|
428
|
1 /* Stream device functions.
|
|
|
2 Copyright (C) 1995 Free Software Foundation, Inc.
|
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1279
|
3 Copyright (C) 1996, 2001, 2002, 2003 Ben Wing.
|
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428
|
4
|
|
|
5 This file is part of XEmacs.
|
|
|
6
|
|
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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,
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|
|
20 Boston, MA 02111-1307, USA. */
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|
|
21
|
|
|
22 /* Synched up with: Not in FSF. */
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|
|
23
|
|
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24 /* This file has been Mule-ized. */
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|
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25
|
|
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26 /* Written by Ben Wing. */
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27
|
|
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28 #include <config.h>
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|
|
29 #include "lisp.h"
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|
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30
|
|
872
|
31 #include "device-impl.h"
|
|
428
|
32 #include "events.h"
|
|
872
|
33 #include "frame-impl.h"
|
|
428
|
34 #include "redisplay.h"
|
|
|
35 #include "sysdep.h"
|
|
800
|
36 #include "window.h"
|
|
|
37
|
|
872
|
38 #include "console-stream-impl.h"
|
|
800
|
39 #include "console-tty.h"
|
|
|
40
|
|
428
|
41 #include "sysfile.h"
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|
|
42
|
|
|
43 DEFINE_CONSOLE_TYPE (stream);
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|
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44
|
|
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45 Lisp_Object Vterminal_console;
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|
|
46 Lisp_Object Vterminal_device;
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|
47 Lisp_Object Vterminal_frame;
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|
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48
|
|
|
49 Lisp_Object Vstdio_str;
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|
|
50
|
|
1204
|
51 static const struct memory_description stream_console_data_description_1 [] = {
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|
|
52 { XD_LISP_OBJECT, offsetof (struct stream_console, instream) },
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|
|
53 { XD_END }
|
|
|
54 };
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|
55
|
|
3092
|
56 #ifdef NEW_GC
|
|
|
57 DEFINE_LRECORD_IMPLEMENTATION ("stream-console", stream_console,
|
|
|
58 1, /*dumpable-flag*/
|
|
|
59 0, 0, 0, 0, 0,
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|
60 stream_console_data_description_1,
|
|
|
61 Lisp_Stream_Console);
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|
|
62 #else /* not NEW_GC */
|
|
1204
|
63 const struct sized_memory_description stream_console_data_description = {
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|
|
64 sizeof (struct stream_console), stream_console_data_description_1
|
|
|
65 };
|
|
3092
|
66 #endif /* not NEW_GC */
|
|
1204
|
67
|
|
428
|
68 static void
|
|
2286
|
69 stream_init_console (struct console *con, Lisp_Object UNUSED (params))
|
|
428
|
70 {
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|
|
71 Lisp_Object tty = CONSOLE_CONNECTION (con);
|
|
|
72 struct stream_console *stream_con;
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|
|
73
|
|
3092
|
74 #ifdef NEW_GC
|
|
|
75 if (CONSOLE_STREAM_DATA (con) == NULL)
|
|
|
76 CONSOLE_STREAM_DATA (con) = alloc_lrecord_type (struct stream_console,
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|
|
77 &lrecord_stream_console);
|
|
|
78 #else /* not NEW_GC */
|
|
428
|
79 if (CONSOLE_STREAM_DATA (con) == NULL)
|
|
1204
|
80 CONSOLE_STREAM_DATA (con) = xnew_and_zero (struct stream_console);
|
|
3092
|
81 #endif /* not NEW_GC */
|
|
428
|
82
|
|
|
83 stream_con = CONSOLE_STREAM_DATA (con);
|
|
|
84
|
|
1204
|
85 stream_con->instream = Qnil;
|
|
428
|
86
|
|
|
87 /* Open the specified console */
|
|
|
88 if (NILP (tty) || internal_equal (tty, Vstdio_str, 0))
|
|
|
89 {
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|
|
90 stream_con->in = stdin;
|
|
|
91 stream_con->out = stdout;
|
|
|
92 stream_con->err = stderr;
|
|
|
93 }
|
|
|
94 else
|
|
|
95 {
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|
|
96 CHECK_STRING (tty);
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|
|
97 stream_con->in = stream_con->out = stream_con->err =
|
|
442
|
98 /* #### We don't currently do coding-system translation on
|
|
|
99 this descriptor. */
|
|
771
|
100 qxe_fopen (XSTRING_DATA (tty), READ_PLUS_TEXT);
|
|
428
|
101 if (!stream_con->in)
|
|
563
|
102 signal_error (Qio_error, "Unable to open tty", tty);
|
|
428
|
103 }
|
|
|
104 }
|
|
|
105
|
|
|
106 static void
|
|
2286
|
107 stream_init_device (struct device *d, Lisp_Object UNUSED (params))
|
|
428
|
108 {
|
|
|
109 struct console *con = XCONSOLE (DEVICE_CONSOLE (d));
|
|
|
110
|
|
|
111 DEVICE_INFD (d) = fileno (CONSOLE_STREAM_DATA (con)->in);
|
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|
112 DEVICE_OUTFD (d) = fileno (CONSOLE_STREAM_DATA (con)->out);
|
|
|
113 init_baud_rate (d);
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|
|
114 init_one_device (d);
|
|
|
115 }
|
|
|
116
|
|
|
117 static int
|
|
2286
|
118 stream_initially_selected_for_input (struct console *UNUSED (con))
|
|
428
|
119 {
|
|
|
120 return noninteractive && initialized;
|
|
|
121 }
|
|
|
122
|
|
|
123 extern int stdout_needs_newline;
|
|
|
124
|
|
|
125 static void
|
|
|
126 stream_delete_console (struct console *con)
|
|
|
127 {
|
|
|
128 struct stream_console *stream_con = CONSOLE_STREAM_DATA (con);
|
|
|
129 if (stream_con)
|
|
|
130 {
|
|
|
131 if (/* stream_con->needs_newline */
|
|
|
132 stdout_needs_newline) /* #### clean this up */
|
|
|
133 {
|
|
|
134 fputc ('\n', stream_con->out);
|
|
|
135 fflush (stream_con->out);
|
|
|
136 }
|
|
|
137 if (stream_con->in != stdin)
|
|
771
|
138 retry_fclose (stream_con->in);
|
|
428
|
139
|
|
3263
|
140 #ifndef NEW_GC
|
|
1726
|
141 xfree (stream_con, struct stream_console *);
|
|
3092
|
142 #endif /* not NEW_GC */
|
|
428
|
143 CONSOLE_STREAM_DATA (con) = NULL;
|
|
|
144 }
|
|
|
145 }
|
|
|
146
|
|
|
147 Lisp_Object
|
|
|
148 stream_semi_canonicalize_console_connection (Lisp_Object connection,
|
|
2286
|
149 Error_Behavior UNUSED (errb))
|
|
428
|
150 {
|
|
|
151 return NILP (connection) ? Vstdio_str : connection;
|
|
|
152 }
|
|
|
153
|
|
|
154 Lisp_Object
|
|
|
155 stream_canonicalize_console_connection (Lisp_Object connection,
|
|
578
|
156 Error_Behavior errb)
|
|
428
|
157 {
|
|
|
158 if (NILP (connection) || internal_equal (connection, Vstdio_str, 0))
|
|
|
159 return Vstdio_str;
|
|
|
160
|
|
|
161 if (!ERRB_EQ (errb, ERROR_ME))
|
|
|
162 {
|
|
|
163 if (!STRINGP (connection))
|
|
|
164 return Qunbound;
|
|
|
165 }
|
|
|
166 else
|
|
|
167 CHECK_STRING (connection);
|
|
|
168
|
|
|
169 return Ffile_truename (connection, Qnil);
|
|
|
170 }
|
|
|
171
|
|
|
172 Lisp_Object
|
|
|
173 stream_semi_canonicalize_device_connection (Lisp_Object connection,
|
|
578
|
174 Error_Behavior errb)
|
|
428
|
175 {
|
|
|
176 return stream_semi_canonicalize_console_connection (connection, errb);
|
|
|
177 }
|
|
|
178
|
|
|
179 Lisp_Object
|
|
|
180 stream_canonicalize_device_connection (Lisp_Object connection,
|
|
578
|
181 Error_Behavior errb)
|
|
428
|
182 {
|
|
|
183 return stream_canonicalize_console_connection (connection, errb);
|
|
|
184 }
|
|
|
185
|
|
|
186
|
|
|
187 static void
|
|
2286
|
188 stream_init_frame_1 (struct frame *f, Lisp_Object UNUSED (props),
|
|
771
|
189 int frame_name_is_defaulted)
|
|
428
|
190 {
|
|
|
191 #if 0
|
|
|
192 struct device *d = XDEVICE (FRAME_DEVICE (f));
|
|
|
193 if (!NILP (DEVICE_FRAME_LIST (d)))
|
|
563
|
194 invalid_operation ("Only one frame allowed on stream devices", Qunbound);
|
|
428
|
195 #endif
|
|
771
|
196 if (frame_name_is_defaulted)
|
|
|
197 f->name = build_string ("stream");
|
|
428
|
198 f->height = 80;
|
|
|
199 f->width = 24;
|
|
|
200 f->visible = 0; /* so redisplay doesn't try to do anything */
|
|
|
201 }
|
|
|
202
|
|
|
203
|
|
|
204 static int
|
|
2286
|
205 stream_text_width (struct frame *UNUSED (f),
|
|
|
206 struct face_cachel *UNUSED (cachel),
|
|
|
207 const Ichar *UNUSED (str), Charcount len)
|
|
428
|
208 {
|
|
|
209 return len;
|
|
|
210 }
|
|
|
211
|
|
|
212 static int
|
|
2286
|
213 stream_left_margin_width (struct window *UNUSED (w))
|
|
428
|
214 {
|
|
|
215 return 0;
|
|
|
216 }
|
|
|
217
|
|
|
218 static int
|
|
2286
|
219 stream_right_margin_width (struct window *UNUSED (w))
|
|
428
|
220 {
|
|
|
221 return 0;
|
|
|
222 }
|
|
|
223
|
|
|
224 static int
|
|
|
225 stream_divider_height (void)
|
|
|
226 {
|
|
|
227 return 1;
|
|
|
228 }
|
|
|
229
|
|
|
230 static int
|
|
|
231 stream_eol_cursor_width (void)
|
|
|
232 {
|
|
|
233 return 1;
|
|
|
234 }
|
|
|
235
|
|
1279
|
236 /* We used to try and check for redisplaying on stream devices (e.g. in
|
|
|
237 redisplay_device(), and beg out if so. However, we didn't always manage
|
|
|
238 completely. Now we do manage completely, and to verify this we abort if
|
|
|
239 we try to display a stream device. This might fix some crashes I've
|
|
|
240 been getting in pdump -- the only difference between crash and non-crash
|
|
|
241 is a few changes to the redisplay critical-section handling. */
|
|
|
242
|
|
|
243 static void
|
|
2286
|
244 stream_window_output_begin (struct window *UNUSED (w))
|
|
1279
|
245 {
|
|
2500
|
246 ABORT ();
|
|
1279
|
247 }
|
|
|
248
|
|
|
249 static void
|
|
2286
|
250 stream_window_output_end (struct window *UNUSED (w))
|
|
1279
|
251 {
|
|
2500
|
252 ABORT ();
|
|
1279
|
253 }
|
|
|
254
|
|
|
255 static void
|
|
2286
|
256 stream_frame_output_begin (struct frame *UNUSED (f))
|
|
1279
|
257 {
|
|
2500
|
258 ABORT ();
|
|
1279
|
259 }
|
|
|
260
|
|
|
261 static void
|
|
2286
|
262 stream_frame_output_end (struct frame *UNUSED (f))
|
|
1279
|
263 {
|
|
2500
|
264 ABORT ();
|
|
1279
|
265 }
|
|
|
266
|
|
428
|
267 static void
|
|
2286
|
268 stream_output_display_block (struct window *UNUSED (w),
|
|
|
269 struct display_line *UNUSED (dl),
|
|
|
270 int UNUSED (block), int UNUSED (start),
|
|
|
271 int UNUSED (end), int UNUSED (start_pixpos),
|
|
|
272 int UNUSED (cursor_start),
|
|
|
273 int UNUSED (cursor_width),
|
|
|
274 int UNUSED (cursor_height))
|
|
428
|
275 {
|
|
2500
|
276 ABORT ();
|
|
428
|
277 }
|
|
|
278
|
|
|
279 static void
|
|
2286
|
280 stream_clear_region (Lisp_Object UNUSED (window), struct device* UNUSED (d),
|
|
|
281 struct frame *UNUSED (f), face_index UNUSED (findex),
|
|
|
282 int UNUSED (x), int UNUSED (y), int UNUSED (width),
|
|
|
283 int UNUSED (height), Lisp_Object UNUSED (fcolor),
|
|
|
284 Lisp_Object UNUSED (bcolor),
|
|
|
285 Lisp_Object UNUSED (background_pixmap))
|
|
428
|
286 {
|
|
2500
|
287 ABORT ();
|
|
428
|
288 }
|
|
|
289
|
|
|
290 static int
|
|
2286
|
291 stream_flash (struct device *UNUSED (d))
|
|
428
|
292 {
|
|
|
293 return 0; /* sorry can't do it */
|
|
|
294 }
|
|
|
295
|
|
|
296 static void
|
|
2286
|
297 stream_ring_bell (struct device *d, int UNUSED (volume), int UNUSED (pitch),
|
|
|
298 int UNUSED (duration))
|
|
428
|
299 {
|
|
|
300 struct console *c = XCONSOLE (DEVICE_CONSOLE (d));
|
|
826
|
301 /* Don't output ^G when not a TTY -- in particular, under MS Windows, ^G
|
|
|
302 is interpreted as bell by the console, but not when running under
|
|
|
303 VC++. Probably this would be the same under Unix. */
|
|
|
304 if (isatty (fileno (CONSOLE_STREAM_DATA (c)->out)))
|
|
|
305 {
|
|
|
306 fputc (07, CONSOLE_STREAM_DATA (c)->out);
|
|
|
307 fflush (CONSOLE_STREAM_DATA (c)->out);
|
|
|
308 }
|
|
428
|
309 }
|
|
|
310
|
|
|
311
|
|
|
312 /************************************************************************/
|
|
|
313 /* initialization */
|
|
|
314 /************************************************************************/
|
|
|
315
|
|
|
316 void
|
|
|
317 console_type_create_stream (void)
|
|
|
318 {
|
|
|
319 INITIALIZE_CONSOLE_TYPE (stream, "stream", "console-stream-p");
|
|
|
320
|
|
|
321 /* console methods */
|
|
|
322 CONSOLE_HAS_METHOD (stream, init_console);
|
|
|
323 CONSOLE_HAS_METHOD (stream, initially_selected_for_input);
|
|
|
324 CONSOLE_HAS_METHOD (stream, delete_console);
|
|
|
325 CONSOLE_HAS_METHOD (stream, canonicalize_console_connection);
|
|
|
326 CONSOLE_HAS_METHOD (stream, canonicalize_device_connection);
|
|
|
327 CONSOLE_HAS_METHOD (stream, semi_canonicalize_console_connection);
|
|
|
328 CONSOLE_HAS_METHOD (stream, semi_canonicalize_device_connection);
|
|
|
329
|
|
|
330 /* device methods */
|
|
|
331 CONSOLE_HAS_METHOD (stream, init_device);
|
|
|
332
|
|
|
333 /* frame methods */
|
|
|
334 CONSOLE_HAS_METHOD (stream, init_frame_1);
|
|
|
335
|
|
|
336 /* redisplay methods */
|
|
1279
|
337 CONSOLE_HAS_METHOD (stream, text_width);
|
|
428
|
338 CONSOLE_HAS_METHOD (stream, left_margin_width);
|
|
|
339 CONSOLE_HAS_METHOD (stream, right_margin_width);
|
|
|
340 CONSOLE_HAS_METHOD (stream, divider_height);
|
|
|
341 CONSOLE_HAS_METHOD (stream, eol_cursor_width);
|
|
1279
|
342 CONSOLE_HAS_METHOD (stream, window_output_begin);
|
|
|
343 CONSOLE_HAS_METHOD (stream, window_output_end);
|
|
|
344 CONSOLE_HAS_METHOD (stream, frame_output_begin);
|
|
|
345 CONSOLE_HAS_METHOD (stream, frame_output_end);
|
|
|
346 CONSOLE_HAS_METHOD (stream, output_display_block);
|
|
428
|
347 CONSOLE_HAS_METHOD (stream, clear_region);
|
|
|
348 CONSOLE_HAS_METHOD (stream, flash);
|
|
|
349 CONSOLE_HAS_METHOD (stream, ring_bell);
|
|
|
350 }
|
|
|
351
|
|
|
352 void
|
|
|
353 reinit_console_type_create_stream (void)
|
|
|
354 {
|
|
|
355 REINITIALIZE_CONSOLE_TYPE (stream);
|
|
|
356 }
|
|
|
357
|
|
|
358 void
|
|
|
359 vars_of_console_stream (void)
|
|
|
360 {
|
|
|
361 DEFVAR_LISP ("terminal-console", &Vterminal_console /*
|
|
444
|
362 The initial console object, which represents XEmacs' stdout.
|
|
428
|
363 */ );
|
|
|
364 Vterminal_console = Qnil;
|
|
|
365
|
|
|
366 DEFVAR_LISP ("terminal-device", &Vterminal_device /*
|
|
444
|
367 The initial device object, which represents XEmacs' stdout.
|
|
428
|
368 */ );
|
|
|
369 Vterminal_device = Qnil;
|
|
|
370
|
|
|
371 DEFVAR_LISP ("terminal-frame", &Vterminal_frame /*
|
|
444
|
372 The initial frame object, which represents XEmacs' stdout.
|
|
428
|
373 */ );
|
|
|
374 Vterminal_frame = Qnil;
|
|
|
375
|
|
|
376 /* Moved from console-tty.c */
|
|
|
377 Vstdio_str = build_string ("stdio");
|
|
|
378 staticpro (&Vstdio_str);
|
|
|
379 }
|
|
|
380
|
|
|
381 #ifndef PDUMP
|
|
|
382 void
|
|
2342
|
383 init_console_stream (int UNUSED (reinit))
|
|
428
|
384 {
|
|
|
385 /* This function can GC */
|
|
|
386 if (!initialized)
|
|
|
387 {
|
|
|
388 Vterminal_device = Fmake_device (Qstream, Qnil, Qnil);
|
|
|
389 Vterminal_console = Fdevice_console (Vterminal_device);
|
|
|
390 Vterminal_frame = Fmake_frame (Qnil, Vterminal_device);
|
|
|
391 minibuf_window = XFRAME (Vterminal_frame)->minibuffer_window;
|
|
|
392 }
|
|
|
393 else
|
|
|
394 {
|
|
|
395 /* Re-initialize the FILE fields of the console. */
|
|
|
396 stream_init_console (XCONSOLE (Vterminal_console), Qnil);
|
|
|
397 if (noninteractive)
|
|
|
398 event_stream_select_console (XCONSOLE (Vterminal_console));
|
|
|
399 }
|
|
|
400 }
|
|
|
401
|
|
|
402 #else
|
|
|
403
|
|
|
404 void
|
|
442
|
405 init_console_stream (int reinit)
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428
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406 {
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|
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407 /* This function can GC */
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442
|
408 if (!reinit)
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409 {
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410 Vterminal_device = Fmake_device (Qstream, Qnil, Qnil);
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411 Vterminal_console = Fdevice_console (Vterminal_device);
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412 Vterminal_frame = Fmake_frame (Qnil, Vterminal_device);
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413 minibuf_window = XFRAME (Vterminal_frame)->minibuffer_window;
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414 }
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428
|
415 if (initialized)
|
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416 {
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417 stream_init_console (XCONSOLE (Vterminal_console), Qnil);
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418 if (noninteractive)
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419 event_stream_select_console (XCONSOLE (Vterminal_console));
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420 }
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421 }
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422 #endif
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