|
428
|
1 /* Define TTY specific console, device, and frame object for XEmacs.
|
|
|
2 Copyright (C) 1995 Board of Trustees, University of Illinois.
|
|
|
3 Copyright (C) 1996 Ben Wing.
|
|
|
4
|
|
|
5 This file is part of XEmacs.
|
|
|
6
|
|
|
7 XEmacs is free software; you can redistribute it and/or modify it
|
|
|
8 under the terms of the GNU General Public License as published by the
|
|
|
9 Free Software Foundation; either version 2, or (at your option) any
|
|
|
10 later version.
|
|
|
11
|
|
|
12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
|
|
|
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
|
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
|
15 for more details.
|
|
|
16
|
|
|
17 You should have received a copy of the GNU General Public License
|
|
|
18 along with XEmacs; see the file COPYING. If not, write to
|
|
|
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
|
20 Boston, MA 02111-1307, USA. */
|
|
|
21
|
|
|
22 /* Synched up with: Not in FSF. */
|
|
|
23
|
|
|
24 /* Written by Chuck Thompson and Ben Wing. */
|
|
|
25
|
|
|
26 /* NOTE: Currently each TTY console can have only one device.
|
|
|
27 Therefore, all stuff for both input and output is lumped into
|
|
|
28 the console structure. If it ever becomes meaningful to
|
|
|
29 have more than one device on a TTY console, the output stuff
|
|
|
30 will have to get separated out. */
|
|
|
31
|
|
440
|
32 #ifndef INCLUDED_console_tty_h_
|
|
|
33 #define INCLUDED_console_tty_h_
|
|
428
|
34
|
|
|
35 #include "console.h"
|
|
|
36 #include "syssignal.h" /* Always include before systty.h */
|
|
|
37 #include "systty.h"
|
|
|
38
|
|
|
39 DECLARE_CONSOLE_TYPE (tty);
|
|
|
40
|
|
|
41 struct tty_console
|
|
|
42 {
|
|
|
43 int infd, outfd;
|
|
|
44 Lisp_Object instream, outstream;
|
|
|
45 Lisp_Object terminal_type;
|
|
|
46 Lisp_Object controlling_process;
|
|
|
47 char *term_entry_buffer;
|
|
|
48
|
|
|
49 /* Physical location of cursor on this console. */
|
|
|
50 int cursor_x;
|
|
|
51 int cursor_y;
|
|
|
52
|
|
|
53 /* The real location of the cursor. The above physical location may
|
|
|
54 be ahead of where we really are. */
|
|
|
55 int real_cursor_x;
|
|
|
56 int real_cursor_y;
|
|
|
57
|
|
|
58 int final_cursor_x;
|
|
|
59 int final_cursor_y;
|
|
|
60
|
|
|
61 int height;
|
|
|
62 int width;
|
|
|
63
|
|
|
64 /* The count of frame number. */
|
|
|
65 int frame_count;
|
|
|
66
|
|
|
67 /* flags indicating presence, absence or value of various features */
|
|
|
68 struct
|
|
|
69 {
|
|
|
70 unsigned int must_write_spaces :1; /* terminal inserts nulls, not
|
|
|
71 spaces to fill whitespace on
|
|
|
72 screen */
|
|
|
73 unsigned int insert_mode_motion :1; /* cursor movement commands
|
|
|
74 work while in insert mode */
|
|
|
75 unsigned int standout_motion :1; /* cursor movement is graceful
|
|
|
76 in standout or underline mode */
|
|
|
77 unsigned int memory_above_frame :1; /* display retained above screen */
|
|
|
78 unsigned int memory_below_frame :1; /* display retained below screen */
|
|
|
79 unsigned int meta_key :2; /* 0 == mask off top bit;
|
|
|
80 1 == top bit is meta;
|
|
|
81 2 == top bit is useful as
|
|
|
82 character info */
|
|
|
83 unsigned int flow_control :1; /* Nonzero means use ^S/^Q as
|
|
|
84 cretinous flow control. */
|
|
|
85 int standout_width; /* # of spaces printed when
|
|
|
86 change to standout mode */
|
|
|
87 int underline_width; /* # of spaces printed when
|
|
|
88 change to underline mode */
|
|
|
89 } flags;
|
|
|
90
|
|
|
91 /* cursor motion entries - each entry is commented with the terminfo
|
|
|
92 and the termcap entry */
|
|
|
93 struct
|
|
|
94 {
|
|
|
95 /* local cursor movement */
|
|
|
96 CONST char *up; /* cuu1, up */
|
|
|
97 CONST char *down; /* cud1, do */
|
|
|
98 CONST char *left; /* cub1, le */
|
|
|
99 CONST char *right; /* cuf1, nd */
|
|
|
100 CONST char *home; /* home, ho */
|
|
|
101 CONST char *low_left; /* ll, ll */
|
|
|
102 CONST char *car_return; /* cr, cr */
|
|
|
103
|
|
|
104 /* parameterized local cursor movement */
|
|
|
105 CONST char *multi_up; /* cuu, UP */
|
|
|
106 CONST char *multi_down; /* cud, DO */
|
|
|
107 CONST char *multi_left; /* cub, LE */
|
|
|
108 CONST char *multi_right; /* cuf, RI */
|
|
|
109
|
|
|
110 /* absolute cursor motion */
|
|
|
111 CONST char *abs; /* cup, cm */
|
|
|
112 CONST char *hor_abs; /* hpa, ch */
|
|
|
113 CONST char *ver_abs; /* vpa, cv */
|
|
|
114
|
|
|
115 /* scrolling */
|
|
|
116 CONST char *scroll_forw; /* ind, sf */
|
|
|
117 CONST char *scroll_back; /* ri, sr */
|
|
|
118 CONST char *multi_scroll_forw; /* indn, SF */
|
|
|
119 CONST char *multi_scroll_back; /* rin, SR */
|
|
|
120 CONST char *set_scroll_region; /* csr, cs */
|
|
|
121 } cm;
|
|
|
122
|
|
|
123 /* screen editing entries - each entry is commented with the
|
|
|
124 terminfo and the termcap entry */
|
|
|
125 struct
|
|
|
126 {
|
|
|
127 /* adding to the screen */
|
|
|
128 CONST char *ins_line; /* il1, al */
|
|
|
129 CONST char *multi_ins_line; /* il, AL */
|
|
|
130 CONST char *repeat; /* rep, rp */
|
|
|
131 CONST char *begin_ins_mode; /* smir, im */
|
|
|
132 CONST char *end_ins_mode; /* rmir, ei */
|
|
|
133 CONST char *ins_char; /* ich1, ic */
|
|
|
134 CONST char *multi_ins_char; /* ich, IC */
|
|
|
135 CONST char *insert_pad; /* ip, ip */
|
|
|
136
|
|
|
137 /* deleting from the screen */
|
|
|
138 CONST char *clr_frame; /* clear, cl */
|
|
|
139 CONST char *clr_from_cursor; /* ed, cd */
|
|
|
140 CONST char *clr_to_eol; /* el, ce */
|
|
|
141 CONST char *del_line; /* dl1, dl */
|
|
|
142 CONST char *multi_del_line; /* dl, DL */
|
|
|
143 CONST char *del_char; /* dch1, dc */
|
|
|
144 CONST char *multi_del_char; /* dch, DC */
|
|
|
145 CONST char *begin_del_mode; /* smdc, dm */
|
|
|
146 CONST char *end_del_mode; /* rmdc, ed */
|
|
|
147 CONST char *erase_at_cursor; /* ech, ec */
|
|
|
148 } se;
|
|
|
149
|
|
|
150 /* screen display entries - each entry is commented with the
|
|
|
151 terminfo and termcap entry */
|
|
|
152 struct
|
|
|
153 {
|
|
|
154 CONST char *begin_standout; /* smso, so */
|
|
|
155 CONST char *end_standout; /* rmso, se */
|
|
|
156 CONST char *begin_underline; /* smul, us */
|
|
|
157 CONST char *end_underline; /* rmul, ue */
|
|
|
158 CONST char *begin_alternate; /* smacs, as */
|
|
|
159 CONST char *end_alternate; /* rmacs, ae */
|
|
|
160
|
|
|
161 CONST char *turn_on_reverse; /* rev, mr */
|
|
|
162 CONST char *turn_on_blinking; /* blink, mb */
|
|
|
163 CONST char *turn_on_bold; /* bold, md */
|
|
|
164 CONST char *turn_on_dim; /* dim, mh */
|
|
|
165 CONST char *turn_off_attributes; /* sgr0, me */
|
|
|
166
|
|
|
167 CONST char *visual_bell; /* flash, vb */
|
|
|
168 CONST char *audio_bell; /* bel, bl */
|
|
|
169
|
|
|
170 CONST char *cursor_visible; /* cvvis, vs */
|
|
|
171 CONST char *cursor_normal; /* cnorm, ve */
|
|
|
172 CONST char *init_motion; /* smcup, ti */
|
|
|
173 CONST char *end_motion; /* rmcup, te */
|
|
|
174 CONST char *keypad_on; /* smkx, ks */
|
|
|
175 CONST char *keypad_off; /* rmkx, ke */
|
|
|
176
|
|
|
177 CONST char *orig_pair; /* op, op */
|
|
|
178 } sd;
|
|
|
179
|
|
|
180 /* costs of various operations */
|
|
|
181 struct
|
|
|
182 {
|
|
|
183 int cm_up;
|
|
|
184 int cm_down;
|
|
|
185 int cm_left;
|
|
|
186 int cm_right;
|
|
|
187 int cm_home;
|
|
|
188 int cm_low_left;
|
|
|
189 int cm_car_return;
|
|
|
190 int cm_abs;
|
|
|
191 int cm_hor_abs;
|
|
|
192 int cm_ver_abs;
|
|
|
193 } cost;
|
|
|
194
|
|
|
195 /* The initial tty mode bits */
|
|
|
196 struct emacs_tty old_tty;
|
|
|
197
|
|
|
198 /* Is this TTY our controlling terminal? */
|
|
|
199 unsigned int controlling_terminal :1;
|
|
|
200 unsigned int is_stdio :1;
|
|
|
201 };
|
|
|
202
|
|
|
203 #define CONSOLE_TTY_DATA(c) CONSOLE_TYPE_DATA (c, tty)
|
|
|
204 #define CONSOLE_TTY_CURSOR_X(c) (CONSOLE_TTY_DATA (c)->cursor_x)
|
|
|
205 #define CONSOLE_TTY_CURSOR_Y(c) (CONSOLE_TTY_DATA (c)->cursor_y)
|
|
|
206 #define CONSOLE_TTY_REAL_CURSOR_X(c) (CONSOLE_TTY_DATA (c)->real_cursor_x)
|
|
|
207 #define CONSOLE_TTY_REAL_CURSOR_Y(c) (CONSOLE_TTY_DATA (c)->real_cursor_y)
|
|
|
208 #define CONSOLE_TTY_FINAL_CURSOR_X(c) (CONSOLE_TTY_DATA (c)->final_cursor_x)
|
|
|
209 #define CONSOLE_TTY_FINAL_CURSOR_Y(c) (CONSOLE_TTY_DATA (c)->final_cursor_y)
|
|
|
210
|
|
|
211 #define TTY_CM(c) (CONSOLE_TTY_DATA (c)->cm)
|
|
|
212 #define TTY_SE(c) (CONSOLE_TTY_DATA (c)->se)
|
|
|
213 #define TTY_SD(c) (CONSOLE_TTY_DATA (c)->sd)
|
|
|
214 #define TTY_FLAGS(c) (CONSOLE_TTY_DATA (c)->flags)
|
|
|
215 #define TTY_COST(c) (CONSOLE_TTY_DATA (c)->cost)
|
|
|
216
|
|
|
217 #define TTY_INC_CURSOR_X(c, n) do { \
|
|
|
218 int TICX_n = (n); \
|
|
|
219 assert (CONSOLE_TTY_CURSOR_X (c) == CONSOLE_TTY_REAL_CURSOR_X (c)); \
|
|
|
220 CONSOLE_TTY_CURSOR_X (c) += TICX_n; \
|
|
|
221 CONSOLE_TTY_REAL_CURSOR_X (c) += TICX_n; \
|
|
|
222 } while (0)
|
|
|
223
|
|
|
224 #define TTY_INC_CURSOR_Y(c, n) do { \
|
|
|
225 int TICY_n = (n); \
|
|
|
226 CONSOLE_TTY_CURSOR_Y (c) += TICY_n; \
|
|
|
227 CONSOLE_TTY_REAL_CURSOR_Y (c) += TICY_n; \
|
|
|
228 } while (0)
|
|
|
229
|
|
|
230 struct tty_device
|
|
|
231 {
|
|
|
232 #ifdef HAVE_TERMIOS
|
|
|
233 speed_t ospeed; /* Output speed (from sg_ospeed) */
|
|
|
234 #else
|
|
|
235 short ospeed; /* Output speed (from sg_ospeed) */
|
|
|
236 #endif
|
|
|
237 };
|
|
|
238
|
|
|
239 #define DEVICE_TTY_DATA(d) DEVICE_TYPE_DATA (d, tty)
|
|
|
240
|
|
|
241 /* termcap requires this to be global */
|
|
|
242 #ifndef HAVE_TERMIOS
|
|
|
243 extern short ospeed; /* Output speed (from sg_ospeed) */
|
|
|
244 #endif
|
|
|
245
|
|
|
246 extern FILE *termscript;
|
|
|
247
|
|
|
248 EXFUN (Fconsole_tty_controlling_process, 1);
|
|
|
249
|
|
|
250 /****************** Prototypes from cm.c *******************/
|
|
|
251
|
|
|
252 /* #### Verify that all of these are still needed. */
|
|
|
253
|
|
|
254 void cm_cost_init (struct console *c);
|
|
|
255 void cmputc (int c);
|
|
|
256 void cmgoto (struct frame *f, int row, int col);
|
|
|
257 extern struct console *cmputc_console;
|
|
|
258 void send_string_to_tty_console (struct console *c, unsigned char *str,
|
|
|
259 int len);
|
|
|
260
|
|
|
261
|
|
|
262 /*************** Prototypes from redisplay-tty.c ****************/
|
|
|
263
|
|
|
264 enum term_init_status
|
|
|
265 {
|
|
|
266 TTY_UNABLE_OPEN_DATABASE,
|
|
|
267 TTY_TYPE_UNDEFINED,
|
|
|
268 TTY_TYPE_INSUFFICIENT,
|
|
|
269 TTY_SIZE_UNSPECIFIED,
|
|
|
270 TTY_INIT_SUCCESS
|
|
|
271 };
|
|
|
272
|
|
|
273 int init_tty_for_redisplay (struct device *d, char *terminal_type);
|
|
|
274 /* #### These should probably be methods. */
|
|
|
275 void set_tty_modes (struct console *c);
|
|
|
276 void reset_tty_modes (struct console *c);
|
|
|
277
|
|
|
278 /* Used in sysdep.c to properly clear and position the cursor when exiting. */
|
|
|
279 void tty_redisplay_shutdown (struct console *c);
|
|
|
280
|
|
|
281 /* called from console-stream.c */
|
|
|
282 Lisp_Object tty_semi_canonicalize_console_connection (Lisp_Object connection,
|
|
|
283 Error_behavior errb);
|
|
|
284 Lisp_Object tty_canonicalize_console_connection (Lisp_Object connection,
|
|
|
285 Error_behavior errb);
|
|
|
286 Lisp_Object tty_semi_canonicalize_device_connection (Lisp_Object connection,
|
|
|
287 Error_behavior errb);
|
|
|
288 Lisp_Object tty_canonicalize_device_connection (Lisp_Object connection,
|
|
|
289 Error_behavior errb);
|
|
|
290 struct console * tty_find_console_from_fd (int fd);
|
|
|
291
|
|
440
|
292 #endif /* INCLUDED_console_tty_h_ */
|
