Mercurial > hg > xemacs-beta
annotate src/console-stream.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 | 81fee4aee9b6 |
| children |
| rev | line source |
|---|---|
| 428 | 1 /* Stream device functions. |
| 2 Copyright (C) 1995 Free Software Foundation, Inc. | |
| 1279 | 3 Copyright (C) 1996, 2001, 2002, 2003 Ben Wing. |
| 428 | 4 |
| 5 This file is part of XEmacs. | |
| 6 | |
|
5402
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
5128
diff
changeset
|
7 XEmacs is free software: you can redistribute it and/or modify it |
| 428 | 8 under the terms of the GNU General Public License as published by the |
|
5402
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
5128
diff
changeset
|
9 Free Software Foundation, either version 3 of the License, or (at your |
|
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
5128
diff
changeset
|
10 option) any later version. |
| 428 | 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 | |
|
5402
308d34e9f07d
Changed bulk of GPLv2 or later files identified by script
Mats Lidell <matsl@xemacs.org>
parents:
5128
diff
changeset
|
18 along with XEmacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 428 | 19 |
| 20 /* Synched up with: Not in FSF. */ | |
| 21 | |
| 22 /* This file has been Mule-ized. */ | |
| 23 | |
| 24 /* Written by Ben Wing. */ | |
| 25 | |
| 26 #include <config.h> | |
| 27 #include "lisp.h" | |
| 28 | |
| 872 | 29 #include "device-impl.h" |
| 428 | 30 #include "events.h" |
| 872 | 31 #include "frame-impl.h" |
| 428 | 32 #include "redisplay.h" |
| 33 #include "sysdep.h" | |
| 800 | 34 #include "window.h" |
| 35 | |
| 872 | 36 #include "console-stream-impl.h" |
| 800 | 37 #include "console-tty.h" |
| 38 | |
| 428 | 39 #include "sysfile.h" |
| 40 | |
| 41 DEFINE_CONSOLE_TYPE (stream); | |
| 42 | |
| 43 Lisp_Object Vterminal_console; | |
| 44 Lisp_Object Vterminal_device; | |
| 45 Lisp_Object Vterminal_frame; | |
| 46 | |
| 47 Lisp_Object Vstdio_str; | |
| 48 | |
| 1204 | 49 static const struct memory_description stream_console_data_description_1 [] = { |
| 50 { XD_LISP_OBJECT, offsetof (struct stream_console, instream) }, | |
| 51 { XD_END } | |
| 52 }; | |
| 53 | |
| 3092 | 54 #ifdef NEW_GC |
|
5118
e0db3c197671
merge up to latest default branch, doesn't compile yet
Ben Wing <ben@xemacs.org>
parents:
3263
diff
changeset
|
55 DEFINE_DUMPABLE_INTERNAL_LISP_OBJECT ("stream-console", stream_console, |
|
e0db3c197671
merge up to latest default branch, doesn't compile yet
Ben Wing <ben@xemacs.org>
parents:
3263
diff
changeset
|
56 0, stream_console_data_description_1, |
|
e0db3c197671
merge up to latest default branch, doesn't compile yet
Ben Wing <ben@xemacs.org>
parents:
3263
diff
changeset
|
57 Lisp_Stream_Console); |
| 3092 | 58 #else /* not NEW_GC */ |
| 1204 | 59 const struct sized_memory_description stream_console_data_description = { |
| 60 sizeof (struct stream_console), stream_console_data_description_1 | |
| 61 }; | |
| 3092 | 62 #endif /* not NEW_GC */ |
| 1204 | 63 |
| 428 | 64 static void |
| 2286 | 65 stream_init_console (struct console *con, Lisp_Object UNUSED (params)) |
| 428 | 66 { |
| 67 Lisp_Object tty = CONSOLE_CONNECTION (con); | |
| 68 struct stream_console *stream_con; | |
| 69 | |
| 3092 | 70 #ifdef NEW_GC |
| 71 if (CONSOLE_STREAM_DATA (con) == NULL) | |
|
5120
d1247f3cc363
latest work on lisp-object workspace;
Ben Wing <ben@xemacs.org>
parents:
5118
diff
changeset
|
72 CONSOLE_STREAM_DATA (con) = |
|
5127
a9c41067dd88
more cleanups, terminology clarification, lots of doc work
Ben Wing <ben@xemacs.org>
parents:
5125
diff
changeset
|
73 XSTREAM_CONSOLE (ALLOC_NORMAL_LISP_OBJECT (stream_console)); |
| 3092 | 74 #else /* not NEW_GC */ |
| 428 | 75 if (CONSOLE_STREAM_DATA (con) == NULL) |
| 1204 | 76 CONSOLE_STREAM_DATA (con) = xnew_and_zero (struct stream_console); |
| 3092 | 77 #endif /* not NEW_GC */ |
| 428 | 78 |
| 79 stream_con = CONSOLE_STREAM_DATA (con); | |
| 80 | |
| 1204 | 81 stream_con->instream = Qnil; |
| 428 | 82 |
| 83 /* Open the specified console */ | |
| 84 if (NILP (tty) || internal_equal (tty, Vstdio_str, 0)) | |
| 85 { | |
| 86 stream_con->in = stdin; | |
| 87 stream_con->out = stdout; | |
| 88 stream_con->err = stderr; | |
| 89 } | |
| 90 else | |
| 91 { | |
| 92 CHECK_STRING (tty); | |
| 93 stream_con->in = stream_con->out = stream_con->err = | |
| 442 | 94 /* #### We don't currently do coding-system translation on |
| 95 this descriptor. */ | |
| 771 | 96 qxe_fopen (XSTRING_DATA (tty), READ_PLUS_TEXT); |
| 428 | 97 if (!stream_con->in) |
| 563 | 98 signal_error (Qio_error, "Unable to open tty", tty); |
| 428 | 99 } |
| 100 } | |
| 101 | |
| 102 static void | |
| 2286 | 103 stream_init_device (struct device *d, Lisp_Object UNUSED (params)) |
| 428 | 104 { |
| 105 struct console *con = XCONSOLE (DEVICE_CONSOLE (d)); | |
| 106 | |
| 107 DEVICE_INFD (d) = fileno (CONSOLE_STREAM_DATA (con)->in); | |
| 108 DEVICE_OUTFD (d) = fileno (CONSOLE_STREAM_DATA (con)->out); | |
| 109 init_baud_rate (d); | |
| 110 init_one_device (d); | |
| 111 } | |
| 112 | |
| 113 static int | |
| 2286 | 114 stream_initially_selected_for_input (struct console *UNUSED (con)) |
| 428 | 115 { |
| 116 return noninteractive && initialized; | |
| 117 } | |
| 118 | |
| 119 extern int stdout_needs_newline; | |
| 120 | |
| 121 static void | |
| 122 stream_delete_console (struct console *con) | |
| 123 { | |
| 124 struct stream_console *stream_con = CONSOLE_STREAM_DATA (con); | |
| 125 if (stream_con) | |
| 126 { | |
| 127 if (/* stream_con->needs_newline */ | |
| 128 stdout_needs_newline) /* #### clean this up */ | |
| 129 { | |
| 130 fputc ('\n', stream_con->out); | |
| 131 fflush (stream_con->out); | |
| 132 } | |
| 133 if (stream_con->in != stdin) | |
| 771 | 134 retry_fclose (stream_con->in); |
| 428 | 135 |
| 3263 | 136 #ifndef NEW_GC |
|
4976
16112448d484
Rename xfree(FOO, TYPE) -> xfree(FOO)
Ben Wing <ben@xemacs.org>
parents:
4952
diff
changeset
|
137 xfree (stream_con); |
| 3092 | 138 #endif /* not NEW_GC */ |
| 428 | 139 CONSOLE_STREAM_DATA (con) = NULL; |
| 140 } | |
| 141 } | |
| 142 | |
| 143 Lisp_Object | |
| 144 stream_semi_canonicalize_console_connection (Lisp_Object connection, | |
| 2286 | 145 Error_Behavior UNUSED (errb)) |
| 428 | 146 { |
| 147 return NILP (connection) ? Vstdio_str : connection; | |
| 148 } | |
| 149 | |
| 150 Lisp_Object | |
| 151 stream_canonicalize_console_connection (Lisp_Object connection, | |
| 578 | 152 Error_Behavior errb) |
| 428 | 153 { |
| 154 if (NILP (connection) || internal_equal (connection, Vstdio_str, 0)) | |
| 155 return Vstdio_str; | |
| 156 | |
| 157 if (!ERRB_EQ (errb, ERROR_ME)) | |
| 158 { | |
| 159 if (!STRINGP (connection)) | |
| 160 return Qunbound; | |
| 161 } | |
| 162 else | |
| 163 CHECK_STRING (connection); | |
| 164 | |
| 165 return Ffile_truename (connection, Qnil); | |
| 166 } | |
| 167 | |
| 168 Lisp_Object | |
| 169 stream_semi_canonicalize_device_connection (Lisp_Object connection, | |
| 578 | 170 Error_Behavior errb) |
| 428 | 171 { |
| 172 return stream_semi_canonicalize_console_connection (connection, errb); | |
| 173 } | |
| 174 | |
| 175 Lisp_Object | |
| 176 stream_canonicalize_device_connection (Lisp_Object connection, | |
| 578 | 177 Error_Behavior errb) |
| 428 | 178 { |
| 179 return stream_canonicalize_console_connection (connection, errb); | |
| 180 } | |
| 181 | |
| 182 | |
| 183 static void | |
| 2286 | 184 stream_init_frame_1 (struct frame *f, Lisp_Object UNUSED (props), |
| 771 | 185 int frame_name_is_defaulted) |
| 428 | 186 { |
| 187 #if 0 | |
| 188 struct device *d = XDEVICE (FRAME_DEVICE (f)); | |
| 189 if (!NILP (DEVICE_FRAME_LIST (d))) | |
| 563 | 190 invalid_operation ("Only one frame allowed on stream devices", Qunbound); |
| 428 | 191 #endif |
| 771 | 192 if (frame_name_is_defaulted) |
|
4952
19a72041c5ed
Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents:
4928
diff
changeset
|
193 f->name = build_ascstring ("stream"); |
| 428 | 194 f->height = 80; |
| 195 f->width = 24; | |
| 196 f->visible = 0; /* so redisplay doesn't try to do anything */ | |
| 197 } | |
| 198 | |
| 199 | |
| 200 static int | |
|
5628
81fee4aee9b6
text_width methods interface cleanup.
Didier Verna <didier@xemacs.org>
parents:
5515
diff
changeset
|
201 stream_text_width (struct frame *UNUSED (f), |
| 2286 | 202 struct face_cachel *UNUSED (cachel), |
| 203 const Ichar *UNUSED (str), Charcount len) | |
| 428 | 204 { |
| 205 return len; | |
| 206 } | |
| 207 | |
| 208 static int | |
| 2286 | 209 stream_left_margin_width (struct window *UNUSED (w)) |
| 428 | 210 { |
| 211 return 0; | |
| 212 } | |
| 213 | |
| 214 static int | |
| 2286 | 215 stream_right_margin_width (struct window *UNUSED (w)) |
| 428 | 216 { |
| 217 return 0; | |
| 218 } | |
| 219 | |
| 220 static int | |
| 221 stream_divider_height (void) | |
| 222 { | |
| 223 return 1; | |
| 224 } | |
| 225 | |
| 226 static int | |
| 227 stream_eol_cursor_width (void) | |
| 228 { | |
| 229 return 1; | |
| 230 } | |
| 231 | |
| 1279 | 232 /* We used to try and check for redisplaying on stream devices (e.g. in |
| 233 redisplay_device(), and beg out if so. However, we didn't always manage | |
| 234 completely. Now we do manage completely, and to verify this we abort if | |
| 235 we try to display a stream device. This might fix some crashes I've | |
| 236 been getting in pdump -- the only difference between crash and non-crash | |
| 237 is a few changes to the redisplay critical-section handling. */ | |
| 238 | |
| 239 static void | |
| 2286 | 240 stream_window_output_begin (struct window *UNUSED (w)) |
| 1279 | 241 { |
| 2500 | 242 ABORT (); |
| 1279 | 243 } |
| 244 | |
| 245 static void | |
| 2286 | 246 stream_window_output_end (struct window *UNUSED (w)) |
| 1279 | 247 { |
| 2500 | 248 ABORT (); |
| 1279 | 249 } |
| 250 | |
| 251 static void | |
| 2286 | 252 stream_frame_output_begin (struct frame *UNUSED (f)) |
| 1279 | 253 { |
| 2500 | 254 ABORT (); |
| 1279 | 255 } |
| 256 | |
| 257 static void | |
| 2286 | 258 stream_frame_output_end (struct frame *UNUSED (f)) |
| 1279 | 259 { |
| 2500 | 260 ABORT (); |
| 1279 | 261 } |
| 262 | |
| 428 | 263 static void |
| 2286 | 264 stream_output_display_block (struct window *UNUSED (w), |
| 265 struct display_line *UNUSED (dl), | |
| 266 int UNUSED (block), int UNUSED (start), | |
| 267 int UNUSED (end), int UNUSED (start_pixpos), | |
| 268 int UNUSED (cursor_start), | |
| 269 int UNUSED (cursor_width), | |
| 270 int UNUSED (cursor_height)) | |
| 428 | 271 { |
| 2500 | 272 ABORT (); |
| 428 | 273 } |
| 274 | |
| 275 static void | |
|
5515
f87be7ddd60d
Simplify clear_region interface.
Didier Verna <didier@lrde.epita.fr>
parents:
5402
diff
changeset
|
276 stream_clear_region (Lisp_Object UNUSED (window), struct frame *UNUSED (f), |
|
f87be7ddd60d
Simplify clear_region interface.
Didier Verna <didier@lrde.epita.fr>
parents:
5402
diff
changeset
|
277 face_index UNUSED (findex), |
|
f87be7ddd60d
Simplify clear_region interface.
Didier Verna <didier@lrde.epita.fr>
parents:
5402
diff
changeset
|
278 int UNUSED (x), int UNUSED (y), |
|
f87be7ddd60d
Simplify clear_region interface.
Didier Verna <didier@lrde.epita.fr>
parents:
5402
diff
changeset
|
279 int UNUSED (width), int UNUSED (height), |
|
f87be7ddd60d
Simplify clear_region interface.
Didier Verna <didier@lrde.epita.fr>
parents:
5402
diff
changeset
|
280 Lisp_Object UNUSED (fcolor), |
| 2286 | 281 Lisp_Object UNUSED (bcolor), |
|
5080
5502045ec510
The background-placement face property.
Didier Verna <didier@lrde.epita.fr>
parents:
4976
diff
changeset
|
282 Lisp_Object UNUSED (background_pixmap), |
|
5502045ec510
The background-placement face property.
Didier Verna <didier@lrde.epita.fr>
parents:
4976
diff
changeset
|
283 Lisp_Object UNUSED (background_placement)) |
| 428 | 284 { |
| 2500 | 285 ABORT (); |
| 428 | 286 } |
| 287 | |
| 288 static int | |
| 2286 | 289 stream_flash (struct device *UNUSED (d)) |
| 428 | 290 { |
| 291 return 0; /* sorry can't do it */ | |
| 292 } | |
| 293 | |
| 294 static void | |
| 2286 | 295 stream_ring_bell (struct device *d, int UNUSED (volume), int UNUSED (pitch), |
| 296 int UNUSED (duration)) | |
| 428 | 297 { |
| 298 struct console *c = XCONSOLE (DEVICE_CONSOLE (d)); | |
| 826 | 299 /* Don't output ^G when not a TTY -- in particular, under MS Windows, ^G |
| 300 is interpreted as bell by the console, but not when running under | |
| 301 VC++. Probably this would be the same under Unix. */ | |
| 302 if (isatty (fileno (CONSOLE_STREAM_DATA (c)->out))) | |
| 303 { | |
| 304 fputc (07, CONSOLE_STREAM_DATA (c)->out); | |
| 305 fflush (CONSOLE_STREAM_DATA (c)->out); | |
| 306 } | |
| 428 | 307 } |
| 308 | |
| 309 | |
| 310 /************************************************************************/ | |
| 311 /* initialization */ | |
| 312 /************************************************************************/ | |
| 313 | |
| 314 void | |
| 315 console_type_create_stream (void) | |
| 316 { | |
| 317 INITIALIZE_CONSOLE_TYPE (stream, "stream", "console-stream-p"); | |
| 318 | |
| 319 /* console methods */ | |
| 320 CONSOLE_HAS_METHOD (stream, init_console); | |
| 321 CONSOLE_HAS_METHOD (stream, initially_selected_for_input); | |
| 322 CONSOLE_HAS_METHOD (stream, delete_console); | |
| 323 CONSOLE_HAS_METHOD (stream, canonicalize_console_connection); | |
| 324 CONSOLE_HAS_METHOD (stream, canonicalize_device_connection); | |
| 325 CONSOLE_HAS_METHOD (stream, semi_canonicalize_console_connection); | |
| 326 CONSOLE_HAS_METHOD (stream, semi_canonicalize_device_connection); | |
| 327 | |
| 328 /* device methods */ | |
| 329 CONSOLE_HAS_METHOD (stream, init_device); | |
| 330 | |
| 331 /* frame methods */ | |
| 332 CONSOLE_HAS_METHOD (stream, init_frame_1); | |
| 333 | |
| 334 /* redisplay methods */ | |
| 1279 | 335 CONSOLE_HAS_METHOD (stream, text_width); |
| 428 | 336 CONSOLE_HAS_METHOD (stream, left_margin_width); |
| 337 CONSOLE_HAS_METHOD (stream, right_margin_width); | |
| 338 CONSOLE_HAS_METHOD (stream, divider_height); | |
| 339 CONSOLE_HAS_METHOD (stream, eol_cursor_width); | |
| 1279 | 340 CONSOLE_HAS_METHOD (stream, window_output_begin); |
| 341 CONSOLE_HAS_METHOD (stream, window_output_end); | |
| 342 CONSOLE_HAS_METHOD (stream, frame_output_begin); | |
| 343 CONSOLE_HAS_METHOD (stream, frame_output_end); | |
| 344 CONSOLE_HAS_METHOD (stream, output_display_block); | |
| 428 | 345 CONSOLE_HAS_METHOD (stream, clear_region); |
| 346 CONSOLE_HAS_METHOD (stream, flash); | |
| 347 CONSOLE_HAS_METHOD (stream, ring_bell); | |
| 348 } | |
| 349 | |
| 350 void | |
| 351 reinit_console_type_create_stream (void) | |
| 352 { | |
| 353 REINITIALIZE_CONSOLE_TYPE (stream); | |
| 354 } | |
| 355 | |
| 356 void | |
| 357 vars_of_console_stream (void) | |
| 358 { | |
| 359 DEFVAR_LISP ("terminal-console", &Vterminal_console /* | |
| 444 | 360 The initial console object, which represents XEmacs' stdout. |
| 428 | 361 */ ); |
| 362 Vterminal_console = Qnil; | |
| 363 | |
| 364 DEFVAR_LISP ("terminal-device", &Vterminal_device /* | |
| 444 | 365 The initial device object, which represents XEmacs' stdout. |
| 428 | 366 */ ); |
| 367 Vterminal_device = Qnil; | |
| 368 | |
| 369 DEFVAR_LISP ("terminal-frame", &Vterminal_frame /* | |
| 444 | 370 The initial frame object, which represents XEmacs' stdout. |
| 428 | 371 */ ); |
| 372 Vterminal_frame = Qnil; | |
| 373 | |
| 374 /* Moved from console-tty.c */ | |
|
4952
19a72041c5ed
Mule-izing, various fixes related to char * arguments
Ben Wing <ben@xemacs.org>
parents:
4928
diff
changeset
|
375 Vstdio_str = build_ascstring ("stdio"); |
| 428 | 376 staticpro (&Vstdio_str); |
| 377 } | |
| 378 | |
| 379 #ifndef PDUMP | |
| 380 void | |
| 2342 | 381 init_console_stream (int UNUSED (reinit)) |
| 428 | 382 { |
| 383 /* This function can GC */ | |
| 384 if (!initialized) | |
| 385 { | |
| 386 Vterminal_device = Fmake_device (Qstream, Qnil, Qnil); | |
| 387 Vterminal_console = Fdevice_console (Vterminal_device); | |
| 388 Vterminal_frame = Fmake_frame (Qnil, Vterminal_device); | |
| 389 minibuf_window = XFRAME (Vterminal_frame)->minibuffer_window; | |
| 390 } | |
| 391 else | |
| 392 { | |
| 393 /* Re-initialize the FILE fields of the console. */ | |
| 394 stream_init_console (XCONSOLE (Vterminal_console), Qnil); | |
| 395 if (noninteractive) | |
| 396 event_stream_select_console (XCONSOLE (Vterminal_console)); | |
| 397 } | |
| 398 } | |
| 399 | |
| 400 #else | |
| 401 | |
| 402 void | |
| 442 | 403 init_console_stream (int reinit) |
| 428 | 404 { |
| 405 /* This function can GC */ | |
| 442 | 406 if (!reinit) |
| 407 { | |
| 408 Vterminal_device = Fmake_device (Qstream, Qnil, Qnil); | |
| 409 Vterminal_console = Fdevice_console (Vterminal_device); | |
| 410 Vterminal_frame = Fmake_frame (Qnil, Vterminal_device); | |
| 411 minibuf_window = XFRAME (Vterminal_frame)->minibuffer_window; | |
| 412 } | |
| 428 | 413 if (initialized) |
| 414 { | |
| 415 stream_init_console (XCONSOLE (Vterminal_console), Qnil); | |
| 416 if (noninteractive) | |
| 417 event_stream_select_console (XCONSOLE (Vterminal_console)); | |
| 418 } | |
| 419 } | |
| 420 #endif |