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a09e091a JB |
1 | /* |
2 | * Copyright 2002-2003 Red Hat Inc., Durham, North Carolina. | |
3 | * | |
4 | * All Rights Reserved. | |
5 | * | |
6 | * Permission is hereby granted, free of charge, to any person obtaining | |
7 | * a copy of this software and associated documentation files (the | |
8 | * "Software"), to deal in the Software without restriction, including | |
9 | * without limitation on the rights to use, copy, modify, merge, | |
10 | * publish, distribute, sublicense, and/or sell copies of the Software, | |
11 | * and to permit persons to whom the Software is furnished to do so, | |
12 | * subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice (including the | |
15 | * next paragraph) shall be included in all copies or substantial | |
16 | * portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS | |
22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
25 | * SOFTWARE. | |
26 | */ | |
27 | ||
28 | /* | |
29 | * Authors: | |
30 | * Rickard E. (Rik) Faith <faith@redhat.com> | |
31 | * | |
32 | */ | |
33 | ||
34 | /** \file | |
35 | * Provides interface for reading DMX configuration files and for | |
36 | * combining that information with command-line configuration parameters. */ | |
37 | ||
38 | #ifdef HAVE_DMX_CONFIG_H | |
39 | #include <dmx-config.h> | |
40 | #endif | |
41 | ||
42 | #include "dmx.h" | |
43 | #include "dmxinput.h" | |
44 | #include "dmxconfig.h" | |
45 | #include "dmxparse.h" | |
46 | #include "dmxlog.h" | |
47 | #include "dmxcb.h" | |
48 | #include "dmxstat.h" | |
49 | #include "parser.h" | |
50 | ||
51 | extern int yyparse(void); | |
52 | extern FILE *yyin; | |
53 | ||
54 | static char *dmxXkbRules; | |
55 | static char *dmxXkbModel; | |
56 | static char *dmxXkbLayout; | |
57 | static char *dmxXkbVariant; | |
58 | static char *dmxXkbOptions; | |
59 | ||
60 | /** Stores lists of configuration information. */ | |
61 | typedef struct DMXConfigListStruct { | |
62 | const char *name; | |
63 | struct DMXConfigListStruct *next; | |
64 | } DMXConfigList, *DMXConfigListPtr; | |
65 | ||
66 | /** This stucture stores the parsed configuration information. */ | |
67 | typedef struct DMXConfigCmdStruct { | |
68 | const char *filename; | |
69 | const char *config; | |
70 | DMXConfigList *displays; | |
71 | DMXConfigList *inputs; | |
72 | DMXConfigList *xinputs; | |
73 | } DMXConfigCmd, *DMXConfigCmdPtr; | |
74 | ||
75 | DMXConfigEntryPtr dmxConfigEntry; | |
76 | static DMXConfigCmd dmxConfigCmd; | |
77 | ||
78 | static int dmxDisplaysFromCommandLine; | |
79 | ||
80 | /** Make a note that \a display is the name of an X11 display that | |
81 | * should be initialized as a backend (output) display. Called from | |
82 | * #ddxProcessArgument. */ | |
83 | void | |
84 | dmxConfigStoreDisplay(const char *display) | |
85 | { | |
86 | DMXConfigListPtr entry = malloc(sizeof(*entry)); | |
87 | ||
88 | entry->name = strdup(display); | |
89 | entry->next = NULL; | |
90 | if (!dmxConfigCmd.displays) | |
91 | dmxConfigCmd.displays = entry; | |
92 | else { | |
93 | DMXConfigList *pt; | |
94 | ||
95 | for (pt = dmxConfigCmd.displays; pt->next; pt = pt->next); | |
96 | if (!pt) | |
97 | dmxLog(dmxFatal, "dmxConfigStoreDisplay: end of list non-NULL\n"); | |
98 | pt->next = entry; | |
99 | } | |
100 | ++dmxDisplaysFromCommandLine; | |
101 | } | |
102 | ||
103 | /** Make a note that \a input is the name of an X11 display that should | |
104 | * be used for input (either a backend or a console input device). */ | |
105 | void | |
106 | dmxConfigStoreInput(const char *input) | |
107 | { | |
108 | DMXConfigListPtr entry = malloc(sizeof(*entry)); | |
109 | ||
110 | entry->name = strdup(input); | |
111 | entry->next = NULL; | |
112 | if (!dmxConfigCmd.inputs) | |
113 | dmxConfigCmd.inputs = entry; | |
114 | else { | |
115 | DMXConfigList *pt; | |
116 | ||
117 | for (pt = dmxConfigCmd.inputs; pt->next; pt = pt->next); | |
118 | if (!pt) | |
119 | dmxLog(dmxFatal, "dmxConfigStoreInput: end of list non-NULL\n"); | |
120 | pt->next = entry; | |
121 | } | |
122 | } | |
123 | ||
124 | /** Make a note that \a input is the name of an X11 display that should | |
125 | * be used for input from XInput extension devices. */ | |
126 | void | |
127 | dmxConfigStoreXInput(const char *input) | |
128 | { | |
129 | DMXConfigListPtr entry = malloc(sizeof(*entry)); | |
130 | ||
131 | entry->name = strdup(input); | |
132 | entry->next = NULL; | |
133 | if (!dmxConfigCmd.xinputs) | |
134 | dmxConfigCmd.xinputs = entry; | |
135 | else { | |
136 | DMXConfigList *pt; | |
137 | ||
138 | for (pt = dmxConfigCmd.xinputs; pt->next; pt = pt->next); | |
139 | if (!pt) | |
140 | dmxLog(dmxFatal, "dmxConfigStoreXInput: end of list non-NULL\n"); | |
141 | pt->next = entry; | |
142 | } | |
143 | } | |
144 | ||
145 | /** Make a note that \a file is the configuration file. */ | |
146 | void | |
147 | dmxConfigStoreFile(const char *file) | |
148 | { | |
149 | if (dmxConfigCmd.filename) | |
150 | dmxLog(dmxFatal, "Only one -configfile allowed\n"); | |
151 | dmxConfigCmd.filename = strdup(file); | |
152 | } | |
153 | ||
154 | /** Make a note that \a config should be used as the configuration for | |
155 | * current instantiation of the DMX server. */ | |
156 | void | |
157 | dmxConfigStoreConfig(const char *config) | |
158 | { | |
159 | if (dmxConfigCmd.config) | |
160 | dmxLog(dmxFatal, "Only one -config allowed\n"); | |
161 | dmxConfigCmd.config = strdup(config); | |
162 | } | |
163 | ||
164 | static int | |
165 | dmxConfigReadFile(const char *filename, int debug) | |
166 | { | |
167 | FILE *str; | |
168 | ||
169 | if (!(str = fopen(filename, "r"))) | |
170 | return -1; | |
171 | dmxLog(dmxInfo, "Reading configuration file \"%s\"\n", filename); | |
172 | yyin = str; | |
173 | yydebug = debug; | |
174 | yyparse(); | |
175 | fclose(str); | |
176 | return 0; | |
177 | } | |
178 | ||
179 | static const char * | |
180 | dmxConfigMatch(const char *target, DMXConfigEntryPtr entry) | |
181 | { | |
182 | DMXConfigVirtualPtr v = entry->virtual; | |
183 | const char *name = NULL; | |
184 | ||
185 | if (v && v->name) | |
186 | name = v->name; | |
187 | ||
188 | if (v && !dmxConfigCmd.config) | |
189 | return v->name ? v->name : "<noname>"; | |
190 | if (!name) | |
191 | return NULL; | |
192 | if (!strcmp(name, target)) | |
193 | return name; | |
194 | return NULL; | |
195 | } | |
196 | ||
197 | static DMXScreenInfo * | |
198 | dmxConfigAddDisplay(const char *name, | |
199 | int scrnWidth, int scrnHeight, | |
200 | int scrnX, int scrnY, | |
201 | int scrnXSign, int scrnYSign, | |
202 | int rootWidth, int rootHeight, | |
203 | int rootX, int rootY, int rootXSign, int rootYSign) | |
204 | { | |
205 | DMXScreenInfo *dmxScreen; | |
206 | ||
207 | if (!(dmxScreens = realloc(dmxScreens, | |
208 | (dmxNumScreens + 1) * sizeof(*dmxScreens)))) | |
209 | dmxLog(dmxFatal, | |
210 | "dmxConfigAddDisplay: realloc failed for screen %d (%s)\n", | |
211 | dmxNumScreens, name); | |
212 | ||
213 | dmxScreen = &dmxScreens[dmxNumScreens]; | |
214 | memset(dmxScreen, 0, sizeof(*dmxScreen)); | |
215 | dmxScreen->name = name; | |
216 | dmxScreen->index = dmxNumScreens; | |
217 | dmxScreen->scrnWidth = scrnWidth; | |
218 | dmxScreen->scrnHeight = scrnHeight; | |
219 | dmxScreen->scrnX = scrnX; | |
220 | dmxScreen->scrnY = scrnY; | |
221 | dmxScreen->scrnXSign = scrnXSign; | |
222 | dmxScreen->scrnYSign = scrnYSign; | |
223 | dmxScreen->rootWidth = rootWidth; | |
224 | dmxScreen->rootHeight = rootHeight; | |
225 | dmxScreen->rootX = rootX; | |
226 | dmxScreen->rootY = rootY; | |
227 | dmxScreen->stat = dmxStatAlloc(); | |
228 | ++dmxNumScreens; | |
229 | return dmxScreen; | |
230 | } | |
231 | ||
232 | DMXInputInfo * | |
233 | dmxConfigAddInput(const char *name, int core) | |
234 | { | |
235 | DMXInputInfo *dmxInput; | |
236 | ||
237 | if (!(dmxInputs = realloc(dmxInputs, | |
238 | (dmxNumInputs + 1) * sizeof(*dmxInputs)))) | |
239 | dmxLog(dmxFatal, | |
240 | "dmxConfigAddInput: realloc failed for input %d (%s)\n", | |
241 | dmxNumInputs, name); | |
242 | ||
243 | dmxInput = &dmxInputs[dmxNumInputs]; | |
244 | ||
245 | memset(dmxInput, 0, sizeof(*dmxInput)); | |
246 | dmxInput->name = name; | |
247 | dmxInput->inputIdx = dmxNumInputs; | |
248 | dmxInput->scrnIdx = -1; | |
249 | dmxInput->core = core; | |
250 | ++dmxNumInputs; | |
251 | return dmxInput; | |
252 | } | |
253 | ||
254 | static void | |
255 | dmxConfigCopyFromDisplay(DMXConfigDisplayPtr d) | |
256 | { | |
257 | DMXScreenInfo *dmxScreen; | |
258 | ||
259 | dmxScreen = dmxConfigAddDisplay(d->name, | |
260 | d->scrnWidth, d->scrnHeight, | |
261 | d->scrnX, d->scrnY, | |
262 | d->scrnXSign, d->scrnYSign, | |
263 | d->rootWidth, d->rootHeight, | |
264 | d->rootX, d->rootY, | |
265 | d->rootXSign, d->rootXSign); | |
266 | dmxScreen->where = PosAbsolute; | |
267 | dmxScreen->whereX = d->rootXOrigin; | |
268 | dmxScreen->whereY = d->rootYOrigin; | |
269 | } | |
270 | ||
271 | static void | |
272 | dmxConfigCopyFromWall(DMXConfigWallPtr w) | |
273 | { | |
274 | DMXConfigStringPtr pt; | |
275 | DMXScreenInfo *dmxScreen; | |
276 | int edge = dmxNumScreens; | |
277 | int last = dmxNumScreens; | |
278 | ||
279 | if (!w->xwall && !w->ywall) { /* Try to make it square */ | |
280 | int count; | |
281 | ||
282 | for (pt = w->nameList, count = 0; pt; pt = pt->next) | |
283 | ++count; | |
284 | w->xwall = sqrt(count) + .5; | |
285 | } | |
286 | ||
287 | for (pt = w->nameList; pt; pt = pt->next) { | |
288 | dmxScreen = dmxConfigAddDisplay(pt->string, w->width, w->height, | |
289 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); | |
290 | if (pt == w->nameList) { /* Upper left */ | |
291 | dmxScreen->where = PosAbsolute; | |
292 | dmxScreen->whereX = 0; | |
293 | dmxScreen->whereY = 0; | |
294 | } | |
295 | else if (w->xwall) { /* Tile left to right, then top to bottom */ | |
296 | if (!((dmxNumScreens - 1) % w->xwall)) { | |
297 | dmxScreen->where = PosBelow; | |
298 | dmxScreen->whereRefScreen = edge; | |
299 | edge = dmxNumScreens - 1; | |
300 | } | |
301 | else { | |
302 | dmxScreen->where = PosRightOf; | |
303 | dmxScreen->whereRefScreen = last; | |
304 | } | |
305 | } | |
306 | else { /* Tile top to bottom, then left to right */ | |
307 | if (!((dmxNumScreens - 1) % w->ywall)) { | |
308 | dmxScreen->where = PosRightOf; | |
309 | dmxScreen->whereRefScreen = edge; | |
310 | edge = dmxNumScreens - 1; | |
311 | } | |
312 | else { | |
313 | dmxScreen->where = PosBelow; | |
314 | dmxScreen->whereRefScreen = last; | |
315 | } | |
316 | ||
317 | } | |
318 | last = dmxNumScreens - 1; | |
319 | if (dmxScreen->where == PosAbsolute) | |
320 | dmxLog(dmxInfo, "Added %s at %d %d\n", | |
321 | pt->string, dmxScreen->whereX, dmxScreen->whereY); | |
322 | else | |
323 | dmxLog(dmxInfo, "Added %s %s %s\n", | |
324 | pt->string, | |
325 | dmxScreen->where == PosBelow ? "below" : "right of", | |
326 | dmxScreens[dmxScreen->whereRefScreen].name); | |
327 | } | |
328 | } | |
329 | ||
330 | static void | |
331 | dmxConfigCopyFromOption(DMXConfigOptionPtr o) | |
332 | { | |
333 | DMXConfigStringPtr pt; | |
334 | int argc = 0; | |
335 | char **argv = NULL; | |
336 | ||
337 | if (serverGeneration != 1) | |
338 | return; /* FIXME: only do once, for now */ | |
339 | if (!o || !o->string) | |
340 | return; | |
341 | for (pt = o->option; pt; pt = pt->next) { | |
342 | if (pt->string) { | |
343 | ++argc; | |
344 | argv = realloc(argv, (argc + 1) * sizeof(*argv)); | |
345 | argv[argc] = (char *) pt->string; | |
346 | } | |
347 | } | |
348 | argv[0] = NULL; | |
349 | ProcessCommandLine(argc + 1, argv); | |
350 | free(argv); | |
351 | } | |
352 | ||
353 | static void | |
354 | dmxConfigCopyFromParam(DMXConfigParamPtr p) | |
355 | { | |
356 | const char **argv; | |
357 | int argc; | |
358 | ||
359 | if ((argv = dmxConfigLookupParam(p, "xkbrules", &argc)) && argc == 2) { | |
360 | dmxConfigSetXkbRules(argv[1]); | |
361 | } | |
362 | else if ((argv = dmxConfigLookupParam(p, "xkbmodel", &argc)) | |
363 | && argc == 2) { | |
364 | dmxConfigSetXkbModel(argv[1]); | |
365 | } | |
366 | else if ((argv = dmxConfigLookupParam(p, "xkblayout", &argc)) | |
367 | && argc == 2) { | |
368 | dmxConfigSetXkbLayout(argv[1]); | |
369 | } | |
370 | else if ((argv = dmxConfigLookupParam(p, "xkbvariant", &argc)) | |
371 | && argc == 2) { | |
372 | dmxConfigSetXkbVariant(argv[1]); | |
373 | } | |
374 | else if ((argv = dmxConfigLookupParam(p, "xkboptions", &argc)) | |
375 | && argc == 2) { | |
376 | dmxConfigSetXkbOptions(argv[1]); | |
377 | } | |
378 | } | |
379 | ||
380 | static void | |
381 | dmxConfigCopyData(DMXConfigVirtualPtr v) | |
382 | { | |
383 | DMXConfigSubPtr sub; | |
384 | ||
385 | if (v->dim) | |
386 | dmxSetWidthHeight(v->dim->x, v->dim->y); | |
387 | else | |
388 | dmxSetWidthHeight(0, 0); | |
389 | for (sub = v->subentry; sub; sub = sub->next) { | |
390 | switch (sub->type) { | |
391 | case dmxConfigDisplay: | |
392 | dmxConfigCopyFromDisplay(sub->display); | |
393 | break; | |
394 | case dmxConfigWall: | |
395 | dmxConfigCopyFromWall(sub->wall); | |
396 | break; | |
397 | case dmxConfigOption: | |
398 | dmxConfigCopyFromOption(sub->option); | |
399 | break; | |
400 | case dmxConfigParam: | |
401 | dmxConfigCopyFromParam(sub->param); | |
402 | break; | |
403 | default: | |
404 | dmxLog(dmxFatal, | |
405 | "dmxConfigCopyData: not a display, wall, or value\n"); | |
406 | } | |
407 | } | |
408 | } | |
409 | ||
410 | static void | |
411 | dmxConfigFromCommandLine(void) | |
412 | { | |
413 | DMXConfigListPtr pt; | |
414 | ||
415 | dmxLog(dmxInfo, "Using configuration from command line\n"); | |
416 | for (pt = dmxConfigCmd.displays; pt; pt = pt->next) { | |
417 | DMXScreenInfo *dmxScreen = dmxConfigAddDisplay(pt->name, | |
418 | 0, 0, 0, 0, 0, 0, | |
419 | 0, 0, 0, 0, 0, 0); | |
420 | ||
421 | if (dmxNumScreens == 1) { | |
422 | dmxScreen->where = PosAbsolute; | |
423 | dmxScreen->whereX = 0; | |
424 | dmxScreen->whereY = 0; | |
425 | dmxLog(dmxInfo, "Added %s at %d %d\n", | |
426 | dmxScreen->name, dmxScreen->whereX, dmxScreen->whereY); | |
427 | } | |
428 | else { | |
429 | dmxScreen->where = PosRightOf; | |
430 | dmxScreen->whereRefScreen = dmxNumScreens - 2; | |
431 | if (dmxScreen->whereRefScreen < 0) | |
432 | dmxScreen->whereRefScreen = 0; | |
433 | dmxLog(dmxInfo, "Added %s %s %s\n", | |
434 | dmxScreen->name, | |
435 | dmxScreen->where == PosBelow ? "below" : "right of", | |
436 | dmxScreens[dmxScreen->whereRefScreen].name); | |
437 | } | |
438 | } | |
439 | } | |
440 | ||
441 | static void | |
442 | dmxConfigFromConfigFile(void) | |
443 | { | |
444 | DMXConfigEntryPtr pt; | |
445 | const char *name; | |
446 | ||
447 | for (pt = dmxConfigEntry; pt; pt = pt->next) { | |
448 | /* FIXME -- if an input is specified, use it */ | |
449 | if (pt->type != dmxConfigVirtual) | |
450 | continue; | |
451 | if ((name = dmxConfigMatch(dmxConfigCmd.config, pt))) { | |
452 | dmxLog(dmxInfo, "Using configuration \"%s\"\n", name); | |
453 | dmxConfigCopyData(pt->virtual); | |
454 | return; | |
455 | } | |
456 | } | |
457 | dmxLog(dmxFatal, "Could not find configuration \"%s\" in \"%s\"\n", | |
458 | dmxConfigCmd.config, dmxConfigCmd.filename); | |
459 | } | |
460 | ||
461 | static void | |
462 | dmxConfigConfigInputs(void) | |
463 | { | |
464 | DMXConfigListPtr pt; | |
465 | ||
466 | if (dmxNumInputs) | |
467 | return; | |
468 | ||
469 | if (dmxConfigCmd.inputs) { /* Use command line */ | |
470 | for (pt = dmxConfigCmd.inputs; pt; pt = pt->next) | |
471 | dmxConfigAddInput(pt->name, TRUE); | |
472 | } | |
473 | else if (dmxNumScreens) { /* Use first display */ | |
474 | dmxConfigAddInput(dmxScreens[0].name, TRUE); | |
475 | } | |
476 | else { /* Use dummy */ | |
477 | dmxConfigAddInput("dummy", TRUE); | |
478 | } | |
479 | ||
480 | if (dmxConfigCmd.xinputs) { /* Non-core devices from command line */ | |
481 | for (pt = dmxConfigCmd.xinputs; pt; pt = pt->next) | |
482 | dmxConfigAddInput(pt->name, FALSE); | |
483 | } | |
484 | } | |
485 | ||
486 | /** Set up the appropriate global variables so that the DMX server will | |
487 | * be initialized using the configuration specified in the config file | |
488 | * and on the command line. */ | |
489 | void | |
490 | dmxConfigConfigure(void) | |
491 | { | |
492 | if (dmxConfigEntry) { | |
493 | dmxConfigFreeEntry(dmxConfigEntry); | |
494 | dmxConfigEntry = NULL; | |
495 | } | |
496 | if (dmxConfigCmd.filename) { | |
497 | if (dmxConfigCmd.displays) | |
498 | dmxLog(dmxWarning, | |
499 | "Using configuration file \"%s\" instead of command line\n", | |
500 | dmxConfigCmd.filename); | |
501 | dmxConfigReadFile(dmxConfigCmd.filename, 0); | |
502 | dmxConfigFromConfigFile(); | |
503 | } | |
504 | else { | |
505 | if (dmxConfigCmd.config) | |
506 | dmxLog(dmxWarning, | |
507 | "Configuration name (%s) without configuration file\n", | |
508 | dmxConfigCmd.config); | |
509 | dmxConfigFromCommandLine(); | |
510 | } | |
511 | dmxConfigConfigInputs(); | |
512 | } | |
513 | ||
514 | /** This function determines the number of displays we WILL have and | |
515 | * sets MAXSCREENS to that value. This is difficult since the number | |
516 | * depends on the command line (which is easy to count) or on the config | |
517 | * file, which has to be parsed. */ | |
518 | void | |
519 | dmxConfigSetMaxScreens(void) | |
520 | { | |
521 | static int processing = 0; | |
522 | ||
523 | if (processing) | |
524 | return; /* Prevent reentry via ProcessCommandLine */ | |
525 | processing = 1; | |
526 | if (dmxConfigCmd.filename) { | |
527 | if (!dmxNumScreens) | |
528 | dmxConfigConfigure(); | |
529 | #ifndef MAXSCREENS | |
530 | SetMaxScreens(dmxNumScreens); | |
531 | #endif | |
532 | } | |
533 | else | |
534 | #ifndef MAXSCREENS | |
535 | SetMaxScreens(dmxDisplaysFromCommandLine); | |
536 | #endif | |
537 | processing = 0; | |
538 | } | |
539 | ||
540 | /** This macro is used to generate the following access methods: | |
541 | * - dmxConfig{Set,Get}rules | |
542 | * - dmxConfig{Set,Get}model | |
543 | * - dmxConfig{Set,Get}layout | |
544 | * - dmxConfig{Set,Get}variant | |
545 | * - dmxConfig{Set,Get}options | |
546 | * These methods are used to read and write information about the keyboard. */ | |
547 | ||
548 | #define GEN(param,glob,def) \ | |
549 | void dmxConfigSet##glob(const char *param) { \ | |
550 | if (dmx##glob) free((void *)dmx##glob); \ | |
551 | dmx##glob = strdup(param); \ | |
552 | } \ | |
553 | char *dmxConfigGet##glob(void) { \ | |
554 | return (char *)(dmx##glob ? dmx##glob : def); \ | |
555 | } | |
556 | ||
557 | GEN(rules, XkbRules, XKB_DFLT_RULES) | |
558 | GEN(model, XkbModel, XKB_DFLT_MODEL) | |
559 | GEN(layout, XkbLayout, XKB_DFLT_LAYOUT) | |
560 | GEN(variant, XkbVariant, XKB_DFLT_VARIANT) | |
561 | GEN(options, XkbOptions, XKB_DFLT_OPTIONS) |