| 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) |