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+ − 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_
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+ − 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 */
442
+ − 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 */
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+ − 103
+ − 104 /* parameterized local cursor movement */
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+ − 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 */
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+ − 109
+ − 110 /* absolute cursor motion */
442
+ − 111 const char *abs; /* cup, cm */
+ − 112 const char *hor_abs; /* hpa, ch */
+ − 113 const char *ver_abs; /* vpa, cv */
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+ − 114
+ − 115 /* scrolling */
442
+ − 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 */
428
+ − 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 */
442
+ − 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 */
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+ − 136
+ − 137 /* deleting from the screen */
442
+ − 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 */
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+ − 148 } se;
+ − 149
+ − 150 /* screen display entries - each entry is commented with the
+ − 151 terminfo and termcap entry */
+ − 152 struct
+ − 153 {
442
+ − 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 */
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+ − 160
442
+ − 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 */
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+ − 166
442
+ − 167 const char *visual_bell; /* flash, vb */
+ − 168 const char *audio_bell; /* bel, bl */
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+ − 169
442
+ − 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 */
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+ − 176
442
+ − 177 const char *orig_pair; /* op, op */
428
+ − 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,
578
+ − 283 Error_Behavior errb);
428
+ − 284 Lisp_Object tty_canonicalize_console_connection (Lisp_Object connection,
578
+ − 285 Error_Behavior errb);
428
+ − 286 Lisp_Object tty_semi_canonicalize_device_connection (Lisp_Object connection,
578
+ − 287 Error_Behavior errb);
428
+ − 288 Lisp_Object tty_canonicalize_device_connection (Lisp_Object connection,
578
+ − 289 Error_Behavior errb);
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+ − 290 struct console * tty_find_console_from_fd (int fd);
+ − 291
440
+ − 292 #endif /* INCLUDED_console_tty_h_ */
