = next_tab_x - absolute_x; | |
177c0ea7 | 1637 | |
a168702a GM |
1638 | if (it->glyph_row) |
1639 | { | |
1640 | int n = nspaces; | |
177c0ea7 | 1641 | |
a168702a GM |
1642 | it->c = ' '; |
1643 | it->pixel_width = it->len = 1; | |
177c0ea7 | 1644 | |
a168702a GM |
1645 | while (n--) |
1646 | append_glyph (it); | |
177c0ea7 | 1647 | |
a168702a GM |
1648 | it->c = '\t'; |
1649 | } | |
1650 | ||
1651 | it->pixel_width = nspaces; | |
1652 | it->nglyphs = nspaces; | |
1653 | } | |
add44890 EZ |
1654 | else if (SINGLE_BYTE_CHAR_P (it->c)) |
1655 | { | |
cf872af5 | 1656 | /* Coming here means that it->c is from display table, thus we |
add44890 EZ |
1657 | must send the code as is to the terminal. Although there's |
1658 | no way to know how many columns it occupies on a screen, it | |
1659 | is a good assumption that a single byte code has 1-column | |
1660 | width. */ | |
1661 | it->pixel_width = it->nglyphs = 1; | |
1662 | if (it->glyph_row) | |
1663 | append_glyph (it); | |
1664 | } | |
a168702a GM |
1665 | else |
1666 | { | |
c7cba11d KH |
1667 | /* A multi-byte character. The display width is fixed for all |
1668 | characters of the set. Some of the glyphs may have to be | |
1669 | ignored because they are already displayed in a continued | |
1670 | line. */ | |
a168702a GM |
1671 | int charset = CHAR_CHARSET (it->c); |
1672 | ||
c7cba11d | 1673 | it->pixel_width = CHARSET_WIDTH (charset); |
a168702a | 1674 | it->nglyphs = it->pixel_width; |
177c0ea7 | 1675 | |
a168702a GM |
1676 | if (it->glyph_row) |
1677 | append_glyph (it); | |
1678 | } | |
1679 | ||
177c0ea7 | 1680 | /* Advance current_x by the pixel width as a convenience for |
a168702a GM |
1681 | the caller. */ |
1682 | if (it->area == TEXT_AREA) | |
1683 | it->current_x += it->pixel_width; | |
cfe8a05e GM |
1684 | it->ascent = it->max_ascent = it->phys_ascent = it->max_phys_ascent = 0; |
1685 | it->descent = it->max_descent = it->phys_descent = it->max_phys_descent = 1; | |
a168702a GM |
1686 | } |
1687 | ||
1688 | ||
1689 | /* Get information about special display element WHAT in an | |
1690 | environment described by IT. WHAT is one of IT_TRUNCATION or | |
1691 | IT_CONTINUATION. Maybe produce glyphs for WHAT if IT has a | |
1692 | non-null glyph_row member. This function ensures that fields like | |
1693 | face_id, c, len of IT are left untouched. */ | |
1694 | ||
1695 | void | |
1696 | produce_special_glyphs (it, what) | |
1697 | struct it *it; | |
1698 | enum display_element_type what; | |
1699 | { | |
1700 | struct it temp_it; | |
177c0ea7 | 1701 | |
a168702a GM |
1702 | temp_it = *it; |
1703 | temp_it.dp = NULL; | |
1704 | temp_it.what = IT_CHARACTER; | |
1705 | temp_it.len = 1; | |
7c752c80 | 1706 | temp_it.object = make_number (0); |
a168702a GM |
1707 | bzero (&temp_it.current, sizeof temp_it.current); |
1708 | ||
1709 | if (what == IT_CONTINUATION) | |
1710 | { | |
1711 | /* Continuation glyph. */ | |
1712 | if (it->dp | |
1713 | && INTEGERP (DISP_CONTINUE_GLYPH (it->dp)) | |
1714 | && GLYPH_CHAR_VALID_P (XINT (DISP_CONTINUE_GLYPH (it->dp)))) | |
1715 | { | |
1716 | temp_it.c = FAST_GLYPH_CHAR (XINT (DISP_CONTINUE_GLYPH (it->dp))); | |
68526af5 | 1717 | temp_it.len = CHAR_BYTES (temp_it.c); |
a168702a GM |
1718 | } |
1719 | else | |
1720 | temp_it.c = '\\'; | |
177c0ea7 | 1721 | |
a168702a GM |
1722 | produce_glyphs (&temp_it); |
1723 | it->pixel_width = temp_it.pixel_width; | |
1724 | it->nglyphs = temp_it.pixel_width; | |
1725 | } | |
1726 | else if (what == IT_TRUNCATION) | |
1727 | { | |
1728 | /* Truncation glyph. */ | |
1729 | if (it->dp | |
1730 | && INTEGERP (DISP_TRUNC_GLYPH (it->dp)) | |
1731 | && GLYPH_CHAR_VALID_P (XINT (DISP_TRUNC_GLYPH (it->dp)))) | |
1732 | { | |
1733 | temp_it.c = FAST_GLYPH_CHAR (XINT (DISP_TRUNC_GLYPH (it->dp))); | |
68526af5 | 1734 | temp_it.len = CHAR_BYTES (temp_it.c); |
a168702a GM |
1735 | } |
1736 | else | |
1737 | temp_it.c = '$'; | |
177c0ea7 | 1738 | |
a168702a GM |
1739 | produce_glyphs (&temp_it); |
1740 | it->pixel_width = temp_it.pixel_width; | |
1741 | it->nglyphs = temp_it.pixel_width; | |
1742 | } | |
1743 | else | |
1744 | abort (); | |
1745 | } | |
1746 | ||
1747 | ||
a168702a GM |
1748 | \f |
1749 | /*********************************************************************** | |
1750 | Faces | |
1751 | ***********************************************************************/ | |
1752 | ||
4e6ba4a4 GM |
1753 | /* Value is non-zero if attribute ATTR may be used. ATTR should be |
1754 | one of the enumerators from enum no_color_bit, or a bit set built | |
1755 | from them. Some display attributes may not be used together with | |
1756 | color; the termcap capability `NC' specifies which ones. */ | |
1757 | ||
fca177d4 KL |
1758 | #define MAY_USE_WITH_COLORS_P(tty, ATTR) \ |
1759 | (tty->TN_max_colors > 0 \ | |
1760 | ? (tty->TN_no_color_video & (ATTR)) == 0 \ | |
1761 | : 1) | |
a168702a GM |
1762 | |
1763 | /* Turn appearances of face FACE_ID on tty frame F on. */ | |
1764 | ||
1765 | static void | |
1766 | turn_on_face (f, face_id) | |
1767 | struct frame *f; | |
1768 | int face_id; | |
1769 | { | |
1770 | struct face *face = FACE_FROM_ID (f, face_id); | |
86a7d192 GM |
1771 | long fg = face->foreground; |
1772 | long bg = face->background; | |
28d7d09f | 1773 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a | 1774 | |
86a7d192 GM |
1775 | /* Do this first because TS_end_standout_mode may be the same |
1776 | as TS_exit_attribute_mode, which turns all appearances off. */ | |
fca177d4 | 1777 | if (MAY_USE_WITH_COLORS_P (tty, NC_REVERSE)) |
86a7d192 | 1778 | { |
fca177d4 | 1779 | if (tty->TN_max_colors > 0) |
86a7d192 GM |
1780 | { |
1781 | if (fg >= 0 && bg >= 0) | |
1782 | { | |
1783 | /* If the terminal supports colors, we can set them | |
1784 | below without using reverse video. The face's fg | |
1785 | and bg colors are set as they should appear on | |
1786 | the screen, i.e. they take the inverse-video'ness | |
1787 | of the face already into account. */ | |
1788 | } | |
1789 | else if (inverse_video) | |
1790 | { | |
1791 | if (fg == FACE_TTY_DEFAULT_FG_COLOR | |
1792 | || bg == FACE_TTY_DEFAULT_BG_COLOR) | |
fca177d4 | 1793 | toggle_highlight (tty); |
86a7d192 GM |
1794 | } |
1795 | else | |
1796 | { | |
1797 | if (fg == FACE_TTY_DEFAULT_BG_COLOR | |
1798 | || bg == FACE_TTY_DEFAULT_FG_COLOR) | |
fca177d4 | 1799 | toggle_highlight (tty); |
86a7d192 GM |
1800 | } |
1801 | } | |
1802 | else | |
1803 | { | |
1804 | /* If we can't display colors, use reverse video | |
1805 | if the face specifies that. */ | |
37526b42 GM |
1806 | if (inverse_video) |
1807 | { | |
1808 | if (fg == FACE_TTY_DEFAULT_FG_COLOR | |
1809 | || bg == FACE_TTY_DEFAULT_BG_COLOR) | |
fca177d4 | 1810 | toggle_highlight (tty); |
37526b42 GM |
1811 | } |
1812 | else | |
1813 | { | |
1814 | if (fg == FACE_TTY_DEFAULT_BG_COLOR | |
1815 | || bg == FACE_TTY_DEFAULT_FG_COLOR) | |
fca177d4 | 1816 | toggle_highlight (tty); |
37526b42 | 1817 | } |
86a7d192 GM |
1818 | } |
1819 | } | |
a168702a GM |
1820 | |
1821 | if (face->tty_bold_p) | |
4e6ba4a4 | 1822 | { |
fca177d4 KL |
1823 | if (MAY_USE_WITH_COLORS_P (tty, NC_BOLD)) |
1824 | OUTPUT1_IF (tty, tty->TS_enter_bold_mode); | |
4e6ba4a4 | 1825 | } |
a168702a | 1826 | else if (face->tty_dim_p) |
fca177d4 KL |
1827 | if (MAY_USE_WITH_COLORS_P (tty, NC_DIM)) |
1828 | OUTPUT1_IF (tty, tty->TS_enter_dim_mode); | |
a168702a GM |
1829 | |
1830 | /* Alternate charset and blinking not yet used. */ | |
4e6ba4a4 | 1831 | if (face->tty_alt_charset_p |
fca177d4 KL |
1832 | && MAY_USE_WITH_COLORS_P (tty, NC_ALT_CHARSET)) |
1833 | OUTPUT1_IF (tty, tty->TS_enter_alt_charset_mode); | |
a168702a | 1834 | |
4e6ba4a4 | 1835 | if (face->tty_blinking_p |
fca177d4 KL |
1836 | && MAY_USE_WITH_COLORS_P (tty, NC_BLINK)) |
1837 | OUTPUT1_IF (tty, tty->TS_enter_blink_mode); | |
a168702a | 1838 | |
fca177d4 KL |
1839 | if (face->tty_underline_p && MAY_USE_WITH_COLORS_P (tty, NC_UNDERLINE)) |
1840 | OUTPUT1_IF (tty, tty->TS_enter_underline_mode); | |
a168702a | 1841 | |
fca177d4 | 1842 | if (tty->TN_max_colors > 0) |
a168702a GM |
1843 | { |
1844 | char *p; | |
177c0ea7 | 1845 | |
fca177d4 | 1846 | if (fg >= 0 && tty->TS_set_foreground) |
a168702a | 1847 | { |
fca177d4 | 1848 | p = tparam (tty->TS_set_foreground, NULL, 0, (int) fg); |
6548cf00 | 1849 | OUTPUT (tty, p); |
a168702a GM |
1850 | xfree (p); |
1851 | } | |
1852 | ||
fca177d4 | 1853 | if (bg >= 0 && tty->TS_set_background) |
a168702a | 1854 | { |
fca177d4 | 1855 | p = tparam (tty->TS_set_background, NULL, 0, (int) bg); |
6548cf00 | 1856 | OUTPUT (tty, p); |
a168702a GM |
1857 | xfree (p); |
1858 | } | |
1859 | } | |
1860 | } | |
177c0ea7 | 1861 | |
a168702a GM |
1862 | |
1863 | /* Turn off appearances of face FACE_ID on tty frame F. */ | |
1864 | ||
1865 | static void | |
1866 | turn_off_face (f, face_id) | |
1867 | struct frame *f; | |
1868 | int face_id; | |
1869 | { | |
1870 | struct face *face = FACE_FROM_ID (f, face_id); | |
28d7d09f | 1871 | struct tty_display_info *tty = FRAME_TTY (f); |
a168702a GM |
1872 | |
1873 | xassert (face != NULL); | |
1874 | ||
fca177d4 | 1875 | if (tty->TS_exit_attribute_mode) |
a168702a GM |
1876 | { |
1877 | /* Capability "me" will turn off appearance modes double-bright, | |
1878 | half-bright, reverse-video, standout, underline. It may or | |
1879 | may not turn off alt-char-mode. */ | |
1880 | if (face->tty_bold_p | |
1881 | || face->tty_dim_p | |
1882 | || face->tty_reverse_p | |
1883 | || face->tty_alt_charset_p | |
1884 | || face->tty_blinking_p | |
1885 | || face->tty_underline_p) | |
65aa5e85 | 1886 | { |
fca177d4 KL |
1887 | OUTPUT1_IF (tty, tty->TS_exit_attribute_mode); |
1888 | if (strcmp (tty->TS_exit_attribute_mode, tty->TS_end_standout_mode) == 0) | |
1889 | tty->standout_mode = 0; | |
65aa5e85 | 1890 | } |
a168702a GM |
1891 | |
1892 | if (face->tty_alt_charset_p) | |
fca177d4 | 1893 | OUTPUT_IF (tty, tty->TS_exit_alt_charset_mode); |
a168702a GM |
1894 | } |
1895 | else | |
1896 | { | |
1897 | /* If we don't have "me" we can only have those appearances | |
1898 | that have exit sequences defined. */ | |
1899 | if (face->tty_alt_charset_p) | |
fca177d4 | 1900 | OUTPUT_IF (tty, tty->TS_exit_alt_charset_mode); |
a168702a | 1901 | |
54800acb | 1902 | if (face->tty_underline_p) |
fca177d4 | 1903 | OUTPUT_IF (tty, tty->TS_exit_underline_mode); |
a168702a GM |
1904 | } |
1905 | ||
1906 | /* Switch back to default colors. */ | |
fca177d4 | 1907 | if (tty->TN_max_colors > 0 |
f9d2fdc4 EZ |
1908 | && ((face->foreground != FACE_TTY_DEFAULT_COLOR |
1909 | && face->foreground != FACE_TTY_DEFAULT_FG_COLOR) | |
1910 | || (face->background != FACE_TTY_DEFAULT_COLOR | |
1911 | && face->background != FACE_TTY_DEFAULT_BG_COLOR))) | |
fca177d4 | 1912 | OUTPUT1_IF (tty, tty->TS_orig_pair); |
a168702a | 1913 | } |
177c0ea7 JB |
1914 | |
1915 | ||
b63a55ac MB |
1916 | /* Return non-zero if the terminal on frame F supports all of the |
1917 | capabilities in CAPS simultaneously, with foreground and background | |
1918 | colors FG and BG. */ | |
1919 | ||
4a8130f2 | 1920 | int |
fca177d4 | 1921 | tty_capable_p (tty, caps, fg, bg) |
28d7d09f | 1922 | struct tty_display_info *tty; |
b63a55ac MB |
1923 | unsigned caps; |
1924 | unsigned long fg, bg; | |
1925 | { | |
fca177d4 KL |
1926 | #define TTY_CAPABLE_P_TRY(tty, cap, TS, NC_bit) \ |
1927 | if ((caps & (cap)) && (!(TS) || !MAY_USE_WITH_COLORS_P(tty, NC_bit))) \ | |
b63a55ac MB |
1928 | return 0; |
1929 | ||
fca177d4 KL |
1930 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_INVERSE, tty->TS_standout_mode, NC_REVERSE); |
1931 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_UNDERLINE, tty->TS_enter_underline_mode, NC_UNDERLINE); | |
1932 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_BOLD, tty->TS_enter_bold_mode, NC_BOLD); | |
1933 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_DIM, tty->TS_enter_dim_mode, NC_DIM); | |
1934 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_BLINK, tty->TS_enter_blink_mode, NC_BLINK); | |
1935 | TTY_CAPABLE_P_TRY (tty, TTY_CAP_ALT_CHARSET, tty->TS_enter_alt_charset_mode, NC_ALT_CHARSET); | |
b63a55ac MB |
1936 | |
1937 | /* We can do it! */ | |
1938 | return 1; | |
1939 | } | |
1940 | ||
1941 | ||
a168702a GM |
1942 | /* Return non-zero if the terminal is capable to display colors. */ |
1943 | ||
1944 | DEFUN ("tty-display-color-p", Ftty_display_color_p, Stty_display_color_p, | |
981e4297 | 1945 | 0, 1, 0, |
99fdd6bc EZ |
1946 | doc: /* Return non-nil if TTY can display colors on DISPLAY. */) |
1947 | (display) | |
1948 | Lisp_Object display; | |
a168702a | 1949 | { |
28d7d09f | 1950 | struct tty_display_info *tty = FRAME_TTY (SELECTED_FRAME ()); |
fca177d4 | 1951 | return tty->TN_max_colors > 0 ? Qt : Qnil; |
a168702a GM |
1952 | } |
1953 | ||
bfa62f96 EZ |
1954 | /* Return the number of supported colors. */ |
1955 | DEFUN ("tty-display-color-cells", Ftty_display_color_cells, | |
1956 | Stty_display_color_cells, 0, 1, 0, | |
99fdd6bc EZ |
1957 | doc: /* Return the number of colors supported by TTY on DISPLAY. */) |
1958 | (display) | |
1959 | Lisp_Object display; | |
bfa62f96 | 1960 | { |
28d7d09f | 1961 | struct tty_display_info *tty = FRAME_TTY (SELECTED_FRAME ()); |
fca177d4 | 1962 | return make_number (tty->TN_max_colors); |
bfa62f96 EZ |
1963 | } |
1964 | ||
ace28297 | 1965 | #ifndef WINDOWSNT |
a168702a | 1966 | |
ace28297 EZ |
1967 | /* Save or restore the default color-related capabilities of this |
1968 | terminal. */ | |
1969 | static void | |
28d7d09f | 1970 | tty_default_color_capabilities (struct tty_display_info *tty, int save) |
ace28297 EZ |
1971 | { |
1972 | static char | |
1973 | *default_orig_pair, *default_set_foreground, *default_set_background; | |
1974 | static int default_max_colors, default_max_pairs, default_no_color_video; | |
1975 | ||
1976 | if (save) | |
1977 | { | |
1978 | if (default_orig_pair) | |
1979 | xfree (default_orig_pair); | |
fca177d4 | 1980 | default_orig_pair = tty->TS_orig_pair ? xstrdup (tty->TS_orig_pair) : NULL; |
ace28297 EZ |
1981 | |
1982 | if (default_set_foreground) | |
1983 | xfree (default_set_foreground); | |
fca177d4 | 1984 | default_set_foreground = tty->TS_set_foreground ? xstrdup (tty->TS_set_foreground) |
ace28297 EZ |
1985 | : NULL; |
1986 | ||
1987 | if (default_set_background) | |
1988 | xfree (default_set_background); | |
fca177d4 | 1989 | default_set_background = tty->TS_set_background ? xstrdup (tty->TS_set_background) |
ace28297 EZ |
1990 | : NULL; |
1991 | ||
fca177d4 KL |
1992 | default_max_colors = tty->TN_max_colors; |
1993 | default_max_pairs = tty->TN_max_pairs; | |
1994 | default_no_color_video = tty->TN_no_color_video; | |
ace28297 EZ |
1995 | } |
1996 | else | |
1997 | { | |
fca177d4 KL |
1998 | tty->TS_orig_pair = default_orig_pair; |
1999 | tty->TS_set_foreground = default_set_foreground; | |
2000 | tty->TS_set_background = default_set_background; | |
2001 | tty->TN_max_colors = default_max_colors; | |
2002 | tty->TN_max_pairs = default_max_pairs; | |
2003 | tty->TN_no_color_video = default_no_color_video; | |
ace28297 EZ |
2004 | } |
2005 | } | |
2006 | ||
2007 | /* Setup one of the standard tty color schemes according to MODE. | |
2008 | MODE's value is generally the number of colors which we want to | |
2009 | support; zero means set up for the default capabilities, the ones | |
2010 | we saw at term_init time; -1 means turn off color support. */ | |
2011 | void | |
28d7d09f | 2012 | tty_setup_colors (struct tty_display_info *tty, int mode) |
ace28297 | 2013 | { |
40409f05 EZ |
2014 | /* Canonicalize all negative values of MODE. */ |
2015 | if (mode < -1) | |
2016 | mode = -1; | |
2017 | ||
ace28297 EZ |
2018 | switch (mode) |
2019 | { | |
2020 | case -1: /* no colors at all */ | |
fca177d4 KL |
2021 | tty->TN_max_colors = 0; |
2022 | tty->TN_max_pairs = 0; | |
2023 | tty->TN_no_color_video = 0; | |
2024 | tty->TS_set_foreground = tty->TS_set_background = tty->TS_orig_pair = NULL; | |
ace28297 EZ |
2025 | break; |
2026 | case 0: /* default colors, if any */ | |
2027 | default: | |
fca177d4 | 2028 | tty_default_color_capabilities (tty, 0); |
ace28297 EZ |
2029 | break; |
2030 | case 8: /* 8 standard ANSI colors */ | |
fca177d4 | 2031 | tty->TS_orig_pair = "\033[0m"; |
ace28297 | 2032 | #ifdef TERMINFO |
fca177d4 KL |
2033 | tty->TS_set_foreground = "\033[3%p1%dm"; |
2034 | tty->TS_set_background = "\033[4%p1%dm"; | |
ace28297 | 2035 | #else |
fca177d4 KL |
2036 | tty->TS_set_foreground = "\033[3%dm"; |
2037 | tty->TS_set_background = "\033[4%dm"; | |
ace28297 | 2038 | #endif |
fca177d4 KL |
2039 | tty->TN_max_colors = 8; |
2040 | tty->TN_max_pairs = 64; | |
2041 | tty->TN_no_color_video = 0; | |
ace28297 EZ |
2042 | break; |
2043 | } | |
2044 | } | |
2045 | ||
2046 | void | |
2047 | set_tty_color_mode (f, val) | |
2048 | struct frame *f; | |
2049 | Lisp_Object val; | |
2050 | { | |
dfc7a077 | 2051 | Lisp_Object color_mode_spec, current_mode_spec; |
ace28297 EZ |
2052 | Lisp_Object color_mode, current_mode; |
2053 | int mode, old_mode; | |
2054 | extern Lisp_Object Qtty_color_mode; | |
2055 | Lisp_Object tty_color_mode_alist; | |
2056 | ||
2057 | tty_color_mode_alist = Fintern_soft (build_string ("tty-color-mode-alist"), | |
2058 | Qnil); | |
2059 | ||
9ac61a89 | 2060 | if (INTEGERP (val)) |
ace28297 EZ |
2061 | color_mode = val; |
2062 | else | |
2063 | { | |
2064 | if (NILP (tty_color_mode_alist)) | |
2065 | color_mode_spec = Qnil; | |
2066 | else | |
2067 | color_mode_spec = Fassq (val, XSYMBOL (tty_color_mode_alist)->value); | |
ace28297 EZ |
2068 | |
2069 | if (CONSP (color_mode_spec)) | |
2070 | color_mode = XCDR (color_mode_spec); | |
2071 | else | |
2072 | color_mode = Qnil; | |
2073 | } | |
545d91d5 RS |
2074 | |
2075 | current_mode_spec = assq_no_quit (Qtty_color_mode, f->param_alist); | |
2076 | ||
ace28297 EZ |
2077 | if (CONSP (current_mode_spec)) |
2078 | current_mode = XCDR (current_mode_spec); | |
2079 | else | |
2080 | current_mode = Qnil; | |
9ac61a89 | 2081 | if (INTEGERP (color_mode)) |
ace28297 EZ |
2082 | mode = XINT (color_mode); |
2083 | else | |
2084 | mode = 0; /* meaning default */ | |
9ac61a89 | 2085 | if (INTEGERP (current_mode)) |
ace28297 EZ |
2086 | old_mode = XINT (current_mode); |
2087 | else | |
2088 | old_mode = 0; | |
2089 | ||
2090 | if (mode != old_mode) | |
2091 | { | |
fca177d4 | 2092 | tty_setup_colors (FRAME_TTY (f), mode); |
ace28297 EZ |
2093 | /* This recomputes all the faces given the new color |
2094 | definitions. */ | |
2095 | call0 (intern ("tty-set-up-initial-frame-faces")); | |
2096 | redraw_frame (f); | |
2097 | } | |
2098 | } | |
2099 | ||
2100 | #endif /* !WINDOWSNT */ | |
a168702a GM |
2101 | |
2102 | \f | |
28d440ab | 2103 | |
28d7d09f | 2104 | struct tty_display_info * |
28d440ab KL |
2105 | get_named_tty (name) |
2106 | char *name; | |
2107 | { | |
28d7d09f | 2108 | struct tty_display_info *tty = tty_list; |
28d440ab KL |
2109 | |
2110 | while (tty) { | |
2111 | if ((tty->name == 0 && name == 0) | |
2112 | || (name && tty->name && !strcmp (tty->name, name))) | |
2113 | return tty; | |
2114 | tty = tty->next; | |
2115 | }; | |
2116 | ||
2117 | return 0; | |
2118 | } | |
2119 | ||
2120 | \f | |
819b8f00 KL |
2121 | |
2122 | DEFUN ("frame-tty-name", Fframe_tty_name, Sframe_tty_name, 0, 1, 0, | |
2123 | doc: /* Return the name of the TTY device that FRAME is displayed on. */) | |
2124 | (frame) | |
2125 | Lisp_Object frame; | |
2126 | { | |
2127 | struct frame *f; | |
2128 | ||
2129 | if (NILP (frame)) | |
2130 | { | |
2131 | f = XFRAME (selected_frame); | |
2132 | } | |
2133 | else | |
2134 | { | |
2135 | CHECK_LIVE_FRAME (frame); | |
2136 | f = XFRAME (frame); | |
2137 | } | |
2138 | ||
2139 | if (f->output_method != output_termcap) | |
2140 | wrong_type_argument (Qframe_tty_name, frame); | |
2141 | ||
28d7d09f KL |
2142 | if (FRAME_TTY (f)->name) |
2143 | return build_string (FRAME_TTY (f)->name); | |
819b8f00 KL |
2144 | else |
2145 | return Qnil; | |
2146 | } | |
2147 | ||
2148 | DEFUN ("frame-tty-type", Fframe_tty_type, Sframe_tty_type, 0, 1, 0, | |
2149 | doc: /* Return the type of the TTY device that FRAME is displayed on. */) | |
2150 | (frame) | |
2151 | Lisp_Object frame; | |
2152 | { | |
2153 | struct frame *f; | |
daf01701 | 2154 | |
819b8f00 KL |
2155 | if (NILP (frame)) |
2156 | { | |
2157 | f = XFRAME (selected_frame); | |
2158 | } | |
2159 | else | |
2160 | { | |
2161 | CHECK_LIVE_FRAME (frame); | |
2162 | f = XFRAME (frame); | |
2163 | } | |
2164 | ||
2165 | if (f->output_method != output_termcap) | |
2166 | wrong_type_argument (Qframe_tty_type, frame); | |
2167 | ||
28d7d09f KL |
2168 | if (FRAME_TTY (f)->type) |
2169 | return build_string (FRAME_TTY (f)->type); | |
819b8f00 KL |
2170 | else |
2171 | return Qnil; | |
2172 | } | |
2173 | ||
2174 | \f | |
a168702a GM |
2175 | /*********************************************************************** |
2176 | Initialization | |
2177 | ***********************************************************************/ | |
2178 | ||
28d7d09f | 2179 | struct tty_display_info * |
28d440ab KL |
2180 | term_dummy_init (void) |
2181 | { | |
2182 | if (initialized || tty_list) | |
2183 | error ("tty already initialized"); | |
2184 | ||
28d7d09f KL |
2185 | tty_list = xmalloc (sizeof (struct tty_display_info)); |
2186 | bzero (tty_list, sizeof (struct tty_display_info)); | |
2187 | tty_list->name = 0; | |
2188 | tty_list->input = stdin; | |
daf01701 KL |
2189 | tty_list->output = stdout; |
2190 | tty_list->Wcm = (struct cm *) xmalloc (sizeof (struct cm)); | |
2191 | tty_list->display_method = (struct display_method *) xmalloc (sizeof (struct display_method)); | |
28d440ab KL |
2192 | return tty_list; |
2193 | } | |
2194 | ||
2195 | ||
28d7d09f | 2196 | struct tty_display_info * |
0a125897 | 2197 | term_init (Lisp_Object frame, char *name, char *terminal_type) |
08a24c47 JB |
2198 | { |
2199 | char *area; | |
2200 | char **address = &area; | |
3a06a6d9 | 2201 | char *buffer = NULL; |
5846981b | 2202 | int buffer_size = 4096; |
08a24c47 JB |
2203 | register char *p; |
2204 | int status; | |
0a125897 | 2205 | struct frame *f = XFRAME (frame); |
28d7d09f | 2206 | struct tty_display_info *tty; |
28d440ab KL |
2207 | |
2208 | tty = get_named_tty (name); | |
2209 | if (tty) | |
2210 | { | |
0a125897 KL |
2211 | /* Return the previously initialized terminal, except if it is |
2212 | the dummy terminal created for the initial frame. */ | |
28d440ab KL |
2213 | if (tty->type) |
2214 | return tty; | |
2215 | } | |
2216 | else | |
2217 | { | |
28d7d09f KL |
2218 | tty = (struct tty_display_info *) xmalloc (sizeof (struct tty_display_info)); |
2219 | bzero (tty, sizeof (struct tty_display_info)); | |
28d440ab KL |
2220 | tty->next = tty_list; |
2221 | tty_list = tty; | |
2222 | } | |
2223 | ||
04c3243c | 2224 | if (! tty->Wcm) |
daf01701 KL |
2225 | tty->Wcm = (struct cm *) xmalloc (sizeof (struct cm)); |
2226 | ||
2227 | if (! tty->display_method) | |
2228 | tty->display_method = (struct display_method *) xmalloc (sizeof (struct display_method)); | |
2229 | ||
2230 | /* Initialize the common members in the new display method with our | |
2231 | predefined template. */ | |
2232 | *tty->display_method = tty_display_method_template; | |
2233 | f->display_method = tty->display_method; | |
2234 | ||
2235 | /* Termcap-based displays don't support window-based redisplay. */ | |
2236 | f->display_method->rif = 0; | |
04c3243c | 2237 | |
0a125897 KL |
2238 | /* Make sure the frame is live; if an error happens, it must be |
2239 | deleted. */ | |
2240 | f->output_method = output_termcap; | |
28d7d09f KL |
2241 | if (! f->output_data.tty) |
2242 | abort (); | |
2243 | f->output_data.tty->display_info = tty; | |
28d440ab KL |
2244 | if (name) |
2245 | { | |
2246 | int fd; | |
0a125897 | 2247 | FILE *file; |
28d440ab KL |
2248 | fd = emacs_open (name, O_RDWR, 0); |
2249 | if (fd < 0) | |
2250 | { | |
0a125897 | 2251 | delete_tty (tty); |
fca177d4 | 2252 | error ("Could not open file: %s", name); |
28d440ab | 2253 | } |
0a125897 | 2254 | file = fdopen (fd, "w+"); |
28d7d09f KL |
2255 | tty->name = xstrdup (name); |
2256 | tty->input = file; | |
2257 | tty->output = file; | |
28d440ab KL |
2258 | } |
2259 | else | |
2260 | { | |
28d7d09f KL |
2261 | tty->name = 0; |
2262 | tty->input = stdin; | |
2263 | tty->output = stdout; | |
28d440ab KL |
2264 | } |
2265 | ||
28d7d09f | 2266 | tty->type = xstrdup (terminal_type); |
28d440ab | 2267 | |
819b8f00 | 2268 | add_keyboard_wait_descriptor (fileno (tty->input)); |
daf01701 | 2269 | |
cb28b9c2 | 2270 | #ifdef WINDOWSNT |
29f27c39 | 2271 | initialize_w32_display (); |
cb28b9c2 | 2272 | |
fca177d4 | 2273 | Wcm_clear (tty); |
cb28b9c2 | 2274 | |
a678d9ff | 2275 | area = (char *) xmalloc (2044); |
cb28b9c2 | 2276 | |
daf01701 KL |
2277 | FrameRows (tty) = FRAME_LINES (f); |
2278 | FrameCols (tty) = FRAME_COLS (f); | |
2279 | tty->specified_window = FRAME_LINES (f); | |
cb28b9c2 | 2280 | |
daf01701 | 2281 | f->display_method->delete_in_insert_mode = 1; |
cb28b9c2 | 2282 | |
daf01701 KL |
2283 | UseTabs (tty) = 0; |
2284 | FRAME_SCROLL_REGION_OK (f) = 0; | |
cb28b9c2 RS |
2285 | |
2286 | /* Seems to insert lines when it's not supposed to, messing | |
2287 | up the display. In doing a trace, it didn't seem to be | |
2288 | called much, so I don't think we're losing anything by | |
2289 | turning it off. */ | |
daf01701 KL |
2290 | FRAME_LINE_INS_DEL_OK (f) = 0; |
2291 | FRAME_CHAR_INS_DEL_OK (f) = 1; | |
cb28b9c2 RS |
2292 | |
2293 | baud_rate = 19200; | |
2294 | ||
0a125897 KL |
2295 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
2296 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = vertical_scroll_bar_none; | |
acfcd5cd | 2297 | TN_max_colors = 16; /* Required to be non-zero for tty-display-color-p */ |
cb28b9c2 | 2298 | |
28d440ab | 2299 | return tty; |
eccec691 | 2300 | #else /* not WINDOWSNT */ |
cb28b9c2 | 2301 | |
6548cf00 | 2302 | Wcm_clear (tty); |
08a24c47 | 2303 | |
3a06a6d9 | 2304 | buffer = (char *) xmalloc (buffer_size); |
08a24c47 JB |
2305 | status = tgetent (buffer, terminal_type); |
2306 | if (status < 0) | |
b0347178 KH |
2307 | { |
2308 | #ifdef TERMINFO | |
fca177d4 KL |
2309 | if (name) |
2310 | { | |
0a125897 | 2311 | xfree (buffer); |
fca177d4 KL |
2312 | delete_tty (tty); |
2313 | error ("Cannot open terminfo database file"); | |
2314 | } | |
2315 | else | |
2316 | fatal ("Cannot open terminfo database file"); | |
b0347178 | 2317 | #else |
fca177d4 KL |
2318 | if (name) |
2319 | { | |
0a125897 | 2320 | xfree (buffer); |
fca177d4 KL |
2321 | delete_tty (tty); |
2322 | error ("Cannot open termcap database file"); | |
2323 | } | |
2324 | else | |
2325 | fatal ("Cannot open termcap database file"); | |
b0347178 KH |
2326 | #endif |
2327 | } | |
08a24c47 | 2328 | if (status == 0) |
b0347178 KH |
2329 | { |
2330 | #ifdef TERMINFO | |
fca177d4 KL |
2331 | if (name) |
2332 | { | |
0a125897 | 2333 | xfree (buffer); |
fca177d4 KL |
2334 | delete_tty (tty); |
2335 | error ("Terminal type %s is not defined", terminal_type); | |
2336 | } | |
2337 | else | |
2338 | fatal ("Terminal type %s is not defined.\n\ | |
0a125897 | 2339 | If that is not the actual type of terminal you have,\n\ |
b0347178 KH |
2340 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2341 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2342 | to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.", |
fca177d4 | 2343 | terminal_type); |
b0347178 | 2344 | #else |
fca177d4 KL |
2345 | if (name) |
2346 | { | |
0a125897 | 2347 | xfree (buffer); |
fca177d4 KL |
2348 | delete_tty (tty); |
2349 | error ("Terminal type %s is not defined", terminal_type); | |
2350 | } | |
2351 | else | |
2352 | fatal ("Terminal type %s is not defined.\n\ | |
0a125897 | 2353 | If that is not the actual type of terminal you have,\n\ |
c5a9c3e6 RS |
2354 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2355 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2356 | to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.", |
fca177d4 | 2357 | terminal_type); |
b0347178 KH |
2358 | #endif |
2359 | } | |
3a06a6d9 | 2360 | |
f730033e | 2361 | #ifndef TERMINFO |
3a06a6d9 | 2362 | if (strlen (buffer) >= buffer_size) |
08a24c47 | 2363 | abort (); |
f730033e | 2364 | buffer_size = strlen (buffer); |
3dd3a502 | 2365 | #endif |
f730033e | 2366 | area = (char *) xmalloc (buffer_size); |
08a24c47 | 2367 | |
fca177d4 KL |
2368 | tty->TS_ins_line = tgetstr ("al", address); |
2369 | tty->TS_ins_multi_lines = tgetstr ("AL", address); | |
2370 | tty->TS_bell = tgetstr ("bl", address); | |
6548cf00 | 2371 | BackTab (tty) = tgetstr ("bt", address); |
fca177d4 KL |
2372 | tty->TS_clr_to_bottom = tgetstr ("cd", address); |
2373 | tty->TS_clr_line = tgetstr ("ce", address); | |
2374 | tty->TS_clr_frame = tgetstr ("cl", address); | |
6548cf00 KL |
2375 | ColPosition (tty) = NULL; /* tgetstr ("ch", address); */ |
2376 | AbsPosition (tty) = tgetstr ("cm", address); | |
2377 | CR (tty) = tgetstr ("cr", address); | |
fca177d4 KL |
2378 | tty->TS_set_scroll_region = tgetstr ("cs", address); |
2379 | tty->TS_set_scroll_region_1 = tgetstr ("cS", address); | |
6548cf00 | 2380 | RowPosition (tty) = tgetstr ("cv", address); |
fca177d4 KL |
2381 | tty->TS_del_char = tgetstr ("dc", address); |
2382 | tty->TS_del_multi_chars = tgetstr ("DC", address); | |
2383 | tty->TS_del_line = tgetstr ("dl", address); | |
2384 | tty->TS_del_multi_lines = tgetstr ("DL", address); | |
2385 | tty->TS_delete_mode = tgetstr ("dm", address); | |
2386 | tty->TS_end_delete_mode = tgetstr ("ed", address); | |
2387 | tty->TS_end_insert_mode = tgetstr ("ei", address); | |
6548cf00 | 2388 | Home (tty) = tgetstr ("ho", address); |
fca177d4 KL |
2389 | tty->TS_ins_char = tgetstr ("ic", address); |
2390 | tty->TS_ins_multi_chars = tgetstr ("IC", address); | |
2391 | tty->TS_insert_mode = tgetstr ("im", address); | |
2392 | tty->TS_pad_inserted_char = tgetstr ("ip", address); | |
2393 | tty->TS_end_keypad_mode = tgetstr ("ke", address); | |
2394 | tty->TS_keypad_mode = tgetstr ("ks", address); | |
6548cf00 KL |
2395 | LastLine (tty) = tgetstr ("ll", address); |
2396 | Right (tty) = tgetstr ("nd", address); | |
2397 | Down (tty) = tgetstr ("do", address); | |
2398 | if (!Down (tty)) | |
2399 | Down (tty) = tgetstr ("nl", address); /* Obsolete name for "do" */ | |
08a24c47 JB |
2400 | #ifdef VMS |
2401 | /* VMS puts a carriage return before each linefeed, | |
2402 | so it is not safe to use linefeeds. */ | |
6548cf00 KL |
2403 | if (Down (tty) && Down (tty)[0] == '\n' && Down (tty)[1] == '\0') |
2404 | Down (tty) = 0; | |
08a24c47 JB |
2405 | #endif /* VMS */ |
2406 | if (tgetflag ("bs")) | |
6548cf00 | 2407 | Left (tty) = "\b"; /* can't possibly be longer! */ |
08a24c47 | 2408 | else /* (Actually, "bs" is obsolete...) */ |
6548cf00 KL |
2409 | Left (tty) = tgetstr ("le", address); |
2410 | if (!Left (tty)) | |
2411 | Left (tty) = tgetstr ("bc", address); /* Obsolete name for "le" */ | |
fca177d4 KL |
2412 | tty->TS_pad_char = tgetstr ("pc", address); |
2413 | tty->TS_repeat = tgetstr ("rp", address); | |
2414 | tty->TS_end_standout_mode = tgetstr ("se", address); | |
2415 | tty->TS_fwd_scroll = tgetstr ("sf", address); | |
2416 | tty->TS_standout_mode = tgetstr ("so", address); | |
2417 | tty->TS_rev_scroll = tgetstr ("sr", address); | |
6548cf00 | 2418 | tty->Wcm->cm_tab = tgetstr ("ta", address); |
fca177d4 KL |
2419 | tty->TS_end_termcap_modes = tgetstr ("te", address); |
2420 | tty->TS_termcap_modes = tgetstr ("ti", address); | |
6548cf00 | 2421 | Up (tty) = tgetstr ("up", address); |
fca177d4 KL |
2422 | tty->TS_visible_bell = tgetstr ("vb", address); |
2423 | tty->TS_cursor_normal = tgetstr ("ve", address); | |
2424 | tty->TS_cursor_visible = tgetstr ("vs", address); | |
2425 | tty->TS_cursor_invisible = tgetstr ("vi", address); | |
2426 | tty->TS_set_window = tgetstr ("wi", address); | |
2427 | ||
2428 | tty->TS_enter_underline_mode = tgetstr ("us", address); | |
2429 | tty->TS_exit_underline_mode = tgetstr ("ue", address); | |
2430 | tty->TS_enter_bold_mode = tgetstr ("md", address); | |
2431 | tty->TS_enter_dim_mode = tgetstr ("mh", address); | |
2432 | tty->TS_enter_blink_mode = tgetstr ("mb", address); | |
2433 | tty->TS_enter_reverse_mode = tgetstr ("mr", address); | |
2434 | tty->TS_enter_alt_charset_mode = tgetstr ("as", address); | |
2435 | tty->TS_exit_alt_charset_mode = tgetstr ("ae", address); | |
2436 | tty->TS_exit_attribute_mode = tgetstr ("me", address); | |
177c0ea7 | 2437 | |
6548cf00 KL |
2438 | MultiUp (tty) = tgetstr ("UP", address); |
2439 | MultiDown (tty) = tgetstr ("DO", address); | |
2440 | MultiLeft (tty) = tgetstr ("LE", address); | |
2441 | MultiRight (tty) = tgetstr ("RI", address); | |
08a24c47 | 2442 | |
e7f90eab GM |
2443 | /* SVr4/ANSI color suppert. If "op" isn't available, don't support |
2444 | color because we can't switch back to the default foreground and | |
2445 | background. */ | |
fca177d4 KL |
2446 | tty->TS_orig_pair = tgetstr ("op", address); |
2447 | if (tty->TS_orig_pair) | |
a168702a | 2448 | { |
fca177d4 KL |
2449 | tty->TS_set_foreground = tgetstr ("AF", address); |
2450 | tty->TS_set_background = tgetstr ("AB", address); | |
2451 | if (!tty->TS_set_foreground) | |
e7f90eab GM |
2452 | { |
2453 | /* SVr4. */ | |
fca177d4 KL |
2454 | tty->TS_set_foreground = tgetstr ("Sf", address); |
2455 | tty->TS_set_background = tgetstr ("Sb", address); | |
e7f90eab | 2456 | } |
177c0ea7 | 2457 | |
fca177d4 KL |
2458 | tty->TN_max_colors = tgetnum ("Co"); |
2459 | tty->TN_max_pairs = tgetnum ("pa"); | |
177c0ea7 | 2460 | |
fca177d4 KL |
2461 | tty->TN_no_color_video = tgetnum ("NC"); |
2462 | if (tty->TN_no_color_video == -1) | |
2463 | tty->TN_no_color_video = 0; | |
a168702a | 2464 | } |
a168702a | 2465 | |
fca177d4 | 2466 | tty_default_color_capabilities (tty, 1); |
ace28297 | 2467 | |
6548cf00 | 2468 | MagicWrap (tty) = tgetflag ("xn"); |
e4058338 KH |
2469 | /* Since we make MagicWrap terminals look like AutoWrap, we need to have |
2470 | the former flag imply the latter. */ | |
6548cf00 | 2471 | AutoWrap (tty) = MagicWrap (tty) || tgetflag ("am"); |
daf01701 | 2472 | FRAME_MEMORY_BELOW_FRAME (f) = tgetflag ("db"); |
fca177d4 | 2473 | tty->TF_hazeltine = tgetflag ("hz"); |
daf01701 | 2474 | FRAME_MUST_WRITE_SPACES (f) = tgetflag ("in"); |
fca177d4 KL |
2475 | tty->meta_key = tgetflag ("km") || tgetflag ("MT"); |
2476 | tty->TF_insmode_motion = tgetflag ("mi"); | |
2477 | tty->TF_standout_motion = tgetflag ("ms"); | |
2478 | tty->TF_underscore = tgetflag ("ul"); | |
2479 | tty->TF_teleray = tgetflag ("xt"); | |
08a24c47 | 2480 | |
5c2c7893 JB |
2481 | term_get_fkeys (address); |
2482 | ||
ff11dfa1 | 2483 | /* Get frame size from system, or else from termcap. */ |
3b12ce12 RS |
2484 | { |
2485 | int height, width; | |
16c290d8 | 2486 | get_tty_size (fileno (TTY_INPUT (tty)), &width, &height); |
0a125897 KL |
2487 | FrameCols (tty) = width; |
2488 | FrameRows (tty) = height; | |
3b12ce12 RS |
2489 | } |
2490 | ||
0a125897 KL |
2491 | if (FrameCols (tty) <= 0) |
2492 | FrameCols (tty) = tgetnum ("co"); | |
2493 | if (FrameRows (tty) <= 0) | |
2494 | FrameRows (tty) = tgetnum ("li"); | |
177c0ea7 | 2495 | |
0a125897 KL |
2496 | if (FrameRows (tty) < 3 || FrameCols (tty) < 3) |
2497 | { | |
2498 | if (initialized) | |
2499 | { | |
2500 | delete_tty (tty); | |
2501 | error ("Screen size %dx%d is too small", | |
2502 | FrameCols (tty), FrameRows (tty)); | |
2503 | } | |
2504 | else | |
2505 | { | |
2506 | fatal ("Screen size %dx%d is too small", | |
2507 | FrameCols (tty), FrameRows (tty)); | |
2508 | } | |
2509 | } | |
ee7a2de4 | 2510 | |
8a56675d | 2511 | #if 0 /* This is not used anywhere. */ |
daf01701 | 2512 | f->display_method->min_padding_speed = tgetnum ("pb"); |
8a56675d | 2513 | #endif |
28d440ab | 2514 | |
6548cf00 | 2515 | TabWidth (tty) = tgetnum ("tw"); |
08a24c47 JB |
2516 | |
2517 | #ifdef VMS | |
2518 | /* These capabilities commonly use ^J. | |
2519 | I don't know why, but sending them on VMS does not work; | |
2520 | it causes following spaces to be lost, sometimes. | |
2521 | For now, the simplest fix is to avoid using these capabilities ever. */ | |
6548cf00 KL |
2522 | if (Down (tty) && Down (tty)[0] == '\n') |
2523 | Down (tty) = 0; | |
08a24c47 JB |
2524 | #endif /* VMS */ |
2525 | ||
fca177d4 KL |
2526 | if (!tty->TS_bell) |
2527 | tty->TS_bell = "\07"; | |
08a24c47 | 2528 | |
fca177d4 KL |
2529 | if (!tty->TS_fwd_scroll) |
2530 | tty->TS_fwd_scroll = Down (tty); | |
08a24c47 | 2531 | |
fca177d4 | 2532 | PC = tty->TS_pad_char ? *tty->TS_pad_char : 0; |
08a24c47 | 2533 | |
6548cf00 KL |
2534 | if (TabWidth (tty) < 0) |
2535 | TabWidth (tty) = 8; | |
177c0ea7 | 2536 | |
08a24c47 JB |
2537 | /* Turned off since /etc/termcap seems to have :ta= for most terminals |
2538 | and newer termcap doc does not seem to say there is a default. | |
6548cf00 KL |
2539 | if (!tty->Wcm->cm_tab) |
2540 | tty->Wcm->cm_tab = "\t"; | |
08a24c47 JB |
2541 | */ |
2542 | ||
54800acb MB |
2543 | /* We don't support standout modes that use `magic cookies', so |
2544 | turn off any that do. */ | |
fca177d4 | 2545 | if (tty->TS_standout_mode && tgetnum ("sg") >= 0) |
54800acb | 2546 | { |
fca177d4 KL |
2547 | tty->TS_standout_mode = 0; |
2548 | tty->TS_end_standout_mode = 0; | |
54800acb | 2549 | } |
fca177d4 | 2550 | if (tty->TS_enter_underline_mode && tgetnum ("ug") >= 0) |
54800acb | 2551 | { |
fca177d4 KL |
2552 | tty->TS_enter_underline_mode = 0; |
2553 | tty->TS_exit_underline_mode = 0; | |
54800acb MB |
2554 | } |
2555 | ||
2556 | /* If there's no standout mode, try to use underlining instead. */ | |
fca177d4 | 2557 | if (tty->TS_standout_mode == 0) |
08a24c47 | 2558 | { |
fca177d4 KL |
2559 | tty->TS_standout_mode = tty->TS_enter_underline_mode; |
2560 | tty->TS_end_standout_mode = tty->TS_exit_underline_mode; | |
08a24c47 JB |
2561 | } |
2562 | ||
afd359c4 RS |
2563 | /* If no `se' string, try using a `me' string instead. |
2564 | If that fails, we can't use standout mode at all. */ | |
fca177d4 | 2565 | if (tty->TS_end_standout_mode == 0) |
afd359c4 | 2566 | { |
e4bfb3b6 | 2567 | char *s = tgetstr ("me", address); |
afd359c4 | 2568 | if (s != 0) |
fca177d4 | 2569 | tty->TS_end_standout_mode = s; |
afd359c4 | 2570 | else |
fca177d4 | 2571 | tty->TS_standout_mode = 0; |
afd359c4 RS |
2572 | } |
2573 | ||
fca177d4 | 2574 | if (tty->TF_teleray) |
08a24c47 | 2575 | { |
6548cf00 | 2576 | tty->Wcm->cm_tab = 0; |
54800acb | 2577 | /* We can't support standout mode, because it uses magic cookies. */ |
fca177d4 | 2578 | tty->TS_standout_mode = 0; |
08a24c47 | 2579 | /* But that means we cannot rely on ^M to go to column zero! */ |
6548cf00 | 2580 | CR (tty) = 0; |
08a24c47 JB |
2581 | /* LF can't be trusted either -- can alter hpos */ |
2582 | /* if move at column 0 thru a line with TS_standout_mode */ | |
6548cf00 | 2583 | Down (tty) = 0; |
08a24c47 JB |
2584 | } |
2585 | ||
2586 | /* Special handling for certain terminal types known to need it */ | |
2587 | ||
2588 | if (!strcmp (terminal_type, "supdup")) | |
2589 | { | |
daf01701 | 2590 | FRAME_MEMORY_BELOW_FRAME (f) = 1; |
6548cf00 | 2591 | tty->Wcm->cm_losewrap = 1; |
08a24c47 JB |
2592 | } |
2593 | if (!strncmp (terminal_type, "c10", 3) | |
2594 | || !strcmp (terminal_type, "perq")) | |
2595 | { | |
2596 | /* Supply a makeshift :wi string. | |
2597 | This string is not valid in general since it works only | |
2598 | for windows starting at the upper left corner; | |
2599 | but that is all Emacs uses. | |
daf01701 | 2600 | |
ff11dfa1 | 2601 | This string works only if the frame is using |
08a24c47 JB |
2602 | the top of the video memory, because addressing is memory-relative. |
2603 | So first check the :ti string to see if that is true. | |
2604 | ||
2605 | It would be simpler if the :wi string could go in the termcap | |
2606 | entry, but it can't because it is not fully valid. | |
2607 | If it were in the termcap entry, it would confuse other programs. */ | |
fca177d4 | 2608 | if (!tty->TS_set_window) |
08a24c47 | 2609 | { |
fca177d4 | 2610 | p = tty->TS_termcap_modes; |
08a24c47 JB |
2611 | while (*p && strcmp (p, "\033v ")) |
2612 | p++; | |
2613 | if (*p) | |
fca177d4 | 2614 | tty->TS_set_window = "\033v%C %C %C %C "; |
08a24c47 JB |
2615 | } |
2616 | /* Termcap entry often fails to have :in: flag */ | |
daf01701 | 2617 | FRAME_MUST_WRITE_SPACES (f) = 1; |
08a24c47 JB |
2618 | /* :ti string typically fails to have \E^G! in it */ |
2619 | /* This limits scope of insert-char to one line. */ | |
fca177d4 | 2620 | strcpy (area, tty->TS_termcap_modes); |
08a24c47 | 2621 | strcat (area, "\033\007!"); |
fca177d4 | 2622 | tty->TS_termcap_modes = area; |
08a24c47 | 2623 | area += strlen (area) + 1; |
6548cf00 | 2624 | p = AbsPosition (tty); |
08a24c47 | 2625 | /* Change all %+ parameters to %C, to handle |
28d440ab | 2626 | values above 96 correctly for the C100. */ |
08a24c47 | 2627 | while (*p) |
28d440ab KL |
2628 | { |
2629 | if (p[0] == '%' && p[1] == '+') | |
2630 | p[1] = 'C'; | |
2631 | p++; | |
2632 | } | |
08a24c47 JB |
2633 | } |
2634 | ||
0a125897 | 2635 | tty->specified_window = FrameRows (tty); |
08a24c47 | 2636 | |
6548cf00 | 2637 | if (Wcm_init (tty) == -1) /* can't do cursor motion */ |
fca177d4 KL |
2638 | if (name) |
2639 | { | |
2640 | delete_tty (tty); | |
0a125897 KL |
2641 | error ("Terminal type \"%s\" is not powerful enough to run Emacs", |
2642 | terminal_type); | |
fca177d4 KL |
2643 | } |
2644 | else { | |
08a24c47 | 2645 | #ifdef VMS |
fca177d4 | 2646 | fatal ("Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
08a24c47 JB |
2647 | It lacks the ability to position the cursor.\n\ |
2648 | If that is not the actual type of terminal you have, use either the\n\ | |
2649 | DCL command `SET TERMINAL/DEVICE= ...' for DEC-compatible terminals,\n\ | |
e12c1054 | 2650 | or `define EMACS_TERM \"terminal type\"' for non-DEC terminals.", |
fca177d4 | 2651 | terminal_type); |
37dad45a RS |
2652 | #else /* not VMS */ |
2653 | # ifdef TERMINFO | |
fca177d4 | 2654 | fatal ("Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
0a125897 KL |
2655 | It lacks the ability to position the cursor.\n\ |
2656 | If that is not the actual type of terminal you have,\n\ | |
37dad45a RS |
2657 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2658 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2659 | to do `unset TERMINFO' (C-shell: `unsetenv TERMINFO') as well.", |
fca177d4 | 2660 | terminal_type); |
37dad45a | 2661 | # else /* TERMCAP */ |
fca177d4 | 2662 | fatal ("Terminal type \"%s\" is not powerful enough to run Emacs.\n\ |
0a125897 | 2663 | It lacks the ability to position the cursor.\n\ |
08a24c47 | 2664 | If that is not the actual type of terminal you have,\n\ |
c5a9c3e6 RS |
2665 | use the Bourne shell command `TERM=... export TERM' (C-shell:\n\ |
2666 | `setenv TERM ...') to specify the correct type. It may be necessary\n\ | |
e12c1054 | 2667 | to do `unset TERMCAP' (C-shell: `unsetenv TERMCAP') as well.", |
fca177d4 | 2668 | terminal_type); |
37dad45a RS |
2669 | # endif /* TERMINFO */ |
2670 | #endif /*VMS */ | |
fca177d4 | 2671 | } |
daf01701 | 2672 | |
0a125897 | 2673 | if (FrameRows (tty) <= 0 || FrameCols (tty) <= 0) |
fca177d4 KL |
2674 | { |
2675 | if (name) | |
2676 | { | |
2677 | delete_tty (tty); | |
2678 | error ("The frame size has not been specified"); | |
2679 | } | |
2680 | else | |
2681 | fatal ("The frame size has not been specified"); | |
2682 | } | |
08a24c47 | 2683 | |
fca177d4 KL |
2684 | tty->delete_in_insert_mode |
2685 | = tty->TS_delete_mode && tty->TS_insert_mode | |
2686 | && !strcmp (tty->TS_delete_mode, tty->TS_insert_mode); | |
08a24c47 | 2687 | |
fca177d4 KL |
2688 | tty->se_is_so = (tty->TS_standout_mode |
2689 | && tty->TS_end_standout_mode | |
2690 | && !strcmp (tty->TS_standout_mode, tty->TS_end_standout_mode)); | |
08a24c47 | 2691 | |
16c290d8 | 2692 | UseTabs (tty) = tabs_safe_p (fileno (TTY_INPUT (tty))) && TabWidth (tty) == 8; |
08a24c47 | 2693 | |
daf01701 | 2694 | FRAME_SCROLL_REGION_OK (f) |
6548cf00 | 2695 | = (tty->Wcm->cm_abs |
fca177d4 | 2696 | && (tty->TS_set_window || tty->TS_set_scroll_region || tty->TS_set_scroll_region_1)); |
08a24c47 | 2697 | |
daf01701 | 2698 | FRAME_LINE_INS_DEL_OK (f) |
fca177d4 KL |
2699 | = (((tty->TS_ins_line || tty->TS_ins_multi_lines) |
2700 | && (tty->TS_del_line || tty->TS_del_multi_lines)) | |
daf01701 | 2701 | || (FRAME_SCROLL_REGION_OK (f) |
fca177d4 | 2702 | && tty->TS_fwd_scroll && tty->TS_rev_scroll)); |
28d440ab | 2703 | |
daf01701 | 2704 | FRAME_CHAR_INS_DEL_OK (f) |
fca177d4 KL |
2705 | = ((tty->TS_ins_char || tty->TS_insert_mode |
2706 | || tty->TS_pad_inserted_char || tty->TS_ins_multi_chars) | |
2707 | && (tty->TS_del_char || tty->TS_del_multi_chars)); | |
8a56675d | 2708 | |
daf01701 | 2709 | FRAME_FAST_CLEAR_END_OF_LINE (f) = tty->TS_clr_line != 0; |
08a24c47 | 2710 | |
16c290d8 | 2711 | init_baud_rate (fileno (TTY_INPUT (tty))); |
28d440ab KL |
2712 | if (read_socket_hook) /* Baudrate is somewhat |
2713 | meaningless in this case */ | |
08a24c47 | 2714 | baud_rate = 9600; |
20a558dc | 2715 | |
0a125897 KL |
2716 | FRAME_CAN_HAVE_SCROLL_BARS (f) = 0; |
2717 | FRAME_VERTICAL_SCROLL_BAR_TYPE (f) = vertical_scroll_bar_none; | |
3a06a6d9 | 2718 | |
daf01701 KL |
2719 | #ifdef AIXHFT |
2720 | /* The HFT system on AIX doesn't optimize for scrolling, so it's | |
2721 | really ugly at times. */ | |
2722 | FRAME_LINE_INS_DEL_OK (f) = 0; | |
2723 | FRAME_CHAR_INS_DEL_OK (f) = 0; | |
2724 | #endif | |
2725 | ||
0a125897 KL |
2726 | /* Don't do this. I think termcap may still need the buffer. */ |
2727 | /* xfree (buffer); */ | |
28d440ab | 2728 | |
daf01701 | 2729 | /* Set the top frame to the first frame on this display. */ |
0a125897 | 2730 | tty->top_frame = frame; |
daf01701 | 2731 | |
0a125897 KL |
2732 | /* Init system terminal modes (RAW or CBREAK, etc.). */ |
2733 | init_sys_modes (tty); | |
daf01701 | 2734 | |
fca177d4 KL |
2735 | tty_set_terminal_modes (tty); |
2736 | ||
28d440ab | 2737 | return tty; |
0a125897 | 2738 | #endif /* WINDOWSNT */ |
08a24c47 JB |
2739 | } |
2740 | ||
2741 | /* VARARGS 1 */ | |
dfcf069d | 2742 | void |
08a24c47 | 2743 | fatal (str, arg1, arg2) |
4746118a | 2744 | char *str, *arg1, *arg2; |
08a24c47 JB |
2745 | { |
2746 | fprintf (stderr, "emacs: "); | |
2747 | fprintf (stderr, str, arg1, arg2); | |
e12c1054 | 2748 | fprintf (stderr, "\n"); |
08a24c47 JB |
2749 | fflush (stderr); |
2750 | exit (1); | |
2751 | } | |
07c57952 | 2752 | |
819b8f00 KL |
2753 | \f |
2754 | ||
2755 | DEFUN ("delete-tty", Fdelete_tty, Sdelete_tty, 0, 1, 0, | |
2756 | doc: /* Delete all frames on the terminal named TTY, and close the device. */) | |
2757 | (tty) | |
2758 | Lisp_Object tty; | |
07c57952 | 2759 | { |
28d7d09f | 2760 | struct tty_display_info *t; |
819b8f00 | 2761 | char *name = 0; |
c291d9ef | 2762 | |
819b8f00 | 2763 | CHECK_STRING (tty); |
daf01701 | 2764 | |
819b8f00 KL |
2765 | if (SBYTES (tty) > 0) |
2766 | { | |
2767 | name = (char *) alloca (SBYTES (tty) + 1); | |
2768 | strncpy (name, SDATA (tty), SBYTES (tty)); | |
2769 | name[SBYTES (tty)] = 0; | |
2770 | } | |
a168702a | 2771 | |
819b8f00 | 2772 | t = get_named_tty (name); |
6548cf00 | 2773 | |
819b8f00 KL |
2774 | if (! t) |
2775 | error ("No such tty device: %s", name); | |
daf01701 | 2776 | |
819b8f00 | 2777 | delete_tty (t); |
07c57952 | 2778 | } |
a168702a | 2779 | |
0a125897 KL |
2780 | static int deleting_tty = 0; |
2781 | ||
fca177d4 | 2782 | void |
28d7d09f | 2783 | delete_tty (struct tty_display_info *tty) |
fca177d4 KL |
2784 | { |
2785 | Lisp_Object tail, frame; | |
daf01701 | 2786 | |
0a125897 KL |
2787 | if (deleting_tty) |
2788 | /* We get a recursive call when we delete the last frame on this | |
2789 | tty. */ | |
2790 | return; | |
fca177d4 | 2791 | |
0a125897 | 2792 | deleting_tty = 1; |
daf01701 | 2793 | |
fca177d4 KL |
2794 | if (tty == tty_list) |
2795 | tty_list = tty->next; | |
2796 | else | |
2797 | { | |
28d7d09f | 2798 | struct tty_display_info *p; |
fca177d4 KL |
2799 | for (p = tty_list; p && p->next != tty; p = p->next) |
2800 | ; | |
2801 | ||
2802 | if (! p) | |
2803 | /* This should not happen. */ | |
2804 | abort (); | |
2805 | ||
0a125897 KL |
2806 | p->next = tty->next; |
2807 | tty->next = 0; | |
fca177d4 KL |
2808 | } |
2809 | ||
04c3243c KL |
2810 | FOR_EACH_FRAME (tail, frame) |
2811 | { | |
2812 | struct frame *f = XFRAME (frame); | |
daf01701 | 2813 | if (FRAME_TERMCAP_P (f) && FRAME_LIVE_P (f) && FRAME_TTY (f) == tty) |
04c3243c KL |
2814 | { |
2815 | Fdelete_frame (frame, Qt); | |
2816 | f->output_data.tty = 0; | |
2817 | } | |
2818 | } | |
daf01701 | 2819 | |
04c3243c | 2820 | reset_sys_modes (tty); |
fca177d4 | 2821 | |
04c3243c | 2822 | if (tty->name) |
fca177d4 KL |
2823 | xfree (tty->name); |
2824 | if (tty->type) | |
2825 | xfree (tty->type); | |
daf01701 | 2826 | |
fca177d4 | 2827 | if (tty->input) |
819b8f00 KL |
2828 | { |
2829 | delete_keyboard_wait_descriptor (fileno (tty->input)); | |
2830 | if (tty->input != stdin) | |
2831 | fclose (tty->input); | |
2832 | } | |
2833 | if (tty->output && tty->output != stdout && tty->output != tty->input) | |
fca177d4 KL |
2834 | fclose (tty->output); |
2835 | if (tty->termscript) | |
2836 | fclose (tty->termscript); | |
daf01701 | 2837 | |
fca177d4 | 2838 | if (tty->old_tty) |
0a125897 | 2839 | xfree (tty->old_tty); |
fca177d4 | 2840 | |
0a125897 | 2841 | if (tty->Wcm) |
daf01701 KL |
2842 | xfree (tty->Wcm); |
2843 | ||
2844 | if (tty->display_method) | |
2845 | xfree (tty->display_method); | |
2846 | ||
28d7d09f | 2847 | bzero (tty, sizeof (struct tty_display_info)); |
fca177d4 | 2848 | xfree (tty); |
0a125897 | 2849 | deleting_tty = 0; |
fca177d4 KL |
2850 | } |
2851 | ||
2852 | ||
819b8f00 | 2853 | \f |
28d440ab | 2854 | |
28d7d09f | 2855 | /* Mark the pointers in the tty_display_info objects. |
819b8f00 | 2856 | Called by the Fgarbage_collector. */ |
fca177d4 | 2857 | void |
819b8f00 | 2858 | mark_ttys () |
fca177d4 | 2859 | { |
28d7d09f | 2860 | struct tty_display_info *tty; |
819b8f00 KL |
2861 | Lisp_Object *p; |
2862 | for (tty = tty_list; tty; tty = tty->next) | |
fca177d4 | 2863 | { |
819b8f00 KL |
2864 | if (tty->top_frame) |
2865 | mark_object (tty->top_frame); | |
fca177d4 KL |
2866 | } |
2867 | } | |
2868 | ||
28d440ab | 2869 | |
819b8f00 KL |
2870 | \f |
2871 | void | |
2872 | syms_of_term () | |
2873 | { | |
2874 | DEFVAR_BOOL ("system-uses-terminfo", &system_uses_terminfo, | |
2875 | doc: /* Non-nil means the system uses terminfo rather than termcap. | |
2876 | This variable can be used by terminal emulator packages. */); | |
2877 | #ifdef TERMINFO | |
2878 | system_uses_terminfo = 1; | |
2879 | #else | |
2880 | system_uses_terminfo = 0; | |
2881 | #endif | |
2882 | ||
2883 | DEFVAR_LISP ("ring-bell-function", &Vring_bell_function, | |
2884 | doc: /* Non-nil means call this function to ring the bell. | |
2885 | The function should accept no arguments. */); | |
2886 | Vring_bell_function = Qnil; | |
2887 | ||
2888 | Qframe_tty_name = intern ("frame-tty-name"); | |
2889 | staticpro (&Qframe_tty_name); | |
2890 | ||
2891 | Qframe_tty_type = intern ("frame-tty-type"); | |
2892 | staticpro (&Qframe_tty_type); | |
2893 | ||
2894 | defsubr (&Stty_display_color_p); | |
2895 | defsubr (&Stty_display_color_cells); | |
2896 | defsubr (&Sframe_tty_name); | |
2897 | defsubr (&Sframe_tty_type); | |
2898 | defsubr (&Sdelete_tty); | |
daf01701 KL |
2899 | |
2900 | /* XXX tty_display_method_template initialization will go here. */ | |
2901 | ||
819b8f00 KL |
2902 | Fprovide (intern ("multi-tty"), Qnil); |
2903 | } | |
2904 | ||
2905 | ||
2906 | ||
ab5796a9 MB |
2907 | /* arch-tag: 498e7449-6f2e-45e2-91dd-b7d4ca488193 |
2908 | (do not change this comment) */ |