Mercurial > hg > xemacs-beta
annotate src/console-tty.c @ 5673:900a0a8796c3 r21-5-32
XEmacs 21.5.32 "habanero" is released.
| author | Stephen J. Turnbull <stephen@xemacs.org> |
|---|---|
| date | Fri, 03 Aug 2012 02:43:45 +0900 |
| parents | 56144c8593a8 |
| children | a216b3c2b09e |
| rev | line source |
|---|---|
| 428 | 1 /* TTY console functions. |
| 2 Copyright (C) 1994, 1995 Board of Trustees, University of Illinois. | |
| 3 Copyright (C) 1994, 1995 Free Software Foundation, Inc. | |
| 800 | 4 Copyright (C) 1996, 2001, 2002 Ben Wing. |
| 428 | 5 |
| 6 This file is part of XEmacs. | |
| 7 | |
|
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8 XEmacs is free software: you can redistribute it and/or modify it |
| 428 | 9 under the terms of the GNU General Public License as published by the |
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10 Free Software Foundation, either version 3 of the License, or (at your |
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11 option) any later version. |
| 428 | 12 |
| 13 XEmacs is distributed in the hope that it will be useful, but WITHOUT | |
| 14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 You should have received a copy of the GNU General Public License | |
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19 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 428 | 20 |
| 21 /* Synched up with: Not in FSF. */ | |
| 22 | |
| 23 /* Authors: Ben Wing and Chuck Thompson. */ | |
| 24 | |
| 25 #include <config.h> | |
| 26 #include "lisp.h" | |
| 27 | |
| 872 | 28 #include "console-tty-impl.h" |
| 428 | 29 #include "console-stream.h" |
| 872 | 30 |
| 2828 | 31 #include "elhash.h" |
| 428 | 32 #include "faces.h" |
| 872 | 33 #include "file-coding.h" |
| 428 | 34 #include "frame.h" |
| 872 | 35 #include "glyphs.h" |
| 428 | 36 #include "lstream.h" |
| 872 | 37 #include "process.h" |
| 38 | |
| 428 | 39 #include "sysdep.h" |
| 40 #include "sysfile.h" | |
| 41 | |
| 42 DEFINE_CONSOLE_TYPE (tty); | |
| 43 DECLARE_IMAGE_INSTANTIATOR_FORMAT (nothing); | |
| 44 DECLARE_IMAGE_INSTANTIATOR_FORMAT (string); | |
| 45 DECLARE_IMAGE_INSTANTIATOR_FORMAT (formatted_string); | |
| 46 DECLARE_IMAGE_INSTANTIATOR_FORMAT (inherit); | |
| 47 | |
| 48 Lisp_Object Qterminal_type; | |
| 49 Lisp_Object Qcontrolling_process; | |
| 50 | |
| 2850 | 51 Lisp_Object Vtty_seen_characters; |
| 2828 | 52 |
| 1204 | 53 static const struct memory_description tty_console_data_description_1 [] = { |
| 54 { XD_LISP_OBJECT, offsetof (struct tty_console, terminal_type) }, | |
| 55 { XD_LISP_OBJECT, offsetof (struct tty_console, instream) }, | |
| 56 { XD_LISP_OBJECT, offsetof (struct tty_console, outstream) }, | |
| 57 { XD_END } | |
| 58 }; | |
| 59 | |
| 3092 | 60 #ifdef NEW_GC |
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61 DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("tty-console", tty_console, |
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62 0, tty_console_data_description_1, |
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63 Lisp_Tty_Console); |
| 3092 | 64 #else /* not NEW_GC */ |
| 1204 | 65 const struct sized_memory_description tty_console_data_description = { |
| 66 sizeof (struct tty_console), tty_console_data_description_1 | |
| 67 }; | |
| 3092 | 68 #endif /* not NEW_GC */ |
| 1204 | 69 |
| 428 | 70 |
| 71 static void | |
| 72 allocate_tty_console_struct (struct console *con) | |
| 73 { | |
| 74 /* zero out all slots except the lisp ones ... */ | |
| 3092 | 75 #ifdef NEW_GC |
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76 CONSOLE_TTY_DATA (con) = XTTY_CONSOLE (ALLOC_NORMAL_LISP_OBJECT (tty_console)); |
| 3092 | 77 #else /* not NEW_GC */ |
| 428 | 78 CONSOLE_TTY_DATA (con) = xnew_and_zero (struct tty_console); |
| 3092 | 79 #endif /* not NEW_GC */ |
| 428 | 80 CONSOLE_TTY_DATA (con)->terminal_type = Qnil; |
| 81 CONSOLE_TTY_DATA (con)->instream = Qnil; | |
| 82 CONSOLE_TTY_DATA (con)->outstream = Qnil; | |
| 83 } | |
| 84 | |
| 85 static void | |
| 86 tty_init_console (struct console *con, Lisp_Object props) | |
| 87 { | |
| 88 Lisp_Object tty = CONSOLE_CONNECTION (con); | |
| 89 Lisp_Object terminal_type = Qnil; | |
| 90 Lisp_Object controlling_process = Qnil; | |
| 91 struct tty_console *tty_con; | |
| 92 struct gcpro gcpro1, gcpro2; | |
| 93 | |
| 94 GCPRO2 (terminal_type, controlling_process); | |
| 95 | |
| 96 terminal_type = Fplist_get (props, Qterminal_type, Qnil); | |
| 97 controlling_process = Fplist_get (props, Qcontrolling_process, Qnil); | |
| 98 | |
| 99 /* Determine the terminal type */ | |
| 100 | |
| 101 if (!NILP (terminal_type)) | |
| 102 CHECK_STRING (terminal_type); | |
| 103 else | |
| 104 { | |
| 867 | 105 Ibyte *temp_type = egetenv ("TERM"); |
| 428 | 106 |
| 107 if (!temp_type) | |
| 108 { | |
| 563 | 109 invalid_state ("Cannot determine terminal type", Qunbound); |
| 428 | 110 } |
| 111 else | |
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112 terminal_type = build_istring (temp_type); |
| 428 | 113 } |
| 114 | |
| 115 /* Determine the controlling process */ | |
| 116 if (!NILP (controlling_process)) | |
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117 CHECK_FIXNUM (controlling_process); |
| 428 | 118 |
| 119 /* Open the specified console */ | |
| 120 | |
| 121 allocate_tty_console_struct (con); | |
| 122 tty_con = CONSOLE_TTY_DATA (con); | |
| 123 | |
| 124 if (internal_equal (tty, Vstdio_str, 0)) | |
| 125 { | |
| 126 tty_con->infd = fileno (stdin); | |
| 127 tty_con->outfd = fileno (stdout); | |
| 128 tty_con->is_stdio = 1; | |
| 129 } | |
| 130 else | |
| 131 { | |
| 132 tty_con->infd = tty_con->outfd = | |
| 771 | 133 qxe_open (XSTRING_DATA (tty), O_RDWR); |
| 428 | 134 if (tty_con->infd < 0) |
| 563 | 135 signal_error (Qio_error, "Unable to open tty", tty); |
| 428 | 136 tty_con->is_stdio = 0; |
| 137 } | |
| 138 | |
| 802 | 139 /* set_descriptor_non_blocking (tty_con->infd); */ |
| 428 | 140 tty_con->instream = make_filedesc_input_stream (tty_con->infd, 0, -1, 0); |
| 771 | 141 Lstream_set_buffering (XLSTREAM (tty_con->instream), LSTREAM_UNBUFFERED, 0); |
| 428 | 142 tty_con->instream = |
| 771 | 143 make_coding_input_stream (XLSTREAM (tty_con->instream), |
| 144 get_coding_system_for_text_file (Qkeyboard, 0), | |
| 814 | 145 CODING_DECODE, |
| 146 LSTREAM_FL_READ_ONE_BYTE_AT_A_TIME); | |
| 771 | 147 Lstream_set_buffering (XLSTREAM (tty_con->instream), LSTREAM_UNBUFFERED, 0); |
| 148 tty_con->outstream = make_filedesc_output_stream (tty_con->outfd, 0, -1, 0); | |
| 428 | 149 tty_con->outstream = |
| 771 | 150 make_coding_output_stream (XLSTREAM (tty_con->outstream), |
| 151 get_coding_system_for_text_file (Qterminal, 0), | |
| 800 | 152 CODING_ENCODE, 0); |
| 428 | 153 tty_con->terminal_type = terminal_type; |
| 154 tty_con->controlling_process = controlling_process; | |
| 155 | |
| 3571 | 156 /* Defaults to 1 with Mule, 0 without. In the latter case the attribute is |
| 157 read-only from Lisp. */ | |
| 158 tty_con->multiple_width = CONSOLE_TTY_SUPPORTS_MULTIPLE_WIDTH(c); | |
| 159 | |
| 428 | 160 if (NILP (CONSOLE_NAME (con))) |
| 161 CONSOLE_NAME (con) = Ffile_name_nondirectory (tty); | |
| 162 { | |
| 442 | 163 pid_t tty_pg; |
| 164 pid_t controlling_tty_pg; | |
| 428 | 165 int cfd; |
| 166 | |
| 167 /* OK, the only sure-fire way I can think of to determine | |
| 168 whether a particular TTY is our controlling TTY is to check | |
| 169 if it has the same foreground process group as our controlling | |
| 170 TTY. This is OK because a process group can never simultaneously | |
| 171 be the foreground process group of two TTY's (in that case it | |
| 172 would have two controlling TTY's, which is not allowed). */ | |
| 173 | |
| 174 EMACS_GET_TTY_PROCESS_GROUP (tty_con->infd, &tty_pg); | |
| 867 | 175 cfd = qxe_open ((Ibyte *) "/dev/tty", O_RDWR, 0); |
| 428 | 176 EMACS_GET_TTY_PROCESS_GROUP (cfd, &controlling_tty_pg); |
| 771 | 177 retry_close (cfd); |
| 428 | 178 if (tty_pg == controlling_tty_pg) |
| 179 { | |
| 180 tty_con->controlling_terminal = 1; | |
| 793 | 181 Vcontrolling_terminal = wrap_console (con); |
| 428 | 182 munge_tty_process_group (); |
| 183 } | |
| 184 else | |
| 185 tty_con->controlling_terminal = 0; | |
| 186 } | |
| 187 | |
| 188 UNGCPRO; | |
| 189 } | |
| 190 | |
| 191 static void | |
| 192 tty_mark_console (struct console *con) | |
| 193 { | |
| 194 struct tty_console *tty_con = CONSOLE_TTY_DATA (con); | |
| 195 mark_object (tty_con->terminal_type); | |
| 196 mark_object (tty_con->instream); | |
| 197 mark_object (tty_con->outstream); | |
| 198 } | |
| 199 | |
| 200 static int | |
| 2286 | 201 tty_initially_selected_for_input (struct console *UNUSED (con)) |
| 428 | 202 { |
| 203 return 1; | |
| 204 } | |
| 205 | |
| 206 static void | |
| 207 free_tty_console_struct (struct console *con) | |
| 208 { | |
| 209 struct tty_console *tty_con = CONSOLE_TTY_DATA (con); | |
| 210 if (tty_con) | |
| 211 { | |
| 212 if (tty_con->term_entry_buffer) /* allocated in term_init () */ | |
| 213 { | |
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214 xfree (tty_con->term_entry_buffer); |
| 428 | 215 tty_con->term_entry_buffer = NULL; |
| 216 } | |
| 4117 | 217 #ifndef NEW_GC |
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218 xfree (tty_con); |
| 3092 | 219 #endif /* not NEW_GC */ |
| 428 | 220 CONSOLE_TTY_DATA (con) = NULL; |
| 221 } | |
| 222 } | |
| 223 | |
| 224 static void | |
| 225 tty_delete_console (struct console *con) | |
| 226 { | |
| 227 Lstream_close (XLSTREAM (CONSOLE_TTY_DATA (con)->instream)); | |
| 228 Lstream_close (XLSTREAM (CONSOLE_TTY_DATA (con)->outstream)); | |
| 229 if (!CONSOLE_TTY_DATA (con)->is_stdio) | |
| 771 | 230 retry_close (CONSOLE_TTY_DATA (con)->infd); |
| 428 | 231 if (CONSOLE_TTY_DATA (con)->controlling_terminal) |
| 232 { | |
| 233 Vcontrolling_terminal = Qnil; | |
| 234 unmunge_tty_process_group (); | |
| 235 } | |
| 236 free_tty_console_struct (con); | |
| 237 } | |
| 238 | |
| 239 | |
| 240 static struct console * | |
| 241 decode_tty_console (Lisp_Object console) | |
| 242 { | |
| 793 | 243 console = wrap_console (decode_console (console)); |
| 428 | 244 CHECK_TTY_CONSOLE (console); |
| 245 return XCONSOLE (console); | |
| 246 } | |
| 247 | |
| 248 DEFUN ("console-tty-terminal-type", Fconsole_tty_terminal_type, | |
| 249 0, 1, 0, /* | |
| 250 Return the terminal type of TTY console CONSOLE. | |
| 251 */ | |
| 252 (console)) | |
| 253 { | |
| 254 return CONSOLE_TTY_DATA (decode_tty_console (console))->terminal_type; | |
| 255 } | |
| 256 | |
| 257 DEFUN ("console-tty-controlling-process", Fconsole_tty_controlling_process, | |
| 258 0, 1, 0, /* | |
| 259 Return the controlling process of tty console CONSOLE. | |
| 260 */ | |
| 261 (console)) | |
| 262 { | |
| 263 return CONSOLE_TTY_DATA (decode_tty_console (console))->controlling_process; | |
| 264 } | |
| 265 | |
| 266 | |
| 267 DEFUN ("console-tty-input-coding-system", Fconsole_tty_input_coding_system, | |
| 268 0, 1, 0, /* | |
| 269 Return the input coding system of tty console CONSOLE. | |
| 270 */ | |
| 271 (console)) | |
| 272 { | |
| 771 | 273 return coding_stream_detected_coding_system |
| 428 | 274 (XLSTREAM (CONSOLE_TTY_DATA (decode_tty_console (console))->instream)); |
| 275 } | |
| 276 | |
| 277 DEFUN ("set-console-tty-input-coding-system", Fset_console_tty_input_coding_system, | |
| 278 0, 2, 0, /* | |
| 279 Set the input coding system of tty console CONSOLE to CODESYS. | |
| 280 CONSOLE defaults to the selected console. | |
| 281 CODESYS defaults to the value of `keyboard-coding-system'. | |
| 282 */ | |
| 283 (console, codesys)) | |
| 284 { | |
| 771 | 285 set_coding_stream_coding_system |
| 428 | 286 (XLSTREAM (CONSOLE_TTY_DATA (decode_tty_console (console))->instream), |
| 771 | 287 get_coding_system_for_text_file (NILP (codesys) ? Qkeyboard : codesys, |
| 288 0)); | |
| 428 | 289 return Qnil; |
| 290 } | |
| 291 | |
| 292 DEFUN ("console-tty-output-coding-system", Fconsole_tty_output_coding_system, | |
| 293 0, 1, 0, /* | |
| 294 Return TTY CONSOLE's output coding system. | |
| 295 */ | |
| 296 (console)) | |
| 297 { | |
| 771 | 298 return coding_stream_coding_system |
| 428 | 299 (XLSTREAM (CONSOLE_TTY_DATA (decode_tty_console (console))->outstream)); |
| 300 } | |
| 301 | |
| 302 DEFUN ("set-console-tty-output-coding-system", Fset_console_tty_output_coding_system, | |
| 303 0, 2, 0, /* | |
| 304 Set the coding system of tty output of console CONSOLE to CODESYS. | |
| 305 CONSOLE defaults to the selected console. | |
| 306 CODESYS defaults to the value of `terminal-coding-system'. | |
| 307 */ | |
| 308 (console, codesys)) | |
| 309 { | |
| 771 | 310 set_coding_stream_coding_system |
| 428 | 311 (XLSTREAM (CONSOLE_TTY_DATA (decode_tty_console (console))->outstream), |
| 771 | 312 get_coding_system_for_text_file (NILP (codesys) ? Qterminal : codesys, |
| 313 0)); | |
| 438 | 314 /* Redraw tty */ |
| 315 face_property_was_changed (Vdefault_face, Qfont, Qtty); | |
| 428 | 316 return Qnil; |
| 317 } | |
| 318 | |
| 3571 | 319 DEFUN ("console-tty-multiple-width", Fconsole_tty_multiple_width, |
| 320 0, 1, 0, /* | |
| 321 Return whether CONSOLE treats East Asian double-width chars as such. | |
| 322 | |
| 323 CONSOLE defaults to the selected console. Without XEmacs support for | |
| 324 double-width characters, this always gives nil. | |
| 325 */ | |
| 326 (console)) | |
| 327 { | |
| 328 return CONSOLE_TTY_MULTIPLE_WIDTH (decode_tty_console(console)) | |
| 329 ? Qt : Qnil; | |
| 330 } | |
| 331 | |
| 332 DEFUN ("set-console-tty-multiple-width", Fset_console_tty_multiple_width, | |
| 333 0, 2, 0, /* | |
| 334 Set whether CONSOLE treats East Asian double-width characters as such. | |
| 335 | |
| 336 CONSOLE defaults to the selected console, and VALUE defaults to nil. | |
| 337 Without XEmacs support for double-width characters, this throws an error if | |
| 338 VALUE is non-nil. | |
| 339 */ | |
| 340 (console, value)) | |
| 341 { | |
| 342 struct console *c = decode_tty_console (console); | |
| 343 | |
| 344 /* So people outside of East Asia can put (set-console-tty-multiple-width | |
| 345 (selected-console) nil) in their init files, independent of whether | |
| 346 Mule is enabled. */ | |
| 347 if (!CONSOLE_TTY_MULTIPLE_WIDTH (c) && NILP(value)) | |
| 348 { | |
| 349 return Qnil; | |
| 350 } | |
| 351 | |
| 352 if (!CONSOLE_TTY_SUPPORTS_MULTIPLE_WIDTH (c)) | |
| 353 { | |
| 354 invalid_change | |
| 355 ("No console support for double-width chars", | |
| 356 Fmake_symbol(CONSOLE_NAME(c))); | |
| 357 } | |
| 358 | |
| 359 CONSOLE_TTY_DATA(c)->multiple_width = NILP(value) ? 0 : 1; | |
| 360 | |
| 361 return Qnil; | |
| 362 } | |
| 363 | |
| 440 | 364 /* #### Move this function to lisp */ |
| 428 | 365 DEFUN ("set-console-tty-coding-system", Fset_console_tty_coding_system, |
| 366 0, 2, 0, /* | |
| 367 Set the input and output coding systems of tty console CONSOLE to CODESYS. | |
| 368 CONSOLE defaults to the selected console. | |
| 369 If CODESYS is nil, the values of `keyboard-coding-system' and | |
| 370 `terminal-coding-system' will be used for the input and | |
| 371 output coding systems of CONSOLE. | |
| 372 */ | |
| 373 (console, codesys)) | |
| 374 { | |
| 375 Fset_console_tty_input_coding_system (console, codesys); | |
| 376 Fset_console_tty_output_coding_system (console, codesys); | |
| 377 return Qnil; | |
| 378 } | |
| 379 | |
| 380 | |
| 381 Lisp_Object | |
| 382 tty_semi_canonicalize_console_connection (Lisp_Object connection, | |
| 578 | 383 Error_Behavior errb) |
| 428 | 384 { |
| 385 return stream_semi_canonicalize_console_connection (connection, errb); | |
| 386 } | |
| 387 | |
| 388 Lisp_Object | |
| 389 tty_canonicalize_console_connection (Lisp_Object connection, | |
| 578 | 390 Error_Behavior errb) |
| 428 | 391 { |
| 392 return stream_canonicalize_console_connection (connection, errb); | |
| 393 } | |
| 394 | |
| 395 Lisp_Object | |
| 396 tty_semi_canonicalize_device_connection (Lisp_Object connection, | |
| 578 | 397 Error_Behavior errb) |
| 428 | 398 { |
| 399 return stream_semi_canonicalize_console_connection (connection, errb); | |
| 400 } | |
| 401 | |
| 402 Lisp_Object | |
| 403 tty_canonicalize_device_connection (Lisp_Object connection, | |
| 578 | 404 Error_Behavior errb) |
| 428 | 405 { |
| 406 return stream_canonicalize_console_connection (connection, errb); | |
| 407 } | |
| 408 | |
| 2828 | 409 static Lisp_Object |
| 410 tty_perhaps_init_unseen_key_defaults (struct console *UNUSED(con), | |
| 411 Lisp_Object key) | |
| 412 { | |
| 413 Ichar val; | |
| 414 extern Lisp_Object Vcurrent_global_map; | |
| 415 | |
| 416 if (SYMBOLP(key)) | |
| 417 { | |
| 418 /* We've no idea what to default an unknown symbol to on the TTY. */ | |
| 419 return Qnil; | |
| 420 } | |
| 421 | |
| 422 CHECK_CHAR(key); | |
| 423 | |
| 2850 | 424 if (!(HASH_TABLEP(Vtty_seen_characters))) |
| 2828 | 425 { |
| 426 /* All the keysyms we deal with are character objects; therefore, we | |
| 427 can use eq as the test without worrying. */ | |
| 2850 | 428 Vtty_seen_characters = make_lisp_hash_table (128, HASH_TABLE_NON_WEAK, |
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429 Qeq); |
| 2828 | 430 } |
| 431 | |
| 432 /* Might give the user an opaque error if make_lisp_hash_table fails, | |
| 433 but it won't crash. */ | |
| 2850 | 434 CHECK_HASH_TABLE(Vtty_seen_characters); |
| 2828 | 435 |
| 436 val = XCHAR(key); | |
| 437 | |
| 438 /* Same logic as in x_has_keysym; I'm not convinced it's always sane. */ | |
| 439 if (val < 0x80) | |
| 440 { | |
| 441 return Qnil; | |
| 442 } | |
| 443 | |
| 2850 | 444 if (!NILP(Fgethash(key, Vtty_seen_characters, Qnil))) |
| 2828 | 445 { |
| 446 return Qnil; | |
| 447 } | |
| 448 | |
| 449 if (NILP (Flookup_key (Vcurrent_global_map, key, Qnil))) | |
| 450 { | |
| 2850 | 451 Fputhash(key, Qt, Vtty_seen_characters); |
| 2828 | 452 Fdefine_key (Vcurrent_global_map, key, Qself_insert_command); |
| 453 return Qt; | |
| 454 } | |
| 455 | |
| 456 return Qnil; | |
| 457 } | |
| 458 | |
| 428 | 459 |
| 460 /************************************************************************/ | |
| 461 /* initialization */ | |
| 462 /************************************************************************/ | |
| 463 | |
| 464 void | |
| 465 syms_of_console_tty (void) | |
| 466 { | |
| 467 DEFSUBR (Fconsole_tty_terminal_type); | |
| 468 DEFSUBR (Fconsole_tty_controlling_process); | |
| 563 | 469 DEFSYMBOL (Qterminal_type); |
| 470 DEFSYMBOL (Qcontrolling_process); | |
| 428 | 471 DEFSUBR (Fconsole_tty_output_coding_system); |
| 472 DEFSUBR (Fset_console_tty_output_coding_system); | |
| 473 DEFSUBR (Fconsole_tty_input_coding_system); | |
| 474 DEFSUBR (Fset_console_tty_input_coding_system); | |
| 475 DEFSUBR (Fset_console_tty_coding_system); | |
| 3571 | 476 DEFSUBR (Fconsole_tty_multiple_width); |
| 477 DEFSUBR (Fset_console_tty_multiple_width); | |
| 428 | 478 } |
| 479 | |
| 480 void | |
| 481 console_type_create_tty (void) | |
| 482 { | |
| 483 INITIALIZE_CONSOLE_TYPE (tty, "tty", "console-tty-p"); | |
| 484 | |
| 485 /* console methods */ | |
| 486 CONSOLE_HAS_METHOD (tty, init_console); | |
| 487 CONSOLE_HAS_METHOD (tty, mark_console); | |
| 488 CONSOLE_HAS_METHOD (tty, initially_selected_for_input); | |
| 489 CONSOLE_HAS_METHOD (tty, delete_console); | |
| 490 CONSOLE_HAS_METHOD (tty, canonicalize_console_connection); | |
| 491 CONSOLE_HAS_METHOD (tty, canonicalize_device_connection); | |
| 492 CONSOLE_HAS_METHOD (tty, semi_canonicalize_console_connection); | |
| 493 CONSOLE_HAS_METHOD (tty, semi_canonicalize_device_connection); | |
| 2828 | 494 CONSOLE_HAS_METHOD (tty, perhaps_init_unseen_key_defaults); |
| 428 | 495 } |
| 496 | |
| 497 void | |
| 498 reinit_console_type_create_tty (void) | |
| 499 { | |
| 500 REINITIALIZE_CONSOLE_TYPE (tty); | |
| 501 } | |
| 502 | |
| 503 void | |
| 504 image_instantiator_format_create_glyphs_tty (void) | |
| 505 { | |
| 506 IIFORMAT_VALID_CONSOLE (tty, nothing); | |
| 507 IIFORMAT_VALID_CONSOLE (tty, string); | |
| 508 IIFORMAT_VALID_CONSOLE (tty, formatted_string); | |
| 509 IIFORMAT_VALID_CONSOLE (tty, inherit); | |
| 510 } | |
| 511 | |
| 512 void | |
| 513 vars_of_console_tty (void) | |
| 514 { | |
| 2850 | 515 DEFVAR_LISP ("tty-seen-characters", &Vtty_seen_characters /* |
| 516 Hash table of non-ASCII characters the TTY subsystem has seen. | |
| 517 */ ); | |
| 518 Vtty_seen_characters = Qnil; | |
| 428 | 519 Fprovide (Qtty); |
| 520 } |