| File: | src/fcxml.c |
| Location: | line 1920, column 6 |
| Description: | Value stored to 'r' is never read |
| 1 | /* |
| 2 | * fontconfig/src/fcxml.c |
| 3 | * |
| 4 | * Copyright © 2002 Keith Packard |
| 5 | * |
| 6 | * Permission to use, copy, modify, distribute, and sell this software and its |
| 7 | * documentation for any purpose is hereby granted without fee, provided that |
| 8 | * the above copyright notice appear in all copies and that both that |
| 9 | * copyright notice and this permission notice appear in supporting |
| 10 | * documentation, and that the name of the author(s) not be used in |
| 11 | * advertising or publicity pertaining to distribution of the software without |
| 12 | * specific, written prior permission. The authors make no |
| 13 | * representations about the suitability of this software for any purpose. It |
| 14 | * is provided "as is" without express or implied warranty. |
| 15 | * |
| 16 | * THE AUTHOR(S) DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
| 17 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
| 18 | * EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
| 19 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
| 20 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
| 21 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
| 22 | * PERFORMANCE OF THIS SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #include "fcint.h" |
| 26 | #include <fcntl.h> |
| 27 | #include <stdarg.h> |
| 28 | #include <dirent.h> |
| 29 | |
| 30 | #ifdef ENABLE_LIBXML2 |
| 31 | |
| 32 | #include <libxml/parser.h> |
| 33 | |
| 34 | #define XML_Char xmlChar |
| 35 | #define XML_Parser xmlParserCtxtPtr |
| 36 | #define XML_ParserFree xmlFreeParserCtxt |
| 37 | #define XML_GetCurrentLineNumber xmlSAX2GetLineNumber |
| 38 | #define XML_GetErrorCode xmlCtxtGetLastError |
| 39 | #define XML_ErrorString(Error) (Error)->message |
| 40 | |
| 41 | #else /* ENABLE_LIBXML2 */ |
| 42 | |
| 43 | #ifndef HAVE_XMLPARSE_H0 |
| 44 | #define HAVE_XMLPARSE_H0 0 |
| 45 | #endif |
| 46 | |
| 47 | #if HAVE_XMLPARSE_H0 |
| 48 | #include <xmlparse.h> |
| 49 | #else |
| 50 | #include <expat.h> |
| 51 | #endif |
| 52 | |
| 53 | #endif /* ENABLE_LIBXML2 */ |
| 54 | |
| 55 | #ifdef _WIN32 |
| 56 | #include <mbstring.h> |
| 57 | extern FcChar8 fontconfig_instprefix[]; |
| 58 | #endif |
| 59 | |
| 60 | static FcChar8 *__fc_userdir = NULL((void*)0); |
| 61 | static FcChar8 *__fc_userconf = NULL((void*)0); |
| 62 | |
| 63 | static void |
| 64 | FcExprDestroy (FcExpr *e); |
| 65 | |
| 66 | void |
| 67 | FcTestDestroy (FcTest *test) |
| 68 | { |
| 69 | FcExprDestroy (test->expr); |
| 70 | free (test); |
| 71 | } |
| 72 | |
| 73 | void |
| 74 | FcRuleDestroy (FcRule *rule) |
| 75 | { |
| 76 | FcRule *n = rule->next; |
| 77 | |
| 78 | switch (rule->type) { |
| 79 | case FcRuleTest: |
| 80 | FcTestDestroy (rule->u.test); |
| 81 | break; |
| 82 | case FcRuleEdit: |
| 83 | FcEditDestroy (rule->u.edit); |
| 84 | break; |
| 85 | case FcRuleUnknown: |
| 86 | default: |
| 87 | break; |
| 88 | } |
| 89 | free (rule); |
| 90 | if (n) |
| 91 | FcRuleDestroy (n); |
| 92 | } |
| 93 | |
| 94 | static FcExpr * |
| 95 | FcExprCreateInteger (FcConfig *config, int i) |
| 96 | { |
| 97 | FcExpr *e = FcConfigAllocExpr (config); |
| 98 | if (e) |
| 99 | { |
| 100 | e->op = FcOpInteger; |
| 101 | e->u.ival = i; |
| 102 | } |
| 103 | return e; |
| 104 | } |
| 105 | |
| 106 | static FcExpr * |
| 107 | FcExprCreateDouble (FcConfig *config, double d) |
| 108 | { |
| 109 | FcExpr *e = FcConfigAllocExpr (config); |
| 110 | if (e) |
| 111 | { |
| 112 | e->op = FcOpDouble; |
| 113 | e->u.dval = d; |
| 114 | } |
| 115 | return e; |
| 116 | } |
| 117 | |
| 118 | static FcExpr * |
| 119 | FcExprCreateString (FcConfig *config, const FcChar8 *s) |
| 120 | { |
| 121 | FcExpr *e = FcConfigAllocExpr (config); |
| 122 | if (e) |
| 123 | { |
| 124 | e->op = FcOpString; |
| 125 | e->u.sval = FcStrdup (s)((FcChar8 *) strdup ((const char *) (s))); |
| 126 | } |
| 127 | return e; |
| 128 | } |
| 129 | |
| 130 | static FcExprMatrix * |
| 131 | FcExprMatrixCopyShallow (const FcExprMatrix *matrix) |
| 132 | { |
| 133 | FcExprMatrix *m = malloc (sizeof (FcExprMatrix)); |
| 134 | if (m) |
| 135 | { |
| 136 | *m = *matrix; |
| 137 | } |
| 138 | return m; |
| 139 | } |
| 140 | |
| 141 | static void |
| 142 | FcExprMatrixFreeShallow (FcExprMatrix *m) |
| 143 | { |
| 144 | if (!m) |
| 145 | return; |
| 146 | |
| 147 | free (m); |
| 148 | } |
| 149 | |
| 150 | static void |
| 151 | FcExprMatrixFree (FcExprMatrix *m) |
| 152 | { |
| 153 | if (!m) |
| 154 | return; |
| 155 | |
| 156 | FcExprDestroy (m->xx); |
| 157 | FcExprDestroy (m->xy); |
| 158 | FcExprDestroy (m->yx); |
| 159 | FcExprDestroy (m->yy); |
| 160 | |
| 161 | free (m); |
| 162 | } |
| 163 | |
| 164 | static FcExpr * |
| 165 | FcExprCreateMatrix (FcConfig *config, const FcExprMatrix *matrix) |
| 166 | { |
| 167 | FcExpr *e = FcConfigAllocExpr (config); |
| 168 | if (e) |
| 169 | { |
| 170 | e->op = FcOpMatrix; |
| 171 | e->u.mexpr = FcExprMatrixCopyShallow (matrix); |
| 172 | } |
| 173 | return e; |
| 174 | } |
| 175 | |
| 176 | static FcExpr * |
| 177 | FcExprCreateRange (FcConfig *config, FcRange *range) |
| 178 | { |
| 179 | FcExpr *e = FcConfigAllocExpr (config); |
| 180 | if (e) |
| 181 | { |
| 182 | e->op = FcOpRange; |
| 183 | e->u.rval = FcRangeCopy (range); |
| 184 | } |
| 185 | return e; |
| 186 | } |
| 187 | |
| 188 | static FcExpr * |
| 189 | FcExprCreateBool (FcConfig *config, FcBool b) |
| 190 | { |
| 191 | FcExpr *e = FcConfigAllocExpr (config); |
| 192 | if (e) |
| 193 | { |
| 194 | e->op = FcOpBool; |
| 195 | e->u.bval = b; |
| 196 | } |
| 197 | return e; |
| 198 | } |
| 199 | |
| 200 | static FcExpr * |
| 201 | FcExprCreateCharSet (FcConfig *config, FcCharSet *charset) |
| 202 | { |
| 203 | FcExpr *e = FcConfigAllocExpr (config); |
| 204 | if (e) |
| 205 | { |
| 206 | e->op = FcOpCharSet; |
| 207 | e->u.cval = FcCharSetCopy (charset); |
| 208 | } |
| 209 | return e; |
| 210 | } |
| 211 | |
| 212 | static FcExpr * |
| 213 | FcExprCreateLangSet (FcConfig *config, FcLangSet *langset) |
| 214 | { |
| 215 | FcExpr *e = FcConfigAllocExpr (config); |
| 216 | if (e) |
| 217 | { |
| 218 | e->op = FcOpLangSet; |
| 219 | e->u.lval = FcLangSetCopy (langset); |
| 220 | } |
| 221 | return e; |
| 222 | } |
| 223 | |
| 224 | static FcExpr * |
| 225 | FcExprCreateName (FcConfig *config, FcExprName name) |
| 226 | { |
| 227 | FcExpr *e = FcConfigAllocExpr (config); |
| 228 | if (e) |
| 229 | { |
| 230 | e->op = FcOpField; |
| 231 | e->u.name = name; |
| 232 | } |
| 233 | return e; |
| 234 | } |
| 235 | |
| 236 | static FcExpr * |
| 237 | FcExprCreateConst (FcConfig *config, const FcChar8 *constant) |
| 238 | { |
| 239 | FcExpr *e = FcConfigAllocExpr (config); |
| 240 | if (e) |
| 241 | { |
| 242 | e->op = FcOpConst; |
| 243 | e->u.constant = FcStrdup (constant)((FcChar8 *) strdup ((const char *) (constant))); |
| 244 | } |
| 245 | return e; |
| 246 | } |
| 247 | |
| 248 | static FcExpr * |
| 249 | FcExprCreateOp (FcConfig *config, FcExpr *left, FcOp op, FcExpr *right) |
| 250 | { |
| 251 | FcExpr *e = FcConfigAllocExpr (config); |
| 252 | if (e) |
| 253 | { |
| 254 | e->op = op; |
| 255 | e->u.tree.left = left; |
| 256 | e->u.tree.right = right; |
| 257 | } |
| 258 | return e; |
| 259 | } |
| 260 | |
| 261 | static void |
| 262 | FcExprDestroy (FcExpr *e) |
| 263 | { |
| 264 | if (!e) |
| 265 | return; |
| 266 | switch (FC_OP_GET_OP (e->op)((e->op) & 0xffff)) { |
| 267 | case FcOpInteger: |
| 268 | break; |
| 269 | case FcOpDouble: |
| 270 | break; |
| 271 | case FcOpString: |
| 272 | FcFree (e->u.sval)(free ((FcChar8 *) (e->u.sval))); |
| 273 | break; |
| 274 | case FcOpMatrix: |
| 275 | FcExprMatrixFree (e->u.mexpr); |
| 276 | break; |
| 277 | case FcOpRange: |
| 278 | FcRangeDestroy (e->u.rval); |
| 279 | break; |
| 280 | case FcOpCharSet: |
| 281 | FcCharSetDestroy (e->u.cval); |
| 282 | break; |
| 283 | case FcOpLangSet: |
| 284 | FcLangSetDestroy (e->u.lval); |
| 285 | break; |
| 286 | case FcOpBool: |
| 287 | break; |
| 288 | case FcOpField: |
| 289 | break; |
| 290 | case FcOpConst: |
| 291 | FcFree (e->u.constant)(free ((FcChar8 *) (e->u.constant))); |
| 292 | break; |
| 293 | case FcOpAssign: |
| 294 | case FcOpAssignReplace: |
| 295 | case FcOpPrepend: |
| 296 | case FcOpPrependFirst: |
| 297 | case FcOpAppend: |
| 298 | case FcOpAppendLast: |
| 299 | case FcOpDelete: |
| 300 | case FcOpDeleteAll: |
| 301 | break; |
| 302 | case FcOpOr: |
| 303 | case FcOpAnd: |
| 304 | case FcOpEqual: |
| 305 | case FcOpNotEqual: |
| 306 | case FcOpLess: |
| 307 | case FcOpLessEqual: |
| 308 | case FcOpMore: |
| 309 | case FcOpMoreEqual: |
| 310 | case FcOpContains: |
| 311 | case FcOpListing: |
| 312 | case FcOpNotContains: |
| 313 | case FcOpPlus: |
| 314 | case FcOpMinus: |
| 315 | case FcOpTimes: |
| 316 | case FcOpDivide: |
| 317 | case FcOpQuest: |
| 318 | case FcOpComma: |
| 319 | FcExprDestroy (e->u.tree.right); |
| 320 | /* fall through */ |
| 321 | case FcOpNot: |
| 322 | case FcOpFloor: |
| 323 | case FcOpCeil: |
| 324 | case FcOpRound: |
| 325 | case FcOpTrunc: |
| 326 | FcExprDestroy (e->u.tree.left); |
| 327 | break; |
| 328 | case FcOpNil: |
| 329 | case FcOpInvalid: |
| 330 | break; |
| 331 | } |
| 332 | |
| 333 | e->op = FcOpNil; |
| 334 | } |
| 335 | |
| 336 | void |
| 337 | FcEditDestroy (FcEdit *e) |
| 338 | { |
| 339 | if (e->expr) |
| 340 | FcExprDestroy (e->expr); |
| 341 | free (e); |
| 342 | } |
| 343 | |
| 344 | typedef enum _FcElement { |
| 345 | FcElementNone, |
| 346 | FcElementFontconfig, |
| 347 | FcElementDir, |
| 348 | FcElementCacheDir, |
| 349 | FcElementCache, |
| 350 | FcElementInclude, |
| 351 | FcElementConfig, |
| 352 | FcElementMatch, |
| 353 | FcElementAlias, |
| 354 | |
| 355 | FcElementBlank, |
| 356 | FcElementRescan, |
| 357 | |
| 358 | FcElementPrefer, |
| 359 | FcElementAccept, |
| 360 | FcElementDefault, |
| 361 | FcElementFamily, |
| 362 | |
| 363 | FcElementSelectfont, |
| 364 | FcElementAcceptfont, |
| 365 | FcElementRejectfont, |
| 366 | FcElementGlob, |
| 367 | FcElementPattern, |
| 368 | FcElementPatelt, |
| 369 | |
| 370 | FcElementTest, |
| 371 | FcElementEdit, |
| 372 | FcElementInt, |
| 373 | FcElementDouble, |
| 374 | FcElementString, |
| 375 | FcElementMatrix, |
| 376 | FcElementRange, |
| 377 | FcElementBool, |
| 378 | FcElementCharSet, |
| 379 | FcElementLangSet, |
| 380 | FcElementName, |
| 381 | FcElementConst, |
| 382 | FcElementOr, |
| 383 | FcElementAnd, |
| 384 | FcElementEq, |
| 385 | FcElementNotEq, |
| 386 | FcElementLess, |
| 387 | FcElementLessEq, |
| 388 | FcElementMore, |
| 389 | FcElementMoreEq, |
| 390 | FcElementContains, |
| 391 | FcElementNotContains, |
| 392 | FcElementPlus, |
| 393 | FcElementMinus, |
| 394 | FcElementTimes, |
| 395 | FcElementDivide, |
| 396 | FcElementNot, |
| 397 | FcElementIf, |
| 398 | FcElementFloor, |
| 399 | FcElementCeil, |
| 400 | FcElementRound, |
| 401 | FcElementTrunc, |
| 402 | FcElementUnknown |
| 403 | } FcElement; |
| 404 | |
| 405 | static const struct { |
| 406 | const char name[16]; |
| 407 | FcElement element; |
| 408 | } fcElementMap[] = { |
| 409 | { "fontconfig", FcElementFontconfig }, |
| 410 | { "dir", FcElementDir }, |
| 411 | { "cachedir", FcElementCacheDir }, |
| 412 | { "cache", FcElementCache }, |
| 413 | { "include", FcElementInclude }, |
| 414 | { "config", FcElementConfig }, |
| 415 | { "match", FcElementMatch }, |
| 416 | { "alias", FcElementAlias }, |
| 417 | |
| 418 | { "blank", FcElementBlank }, |
| 419 | { "rescan", FcElementRescan }, |
| 420 | |
| 421 | { "prefer", FcElementPrefer }, |
| 422 | { "accept", FcElementAccept }, |
| 423 | { "default", FcElementDefault }, |
| 424 | { "family", FcElementFamily }, |
| 425 | |
| 426 | { "selectfont", FcElementSelectfont }, |
| 427 | { "acceptfont", FcElementAcceptfont }, |
| 428 | { "rejectfont", FcElementRejectfont }, |
| 429 | { "glob", FcElementGlob }, |
| 430 | { "pattern", FcElementPattern }, |
| 431 | { "patelt", FcElementPatelt }, |
| 432 | |
| 433 | { "test", FcElementTest }, |
| 434 | { "edit", FcElementEdit }, |
| 435 | { "int", FcElementInt }, |
| 436 | { "double", FcElementDouble }, |
| 437 | { "string", FcElementString }, |
| 438 | { "matrix", FcElementMatrix }, |
| 439 | { "range", FcElementRange }, |
| 440 | { "bool", FcElementBool }, |
| 441 | { "charset", FcElementCharSet }, |
| 442 | { "langset", FcElementLangSet }, |
| 443 | { "name", FcElementName }, |
| 444 | { "const", FcElementConst }, |
| 445 | { "or", FcElementOr }, |
| 446 | { "and", FcElementAnd }, |
| 447 | { "eq", FcElementEq }, |
| 448 | { "not_eq", FcElementNotEq }, |
| 449 | { "less", FcElementLess }, |
| 450 | { "less_eq", FcElementLessEq }, |
| 451 | { "more", FcElementMore }, |
| 452 | { "more_eq", FcElementMoreEq }, |
| 453 | { "contains", FcElementContains }, |
| 454 | { "not_contains", FcElementNotContains }, |
| 455 | { "plus", FcElementPlus }, |
| 456 | { "minus", FcElementMinus }, |
| 457 | { "times", FcElementTimes }, |
| 458 | { "divide", FcElementDivide }, |
| 459 | { "not", FcElementNot }, |
| 460 | { "if", FcElementIf }, |
| 461 | { "floor", FcElementFloor }, |
| 462 | { "ceil", FcElementCeil }, |
| 463 | { "round", FcElementRound }, |
| 464 | { "trunc", FcElementTrunc }, |
| 465 | }; |
| 466 | #define NUM_ELEMENT_MAPS(int) (sizeof fcElementMap / sizeof fcElementMap[0]) (int) (sizeof fcElementMap / sizeof fcElementMap[0]) |
| 467 | |
| 468 | static FcElement |
| 469 | FcElementMap (const XML_Char *name) |
| 470 | { |
| 471 | |
| 472 | int i; |
| 473 | for (i = 0; i < NUM_ELEMENT_MAPS(int) (sizeof fcElementMap / sizeof fcElementMap[0]); i++) |
| 474 | if (!strcmp ((char *) name, fcElementMap[i].name)) |
| 475 | return fcElementMap[i].element; |
| 476 | return FcElementUnknown; |
| 477 | } |
| 478 | |
| 479 | typedef struct _FcPStack { |
| 480 | struct _FcPStack *prev; |
| 481 | FcElement element; |
| 482 | FcChar8 **attr; |
| 483 | FcStrBuf str; |
| 484 | FcChar8 *attr_buf_static[16]; |
| 485 | } FcPStack; |
| 486 | |
| 487 | typedef enum _FcVStackTag { |
| 488 | FcVStackNone, |
| 489 | |
| 490 | FcVStackString, |
| 491 | FcVStackFamily, |
| 492 | FcVStackConstant, |
| 493 | FcVStackGlob, |
| 494 | FcVStackName, |
| 495 | FcVStackPattern, |
| 496 | |
| 497 | FcVStackPrefer, |
| 498 | FcVStackAccept, |
| 499 | FcVStackDefault, |
| 500 | |
| 501 | FcVStackInteger, |
| 502 | FcVStackDouble, |
| 503 | FcVStackMatrix, |
| 504 | FcVStackRange, |
| 505 | FcVStackBool, |
| 506 | FcVStackCharSet, |
| 507 | FcVStackLangSet, |
| 508 | |
| 509 | FcVStackTest, |
| 510 | FcVStackExpr, |
| 511 | FcVStackEdit |
| 512 | } FcVStackTag; |
| 513 | |
| 514 | typedef struct _FcVStack { |
| 515 | struct _FcVStack *prev; |
| 516 | FcPStack *pstack; /* related parse element */ |
| 517 | FcVStackTag tag; |
| 518 | union { |
| 519 | FcChar8 *string; |
| 520 | |
| 521 | int integer; |
| 522 | double _double; |
| 523 | FcExprMatrix *matrix; |
| 524 | FcRange *range; |
| 525 | FcBool bool_; |
| 526 | FcCharSet *charset; |
| 527 | FcLangSet *langset; |
| 528 | FcExprName name; |
| 529 | |
| 530 | FcTest *test; |
| 531 | FcQual qual; |
| 532 | FcOp op; |
| 533 | FcExpr *expr; |
| 534 | FcEdit *edit; |
| 535 | |
| 536 | FcPattern *pattern; |
| 537 | } u; |
| 538 | } FcVStack; |
| 539 | |
| 540 | typedef struct _FcConfigParse { |
| 541 | FcPStack *pstack; |
| 542 | FcVStack *vstack; |
| 543 | FcBool error; |
| 544 | const FcChar8 *name; |
| 545 | FcConfig *config; |
| 546 | XML_Parser parser; |
| 547 | unsigned int pstack_static_used; |
| 548 | FcPStack pstack_static[8]; |
| 549 | unsigned int vstack_static_used; |
| 550 | FcVStack vstack_static[64]; |
| 551 | } FcConfigParse; |
| 552 | |
| 553 | typedef enum _FcConfigSeverity { |
| 554 | FcSevereInfo, FcSevereWarning, FcSevereError |
| 555 | } FcConfigSeverity; |
| 556 | |
| 557 | static void |
| 558 | FcConfigMessage (FcConfigParse *parse, FcConfigSeverity severe, const char *fmt, ...) |
| 559 | { |
| 560 | const char *s = "unknown"; |
| 561 | va_list args; |
| 562 | |
| 563 | va_start (args, fmt)__builtin_va_start(args, fmt); |
| 564 | |
| 565 | switch (severe) { |
| 566 | case FcSevereInfo: s = "info"; break; |
| 567 | case FcSevereWarning: s = "warning"; break; |
| 568 | case FcSevereError: s = "error"; break; |
| 569 | } |
| 570 | if (parse) |
| 571 | { |
| 572 | if (parse->name) |
| 573 | fprintf (stderr__stderrp, "Fontconfig %s: \"%s\", line %d: ", s, |
| 574 | parse->name, (int)XML_GetCurrentLineNumber (parse->parser)); |
| 575 | else |
| 576 | fprintf (stderr__stderrp, "Fontconfig %s: line %d: ", s, |
| 577 | (int)XML_GetCurrentLineNumber (parse->parser)); |
| 578 | if (severe >= FcSevereError) |
| 579 | parse->error = FcTrue1; |
| 580 | } |
| 581 | else |
| 582 | fprintf (stderr__stderrp, "Fontconfig %s: ", s); |
| 583 | vfprintf (stderr__stderrp, fmt, args); |
| 584 | fprintf (stderr__stderrp, "\n"); |
| 585 | va_end (args)__builtin_va_end(args); |
| 586 | } |
| 587 | |
| 588 | |
| 589 | static FcExpr * |
| 590 | FcPopExpr (FcConfigParse *parse); |
| 591 | |
| 592 | |
| 593 | static const char * |
| 594 | FcTypeName (FcType type) |
| 595 | { |
| 596 | switch (type) { |
| 597 | case FcTypeVoid: |
| 598 | return "void"; |
| 599 | case FcTypeInteger: |
| 600 | case FcTypeDouble: |
| 601 | return "number"; |
| 602 | case FcTypeString: |
| 603 | return "string"; |
| 604 | case FcTypeBool: |
| 605 | return "bool"; |
| 606 | case FcTypeMatrix: |
| 607 | return "matrix"; |
| 608 | case FcTypeCharSet: |
| 609 | return "charset"; |
| 610 | case FcTypeFTFace: |
| 611 | return "FT_Face"; |
| 612 | case FcTypeLangSet: |
| 613 | return "langset"; |
| 614 | case FcTypeRange: |
| 615 | return "range"; |
| 616 | case FcTypeUnknown: |
| 617 | default: |
| 618 | return "unknown"; |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | static void |
| 623 | FcTypecheckValue (FcConfigParse *parse, FcType value, FcType type) |
| 624 | { |
| 625 | if (value == FcTypeInteger) |
| 626 | value = FcTypeDouble; |
| 627 | if (type == FcTypeInteger) |
| 628 | type = FcTypeDouble; |
| 629 | if (value != type) |
| 630 | { |
| 631 | if ((value == FcTypeLangSet && type == FcTypeString) || |
| 632 | (value == FcTypeString && type == FcTypeLangSet) || |
| 633 | (value == FcTypeInteger && type == FcTypeRange) || |
| 634 | (value == FcTypeDouble && type == FcTypeRange)) |
| 635 | return; |
| 636 | if (type == FcTypeUnknown) |
| 637 | return; |
| 638 | /* It's perfectly fine to use user-define elements in expressions, |
| 639 | * so don't warn in that case. */ |
| 640 | if (value == FcTypeUnknown) |
| 641 | return; |
| 642 | FcConfigMessage (parse, FcSevereWarning, "saw %s, expected %s", |
| 643 | FcTypeName (value), FcTypeName (type)); |
| 644 | } |
| 645 | } |
| 646 | |
| 647 | static void |
| 648 | FcTypecheckExpr (FcConfigParse *parse, FcExpr *expr, FcType type) |
| 649 | { |
| 650 | const FcObjectType *o; |
| 651 | const FcConstant *c; |
| 652 | |
| 653 | /* If parsing the expression failed, some nodes may be NULL */ |
| 654 | if (!expr) |
| 655 | return; |
| 656 | |
| 657 | switch (FC_OP_GET_OP (expr->op)((expr->op) & 0xffff)) { |
| 658 | case FcOpInteger: |
| 659 | case FcOpDouble: |
| 660 | FcTypecheckValue (parse, FcTypeDouble, type); |
| 661 | break; |
| 662 | case FcOpString: |
| 663 | FcTypecheckValue (parse, FcTypeString, type); |
| 664 | break; |
| 665 | case FcOpMatrix: |
| 666 | FcTypecheckValue (parse, FcTypeMatrix, type); |
| 667 | break; |
| 668 | case FcOpBool: |
| 669 | FcTypecheckValue (parse, FcTypeBool, type); |
| 670 | break; |
| 671 | case FcOpCharSet: |
| 672 | FcTypecheckValue (parse, FcTypeCharSet, type); |
| 673 | break; |
| 674 | case FcOpLangSet: |
| 675 | FcTypecheckValue (parse, FcTypeLangSet, type); |
| 676 | break; |
| 677 | case FcOpRange: |
| 678 | FcTypecheckValue (parse, FcTypeRange, type); |
| 679 | break; |
| 680 | case FcOpNil: |
| 681 | break; |
| 682 | case FcOpField: |
| 683 | o = FcNameGetObjectType (FcObjectName (expr->u.name.object)); |
| 684 | if (o) |
| 685 | FcTypecheckValue (parse, o->type, type); |
| 686 | break; |
| 687 | case FcOpConst: |
| 688 | c = FcNameGetConstant (expr->u.constant); |
| 689 | if (c) |
| 690 | { |
| 691 | o = FcNameGetObjectType (c->object); |
| 692 | if (o) |
| 693 | FcTypecheckValue (parse, o->type, type); |
| 694 | } |
| 695 | else |
| 696 | FcConfigMessage (parse, FcSevereWarning, |
| 697 | "invalid constant used : %s", |
| 698 | expr->u.constant); |
| 699 | break; |
| 700 | case FcOpQuest: |
| 701 | FcTypecheckExpr (parse, expr->u.tree.left, FcTypeBool); |
| 702 | FcTypecheckExpr (parse, expr->u.tree.right->u.tree.left, type); |
| 703 | FcTypecheckExpr (parse, expr->u.tree.right->u.tree.right, type); |
| 704 | break; |
| 705 | case FcOpAssign: |
| 706 | case FcOpAssignReplace: |
| 707 | break; |
| 708 | case FcOpEqual: |
| 709 | case FcOpNotEqual: |
| 710 | case FcOpLess: |
| 711 | case FcOpLessEqual: |
| 712 | case FcOpMore: |
| 713 | case FcOpMoreEqual: |
| 714 | case FcOpContains: |
| 715 | case FcOpNotContains: |
| 716 | case FcOpListing: |
| 717 | FcTypecheckValue (parse, FcTypeBool, type); |
| 718 | break; |
| 719 | case FcOpComma: |
| 720 | case FcOpOr: |
| 721 | case FcOpAnd: |
| 722 | case FcOpPlus: |
| 723 | case FcOpMinus: |
| 724 | case FcOpTimes: |
| 725 | case FcOpDivide: |
| 726 | FcTypecheckExpr (parse, expr->u.tree.left, type); |
| 727 | FcTypecheckExpr (parse, expr->u.tree.right, type); |
| 728 | break; |
| 729 | case FcOpNot: |
| 730 | FcTypecheckValue (parse, FcTypeBool, type); |
| 731 | FcTypecheckExpr (parse, expr->u.tree.left, FcTypeBool); |
| 732 | break; |
| 733 | case FcOpFloor: |
| 734 | case FcOpCeil: |
| 735 | case FcOpRound: |
| 736 | case FcOpTrunc: |
| 737 | FcTypecheckValue (parse, FcTypeDouble, type); |
| 738 | FcTypecheckExpr (parse, expr->u.tree.left, FcTypeDouble); |
| 739 | break; |
| 740 | default: |
| 741 | break; |
| 742 | } |
| 743 | } |
| 744 | |
| 745 | static FcTest * |
| 746 | FcTestCreate (FcConfigParse *parse, |
| 747 | FcMatchKind kind, |
| 748 | FcQual qual, |
| 749 | const FcChar8 *field, |
| 750 | unsigned int compare, |
| 751 | FcExpr *expr) |
| 752 | { |
| 753 | FcTest *test = (FcTest *) malloc (sizeof (FcTest)); |
| 754 | |
| 755 | if (test) |
| 756 | { |
| 757 | const FcObjectType *o; |
| 758 | |
| 759 | test->kind = kind; |
| 760 | test->qual = qual; |
| 761 | test->object = FcObjectFromName ((const char *) field); |
| 762 | test->op = compare; |
| 763 | test->expr = expr; |
| 764 | o = FcNameGetObjectType (FcObjectName (test->object)); |
| 765 | if (o) |
| 766 | FcTypecheckExpr (parse, expr, o->type); |
| 767 | } |
| 768 | return test; |
| 769 | } |
| 770 | |
| 771 | static FcEdit * |
| 772 | FcEditCreate (FcConfigParse *parse, |
| 773 | FcObject object, |
| 774 | FcOp op, |
| 775 | FcExpr *expr, |
| 776 | FcValueBinding binding) |
| 777 | { |
| 778 | FcEdit *e = (FcEdit *) malloc (sizeof (FcEdit)); |
| 779 | |
| 780 | if (e) |
| 781 | { |
| 782 | const FcObjectType *o; |
| 783 | |
| 784 | e->object = object; |
| 785 | e->op = op; |
| 786 | e->expr = expr; |
| 787 | e->binding = binding; |
| 788 | o = FcNameGetObjectType (FcObjectName (e->object)); |
| 789 | if (o) |
| 790 | FcTypecheckExpr (parse, expr, o->type); |
| 791 | } |
| 792 | return e; |
| 793 | } |
| 794 | |
| 795 | static FcRule * |
| 796 | FcRuleCreate (FcRuleType type, |
| 797 | void *p) |
| 798 | { |
| 799 | FcRule *r = (FcRule *) malloc (sizeof (FcRule)); |
| 800 | |
| 801 | if (!r) |
| 802 | return NULL((void*)0); |
| 803 | |
| 804 | r->next = NULL((void*)0); |
| 805 | r->type = type; |
| 806 | switch (type) |
| 807 | { |
| 808 | case FcRuleTest: |
| 809 | r->u.test = (FcTest *) p; |
| 810 | break; |
| 811 | case FcRuleEdit: |
| 812 | r->u.edit = (FcEdit *) p; |
| 813 | break; |
| 814 | case FcRuleUnknown: |
| 815 | default: |
| 816 | free (r); |
| 817 | r = NULL((void*)0); |
| 818 | break; |
| 819 | } |
| 820 | |
| 821 | return r; |
| 822 | } |
| 823 | |
| 824 | static FcVStack * |
| 825 | FcVStackCreateAndPush (FcConfigParse *parse) |
| 826 | { |
| 827 | FcVStack *new; |
| 828 | |
| 829 | if (parse->vstack_static_used < sizeof (parse->vstack_static) / sizeof (parse->vstack_static[0])) |
| 830 | new = &parse->vstack_static[parse->vstack_static_used++]; |
| 831 | else |
| 832 | { |
| 833 | new = malloc (sizeof (FcVStack)); |
| 834 | if (!new) |
| 835 | return 0; |
| 836 | } |
| 837 | new->tag = FcVStackNone; |
| 838 | new->prev = 0; |
| 839 | |
| 840 | new->prev = parse->vstack; |
| 841 | new->pstack = parse->pstack ? parse->pstack->prev : 0; |
| 842 | parse->vstack = new; |
| 843 | |
| 844 | return new; |
| 845 | } |
| 846 | |
| 847 | static FcBool |
| 848 | FcVStackPushString (FcConfigParse *parse, FcVStackTag tag, FcChar8 *string) |
| 849 | { |
| 850 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 851 | if (!vstack) |
| 852 | return FcFalse0; |
| 853 | vstack->u.string = string; |
| 854 | vstack->tag = tag; |
| 855 | return FcTrue1; |
| 856 | } |
| 857 | |
| 858 | static FcBool |
| 859 | FcVStackPushInteger (FcConfigParse *parse, int integer) |
| 860 | { |
| 861 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 862 | if (!vstack) |
| 863 | return FcFalse0; |
| 864 | vstack->u.integer = integer; |
| 865 | vstack->tag = FcVStackInteger; |
| 866 | return FcTrue1; |
| 867 | } |
| 868 | |
| 869 | static FcBool |
| 870 | FcVStackPushDouble (FcConfigParse *parse, double _double) |
| 871 | { |
| 872 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 873 | if (!vstack) |
| 874 | return FcFalse0; |
| 875 | vstack->u._double = _double; |
| 876 | vstack->tag = FcVStackDouble; |
| 877 | return FcTrue1; |
| 878 | } |
| 879 | |
| 880 | static FcBool |
| 881 | FcVStackPushMatrix (FcConfigParse *parse, FcExprMatrix *matrix) |
| 882 | { |
| 883 | FcVStack *vstack; |
| 884 | vstack = FcVStackCreateAndPush (parse); |
| 885 | if (!vstack) |
| 886 | return FcFalse0; |
| 887 | vstack->u.matrix = FcExprMatrixCopyShallow (matrix); |
| 888 | vstack->tag = FcVStackMatrix; |
| 889 | return FcTrue1; |
| 890 | } |
| 891 | |
| 892 | static FcBool |
| 893 | FcVStackPushRange (FcConfigParse *parse, FcRange *range) |
| 894 | { |
| 895 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 896 | if (!vstack) |
| 897 | return FcFalse0; |
| 898 | vstack->u.range = range; |
| 899 | vstack->tag = FcVStackRange; |
| 900 | return FcTrue1; |
| 901 | } |
| 902 | |
| 903 | static FcBool |
| 904 | FcVStackPushBool (FcConfigParse *parse, FcBool bool_) |
| 905 | { |
| 906 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 907 | if (!vstack) |
| 908 | return FcFalse0; |
| 909 | vstack->u.bool_ = bool_; |
| 910 | vstack->tag = FcVStackBool; |
| 911 | return FcTrue1; |
| 912 | } |
| 913 | |
| 914 | static FcBool |
| 915 | FcVStackPushCharSet (FcConfigParse *parse, FcCharSet *charset) |
| 916 | { |
| 917 | FcVStack *vstack; |
| 918 | if (!charset) |
| 919 | return FcFalse0; |
| 920 | vstack = FcVStackCreateAndPush (parse); |
| 921 | if (!vstack) |
| 922 | return FcFalse0; |
| 923 | vstack->u.charset = charset; |
| 924 | vstack->tag = FcVStackCharSet; |
| 925 | return FcTrue1; |
| 926 | } |
| 927 | |
| 928 | static FcBool |
| 929 | FcVStackPushLangSet (FcConfigParse *parse, FcLangSet *langset) |
| 930 | { |
| 931 | FcVStack *vstack; |
| 932 | if (!langset) |
| 933 | return FcFalse0; |
| 934 | vstack = FcVStackCreateAndPush (parse); |
| 935 | if (!vstack) |
| 936 | return FcFalse0; |
| 937 | vstack->u.langset = langset; |
| 938 | vstack->tag = FcVStackLangSet; |
| 939 | return FcTrue1; |
| 940 | } |
| 941 | |
| 942 | static FcBool |
| 943 | FcVStackPushName (FcConfigParse *parse, FcMatchKind kind, FcObject object) |
| 944 | { |
| 945 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 946 | if (!vstack) |
| 947 | return FcFalse0; |
| 948 | vstack->u.name.object = object; |
| 949 | vstack->u.name.kind = kind; |
| 950 | vstack->tag = FcVStackName; |
| 951 | return FcTrue1; |
| 952 | } |
| 953 | |
| 954 | static FcBool |
| 955 | FcVStackPushTest (FcConfigParse *parse, FcTest *test) |
| 956 | { |
| 957 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 958 | if (!vstack) |
| 959 | return FcFalse0; |
| 960 | vstack->u.test = test; |
| 961 | vstack->tag = FcVStackTest; |
| 962 | return FcTrue1; |
| 963 | } |
| 964 | |
| 965 | static FcBool |
| 966 | FcVStackPushExpr (FcConfigParse *parse, FcVStackTag tag, FcExpr *expr) |
| 967 | { |
| 968 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 969 | if (!vstack) |
| 970 | return FcFalse0; |
| 971 | vstack->u.expr = expr; |
| 972 | vstack->tag = tag; |
| 973 | return FcTrue1; |
| 974 | } |
| 975 | |
| 976 | static FcBool |
| 977 | FcVStackPushEdit (FcConfigParse *parse, FcEdit *edit) |
| 978 | { |
| 979 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 980 | if (!vstack) |
| 981 | return FcFalse0; |
| 982 | vstack->u.edit = edit; |
| 983 | vstack->tag = FcVStackEdit; |
| 984 | return FcTrue1; |
| 985 | } |
| 986 | |
| 987 | static FcBool |
| 988 | FcVStackPushPattern (FcConfigParse *parse, FcPattern *pattern) |
| 989 | { |
| 990 | FcVStack *vstack = FcVStackCreateAndPush (parse); |
| 991 | if (!vstack) |
| 992 | return FcFalse0; |
| 993 | vstack->u.pattern = pattern; |
| 994 | vstack->tag = FcVStackPattern; |
| 995 | return FcTrue1; |
| 996 | } |
| 997 | |
| 998 | static FcVStack * |
| 999 | FcVStackFetch (FcConfigParse *parse, int off) |
| 1000 | { |
| 1001 | FcVStack *vstack; |
| 1002 | |
| 1003 | for (vstack = parse->vstack; vstack && off-- > 0; vstack = vstack->prev); |
| 1004 | return vstack; |
| 1005 | } |
| 1006 | |
| 1007 | static FcVStack * |
| 1008 | FcVStackPeek (FcConfigParse *parse) |
| 1009 | { |
| 1010 | FcVStack *vstack = parse->vstack; |
| 1011 | |
| 1012 | return vstack && vstack->pstack == parse->pstack ? vstack : 0; |
| 1013 | } |
| 1014 | |
| 1015 | static void |
| 1016 | FcVStackPopAndDestroy (FcConfigParse *parse) |
| 1017 | { |
| 1018 | FcVStack *vstack = parse->vstack; |
| 1019 | |
| 1020 | if (!vstack || vstack->pstack != parse->pstack) |
| 1021 | return; |
| 1022 | |
| 1023 | parse->vstack = vstack->prev; |
| 1024 | |
| 1025 | switch (vstack->tag) { |
| 1026 | case FcVStackNone: |
| 1027 | break; |
| 1028 | case FcVStackName: |
| 1029 | break; |
| 1030 | case FcVStackFamily: |
| 1031 | break; |
| 1032 | case FcVStackString: |
| 1033 | case FcVStackConstant: |
| 1034 | case FcVStackGlob: |
| 1035 | FcStrFree (vstack->u.string); |
| 1036 | break; |
| 1037 | case FcVStackPattern: |
| 1038 | FcPatternDestroy (vstack->u.pattern); |
| 1039 | break; |
| 1040 | case FcVStackInteger: |
| 1041 | case FcVStackDouble: |
| 1042 | break; |
| 1043 | case FcVStackMatrix: |
| 1044 | FcExprMatrixFreeShallow (vstack->u.matrix); |
| 1045 | break; |
| 1046 | case FcVStackBool: |
| 1047 | break; |
| 1048 | case FcVStackRange: |
| 1049 | FcRangeDestroy (vstack->u.range); |
| 1050 | break; |
| 1051 | case FcVStackCharSet: |
| 1052 | FcCharSetDestroy (vstack->u.charset); |
| 1053 | break; |
| 1054 | case FcVStackLangSet: |
| 1055 | FcLangSetDestroy (vstack->u.langset); |
| 1056 | break; |
| 1057 | case FcVStackTest: |
| 1058 | FcTestDestroy (vstack->u.test); |
| 1059 | break; |
| 1060 | case FcVStackExpr: |
| 1061 | case FcVStackPrefer: |
| 1062 | case FcVStackAccept: |
| 1063 | case FcVStackDefault: |
| 1064 | FcExprDestroy (vstack->u.expr); |
| 1065 | break; |
| 1066 | case FcVStackEdit: |
| 1067 | FcEditDestroy (vstack->u.edit); |
| 1068 | break; |
| 1069 | } |
| 1070 | |
| 1071 | if (vstack == &parse->vstack_static[parse->vstack_static_used - 1]) |
| 1072 | parse->vstack_static_used--; |
| 1073 | else |
| 1074 | free (vstack); |
| 1075 | } |
| 1076 | |
| 1077 | static void |
| 1078 | FcVStackClear (FcConfigParse *parse) |
| 1079 | { |
| 1080 | while (FcVStackPeek (parse)) |
| 1081 | FcVStackPopAndDestroy (parse); |
| 1082 | } |
| 1083 | |
| 1084 | static int |
| 1085 | FcVStackElements (FcConfigParse *parse) |
| 1086 | { |
| 1087 | int h = 0; |
| 1088 | FcVStack *vstack = parse->vstack; |
| 1089 | while (vstack && vstack->pstack == parse->pstack) |
| 1090 | { |
| 1091 | h++; |
| 1092 | vstack = vstack->prev; |
| 1093 | } |
| 1094 | return h; |
| 1095 | } |
| 1096 | |
| 1097 | static FcChar8 ** |
| 1098 | FcConfigSaveAttr (const XML_Char **attr, FcChar8 **buf, int size_bytes) |
| 1099 | { |
| 1100 | int slen; |
| 1101 | int i; |
| 1102 | FcChar8 **new; |
| 1103 | FcChar8 *s; |
| 1104 | |
| 1105 | if (!attr) |
| 1106 | return 0; |
| 1107 | slen = 0; |
| 1108 | for (i = 0; attr[i]; i++) |
| 1109 | slen += strlen ((char *) attr[i]) + 1; |
| 1110 | if (i == 0) |
| 1111 | return 0; |
| 1112 | slen += (i + 1) * sizeof (FcChar8 *); |
| 1113 | if (slen <= size_bytes) |
| 1114 | new = buf; |
| 1115 | else |
| 1116 | { |
| 1117 | new = malloc (slen); |
| 1118 | if (!new) |
| 1119 | { |
| 1120 | FcConfigMessage (0, FcSevereError, "out of memory"); |
| 1121 | return 0; |
| 1122 | } |
| 1123 | } |
| 1124 | s = (FcChar8 *) (new + (i + 1)); |
| 1125 | for (i = 0; attr[i]; i++) |
| 1126 | { |
| 1127 | new[i] = s; |
| 1128 | strcpy ((char *) s, (char *) attr[i])__builtin___strcpy_chk ((char *) s, (char *) attr[i], __builtin_object_size ((char *) s, 2 > 1 ? 1 : 0)); |
| 1129 | s += strlen ((char *) s) + 1; |
| 1130 | } |
| 1131 | new[i] = 0; |
| 1132 | return new; |
| 1133 | } |
| 1134 | |
| 1135 | static FcBool |
| 1136 | FcPStackPush (FcConfigParse *parse, FcElement element, const XML_Char **attr) |
| 1137 | { |
| 1138 | FcPStack *new; |
| 1139 | |
| 1140 | if (parse->pstack_static_used < sizeof (parse->pstack_static) / sizeof (parse->pstack_static[0])) |
| 1141 | new = &parse->pstack_static[parse->pstack_static_used++]; |
| 1142 | else |
| 1143 | { |
| 1144 | new = malloc (sizeof (FcPStack)); |
| 1145 | if (!new) |
| 1146 | return FcFalse0; |
| 1147 | } |
| 1148 | |
| 1149 | new->prev = parse->pstack; |
| 1150 | new->element = element; |
| 1151 | new->attr = FcConfigSaveAttr (attr, new->attr_buf_static, sizeof (new->attr_buf_static)); |
| 1152 | FcStrBufInit (&new->str, 0, 0); |
| 1153 | parse->pstack = new; |
| 1154 | return FcTrue1; |
| 1155 | } |
| 1156 | |
| 1157 | static FcBool |
| 1158 | FcPStackPop (FcConfigParse *parse) |
| 1159 | { |
| 1160 | FcPStack *old; |
| 1161 | |
| 1162 | if (!parse->pstack) |
| 1163 | { |
| 1164 | FcConfigMessage (parse, FcSevereError, "mismatching element"); |
| 1165 | return FcFalse0; |
| 1166 | } |
| 1167 | |
| 1168 | if (parse->pstack->attr) |
| 1169 | { |
| 1170 | /* Warn about unused attrs. */ |
| 1171 | FcChar8 **attrs = parse->pstack->attr; |
| 1172 | while (*attrs) |
| 1173 | { |
| 1174 | if (attrs[0][0]) |
| 1175 | { |
| 1176 | FcConfigMessage (parse, FcSevereError, "invalid attribute '%s'", attrs[0]); |
| 1177 | } |
| 1178 | attrs += 2; |
| 1179 | } |
| 1180 | } |
| 1181 | |
| 1182 | FcVStackClear (parse); |
| 1183 | old = parse->pstack; |
| 1184 | parse->pstack = old->prev; |
| 1185 | FcStrBufDestroy (&old->str); |
| 1186 | |
| 1187 | if (old->attr && old->attr != old->attr_buf_static) |
| 1188 | free (old->attr); |
| 1189 | |
| 1190 | if (old == &parse->pstack_static[parse->pstack_static_used - 1]) |
| 1191 | parse->pstack_static_used--; |
| 1192 | else |
| 1193 | free (old); |
| 1194 | return FcTrue1; |
| 1195 | } |
| 1196 | |
| 1197 | static FcBool |
| 1198 | FcConfigParseInit (FcConfigParse *parse, const FcChar8 *name, FcConfig *config, XML_Parser parser) |
| 1199 | { |
| 1200 | parse->pstack = 0; |
| 1201 | parse->pstack_static_used = 0; |
| 1202 | parse->vstack = 0; |
| 1203 | parse->vstack_static_used = 0; |
| 1204 | parse->error = FcFalse0; |
| 1205 | parse->name = name; |
| 1206 | parse->config = config; |
| 1207 | parse->parser = parser; |
| 1208 | return FcTrue1; |
| 1209 | } |
| 1210 | |
| 1211 | static void |
| 1212 | FcConfigCleanup (FcConfigParse *parse) |
| 1213 | { |
| 1214 | while (parse->pstack) |
| 1215 | FcPStackPop (parse); |
| 1216 | } |
| 1217 | |
| 1218 | static const FcChar8 * |
| 1219 | FcConfigGetAttribute (FcConfigParse *parse, const char *attr) |
| 1220 | { |
| 1221 | FcChar8 **attrs; |
| 1222 | if (!parse->pstack) |
| 1223 | return 0; |
| 1224 | |
| 1225 | attrs = parse->pstack->attr; |
| 1226 | if (!attrs) |
| 1227 | return 0; |
| 1228 | |
| 1229 | while (*attrs) |
| 1230 | { |
| 1231 | if (!strcmp ((char *) *attrs, attr)) |
| 1232 | { |
| 1233 | attrs[0][0] = '\0'; /* Mark as used. */ |
| 1234 | return attrs[1]; |
| 1235 | } |
| 1236 | attrs += 2; |
| 1237 | } |
| 1238 | return 0; |
| 1239 | } |
| 1240 | |
| 1241 | static void |
| 1242 | FcStartElement(void *userData, const XML_Char *name, const XML_Char **attr) |
| 1243 | { |
| 1244 | FcConfigParse *parse = userData; |
| 1245 | FcElement element; |
| 1246 | |
| 1247 | element = FcElementMap (name); |
| 1248 | if (element == FcElementUnknown) |
| 1249 | FcConfigMessage (parse, FcSevereWarning, "unknown element \"%s\"", name); |
| 1250 | |
| 1251 | if (!FcPStackPush (parse, element, attr)) |
| 1252 | { |
| 1253 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1254 | return; |
| 1255 | } |
| 1256 | return; |
| 1257 | } |
| 1258 | |
| 1259 | static void |
| 1260 | FcParseBlank (FcConfigParse *parse) |
| 1261 | { |
| 1262 | int n = FcVStackElements (parse); |
| 1263 | #if 0 |
| 1264 | FcChar32 i, begin, end; |
| 1265 | #endif |
| 1266 | |
| 1267 | FcConfigMessage (parse, FcSevereWarning, "blank doesn't take any effect anymore. please remove it from your fonts.conf"); |
| 1268 | while (n-- > 0) |
| 1269 | { |
| 1270 | FcVStack *v = FcVStackFetch (parse, n); |
| 1271 | if (!parse->config->blanks) |
| 1272 | { |
| 1273 | parse->config->blanks = FcBlanksCreate (); |
| 1274 | if (!parse->config->blanks) |
| 1275 | goto bail; |
| 1276 | } |
| 1277 | switch ((int) v->tag) { |
| 1278 | case FcVStackInteger: |
| 1279 | #if 0 |
| 1280 | if (!FcBlanksAdd (parse->config->blanks, v->u.integer)) |
| 1281 | goto bail; |
| 1282 | break; |
| 1283 | #endif |
| 1284 | case FcVStackRange: |
| 1285 | #if 0 |
| 1286 | begin = (FcChar32) v->u.range->begin; |
| 1287 | end = (FcChar32) v->u.range->end; |
| 1288 | if (begin <= end) |
| 1289 | { |
| 1290 | for (i = begin; i <= end; i++) |
| 1291 | { |
| 1292 | if (!FcBlanksAdd (parse->config->blanks, i)) |
| 1293 | goto bail; |
| 1294 | } |
| 1295 | } |
| 1296 | #endif |
| 1297 | break; |
| 1298 | default: |
| 1299 | FcConfigMessage (parse, FcSevereError, "invalid element in blank"); |
| 1300 | break; |
| 1301 | } |
| 1302 | } |
| 1303 | return; |
| 1304 | bail: |
| 1305 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1306 | } |
| 1307 | |
| 1308 | static void |
| 1309 | FcParseRescan (FcConfigParse *parse) |
| 1310 | { |
| 1311 | int n = FcVStackElements (parse); |
| 1312 | while (n-- > 0) |
| 1313 | { |
| 1314 | FcVStack *v = FcVStackFetch (parse, n); |
| 1315 | if (v->tag != FcVStackInteger) |
| 1316 | FcConfigMessage (parse, FcSevereWarning, "non-integer rescan"); |
| 1317 | else |
| 1318 | parse->config->rescanInterval = v->u.integer; |
| 1319 | } |
| 1320 | } |
| 1321 | |
| 1322 | static void |
| 1323 | FcParseInt (FcConfigParse *parse) |
| 1324 | { |
| 1325 | FcChar8 *s, *end; |
| 1326 | int l; |
| 1327 | |
| 1328 | if (!parse->pstack) |
| 1329 | return; |
| 1330 | s = FcStrBufDoneStatic (&parse->pstack->str); |
| 1331 | if (!s) |
| 1332 | { |
| 1333 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1334 | return; |
| 1335 | } |
| 1336 | end = 0; |
| 1337 | l = (int) strtol ((char *) s, (char **)&end, 0); |
| 1338 | if (end != s + strlen ((char *) s)) |
| 1339 | FcConfigMessage (parse, FcSevereError, "\"%s\": not a valid integer", s); |
| 1340 | else |
| 1341 | FcVStackPushInteger (parse, l); |
| 1342 | FcStrBufDestroy (&parse->pstack->str); |
| 1343 | } |
| 1344 | |
| 1345 | /* |
| 1346 | * idea copied from glib g_ascii_strtod with |
| 1347 | * permission of the author (Alexander Larsson) |
| 1348 | */ |
| 1349 | |
| 1350 | #include <locale.h> |
| 1351 | |
| 1352 | static double |
| 1353 | FcStrtod (char *s, char **end) |
| 1354 | { |
| 1355 | #ifndef __BIONIC__ |
| 1356 | struct lconv *locale_data; |
| 1357 | #endif |
| 1358 | const char *decimal_point; |
| 1359 | int dlen; |
| 1360 | char *dot; |
| 1361 | double v; |
| 1362 | |
| 1363 | /* |
| 1364 | * Have to swap the decimal point to match the current locale |
| 1365 | * if that locale doesn't use 0x2e |
| 1366 | */ |
| 1367 | #ifndef __BIONIC__ |
| 1368 | locale_data = localeconv (); |
| 1369 | decimal_point = locale_data->decimal_point; |
| 1370 | dlen = strlen (decimal_point); |
| 1371 | #else |
| 1372 | decimal_point = "."; |
| 1373 | dlen = 1; |
| 1374 | #endif |
| 1375 | |
| 1376 | if ((dot = strchr (s, 0x2e)) && |
| 1377 | (decimal_point[0] != 0x2e || |
| 1378 | decimal_point[1] != 0)) |
| 1379 | { |
| 1380 | char buf[128]; |
| 1381 | int slen = strlen (s); |
| 1382 | |
| 1383 | if (slen + dlen > (int) sizeof (buf)) |
| 1384 | { |
| 1385 | if (end) |
| 1386 | *end = s; |
| 1387 | v = 0; |
| 1388 | } |
| 1389 | else |
| 1390 | { |
| 1391 | char *buf_end; |
| 1392 | /* mantissa */ |
| 1393 | strncpy (buf, s, dot - s)__builtin___strncpy_chk (buf, s, dot - s, __builtin_object_size (buf, 2 > 1 ? 1 : 0)); |
| 1394 | /* decimal point */ |
| 1395 | strcpy (buf + (dot - s), decimal_point)__builtin___strcpy_chk (buf + (dot - s), decimal_point, __builtin_object_size (buf + (dot - s), 2 > 1 ? 1 : 0)); |
| 1396 | /* rest of number */ |
| 1397 | strcpy (buf + (dot - s) + dlen, dot + 1)__builtin___strcpy_chk (buf + (dot - s) + dlen, dot + 1, __builtin_object_size (buf + (dot - s) + dlen, 2 > 1 ? 1 : 0)); |
| 1398 | buf_end = 0; |
| 1399 | v = strtod (buf, &buf_end); |
| 1400 | if (buf_end) { |
| 1401 | buf_end = s + (buf_end - buf); |
| 1402 | if (buf_end > dot) |
| 1403 | buf_end -= dlen - 1; |
| 1404 | } |
| 1405 | if (end) |
| 1406 | *end = buf_end; |
| 1407 | } |
| 1408 | } |
| 1409 | else |
| 1410 | v = strtod (s, end); |
| 1411 | return v; |
| 1412 | } |
| 1413 | |
| 1414 | static void |
| 1415 | FcParseDouble (FcConfigParse *parse) |
| 1416 | { |
| 1417 | FcChar8 *s, *end; |
| 1418 | double d; |
| 1419 | |
| 1420 | if (!parse->pstack) |
| 1421 | return; |
| 1422 | s = FcStrBufDoneStatic (&parse->pstack->str); |
| 1423 | if (!s) |
| 1424 | { |
| 1425 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1426 | return; |
| 1427 | } |
| 1428 | end = 0; |
| 1429 | d = FcStrtod ((char *) s, (char **)&end); |
| 1430 | if (end != s + strlen ((char *) s)) |
| 1431 | FcConfigMessage (parse, FcSevereError, "\"%s\": not a valid double", s); |
| 1432 | else |
| 1433 | FcVStackPushDouble (parse, d); |
| 1434 | FcStrBufDestroy (&parse->pstack->str); |
| 1435 | } |
| 1436 | |
| 1437 | static void |
| 1438 | FcParseString (FcConfigParse *parse, FcVStackTag tag) |
| 1439 | { |
| 1440 | FcChar8 *s; |
| 1441 | |
| 1442 | if (!parse->pstack) |
| 1443 | return; |
| 1444 | s = FcStrBufDone (&parse->pstack->str); |
| 1445 | if (!s) |
| 1446 | { |
| 1447 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1448 | return; |
| 1449 | } |
| 1450 | if (!FcVStackPushString (parse, tag, s)) |
| 1451 | FcStrFree (s); |
| 1452 | } |
| 1453 | |
| 1454 | static void |
| 1455 | FcParseName (FcConfigParse *parse) |
| 1456 | { |
| 1457 | const FcChar8 *kind_string; |
| 1458 | FcMatchKind kind; |
| 1459 | FcChar8 *s; |
| 1460 | FcObject object; |
| 1461 | |
| 1462 | kind_string = FcConfigGetAttribute (parse, "target"); |
| 1463 | if (!kind_string) |
| 1464 | kind = FcMatchDefault((FcMatchKind) -1); |
| 1465 | else |
| 1466 | { |
| 1467 | if (!strcmp ((char *) kind_string, "pattern")) |
| 1468 | kind = FcMatchPattern; |
| 1469 | else if (!strcmp ((char *) kind_string, "font")) |
| 1470 | kind = FcMatchFont; |
| 1471 | else if (!strcmp ((char *) kind_string, "default")) |
| 1472 | kind = FcMatchDefault((FcMatchKind) -1); |
| 1473 | else |
| 1474 | { |
| 1475 | FcConfigMessage (parse, FcSevereWarning, "invalid name target \"%s\"", kind_string); |
| 1476 | return; |
| 1477 | } |
| 1478 | } |
| 1479 | |
| 1480 | if (!parse->pstack) |
| 1481 | return; |
| 1482 | s = FcStrBufDone (&parse->pstack->str); |
| 1483 | if (!s) |
| 1484 | { |
| 1485 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1486 | return; |
| 1487 | } |
| 1488 | object = FcObjectFromName ((const char *) s); |
| 1489 | |
| 1490 | FcVStackPushName (parse, kind, object); |
| 1491 | |
| 1492 | FcStrFree (s); |
| 1493 | } |
| 1494 | |
| 1495 | static void |
| 1496 | FcParseMatrix (FcConfigParse *parse) |
| 1497 | { |
| 1498 | FcExprMatrix m; |
| 1499 | |
| 1500 | m.yy = FcPopExpr (parse); |
| 1501 | m.yx = FcPopExpr (parse); |
| 1502 | m.xy = FcPopExpr (parse); |
| 1503 | m.xx = FcPopExpr (parse); |
| 1504 | |
| 1505 | if (FcPopExpr (parse)) |
| 1506 | FcConfigMessage (parse, FcSevereError, "wrong number of matrix elements"); |
| 1507 | else |
| 1508 | FcVStackPushMatrix (parse, &m); |
| 1509 | } |
| 1510 | |
| 1511 | static void |
| 1512 | FcParseRange (FcConfigParse *parse) |
| 1513 | { |
| 1514 | FcVStack *vstack; |
| 1515 | FcRange *r; |
| 1516 | FcChar32 n[2] = {0, 0}; |
| 1517 | int count = 1; |
| 1518 | double d[2] = {0.0L, 0.0L}; |
| 1519 | FcBool dflag = FcFalse0; |
| 1520 | |
| 1521 | while ((vstack = FcVStackPeek (parse))) |
| 1522 | { |
| 1523 | if (count < 0) |
| 1524 | { |
| 1525 | FcConfigMessage (parse, FcSevereError, "too many elements in range"); |
| 1526 | return; |
| 1527 | } |
| 1528 | switch ((int) vstack->tag) { |
| 1529 | case FcVStackInteger: |
| 1530 | if (dflag) |
| 1531 | d[count] = (double)vstack->u.integer; |
| 1532 | else |
| 1533 | n[count] = vstack->u.integer; |
| 1534 | break; |
| 1535 | case FcVStackDouble: |
| 1536 | if (count == 0 && !dflag) |
| 1537 | d[1] = (double)n[1]; |
| 1538 | d[count] = vstack->u._double; |
| 1539 | dflag = FcTrue1; |
| 1540 | break; |
| 1541 | default: |
| 1542 | FcConfigMessage (parse, FcSevereError, "invalid element in range"); |
| 1543 | if (dflag) |
| 1544 | d[count] = 0.0L; |
| 1545 | else |
| 1546 | n[count] = 0; |
| 1547 | break; |
| 1548 | } |
| 1549 | count--; |
| 1550 | FcVStackPopAndDestroy (parse); |
| 1551 | } |
| 1552 | if (count >= 0) |
| 1553 | { |
| 1554 | FcConfigMessage (parse, FcSevereError, "invalid range"); |
| 1555 | return; |
| 1556 | } |
| 1557 | if (dflag) |
| 1558 | { |
| 1559 | if (d[0] > d[1]) |
| 1560 | { |
| 1561 | FcConfigMessage (parse, FcSevereError, "invalid range"); |
| 1562 | return; |
| 1563 | } |
| 1564 | r = FcRangeCreateDouble (d[0], d[1]); |
| 1565 | } |
| 1566 | else |
| 1567 | { |
| 1568 | if (n[0] > n[1]) |
| 1569 | { |
| 1570 | FcConfigMessage (parse, FcSevereError, "invalid range"); |
| 1571 | return; |
| 1572 | } |
| 1573 | r = FcRangeCreateInteger (n[0], n[1]); |
| 1574 | } |
| 1575 | FcVStackPushRange (parse, r); |
| 1576 | } |
| 1577 | |
| 1578 | static FcBool |
| 1579 | FcConfigLexBool (FcConfigParse *parse, const FcChar8 *bool_) |
| 1580 | { |
| 1581 | FcBool result = FcFalse0; |
| 1582 | |
| 1583 | if (!FcNameBool (bool_, &result)) |
| 1584 | FcConfigMessage (parse, FcSevereWarning, "\"%s\" is not known boolean", |
| 1585 | bool_); |
| 1586 | return result; |
| 1587 | } |
| 1588 | |
| 1589 | static void |
| 1590 | FcParseBool (FcConfigParse *parse) |
| 1591 | { |
| 1592 | FcChar8 *s; |
| 1593 | |
| 1594 | if (!parse->pstack) |
| 1595 | return; |
| 1596 | s = FcStrBufDoneStatic (&parse->pstack->str); |
| 1597 | if (!s) |
| 1598 | { |
| 1599 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1600 | return; |
| 1601 | } |
| 1602 | FcVStackPushBool (parse, FcConfigLexBool (parse, s)); |
| 1603 | FcStrBufDestroy (&parse->pstack->str); |
| 1604 | } |
| 1605 | |
| 1606 | static void |
| 1607 | FcParseCharSet (FcConfigParse *parse) |
| 1608 | { |
| 1609 | FcVStack *vstack; |
| 1610 | FcCharSet *charset = FcCharSetCreate (); |
| 1611 | FcChar32 i, begin, end; |
| 1612 | int n = 0; |
| 1613 | |
| 1614 | while ((vstack = FcVStackPeek (parse))) |
| 1615 | { |
| 1616 | switch ((int) vstack->tag) { |
| 1617 | case FcVStackInteger: |
| 1618 | if (!FcCharSetAddChar (charset, vstack->u.integer)) |
| 1619 | { |
| 1620 | FcConfigMessage (parse, FcSevereWarning, "invalid character: 0x%04x", vstack->u.integer); |
| 1621 | } |
| 1622 | else |
| 1623 | n++; |
| 1624 | break; |
| 1625 | case FcVStackRange: |
| 1626 | begin = (FcChar32) vstack->u.range->begin; |
| 1627 | end = (FcChar32) vstack->u.range->end; |
| 1628 | |
| 1629 | if (begin <= end) |
| 1630 | { |
| 1631 | for (i = begin; i <= end; i++) |
| 1632 | { |
| 1633 | if (!FcCharSetAddChar (charset, i)) |
| 1634 | { |
| 1635 | FcConfigMessage (parse, FcSevereWarning, "invalid character: 0x%04x", i); |
| 1636 | } |
| 1637 | else |
| 1638 | n++; |
| 1639 | } |
| 1640 | } |
| 1641 | break; |
| 1642 | default: |
| 1643 | FcConfigMessage (parse, FcSevereError, "invalid element in charset"); |
| 1644 | break; |
| 1645 | } |
| 1646 | FcVStackPopAndDestroy (parse); |
| 1647 | } |
| 1648 | if (n > 0) |
| 1649 | FcVStackPushCharSet (parse, charset); |
| 1650 | else |
| 1651 | FcCharSetDestroy (charset); |
| 1652 | } |
| 1653 | |
| 1654 | static void |
| 1655 | FcParseLangSet (FcConfigParse *parse) |
| 1656 | { |
| 1657 | FcVStack *vstack; |
| 1658 | FcLangSet *langset = FcLangSetCreate (); |
| 1659 | int n = 0; |
| 1660 | |
| 1661 | while ((vstack = FcVStackPeek (parse))) |
| 1662 | { |
| 1663 | switch ((int) vstack->tag) { |
| 1664 | case FcVStackString: |
| 1665 | if (!FcLangSetAdd (langset, vstack->u.string)) |
| 1666 | { |
| 1667 | FcConfigMessage (parse, FcSevereWarning, "invalid langset: %s", vstack->u.string); |
| 1668 | } |
| 1669 | else |
| 1670 | n++; |
| 1671 | break; |
| 1672 | default: |
| 1673 | FcConfigMessage (parse, FcSevereError, "invalid element in langset"); |
| 1674 | break; |
| 1675 | } |
| 1676 | FcVStackPopAndDestroy (parse); |
| 1677 | } |
| 1678 | if (n > 0) |
| 1679 | FcVStackPushLangSet (parse, langset); |
| 1680 | else |
| 1681 | FcLangSetDestroy (langset); |
| 1682 | } |
| 1683 | |
| 1684 | static FcBool |
| 1685 | FcConfigLexBinding (FcConfigParse *parse, |
| 1686 | const FcChar8 *binding_string, |
| 1687 | FcValueBinding *binding_ret) |
| 1688 | { |
| 1689 | FcValueBinding binding; |
| 1690 | |
| 1691 | if (!binding_string) |
| 1692 | binding = FcValueBindingWeak; |
| 1693 | else |
| 1694 | { |
| 1695 | if (!strcmp ((char *) binding_string, "weak")) |
| 1696 | binding = FcValueBindingWeak; |
| 1697 | else if (!strcmp ((char *) binding_string, "strong")) |
| 1698 | binding = FcValueBindingStrong; |
| 1699 | else if (!strcmp ((char *) binding_string, "same")) |
| 1700 | binding = FcValueBindingSame; |
| 1701 | else |
| 1702 | { |
| 1703 | FcConfigMessage (parse, FcSevereWarning, "invalid binding \"%s\"", binding_string); |
| 1704 | return FcFalse0; |
| 1705 | } |
| 1706 | } |
| 1707 | *binding_ret = binding; |
| 1708 | return FcTrue1; |
| 1709 | } |
| 1710 | |
| 1711 | static void |
| 1712 | FcParseFamilies (FcConfigParse *parse, FcVStackTag tag) |
| 1713 | { |
| 1714 | FcVStack *vstack; |
| 1715 | FcExpr *left, *expr = 0, *new; |
| 1716 | |
| 1717 | while ((vstack = FcVStackPeek (parse))) |
| 1718 | { |
| 1719 | if (vstack->tag != FcVStackFamily) |
| 1720 | { |
| 1721 | FcConfigMessage (parse, FcSevereWarning, "non-family"); |
| 1722 | FcVStackPopAndDestroy (parse); |
| 1723 | continue; |
| 1724 | } |
| 1725 | left = vstack->u.expr; |
| 1726 | vstack->tag = FcVStackNone; |
| 1727 | FcVStackPopAndDestroy (parse); |
| 1728 | if (expr) |
| 1729 | { |
| 1730 | new = FcExprCreateOp (parse->config, left, FcOpComma, expr); |
| 1731 | if (!new) |
| 1732 | { |
| 1733 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1734 | FcExprDestroy (left); |
| 1735 | FcExprDestroy (expr); |
| 1736 | break; |
| 1737 | } |
| 1738 | expr = new; |
| 1739 | } |
| 1740 | else |
| 1741 | expr = left; |
| 1742 | } |
| 1743 | if (expr) |
| 1744 | { |
| 1745 | if (!FcVStackPushExpr (parse, tag, expr)) |
| 1746 | { |
| 1747 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1748 | FcExprDestroy (expr); |
| 1749 | } |
| 1750 | } |
| 1751 | } |
| 1752 | |
| 1753 | static void |
| 1754 | FcParseFamily (FcConfigParse *parse) |
| 1755 | { |
| 1756 | FcChar8 *s; |
| 1757 | FcExpr *expr; |
| 1758 | |
| 1759 | if (!parse->pstack) |
| 1760 | return; |
| 1761 | s = FcStrBufDoneStatic (&parse->pstack->str); |
| 1762 | if (!s) |
| 1763 | { |
| 1764 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1765 | return; |
| 1766 | } |
| 1767 | expr = FcExprCreateString (parse->config, s); |
| 1768 | FcStrBufDestroy (&parse->pstack->str); |
| 1769 | if (expr) |
| 1770 | FcVStackPushExpr (parse, FcVStackFamily, expr); |
| 1771 | } |
| 1772 | |
| 1773 | static void |
| 1774 | FcParseAlias (FcConfigParse *parse) |
| 1775 | { |
| 1776 | FcExpr *family = 0, *accept = 0, *prefer = 0, *def = 0, *new = 0; |
| 1777 | FcEdit *edit = 0; |
| 1778 | FcVStack *vstack; |
| 1779 | FcRule *rule = NULL((void*)0), *r; |
| 1780 | FcValueBinding binding; |
| 1781 | |
| 1782 | if (!FcConfigLexBinding (parse, FcConfigGetAttribute (parse, "binding"), &binding)) |
| 1783 | return; |
| 1784 | while ((vstack = FcVStackPeek (parse))) |
| 1785 | { |
| 1786 | switch ((int) vstack->tag) { |
| 1787 | case FcVStackFamily: |
| 1788 | if (family) |
| 1789 | { |
| 1790 | FcConfigMessage (parse, FcSevereWarning, "Having multiple <family> in <alias> isn't supported and may not work as expected"); |
| 1791 | new = FcExprCreateOp (parse->config, vstack->u.expr, FcOpComma, family); |
| 1792 | if (!new) |
| 1793 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 1794 | else |
| 1795 | family = new; |
| 1796 | } |
| 1797 | else |
| 1798 | new = vstack->u.expr; |
| 1799 | if (new) |
| 1800 | { |
| 1801 | family = new; |
| 1802 | vstack->tag = FcVStackNone; |
| 1803 | } |
| 1804 | break; |
| 1805 | case FcVStackPrefer: |
| 1806 | if (prefer) |
| 1807 | FcExprDestroy (prefer); |
| 1808 | prefer = vstack->u.expr; |
| 1809 | vstack->tag = FcVStackNone; |
| 1810 | break; |
| 1811 | case FcVStackAccept: |
| 1812 | if (accept) |
| 1813 | FcExprDestroy (accept); |
| 1814 | accept = vstack->u.expr; |
| 1815 | vstack->tag = FcVStackNone; |
| 1816 | break; |
| 1817 | case FcVStackDefault: |
| 1818 | if (def) |
| 1819 | FcExprDestroy (def); |
| 1820 | def = vstack->u.expr; |
| 1821 | vstack->tag = FcVStackNone; |
| 1822 | break; |
| 1823 | case FcVStackTest: |
| 1824 | if (rule) |
| 1825 | { |
| 1826 | r = FcRuleCreate (FcRuleTest, vstack->u.test); |
| 1827 | r->next = rule; |
| 1828 | rule = r; |
| 1829 | } |
| 1830 | else |
| 1831 | rule = FcRuleCreate (FcRuleTest, vstack->u.test); |
| 1832 | vstack->tag = FcVStackNone; |
| 1833 | break; |
| 1834 | default: |
| 1835 | FcConfigMessage (parse, FcSevereWarning, "bad alias"); |
| 1836 | break; |
| 1837 | } |
| 1838 | FcVStackPopAndDestroy (parse); |
| 1839 | } |
| 1840 | if (!family) |
| 1841 | { |
| 1842 | FcConfigMessage (parse, FcSevereError, "missing family in alias"); |
| 1843 | if (prefer) |
| 1844 | FcExprDestroy (prefer); |
| 1845 | if (accept) |
| 1846 | FcExprDestroy (accept); |
| 1847 | if (def) |
| 1848 | FcExprDestroy (def); |
| 1849 | if (rule) |
| 1850 | FcRuleDestroy (rule); |
| 1851 | return; |
| 1852 | } |
| 1853 | if (!prefer && |
| 1854 | !accept && |
| 1855 | !def) |
| 1856 | { |
| 1857 | FcExprDestroy (family); |
| 1858 | return; |
| 1859 | } |
| 1860 | else |
| 1861 | { |
| 1862 | FcTest *t = FcTestCreate (parse, FcMatchPattern, |
| 1863 | FcQualAny, |
| 1864 | (FcChar8 *) FC_FAMILY"family", |
| 1865 | FC_OP (FcOpEqual, FcOpFlagIgnoreBlanks)(((FcOpEqual) & 0xffff) | ((FcOpFlagIgnoreBlanks) << 16)), |
| 1866 | family); |
| 1867 | if (rule) |
| 1868 | { |
| 1869 | for (r = rule; r->next; r = r->next); |
| 1870 | r->next = FcRuleCreate (FcRuleTest, t); |
| 1871 | r = r->next; |
| 1872 | } |
| 1873 | else |
| 1874 | { |
| 1875 | r = rule = FcRuleCreate (FcRuleTest, t); |
| 1876 | } |
| 1877 | } |
| 1878 | if (prefer) |
| 1879 | { |
| 1880 | edit = FcEditCreate (parse, |
| 1881 | FC_FAMILY_OBJECT, |
| 1882 | FcOpPrepend, |
| 1883 | prefer, |
| 1884 | binding); |
| 1885 | if (!edit) |
| 1886 | FcExprDestroy (prefer); |
| 1887 | else |
| 1888 | { |
| 1889 | r->next = FcRuleCreate (FcRuleEdit, edit); |
| 1890 | r = r->next; |
| 1891 | } |
| 1892 | } |
| 1893 | if (accept) |
| 1894 | { |
| 1895 | edit = FcEditCreate (parse, |
| 1896 | FC_FAMILY_OBJECT, |
| 1897 | FcOpAppend, |
| 1898 | accept, |
| 1899 | binding); |
| 1900 | if (!edit) |
| 1901 | FcExprDestroy (accept); |
| 1902 | else |
| 1903 | { |
| 1904 | r->next = FcRuleCreate (FcRuleEdit, edit); |
| 1905 | r = r->next; |
| 1906 | } |
| 1907 | } |
| 1908 | if (def) |
| 1909 | { |
| 1910 | edit = FcEditCreate (parse, |
| 1911 | FC_FAMILY_OBJECT, |
| 1912 | FcOpAppendLast, |
| 1913 | def, |
| 1914 | binding); |
| 1915 | if (!edit) |
| 1916 | FcExprDestroy (def); |
| 1917 | else |
| 1918 | { |
| 1919 | r->next = FcRuleCreate (FcRuleEdit, edit); |
| 1920 | r = r->next; |
Value stored to 'r' is never read | |
| 1921 | } |
| 1922 | } |
| 1923 | if (!FcConfigAddRule (parse->config, rule, FcMatchPattern)) |
| 1924 | FcRuleDestroy (rule); |
| 1925 | } |
| 1926 | |
| 1927 | static FcExpr * |
| 1928 | FcPopExpr (FcConfigParse *parse) |
| 1929 | { |
| 1930 | FcVStack *vstack = FcVStackPeek (parse); |
| 1931 | FcExpr *expr = 0; |
| 1932 | if (!vstack) |
| 1933 | return 0; |
| 1934 | switch ((int) vstack->tag) { |
| 1935 | case FcVStackNone: |
| 1936 | break; |
| 1937 | case FcVStackString: |
| 1938 | case FcVStackFamily: |
| 1939 | expr = FcExprCreateString (parse->config, vstack->u.string); |
| 1940 | break; |
| 1941 | case FcVStackName: |
| 1942 | expr = FcExprCreateName (parse->config, vstack->u.name); |
| 1943 | break; |
| 1944 | case FcVStackConstant: |
| 1945 | expr = FcExprCreateConst (parse->config, vstack->u.string); |
| 1946 | break; |
| 1947 | case FcVStackGlob: |
| 1948 | /* XXX: What's the correct action here? (CDW) */ |
| 1949 | break; |
| 1950 | case FcVStackPrefer: |
| 1951 | case FcVStackAccept: |
| 1952 | case FcVStackDefault: |
| 1953 | expr = vstack->u.expr; |
| 1954 | vstack->tag = FcVStackNone; |
| 1955 | break; |
| 1956 | case FcVStackInteger: |
| 1957 | expr = FcExprCreateInteger (parse->config, vstack->u.integer); |
| 1958 | break; |
| 1959 | case FcVStackDouble: |
| 1960 | expr = FcExprCreateDouble (parse->config, vstack->u._double); |
| 1961 | break; |
| 1962 | case FcVStackMatrix: |
| 1963 | expr = FcExprCreateMatrix (parse->config, vstack->u.matrix); |
| 1964 | break; |
| 1965 | case FcVStackRange: |
| 1966 | expr = FcExprCreateRange (parse->config, vstack->u.range); |
| 1967 | break; |
| 1968 | case FcVStackBool: |
| 1969 | expr = FcExprCreateBool (parse->config, vstack->u.bool_); |
| 1970 | break; |
| 1971 | case FcVStackCharSet: |
| 1972 | expr = FcExprCreateCharSet (parse->config, vstack->u.charset); |
| 1973 | break; |
| 1974 | case FcVStackLangSet: |
| 1975 | expr = FcExprCreateLangSet (parse->config, vstack->u.langset); |
| 1976 | break; |
| 1977 | case FcVStackTest: |
| 1978 | break; |
| 1979 | case FcVStackExpr: |
| 1980 | expr = vstack->u.expr; |
| 1981 | vstack->tag = FcVStackNone; |
| 1982 | break; |
| 1983 | case FcVStackEdit: |
| 1984 | break; |
| 1985 | default: |
| 1986 | break; |
| 1987 | } |
| 1988 | FcVStackPopAndDestroy (parse); |
| 1989 | return expr; |
| 1990 | } |
| 1991 | |
| 1992 | /* |
| 1993 | * This builds a tree of binary operations. Note |
| 1994 | * that every operator is defined so that if only |
| 1995 | * a single operand is contained, the value of the |
| 1996 | * whole expression is the value of the operand. |
| 1997 | * |
| 1998 | * This code reduces in that case to returning that |
| 1999 | * operand. |
| 2000 | */ |
| 2001 | static FcExpr * |
| 2002 | FcPopBinary (FcConfigParse *parse, FcOp op) |
| 2003 | { |
| 2004 | FcExpr *left, *expr = 0, *new; |
| 2005 | |
| 2006 | while ((left = FcPopExpr (parse))) |
| 2007 | { |
| 2008 | if (expr) |
| 2009 | { |
| 2010 | new = FcExprCreateOp (parse->config, left, op, expr); |
| 2011 | if (!new) |
| 2012 | { |
| 2013 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2014 | FcExprDestroy (left); |
| 2015 | FcExprDestroy (expr); |
| 2016 | return 0; |
| 2017 | } |
| 2018 | expr = new; |
| 2019 | } |
| 2020 | else |
| 2021 | expr = left; |
| 2022 | } |
| 2023 | return expr; |
| 2024 | } |
| 2025 | |
| 2026 | static void |
| 2027 | FcParseBinary (FcConfigParse *parse, FcOp op) |
| 2028 | { |
| 2029 | FcExpr *expr = FcPopBinary (parse, op); |
| 2030 | if (expr) |
| 2031 | FcVStackPushExpr (parse, FcVStackExpr, expr); |
| 2032 | } |
| 2033 | |
| 2034 | /* |
| 2035 | * This builds a a unary operator, it consumes only |
| 2036 | * a single operand |
| 2037 | */ |
| 2038 | |
| 2039 | static FcExpr * |
| 2040 | FcPopUnary (FcConfigParse *parse, FcOp op) |
| 2041 | { |
| 2042 | FcExpr *operand, *new = 0; |
| 2043 | |
| 2044 | if ((operand = FcPopExpr (parse))) |
| 2045 | { |
| 2046 | new = FcExprCreateOp (parse->config, operand, op, 0); |
| 2047 | if (!new) |
| 2048 | { |
| 2049 | FcExprDestroy (operand); |
| 2050 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2051 | } |
| 2052 | } |
| 2053 | return new; |
| 2054 | } |
| 2055 | |
| 2056 | static void |
| 2057 | FcParseUnary (FcConfigParse *parse, FcOp op) |
| 2058 | { |
| 2059 | FcExpr *expr = FcPopUnary (parse, op); |
| 2060 | if (expr) |
| 2061 | FcVStackPushExpr (parse, FcVStackExpr, expr); |
| 2062 | } |
| 2063 | |
| 2064 | static void |
| 2065 | FcParseDir (FcConfigParse *parse) |
| 2066 | { |
| 2067 | const FcChar8 *attr, *data; |
| 2068 | FcChar8 *prefix = NULL((void*)0), *p; |
| 2069 | #ifdef _WIN32 |
| 2070 | FcChar8 buffer[1000]; |
| 2071 | #endif |
| 2072 | |
| 2073 | attr = FcConfigGetAttribute (parse, "prefix"); |
| 2074 | if (attr && FcStrCmp (attr, (const FcChar8 *)"xdg") == 0) |
| 2075 | { |
| 2076 | prefix = FcConfigXdgDataHome (); |
| 2077 | /* home directory might be disabled. |
| 2078 | * simply ignore this element. |
| 2079 | */ |
| 2080 | if (!prefix) |
| 2081 | goto bail; |
| 2082 | } |
| 2083 | data = FcStrBufDoneStatic (&parse->pstack->str); |
| 2084 | if (!data) |
| 2085 | { |
| 2086 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2087 | data = prefix; |
| 2088 | goto bail; |
| 2089 | } |
| 2090 | if (prefix) |
| 2091 | { |
| 2092 | size_t plen = strlen ((const char *)prefix); |
| 2093 | size_t dlen = strlen ((const char *)data); |
| 2094 | |
| 2095 | p = realloc (prefix, plen + 1 + dlen + 1); |
| 2096 | if (!p) |
| 2097 | { |
| 2098 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2099 | goto bail; |
| 2100 | } |
| 2101 | prefix = p; |
| 2102 | prefix[plen] = FC_DIR_SEPARATOR'/'; |
| 2103 | memcpy (&prefix[plen + 1], data, dlen)__builtin___memcpy_chk (&prefix[plen + 1], data, dlen, __builtin_object_size (&prefix[plen + 1], 0)); |
| 2104 | prefix[plen + 1 + dlen] = 0; |
| 2105 | data = prefix; |
| 2106 | } |
| 2107 | #ifdef _WIN32 |
| 2108 | if (strcmp ((const char *) data, "CUSTOMFONTDIR") == 0) |
| 2109 | { |
| 2110 | FcChar8 *p; |
| 2111 | data = buffer; |
| 2112 | if (!GetModuleFileName (NULL((void*)0), (LPCH) buffer, sizeof (buffer) - 20)) |
| 2113 | { |
| 2114 | FcConfigMessage (parse, FcSevereError, "GetModuleFileName failed"); |
| 2115 | goto bail; |
| 2116 | } |
| 2117 | /* |
| 2118 | * Must use the multi-byte aware function to search |
| 2119 | * for backslash because East Asian double-byte code |
| 2120 | * pages have characters with backslash as the second |
| 2121 | * byte. |
| 2122 | */ |
| 2123 | p = _mbsrchr (data, '\\'); |
| 2124 | if (p) *p = '\0'; |
| 2125 | strcat ((char *) data, "\\fonts")__builtin___strcat_chk ((char *) data, "\\fonts", __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2126 | } |
| 2127 | else if (strcmp ((const char *) data, "APPSHAREFONTDIR") == 0) |
| 2128 | { |
| 2129 | FcChar8 *p; |
| 2130 | data = buffer; |
| 2131 | if (!GetModuleFileName (NULL((void*)0), (LPCH) buffer, sizeof (buffer) - 20)) |
| 2132 | { |
| 2133 | FcConfigMessage (parse, FcSevereError, "GetModuleFileName failed"); |
| 2134 | goto bail; |
| 2135 | } |
| 2136 | p = _mbsrchr (data, '\\'); |
| 2137 | if (p) *p = '\0'; |
| 2138 | strcat ((char *) data, "\\..\\share\\fonts")__builtin___strcat_chk ((char *) data, "\\..\\share\\fonts", __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2139 | } |
| 2140 | else if (strcmp ((const char *) data, "WINDOWSFONTDIR") == 0) |
| 2141 | { |
| 2142 | int rc; |
| 2143 | data = buffer; |
| 2144 | rc = pGetSystemWindowsDirectory ((LPSTR) buffer, sizeof (buffer) - 20); |
| 2145 | if (rc == 0 || rc > sizeof (buffer) - 20) |
| 2146 | { |
| 2147 | FcConfigMessage (parse, FcSevereError, "GetSystemWindowsDirectory failed"); |
| 2148 | goto bail; |
| 2149 | } |
| 2150 | if (data [strlen ((const char *) data) - 1] != '\\') |
| 2151 | strcat ((char *) data, "\\")__builtin___strcat_chk ((char *) data, "\\", __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2152 | strcat ((char *) data, "fonts")__builtin___strcat_chk ((char *) data, "fonts", __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2153 | } |
| 2154 | #endif |
| 2155 | if (strlen ((char *) data) == 0) |
| 2156 | FcConfigMessage (parse, FcSevereWarning, "empty font directory name ignored"); |
| 2157 | else if (!FcStrUsesHome (data) || FcConfigHome ()) |
| 2158 | { |
| 2159 | if (!FcConfigAddDir (parse->config, data)) |
| 2160 | FcConfigMessage (parse, FcSevereError, "out of memory; cannot add directory %s", data); |
| 2161 | } |
| 2162 | FcStrBufDestroy (&parse->pstack->str); |
| 2163 | |
| 2164 | bail: |
| 2165 | if (prefix) |
| 2166 | FcStrFree (prefix); |
| 2167 | } |
| 2168 | |
| 2169 | static void |
| 2170 | FcParseCacheDir (FcConfigParse *parse) |
| 2171 | { |
| 2172 | const FcChar8 *attr; |
| 2173 | FcChar8 *prefix = NULL((void*)0), *p, *data = NULL((void*)0); |
| 2174 | |
| 2175 | attr = FcConfigGetAttribute (parse, "prefix"); |
| 2176 | if (attr && FcStrCmp (attr, (const FcChar8 *)"xdg") == 0) |
| 2177 | { |
| 2178 | prefix = FcConfigXdgCacheHome (); |
| 2179 | /* home directory might be disabled. |
| 2180 | * simply ignore this element. |
| 2181 | */ |
| 2182 | if (!prefix) |
| 2183 | goto bail; |
| 2184 | } |
| 2185 | data = FcStrBufDone (&parse->pstack->str); |
| 2186 | if (!data) |
| 2187 | { |
| 2188 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2189 | goto bail; |
| 2190 | } |
| 2191 | if (prefix) |
| 2192 | { |
| 2193 | size_t plen = strlen ((const char *)prefix); |
| 2194 | size_t dlen = strlen ((const char *)data); |
| 2195 | |
| 2196 | p = realloc (prefix, plen + 1 + dlen + 1); |
| 2197 | if (!p) |
| 2198 | { |
| 2199 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2200 | data = prefix; |
| 2201 | goto bail; |
| 2202 | } |
| 2203 | prefix = p; |
| 2204 | prefix[plen] = FC_DIR_SEPARATOR'/'; |
| 2205 | memcpy (&prefix[plen + 1], data, dlen)__builtin___memcpy_chk (&prefix[plen + 1], data, dlen, __builtin_object_size (&prefix[plen + 1], 0)); |
| 2206 | prefix[plen + 1 + dlen] = 0; |
| 2207 | FcStrFree (data); |
| 2208 | data = prefix; |
| 2209 | } |
| 2210 | #ifdef _WIN32 |
| 2211 | else if (data[0] == '/' && fontconfig_instprefix[0] != '\0') |
| 2212 | { |
| 2213 | size_t plen = strlen ((const char *)fontconfig_instprefix); |
| 2214 | size_t dlen = strlen ((const char *)data); |
| 2215 | |
| 2216 | prefix = malloc (plen + 1 + dlen + 1); |
| 2217 | if (!prefix) |
| 2218 | { |
| 2219 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2220 | goto bail; |
| 2221 | } |
| 2222 | strcpy ((char *) prefix, (char *) fontconfig_instprefix)__builtin___strcpy_chk ((char *) prefix, (char *) fontconfig_instprefix , __builtin_object_size ((char *) prefix, 2 > 1 ? 1 : 0)); |
| 2223 | prefix[plen] = FC_DIR_SEPARATOR'/'; |
| 2224 | memcpy (&prefix[plen + 1], data, dlen)__builtin___memcpy_chk (&prefix[plen + 1], data, dlen, __builtin_object_size (&prefix[plen + 1], 0)); |
| 2225 | prefix[plen + 1 + dlen] = 0; |
| 2226 | FcStrFree (data); |
| 2227 | data = prefix; |
| 2228 | } |
| 2229 | else if (strcmp ((const char *) data, "WINDOWSTEMPDIR_FONTCONFIG_CACHE") == 0) |
| 2230 | { |
| 2231 | int rc; |
| 2232 | FcStrFree (data); |
| 2233 | data = malloc (1000); |
| 2234 | if (!data) |
| 2235 | { |
| 2236 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2237 | goto bail; |
| 2238 | } |
| 2239 | rc = GetTempPath (800, (LPSTR) data); |
| 2240 | if (rc == 0 || rc > 800) |
| 2241 | { |
| 2242 | FcConfigMessage (parse, FcSevereError, "GetTempPath failed"); |
| 2243 | goto bail; |
| 2244 | } |
| 2245 | if (data [strlen ((const char *) data) - 1] != '\\') |
| 2246 | strcat ((char *) data, "\\")__builtin___strcat_chk ((char *) data, "\\", __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2247 | strcat ((char *) data, "fontconfig\\cache")__builtin___strcat_chk ((char *) data, "fontconfig\\cache", __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2248 | } |
| 2249 | else if (strcmp ((const char *) data, "LOCAL_APPDATA_FONTCONFIG_CACHE") == 0) |
| 2250 | { |
| 2251 | char szFPath[MAX_PATH + 1]; |
| 2252 | size_t len; |
| 2253 | |
| 2254 | if (!(pSHGetFolderPathA && SUCCEEDED(pSHGetFolderPathA(NULL((void*)0), /* CSIDL_LOCAL_APPDATA */ 28, NULL((void*)0), 0, szFPath)))) |
| 2255 | { |
| 2256 | FcConfigMessage (parse, FcSevereError, "SHGetFolderPathA failed"); |
| 2257 | goto bail; |
| 2258 | } |
| 2259 | strncat(szFPath, "\\fontconfig\\cache", MAX_PATH - 1 - strlen(szFPath))__builtin___strncat_chk (szFPath, "\\fontconfig\\cache", MAX_PATH - 1 - strlen(szFPath), __builtin_object_size (szFPath, 2 > 1 ? 1 : 0)); |
| 2260 | len = strlen(szFPath) + 1; |
| 2261 | FcStrFree (data); |
| 2262 | data = malloc(len); |
| 2263 | if (!data) |
| 2264 | { |
| 2265 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2266 | goto bail; |
| 2267 | } |
| 2268 | strncpy((char *) data, szFPath, len)__builtin___strncpy_chk ((char *) data, szFPath, len, __builtin_object_size ((char *) data, 2 > 1 ? 1 : 0)); |
| 2269 | } |
| 2270 | #endif |
| 2271 | if (strlen ((char *) data) == 0) |
| 2272 | FcConfigMessage (parse, FcSevereWarning, "empty cache directory name ignored"); |
| 2273 | else if (!FcStrUsesHome (data) || FcConfigHome ()) |
| 2274 | { |
| 2275 | if (!FcConfigAddCacheDir (parse->config, data)) |
| 2276 | FcConfigMessage (parse, FcSevereError, "out of memory; cannot add cache directory %s", data); |
| 2277 | } |
| 2278 | FcStrBufDestroy (&parse->pstack->str); |
| 2279 | |
| 2280 | bail: |
| 2281 | if (data) |
| 2282 | FcStrFree (data); |
| 2283 | } |
| 2284 | |
| 2285 | void |
| 2286 | FcConfigPathFini (void) |
| 2287 | { |
| 2288 | FcChar8 *s; |
| 2289 | |
| 2290 | retry_dir: |
| 2291 | s = fc_atomic_ptr_get (&__fc_userdir)(OSMemoryBarrier (), (void *) *(&__fc_userdir)); |
| 2292 | if (!fc_atomic_ptr_cmpexch (&__fc_userdir, s, NULL)OSAtomicCompareAndSwap64Barrier ((int64_t) (s), (int64_t) ((( void*)0)), (int64_t*) (&__fc_userdir))) |
| 2293 | goto retry_dir; |
| 2294 | free (s); |
| 2295 | |
| 2296 | retry_conf: |
| 2297 | s = fc_atomic_ptr_get (&__fc_userconf)(OSMemoryBarrier (), (void *) *(&__fc_userconf)); |
| 2298 | if (!fc_atomic_ptr_cmpexch (&__fc_userconf, s, NULL)OSAtomicCompareAndSwap64Barrier ((int64_t) (s), (int64_t) ((( void*)0)), (int64_t*) (&__fc_userconf))) |
| 2299 | goto retry_conf; |
| 2300 | free (s); |
| 2301 | } |
| 2302 | |
| 2303 | static void |
| 2304 | FcParseInclude (FcConfigParse *parse) |
| 2305 | { |
| 2306 | FcChar8 *s; |
| 2307 | const FcChar8 *attr; |
| 2308 | FcBool ignore_missing = FcFalse0; |
| 2309 | #ifndef _WIN32 |
| 2310 | FcBool deprecated = FcFalse0; |
| 2311 | #endif |
| 2312 | FcChar8 *prefix = NULL((void*)0), *p; |
| 2313 | FcChar8 *userdir = NULL((void*)0), *userconf = NULL((void*)0); |
| 2314 | |
| 2315 | s = FcStrBufDoneStatic (&parse->pstack->str); |
| 2316 | if (!s) |
| 2317 | { |
| 2318 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2319 | goto bail; |
| 2320 | } |
| 2321 | attr = FcConfigGetAttribute (parse, "ignore_missing"); |
| 2322 | if (attr && FcConfigLexBool (parse, (FcChar8 *) attr) == FcTrue1) |
| 2323 | ignore_missing = FcTrue1; |
| 2324 | attr = FcConfigGetAttribute (parse, "deprecated"); |
| 2325 | #ifndef _WIN32 |
| 2326 | if (attr && FcConfigLexBool (parse, (FcChar8 *) attr) == FcTrue1) |
| 2327 | deprecated = FcTrue1; |
| 2328 | #endif |
| 2329 | attr = FcConfigGetAttribute (parse, "prefix"); |
| 2330 | if (attr && FcStrCmp (attr, (const FcChar8 *)"xdg") == 0) |
| 2331 | { |
| 2332 | prefix = FcConfigXdgConfigHome (); |
| 2333 | /* home directory might be disabled. |
| 2334 | * simply ignore this element. |
| 2335 | */ |
| 2336 | if (!prefix) |
| 2337 | goto bail; |
| 2338 | } |
| 2339 | if (prefix) |
| 2340 | { |
| 2341 | size_t plen = strlen ((const char *)prefix); |
| 2342 | size_t dlen = strlen ((const char *)s); |
| 2343 | FcChar8 *u; |
| 2344 | |
| 2345 | p = realloc (prefix, plen + 1 + dlen + 1); |
| 2346 | if (!p) |
| 2347 | { |
| 2348 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2349 | goto bail; |
| 2350 | } |
| 2351 | prefix = p; |
| 2352 | prefix[plen] = FC_DIR_SEPARATOR'/'; |
| 2353 | memcpy (&prefix[plen + 1], s, dlen)__builtin___memcpy_chk (&prefix[plen + 1], s, dlen, __builtin_object_size (&prefix[plen + 1], 0)); |
| 2354 | prefix[plen + 1 + dlen] = 0; |
| 2355 | s = prefix; |
| 2356 | if (FcFileIsDir (s)) |
| 2357 | { |
| 2358 | userdir: |
| 2359 | userdir = fc_atomic_ptr_get (&__fc_userdir)(OSMemoryBarrier (), (void *) *(&__fc_userdir)); |
| 2360 | if (!userdir) |
| 2361 | { |
| 2362 | u = FcStrdup (s)((FcChar8 *) strdup ((const char *) (s))); |
| 2363 | if (!fc_atomic_ptr_cmpexch (&__fc_userdir, userdir, u)OSAtomicCompareAndSwap64Barrier ((int64_t) (userdir), (int64_t ) (u), (int64_t*) (&__fc_userdir))) |
| 2364 | { |
| 2365 | free (u); |
| 2366 | goto userdir; |
| 2367 | } |
| 2368 | userdir = u; |
| 2369 | } |
| 2370 | } |
| 2371 | else if (FcFileIsFile (s)) |
| 2372 | { |
| 2373 | userconf: |
| 2374 | userconf = fc_atomic_ptr_get (&__fc_userconf)(OSMemoryBarrier (), (void *) *(&__fc_userconf)); |
| 2375 | if (!userconf) |
| 2376 | { |
| 2377 | u = FcStrdup (s)((FcChar8 *) strdup ((const char *) (s))); |
| 2378 | if (!fc_atomic_ptr_cmpexch (&__fc_userconf, userconf, u)OSAtomicCompareAndSwap64Barrier ((int64_t) (userconf), (int64_t ) (u), (int64_t*) (&__fc_userconf))) |
| 2379 | { |
| 2380 | free (u); |
| 2381 | goto userconf; |
| 2382 | } |
| 2383 | userconf = u; |
| 2384 | } |
| 2385 | } |
| 2386 | else |
| 2387 | { |
| 2388 | /* No config dir nor file on the XDG directory spec compliant place |
| 2389 | * so need to guess what it is supposed to be. |
| 2390 | */ |
| 2391 | if (FcStrStr (s, (const FcChar8 *)"conf.d") != NULL((void*)0)) |
| 2392 | goto userdir; |
| 2393 | else |
| 2394 | goto userconf; |
| 2395 | } |
| 2396 | } |
| 2397 | if (!FcConfigParseAndLoad (parse->config, s, !ignore_missing)) |
| 2398 | parse->error = FcTrue1; |
| 2399 | #ifndef _WIN32 |
| 2400 | else |
| 2401 | { |
| 2402 | FcChar8 *filename; |
| 2403 | static FcBool warn_conf = FcFalse0, warn_confd = FcFalse0; |
| 2404 | |
| 2405 | filename = FcConfigFilename(s); |
| 2406 | if (deprecated == FcTrue1 && |
| 2407 | filename != NULL((void*)0) && |
| 2408 | userdir != NULL((void*)0) && |
| 2409 | !FcFileIsLink (filename)) |
| 2410 | { |
| 2411 | if (FcFileIsDir (filename)) |
| 2412 | { |
| 2413 | FcChar8 *parent = FcStrDirname (userdir); |
| 2414 | |
| 2415 | if (!FcFileIsDir (parent)) |
| 2416 | FcMakeDirectory (parent); |
| 2417 | FcStrFree (parent); |
| 2418 | if (FcFileIsDir (userdir) || |
| 2419 | rename ((const char *)filename, (const char *)userdir) != 0 || |
| 2420 | symlink ((const char *)userdir, (const char *)filename) != 0) |
| 2421 | { |
| 2422 | if (!warn_confd) |
| 2423 | { |
| 2424 | FcConfigMessage (parse, FcSevereWarning, "reading configurations from %s is deprecated. please move it to %s manually", s, userdir); |
| 2425 | warn_confd = FcTrue1; |
| 2426 | } |
| 2427 | } |
| 2428 | } |
| 2429 | else |
| 2430 | { |
| 2431 | FcChar8 *parent = FcStrDirname (userconf); |
| 2432 | |
| 2433 | if (!FcFileIsDir (parent)) |
| 2434 | FcMakeDirectory (parent); |
| 2435 | FcStrFree (parent); |
| 2436 | if (FcFileIsFile (userconf) || |
| 2437 | rename ((const char *)filename, (const char *)userconf) != 0 || |
| 2438 | symlink ((const char *)userconf, (const char *)filename) != 0) |
| 2439 | { |
| 2440 | if (!warn_conf) |
| 2441 | { |
| 2442 | FcConfigMessage (parse, FcSevereWarning, "reading configurations from %s is deprecated. please move it to %s manually", s, userconf); |
| 2443 | warn_conf = FcTrue1; |
| 2444 | } |
| 2445 | } |
| 2446 | } |
| 2447 | } |
| 2448 | if(filename) |
| 2449 | FcStrFree(filename); |
| 2450 | } |
| 2451 | #endif |
| 2452 | FcStrBufDestroy (&parse->pstack->str); |
| 2453 | |
| 2454 | bail: |
| 2455 | if (prefix) |
| 2456 | FcStrFree (prefix); |
| 2457 | } |
| 2458 | |
| 2459 | typedef struct _FcOpMap { |
| 2460 | char name[16]; |
| 2461 | FcOp op; |
| 2462 | } FcOpMap; |
| 2463 | |
| 2464 | static FcOp |
| 2465 | FcConfigLexOp (const FcChar8 *op, const FcOpMap *map, int nmap) |
| 2466 | { |
| 2467 | int i; |
| 2468 | |
| 2469 | for (i = 0; i < nmap; i++) |
| 2470 | if (!strcmp ((char *) op, map[i].name)) |
| 2471 | return map[i].op; |
| 2472 | return FcOpInvalid; |
| 2473 | } |
| 2474 | |
| 2475 | static const FcOpMap fcCompareOps[] = { |
| 2476 | { "eq", FcOpEqual }, |
| 2477 | { "not_eq", FcOpNotEqual }, |
| 2478 | { "less", FcOpLess }, |
| 2479 | { "less_eq", FcOpLessEqual }, |
| 2480 | { "more", FcOpMore }, |
| 2481 | { "more_eq", FcOpMoreEqual }, |
| 2482 | { "contains", FcOpContains }, |
| 2483 | { "not_contains", FcOpNotContains } |
| 2484 | }; |
| 2485 | |
| 2486 | #define NUM_COMPARE_OPS(int) (sizeof fcCompareOps / sizeof fcCompareOps[0]) (int) (sizeof fcCompareOps / sizeof fcCompareOps[0]) |
| 2487 | |
| 2488 | static FcOp |
| 2489 | FcConfigLexCompare (const FcChar8 *compare) |
| 2490 | { |
| 2491 | return FcConfigLexOp (compare, fcCompareOps, NUM_COMPARE_OPS(int) (sizeof fcCompareOps / sizeof fcCompareOps[0])); |
| 2492 | } |
| 2493 | |
| 2494 | static void |
| 2495 | FcParseTest (FcConfigParse *parse) |
| 2496 | { |
| 2497 | const FcChar8 *kind_string; |
| 2498 | FcMatchKind kind; |
| 2499 | const FcChar8 *qual_string; |
| 2500 | FcQual qual; |
| 2501 | const FcChar8 *name; |
| 2502 | const FcChar8 *compare_string; |
| 2503 | FcOp compare; |
| 2504 | FcExpr *expr; |
| 2505 | FcTest *test; |
| 2506 | const FcChar8 *iblanks_string; |
| 2507 | int flags = 0; |
| 2508 | |
| 2509 | kind_string = FcConfigGetAttribute (parse, "target"); |
| 2510 | if (!kind_string) |
| 2511 | kind = FcMatchDefault((FcMatchKind) -1); |
| 2512 | else |
| 2513 | { |
| 2514 | if (!strcmp ((char *) kind_string, "pattern")) |
| 2515 | kind = FcMatchPattern; |
| 2516 | else if (!strcmp ((char *) kind_string, "font")) |
| 2517 | kind = FcMatchFont; |
| 2518 | else if (!strcmp ((char *) kind_string, "scan")) |
| 2519 | kind = FcMatchScan; |
| 2520 | else if (!strcmp ((char *) kind_string, "default")) |
| 2521 | kind = FcMatchDefault((FcMatchKind) -1); |
| 2522 | else |
| 2523 | { |
| 2524 | FcConfigMessage (parse, FcSevereWarning, "invalid test target \"%s\"", kind_string); |
| 2525 | return; |
| 2526 | } |
| 2527 | } |
| 2528 | qual_string = FcConfigGetAttribute (parse, "qual"); |
| 2529 | if (!qual_string) |
| 2530 | qual = FcQualAny; |
| 2531 | else |
| 2532 | { |
| 2533 | if (!strcmp ((char *) qual_string, "any")) |
| 2534 | qual = FcQualAny; |
| 2535 | else if (!strcmp ((char *) qual_string, "all")) |
| 2536 | qual = FcQualAll; |
| 2537 | else if (!strcmp ((char *) qual_string, "first")) |
| 2538 | qual = FcQualFirst; |
| 2539 | else if (!strcmp ((char *) qual_string, "not_first")) |
| 2540 | qual = FcQualNotFirst; |
| 2541 | else |
| 2542 | { |
| 2543 | FcConfigMessage (parse, FcSevereWarning, "invalid test qual \"%s\"", qual_string); |
| 2544 | return; |
| 2545 | } |
| 2546 | } |
| 2547 | name = FcConfigGetAttribute (parse, "name"); |
| 2548 | if (!name) |
| 2549 | { |
| 2550 | FcConfigMessage (parse, FcSevereWarning, "missing test name"); |
| 2551 | return; |
| 2552 | } |
| 2553 | compare_string = FcConfigGetAttribute (parse, "compare"); |
| 2554 | if (!compare_string) |
| 2555 | compare = FcOpEqual; |
| 2556 | else |
| 2557 | { |
| 2558 | compare = FcConfigLexCompare (compare_string); |
| 2559 | if (compare == FcOpInvalid) |
| 2560 | { |
| 2561 | FcConfigMessage (parse, FcSevereWarning, "invalid test compare \"%s\"", compare_string); |
| 2562 | return; |
| 2563 | } |
| 2564 | } |
| 2565 | iblanks_string = FcConfigGetAttribute (parse, "ignore-blanks"); |
| 2566 | if (iblanks_string) |
| 2567 | { |
| 2568 | FcBool f = FcFalse0; |
| 2569 | |
| 2570 | if (!FcNameBool (iblanks_string, &f)) |
| 2571 | { |
| 2572 | FcConfigMessage (parse, |
| 2573 | FcSevereWarning, |
| 2574 | "invalid test ignore-blanks \"%s\"", iblanks_string); |
| 2575 | } |
| 2576 | if (f) |
| 2577 | flags |= FcOpFlagIgnoreBlanks; |
| 2578 | } |
| 2579 | expr = FcPopBinary (parse, FcOpComma); |
| 2580 | if (!expr) |
| 2581 | { |
| 2582 | FcConfigMessage (parse, FcSevereWarning, "missing test expression"); |
| 2583 | return; |
| 2584 | } |
| 2585 | if (expr->op == FcOpComma) |
| 2586 | { |
| 2587 | FcConfigMessage (parse, FcSevereWarning, "Having multiple values in <test> isn't supported and may not work as expected"); |
| 2588 | } |
| 2589 | test = FcTestCreate (parse, kind, qual, name, FC_OP (compare, flags)(((compare) & 0xffff) | ((flags) << 16)), expr); |
| 2590 | if (!test) |
| 2591 | { |
| 2592 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2593 | return; |
| 2594 | } |
| 2595 | FcVStackPushTest (parse, test); |
| 2596 | } |
| 2597 | |
| 2598 | static const FcOpMap fcModeOps[] = { |
| 2599 | { "assign", FcOpAssign }, |
| 2600 | { "assign_replace", FcOpAssignReplace }, |
| 2601 | { "prepend", FcOpPrepend }, |
| 2602 | { "prepend_first", FcOpPrependFirst }, |
| 2603 | { "append", FcOpAppend }, |
| 2604 | { "append_last", FcOpAppendLast }, |
| 2605 | { "delete", FcOpDelete }, |
| 2606 | { "delete_all", FcOpDeleteAll }, |
| 2607 | }; |
| 2608 | |
| 2609 | #define NUM_MODE_OPS(int) (sizeof fcModeOps / sizeof fcModeOps[0]) (int) (sizeof fcModeOps / sizeof fcModeOps[0]) |
| 2610 | |
| 2611 | static FcOp |
| 2612 | FcConfigLexMode (const FcChar8 *mode) |
| 2613 | { |
| 2614 | return FcConfigLexOp (mode, fcModeOps, NUM_MODE_OPS(int) (sizeof fcModeOps / sizeof fcModeOps[0])); |
| 2615 | } |
| 2616 | |
| 2617 | static void |
| 2618 | FcParseEdit (FcConfigParse *parse) |
| 2619 | { |
| 2620 | const FcChar8 *name; |
| 2621 | const FcChar8 *mode_string; |
| 2622 | FcOp mode; |
| 2623 | FcValueBinding binding; |
| 2624 | FcExpr *expr; |
| 2625 | FcEdit *edit; |
| 2626 | |
| 2627 | name = FcConfigGetAttribute (parse, "name"); |
| 2628 | if (!name) |
| 2629 | { |
| 2630 | FcConfigMessage (parse, FcSevereWarning, "missing edit name"); |
| 2631 | return; |
| 2632 | } |
| 2633 | mode_string = FcConfigGetAttribute (parse, "mode"); |
| 2634 | if (!mode_string) |
| 2635 | mode = FcOpAssign; |
| 2636 | else |
| 2637 | { |
| 2638 | mode = FcConfigLexMode (mode_string); |
| 2639 | if (mode == FcOpInvalid) |
| 2640 | { |
| 2641 | FcConfigMessage (parse, FcSevereWarning, "invalid edit mode \"%s\"", mode_string); |
| 2642 | return; |
| 2643 | } |
| 2644 | } |
| 2645 | if (!FcConfigLexBinding (parse, FcConfigGetAttribute (parse, "binding"), &binding)) |
| 2646 | return; |
| 2647 | |
| 2648 | expr = FcPopBinary (parse, FcOpComma); |
| 2649 | if ((mode == FcOpDelete || mode == FcOpDeleteAll) && |
| 2650 | expr != NULL((void*)0)) |
| 2651 | { |
| 2652 | FcConfigMessage (parse, FcSevereWarning, "Expression doesn't take any effects for delete and delete_all"); |
| 2653 | FcExprDestroy (expr); |
| 2654 | expr = NULL((void*)0); |
| 2655 | } |
| 2656 | edit = FcEditCreate (parse, FcObjectFromName ((char *) name), |
| 2657 | mode, expr, binding); |
| 2658 | if (!edit) |
| 2659 | { |
| 2660 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2661 | FcExprDestroy (expr); |
| 2662 | return; |
| 2663 | } |
| 2664 | if (!FcVStackPushEdit (parse, edit)) |
| 2665 | FcEditDestroy (edit); |
| 2666 | } |
| 2667 | |
| 2668 | static void |
| 2669 | FcParseMatch (FcConfigParse *parse) |
| 2670 | { |
| 2671 | const FcChar8 *kind_name; |
| 2672 | FcMatchKind kind; |
| 2673 | FcVStack *vstack; |
| 2674 | FcRule *rule = NULL((void*)0), *r; |
| 2675 | |
| 2676 | kind_name = FcConfigGetAttribute (parse, "target"); |
| 2677 | if (!kind_name) |
| 2678 | kind = FcMatchPattern; |
| 2679 | else |
| 2680 | { |
| 2681 | if (!strcmp ((char *) kind_name, "pattern")) |
| 2682 | kind = FcMatchPattern; |
| 2683 | else if (!strcmp ((char *) kind_name, "font")) |
| 2684 | kind = FcMatchFont; |
| 2685 | else if (!strcmp ((char *) kind_name, "scan")) |
| 2686 | kind = FcMatchScan; |
| 2687 | else |
| 2688 | { |
| 2689 | FcConfigMessage (parse, FcSevereWarning, "invalid match target \"%s\"", kind_name); |
| 2690 | return; |
| 2691 | } |
| 2692 | } |
| 2693 | while ((vstack = FcVStackPeek (parse))) |
| 2694 | { |
| 2695 | switch ((int) vstack->tag) { |
| 2696 | case FcVStackTest: |
| 2697 | r = FcRuleCreate (FcRuleTest, vstack->u.test); |
| 2698 | if (rule) |
| 2699 | r->next = rule; |
| 2700 | rule = r; |
| 2701 | vstack->tag = FcVStackNone; |
| 2702 | break; |
| 2703 | case FcVStackEdit: |
| 2704 | if (kind == FcMatchScan && vstack->u.edit->object > FC_MAX_BASE_OBJECT(FC_ONE_AFTER_MAX_BASE_OBJECT - 1)) |
| 2705 | { |
| 2706 | FcConfigMessage (parse, FcSevereError, |
| 2707 | "<match target=\"scan\"> cannot edit user-defined object \"%s\"", |
| 2708 | FcObjectName(vstack->u.edit->object)); |
| 2709 | if (rule) |
| 2710 | FcRuleDestroy (rule); |
| 2711 | return; |
| 2712 | } |
| 2713 | r = FcRuleCreate (FcRuleEdit, vstack->u.edit); |
| 2714 | if (rule) |
| 2715 | r->next = rule; |
| 2716 | rule = r; |
| 2717 | vstack->tag = FcVStackNone; |
| 2718 | break; |
| 2719 | default: |
| 2720 | FcConfigMessage (parse, FcSevereWarning, "invalid match element"); |
| 2721 | break; |
| 2722 | } |
| 2723 | FcVStackPopAndDestroy (parse); |
| 2724 | } |
| 2725 | if (!rule) |
| 2726 | { |
| 2727 | FcConfigMessage (parse, FcSevereWarning, "No <test> nor <edit> elements in <match>"); |
| 2728 | return; |
| 2729 | } |
| 2730 | if (!FcConfigAddRule (parse->config, rule, kind)) |
| 2731 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2732 | } |
| 2733 | |
| 2734 | static void |
| 2735 | FcParseAcceptRejectFont (FcConfigParse *parse, FcElement element) |
| 2736 | { |
| 2737 | FcVStack *vstack; |
| 2738 | |
| 2739 | while ((vstack = FcVStackPeek (parse))) |
| 2740 | { |
| 2741 | switch ((int) vstack->tag) { |
| 2742 | case FcVStackGlob: |
| 2743 | if (!FcConfigGlobAdd (parse->config, |
| 2744 | vstack->u.string, |
| 2745 | element == FcElementAcceptfont)) |
| 2746 | { |
| 2747 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2748 | } |
| 2749 | break; |
| 2750 | case FcVStackPattern: |
| 2751 | if (!FcConfigPatternsAdd (parse->config, |
| 2752 | vstack->u.pattern, |
| 2753 | element == FcElementAcceptfont)) |
| 2754 | { |
| 2755 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2756 | } |
| 2757 | else |
| 2758 | vstack->tag = FcVStackNone; |
| 2759 | break; |
| 2760 | default: |
| 2761 | FcConfigMessage (parse, FcSevereWarning, "bad font selector"); |
| 2762 | break; |
| 2763 | } |
| 2764 | FcVStackPopAndDestroy (parse); |
| 2765 | } |
| 2766 | } |
| 2767 | |
| 2768 | |
| 2769 | static FcValue |
| 2770 | FcPopValue (FcConfigParse *parse) |
| 2771 | { |
| 2772 | FcVStack *vstack = FcVStackPeek (parse); |
| 2773 | FcValue value; |
| 2774 | |
| 2775 | value.type = FcTypeVoid; |
| 2776 | |
| 2777 | if (!vstack) |
| 2778 | return value; |
| 2779 | |
| 2780 | switch ((int) vstack->tag) { |
| 2781 | case FcVStackString: |
| 2782 | value.u.s = FcStrdup (vstack->u.string)((FcChar8 *) strdup ((const char *) (vstack->u.string))); |
| 2783 | if (value.u.s) |
| 2784 | value.type = FcTypeString; |
| 2785 | break; |
| 2786 | case FcVStackConstant: |
| 2787 | if (FcNameConstant (vstack->u.string, &value.u.i)) |
| 2788 | value.type = FcTypeInteger; |
| 2789 | break; |
| 2790 | case FcVStackInteger: |
| 2791 | value.u.i = vstack->u.integer; |
| 2792 | value.type = FcTypeInteger; |
| 2793 | break; |
| 2794 | case FcVStackDouble: |
| 2795 | value.u.d = vstack->u._double; |
| 2796 | value.type = FcTypeDouble; |
| 2797 | break; |
| 2798 | case FcVStackBool: |
| 2799 | value.u.b = vstack->u.bool_; |
| 2800 | value.type = FcTypeBool; |
| 2801 | break; |
| 2802 | case FcVStackCharSet: |
| 2803 | value.u.c = FcCharSetCopy (vstack->u.charset); |
| 2804 | if (value.u.c) |
| 2805 | value.type = FcTypeCharSet; |
| 2806 | break; |
| 2807 | case FcVStackLangSet: |
| 2808 | value.u.l = FcLangSetCopy (vstack->u.langset); |
| 2809 | if (value.u.l) |
| 2810 | value.type = FcTypeLangSet; |
| 2811 | break; |
| 2812 | case FcVStackRange: |
| 2813 | value.u.r = FcRangeCopy (vstack->u.range); |
| 2814 | if (value.u.r) |
| 2815 | value.type = FcTypeRange; |
| 2816 | break; |
| 2817 | default: |
| 2818 | FcConfigMessage (parse, FcSevereWarning, "unknown pattern element %d", |
| 2819 | vstack->tag); |
| 2820 | break; |
| 2821 | } |
| 2822 | FcVStackPopAndDestroy (parse); |
| 2823 | |
| 2824 | return value; |
| 2825 | } |
| 2826 | |
| 2827 | static void |
| 2828 | FcParsePatelt (FcConfigParse *parse) |
| 2829 | { |
| 2830 | FcValue value; |
| 2831 | FcPattern *pattern = FcPatternCreate (); |
| 2832 | const char *name; |
| 2833 | |
| 2834 | if (!pattern) |
| 2835 | { |
| 2836 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2837 | return; |
| 2838 | } |
| 2839 | |
| 2840 | name = (char *) FcConfigGetAttribute (parse, "name"); |
| 2841 | if (!name) |
| 2842 | { |
| 2843 | FcConfigMessage (parse, FcSevereWarning, "missing pattern element name"); |
| 2844 | FcPatternDestroy (pattern); |
| 2845 | return; |
| 2846 | } |
| 2847 | |
| 2848 | for (;;) |
| 2849 | { |
| 2850 | value = FcPopValue (parse); |
| 2851 | if (value.type == FcTypeVoid) |
| 2852 | break; |
| 2853 | if (!FcPatternAdd (pattern, name, value, FcTrue1)) |
| 2854 | { |
| 2855 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2856 | FcValueDestroy(value); |
| 2857 | break; |
| 2858 | } |
| 2859 | FcValueDestroy(value); |
| 2860 | } |
| 2861 | |
| 2862 | FcVStackPushPattern (parse, pattern); |
| 2863 | } |
| 2864 | |
| 2865 | static void |
| 2866 | FcParsePattern (FcConfigParse *parse) |
| 2867 | { |
| 2868 | FcVStack *vstack; |
| 2869 | FcPattern *pattern = FcPatternCreate (); |
| 2870 | |
| 2871 | if (!pattern) |
| 2872 | { |
| 2873 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2874 | return; |
| 2875 | } |
| 2876 | |
| 2877 | while ((vstack = FcVStackPeek (parse))) |
| 2878 | { |
| 2879 | switch ((int) vstack->tag) { |
| 2880 | case FcVStackPattern: |
| 2881 | if (!FcPatternAppend (pattern, vstack->u.pattern)) |
| 2882 | { |
| 2883 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2884 | FcPatternDestroy (pattern); |
| 2885 | return; |
| 2886 | } |
| 2887 | break; |
| 2888 | default: |
| 2889 | FcConfigMessage (parse, FcSevereWarning, "unknown pattern element"); |
| 2890 | break; |
| 2891 | } |
| 2892 | FcVStackPopAndDestroy (parse); |
| 2893 | } |
| 2894 | |
| 2895 | FcVStackPushPattern (parse, pattern); |
| 2896 | } |
| 2897 | |
| 2898 | static void |
| 2899 | FcEndElement(void *userData, const XML_Char *name FC_UNUSED__attribute__((unused))) |
| 2900 | { |
| 2901 | FcConfigParse *parse = userData; |
| 2902 | FcChar8 *data; |
| 2903 | |
| 2904 | if (!parse->pstack) |
| 2905 | return; |
| 2906 | switch (parse->pstack->element) { |
| 2907 | case FcElementNone: |
| 2908 | break; |
| 2909 | case FcElementFontconfig: |
| 2910 | break; |
| 2911 | case FcElementDir: |
| 2912 | FcParseDir (parse); |
| 2913 | break; |
| 2914 | case FcElementCacheDir: |
| 2915 | FcParseCacheDir (parse); |
| 2916 | break; |
| 2917 | case FcElementCache: |
| 2918 | data = FcStrBufDoneStatic (&parse->pstack->str); |
| 2919 | if (!data) |
| 2920 | { |
| 2921 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 2922 | break; |
| 2923 | } |
| 2924 | /* discard this data; no longer used */ |
| 2925 | FcStrBufDestroy (&parse->pstack->str); |
| 2926 | break; |
| 2927 | case FcElementInclude: |
| 2928 | FcParseInclude (parse); |
| 2929 | break; |
| 2930 | case FcElementConfig: |
| 2931 | break; |
| 2932 | case FcElementMatch: |
| 2933 | FcParseMatch (parse); |
| 2934 | break; |
| 2935 | case FcElementAlias: |
| 2936 | FcParseAlias (parse); |
| 2937 | break; |
| 2938 | |
| 2939 | case FcElementBlank: |
| 2940 | FcParseBlank (parse); |
| 2941 | break; |
| 2942 | case FcElementRescan: |
| 2943 | FcParseRescan (parse); |
| 2944 | break; |
| 2945 | |
| 2946 | case FcElementPrefer: |
| 2947 | FcParseFamilies (parse, FcVStackPrefer); |
| 2948 | break; |
| 2949 | case FcElementAccept: |
| 2950 | FcParseFamilies (parse, FcVStackAccept); |
| 2951 | break; |
| 2952 | case FcElementDefault: |
| 2953 | FcParseFamilies (parse, FcVStackDefault); |
| 2954 | break; |
| 2955 | case FcElementFamily: |
| 2956 | FcParseFamily (parse); |
| 2957 | break; |
| 2958 | |
| 2959 | case FcElementTest: |
| 2960 | FcParseTest (parse); |
| 2961 | break; |
| 2962 | case FcElementEdit: |
| 2963 | FcParseEdit (parse); |
| 2964 | break; |
| 2965 | |
| 2966 | case FcElementInt: |
| 2967 | FcParseInt (parse); |
| 2968 | break; |
| 2969 | case FcElementDouble: |
| 2970 | FcParseDouble (parse); |
| 2971 | break; |
| 2972 | case FcElementString: |
| 2973 | FcParseString (parse, FcVStackString); |
| 2974 | break; |
| 2975 | case FcElementMatrix: |
| 2976 | FcParseMatrix (parse); |
| 2977 | break; |
| 2978 | case FcElementRange: |
| 2979 | FcParseRange (parse); |
| 2980 | break; |
| 2981 | case FcElementBool: |
| 2982 | FcParseBool (parse); |
| 2983 | break; |
| 2984 | case FcElementCharSet: |
| 2985 | FcParseCharSet (parse); |
| 2986 | break; |
| 2987 | case FcElementLangSet: |
| 2988 | FcParseLangSet (parse); |
| 2989 | break; |
| 2990 | case FcElementSelectfont: |
| 2991 | break; |
| 2992 | case FcElementAcceptfont: |
| 2993 | case FcElementRejectfont: |
| 2994 | FcParseAcceptRejectFont (parse, parse->pstack->element); |
| 2995 | break; |
| 2996 | case FcElementGlob: |
| 2997 | FcParseString (parse, FcVStackGlob); |
| 2998 | break; |
| 2999 | case FcElementPattern: |
| 3000 | FcParsePattern (parse); |
| 3001 | break; |
| 3002 | case FcElementPatelt: |
| 3003 | FcParsePatelt (parse); |
| 3004 | break; |
| 3005 | case FcElementName: |
| 3006 | FcParseName (parse); |
| 3007 | break; |
| 3008 | case FcElementConst: |
| 3009 | FcParseString (parse, FcVStackConstant); |
| 3010 | break; |
| 3011 | case FcElementOr: |
| 3012 | FcParseBinary (parse, FcOpOr); |
| 3013 | break; |
| 3014 | case FcElementAnd: |
| 3015 | FcParseBinary (parse, FcOpAnd); |
| 3016 | break; |
| 3017 | case FcElementEq: |
| 3018 | FcParseBinary (parse, FcOpEqual); |
| 3019 | break; |
| 3020 | case FcElementNotEq: |
| 3021 | FcParseBinary (parse, FcOpNotEqual); |
| 3022 | break; |
| 3023 | case FcElementLess: |
| 3024 | FcParseBinary (parse, FcOpLess); |
| 3025 | break; |
| 3026 | case FcElementLessEq: |
| 3027 | FcParseBinary (parse, FcOpLessEqual); |
| 3028 | break; |
| 3029 | case FcElementMore: |
| 3030 | FcParseBinary (parse, FcOpMore); |
| 3031 | break; |
| 3032 | case FcElementMoreEq: |
| 3033 | FcParseBinary (parse, FcOpMoreEqual); |
| 3034 | break; |
| 3035 | case FcElementContains: |
| 3036 | FcParseBinary (parse, FcOpContains); |
| 3037 | break; |
| 3038 | case FcElementNotContains: |
| 3039 | FcParseBinary (parse, FcOpNotContains); |
| 3040 | break; |
| 3041 | case FcElementPlus: |
| 3042 | FcParseBinary (parse, FcOpPlus); |
| 3043 | break; |
| 3044 | case FcElementMinus: |
| 3045 | FcParseBinary (parse, FcOpMinus); |
| 3046 | break; |
| 3047 | case FcElementTimes: |
| 3048 | FcParseBinary (parse, FcOpTimes); |
| 3049 | break; |
| 3050 | case FcElementDivide: |
| 3051 | FcParseBinary (parse, FcOpDivide); |
| 3052 | break; |
| 3053 | case FcElementNot: |
| 3054 | FcParseUnary (parse, FcOpNot); |
| 3055 | break; |
| 3056 | case FcElementIf: |
| 3057 | FcParseBinary (parse, FcOpQuest); |
| 3058 | break; |
| 3059 | case FcElementFloor: |
| 3060 | FcParseUnary (parse, FcOpFloor); |
| 3061 | break; |
| 3062 | case FcElementCeil: |
| 3063 | FcParseUnary (parse, FcOpCeil); |
| 3064 | break; |
| 3065 | case FcElementRound: |
| 3066 | FcParseUnary (parse, FcOpRound); |
| 3067 | break; |
| 3068 | case FcElementTrunc: |
| 3069 | FcParseUnary (parse, FcOpTrunc); |
| 3070 | break; |
| 3071 | case FcElementUnknown: |
| 3072 | break; |
| 3073 | } |
| 3074 | (void) FcPStackPop (parse); |
| 3075 | } |
| 3076 | |
| 3077 | static void |
| 3078 | FcCharacterData (void *userData, const XML_Char *s, int len) |
| 3079 | { |
| 3080 | FcConfigParse *parse = userData; |
| 3081 | |
| 3082 | if (!parse->pstack) |
| 3083 | return; |
| 3084 | if (!FcStrBufData (&parse->pstack->str, (FcChar8 *) s, len)) |
| 3085 | FcConfigMessage (parse, FcSevereError, "out of memory"); |
| 3086 | } |
| 3087 | |
| 3088 | static void |
| 3089 | FcStartDoctypeDecl (void *userData, |
| 3090 | const XML_Char *doctypeName, |
| 3091 | const XML_Char *sysid FC_UNUSED__attribute__((unused)), |
| 3092 | const XML_Char *pubid FC_UNUSED__attribute__((unused)), |
| 3093 | int has_internal_subset FC_UNUSED__attribute__((unused))) |
| 3094 | { |
| 3095 | FcConfigParse *parse = userData; |
| 3096 | |
| 3097 | if (strcmp ((char *) doctypeName, "fontconfig") != 0) |
| 3098 | FcConfigMessage (parse, FcSevereError, "invalid doctype \"%s\"", doctypeName); |
| 3099 | } |
| 3100 | |
| 3101 | #ifdef ENABLE_LIBXML2 |
| 3102 | |
| 3103 | static void |
| 3104 | FcInternalSubsetDecl (void *userData, |
| 3105 | const XML_Char *doctypeName, |
| 3106 | const XML_Char *sysid, |
| 3107 | const XML_Char *pubid) |
| 3108 | { |
| 3109 | FcStartDoctypeDecl (userData, doctypeName, sysid, pubid, 1); |
| 3110 | } |
| 3111 | |
| 3112 | static void |
| 3113 | FcExternalSubsetDecl (void *userData, |
| 3114 | const XML_Char *doctypeName, |
| 3115 | const XML_Char *sysid, |
| 3116 | const XML_Char *pubid) |
| 3117 | { |
| 3118 | FcStartDoctypeDecl (userData, doctypeName, sysid, pubid, 0); |
| 3119 | } |
| 3120 | |
| 3121 | #else /* ENABLE_LIBXML2 */ |
| 3122 | |
| 3123 | static void |
| 3124 | FcEndDoctypeDecl (void *userData FC_UNUSED__attribute__((unused))) |
| 3125 | { |
| 3126 | } |
| 3127 | |
| 3128 | #endif /* ENABLE_LIBXML2 */ |
| 3129 | |
| 3130 | static int |
| 3131 | FcSortCmpStr (const void *a, const void *b) |
| 3132 | { |
| 3133 | const FcChar8 *as = *((FcChar8 **) a); |
| 3134 | const FcChar8 *bs = *((FcChar8 **) b); |
| 3135 | return FcStrCmp (as, bs); |
| 3136 | } |
| 3137 | |
| 3138 | static FcBool |
| 3139 | FcConfigParseAndLoadDir (FcConfig *config, |
| 3140 | const FcChar8 *name, |
| 3141 | const FcChar8 *dir, |
| 3142 | FcBool complain) |
| 3143 | { |
| 3144 | DIR *d; |
| 3145 | struct dirent *e; |
| 3146 | FcBool ret = FcTrue1; |
| 3147 | FcChar8 *file; |
| 3148 | FcChar8 *base; |
| 3149 | FcStrSet *files; |
| 3150 | |
| 3151 | d = opendir ((char *) dir); |
| 3152 | if (!d) |
| 3153 | { |
| 3154 | if (complain) |
| 3155 | FcConfigMessage (0, FcSevereError, "Cannot open config dir \"%s\"", |
| 3156 | name); |
| 3157 | ret = FcFalse0; |
| 3158 | goto bail0; |
| 3159 | } |
| 3160 | /* freed below */ |
| 3161 | file = (FcChar8 *) malloc (strlen ((char *) dir) + 1 + FC_MAX_FILE_LEN4096 + 1); |
| 3162 | if (!file) |
| 3163 | { |
| 3164 | ret = FcFalse0; |
| 3165 | goto bail1; |
| 3166 | } |
| 3167 | |
| 3168 | strcpy ((char *) file, (char *) dir)__builtin___strcpy_chk ((char *) file, (char *) dir, __builtin_object_size ((char *) file, 2 > 1 ? 1 : 0)); |
| 3169 | strcat ((char *) file, "/")__builtin___strcat_chk ((char *) file, "/", __builtin_object_size ((char *) file, 2 > 1 ? 1 : 0)); |
| 3170 | base = file + strlen ((char *) file); |
| 3171 | |
| 3172 | files = FcStrSetCreateEx (FCSS_GROW_BY_642); |
| 3173 | if (!files) |
| 3174 | { |
| 3175 | ret = FcFalse0; |
| 3176 | goto bail2; |
| 3177 | } |
| 3178 | |
| 3179 | if (FcDebug ()(FcDebugVal) & FC_DBG_CONFIG1024) |
| 3180 | printf ("\tScanning config dir %s\n", dir); |
| 3181 | |
| 3182 | while (ret && (e = readdir (d))) |
| 3183 | { |
| 3184 | int d_len; |
| 3185 | #define TAIL".conf" ".conf" |
| 3186 | #define TAIL_LEN5 5 |
| 3187 | /* |
| 3188 | * Add all files of the form [0-9]*.conf |
| 3189 | */ |
| 3190 | if ('0' <= e->d_name[0] && e->d_name[0] <= '9' && |
| 3191 | (d_len = strlen (e->d_name)) < FC_MAX_FILE_LEN4096 && |
| 3192 | d_len > TAIL_LEN5 && |
| 3193 | strcmp (e->d_name + d_len - TAIL_LEN5, TAIL".conf") == 0) |
| 3194 | { |
| 3195 | strcpy ((char *) base, (char *) e->d_name)__builtin___strcpy_chk ((char *) base, (char *) e->d_name, __builtin_object_size ((char *) base, 2 > 1 ? 1 : 0)); |
| 3196 | if (!FcStrSetAdd (files, file)) |
| 3197 | { |
| 3198 | ret = FcFalse0; |
| 3199 | goto bail3; |
| 3200 | } |
| 3201 | } |
| 3202 | } |
| 3203 | if (ret) |
| 3204 | { |
| 3205 | int i; |
| 3206 | qsort (files->strs, files->num, sizeof (FcChar8 *), |
| 3207 | (int (*)(const void *, const void *)) FcSortCmpStr); |
| 3208 | for (i = 0; ret && i < files->num; i++) |
| 3209 | ret = FcConfigParseAndLoad (config, files->strs[i], complain); |
| 3210 | } |
| 3211 | bail3: |
| 3212 | FcStrSetDestroy (files); |
| 3213 | bail2: |
| 3214 | free (file); |
| 3215 | bail1: |
| 3216 | closedir (d); |
| 3217 | bail0: |
| 3218 | return ret || !complain; |
| 3219 | } |
| 3220 | |
| 3221 | #ifdef _WIN32 |
| 3222 | pfnGetSystemWindowsDirectory pGetSystemWindowsDirectory = NULL((void*)0); |
| 3223 | pfnSHGetFolderPathA pSHGetFolderPathA = NULL((void*)0); |
| 3224 | #endif |
| 3225 | |
| 3226 | FcBool |
| 3227 | FcConfigParseAndLoad (FcConfig *config, |
| 3228 | const FcChar8 *name, |
| 3229 | FcBool complain) |
| 3230 | { |
| 3231 | |
| 3232 | XML_Parser p; |
| 3233 | FcChar8 *filename, *f; |
| 3234 | int fd; |
| 3235 | int len; |
| 3236 | FcConfigParse parse; |
| 3237 | FcBool error = FcTrue1; |
| 3238 | const FcChar8 *sysroot = FcConfigGetSysRoot (config); |
| 3239 | |
| 3240 | #ifdef ENABLE_LIBXML2 |
| 3241 | xmlSAXHandler sax; |
| 3242 | char buf[BUFSIZ1024]; |
| 3243 | #else |
| 3244 | void *buf; |
| 3245 | #endif |
| 3246 | |
| 3247 | #ifdef _WIN32 |
| 3248 | if (!pGetSystemWindowsDirectory) |
| 3249 | { |
| 3250 | HMODULE hk32 = GetModuleHandleA("kernel32.dll"); |
| 3251 | if (!(pGetSystemWindowsDirectory = (pfnGetSystemWindowsDirectory) GetProcAddress(hk32, "GetSystemWindowsDirectoryA"))) |
| 3252 | pGetSystemWindowsDirectory = (pfnGetSystemWindowsDirectory) GetWindowsDirectory; |
| 3253 | } |
| 3254 | if (!pSHGetFolderPathA) |
| 3255 | { |
| 3256 | HMODULE hSh = LoadLibraryA("shfolder.dll"); |
| 3257 | /* the check is done later, because there is no provided fallback */ |
| 3258 | if (hSh) |
| 3259 | pSHGetFolderPathA = (pfnSHGetFolderPathA) GetProcAddress(hSh, "SHGetFolderPathA"); |
| 3260 | } |
| 3261 | #endif |
| 3262 | |
| 3263 | f = FcConfigFilename (name); |
| 3264 | if (!f) |
| 3265 | goto bail0; |
| 3266 | if (sysroot) |
| 3267 | filename = FcStrBuildFilename (sysroot, f, NULL((void*)0)); |
| 3268 | else |
| 3269 | filename = FcStrdup (f)((FcChar8 *) strdup ((const char *) (f))); |
| 3270 | FcStrFree (f); |
| 3271 | |
| 3272 | if (FcStrSetMember (config->configFiles, filename)) |
| 3273 | { |
| 3274 | FcStrFree (filename); |
| 3275 | return FcTrue1; |
| 3276 | } |
| 3277 | |
| 3278 | if (!FcStrSetAdd (config->configFiles, filename)) |
| 3279 | { |
| 3280 | FcStrFree (filename); |
| 3281 | goto bail0; |
| 3282 | } |
| 3283 | |
| 3284 | if (FcFileIsDir (filename)) |
| 3285 | { |
| 3286 | FcBool ret = FcConfigParseAndLoadDir (config, name, filename, complain); |
| 3287 | FcStrFree (filename); |
| 3288 | return ret; |
| 3289 | } |
| 3290 | |
| 3291 | if (FcDebug ()(FcDebugVal) & FC_DBG_CONFIG1024) |
| 3292 | printf ("\tLoading config file %s\n", filename); |
| 3293 | |
| 3294 | fd = FcOpen ((char *) filename, O_RDONLY0x0000); |
| 3295 | if (fd == -1) { |
| 3296 | FcStrFree (filename); |
| 3297 | goto bail0; |
| 3298 | } |
| 3299 | |
| 3300 | #ifdef ENABLE_LIBXML2 |
| 3301 | memset(&sax, 0, sizeof(sax))__builtin___memset_chk (&sax, 0, sizeof(sax), __builtin_object_size (&sax, 0)); |
| 3302 | |
| 3303 | sax.internalSubset = FcInternalSubsetDecl; |
| 3304 | sax.externalSubset = FcExternalSubsetDecl; |
| 3305 | sax.startElement = FcStartElement; |
| 3306 | sax.endElement = FcEndElement; |
| 3307 | sax.characters = FcCharacterData; |
| 3308 | |
| 3309 | p = xmlCreatePushParserCtxt (&sax, &parse, NULL((void*)0), 0, (const char *) filename); |
| 3310 | #else |
| 3311 | p = XML_ParserCreate ("UTF-8"); |
| 3312 | #endif |
| 3313 | FcStrFree (filename); |
| 3314 | |
| 3315 | if (!p) |
| 3316 | goto bail1; |
| 3317 | |
| 3318 | if (!FcConfigParseInit (&parse, name, config, p)) |
| 3319 | goto bail2; |
| 3320 | |
| 3321 | #ifndef ENABLE_LIBXML2 |
| 3322 | |
| 3323 | XML_SetUserData (p, &parse); |
| 3324 | |
| 3325 | XML_SetDoctypeDeclHandler (p, FcStartDoctypeDecl, FcEndDoctypeDecl); |
| 3326 | XML_SetElementHandler (p, FcStartElement, FcEndElement); |
| 3327 | XML_SetCharacterDataHandler (p, FcCharacterData); |
| 3328 | |
| 3329 | #endif /* ENABLE_LIBXML2 */ |
| 3330 | |
| 3331 | do { |
| 3332 | #ifndef ENABLE_LIBXML2 |
| 3333 | buf = XML_GetBuffer (p, BUFSIZ1024); |
| 3334 | if (!buf) |
| 3335 | { |
| 3336 | FcConfigMessage (&parse, FcSevereError, "cannot get parse buffer"); |
| 3337 | goto bail3; |
| 3338 | } |
| 3339 | #endif |
| 3340 | len = read (fd, buf, BUFSIZ1024); |
| 3341 | if (len < 0) |
| 3342 | { |
| 3343 | FcConfigMessage (&parse, FcSevereError, "failed reading config file"); |
| 3344 | goto bail3; |
| 3345 | } |
| 3346 | |
| 3347 | #ifdef ENABLE_LIBXML2 |
| 3348 | if (xmlParseChunk (p, buf, len, len == 0)) |
| 3349 | #else |
| 3350 | if (!XML_ParseBuffer (p, len, len == 0)) |
| 3351 | #endif |
| 3352 | { |
| 3353 | FcConfigMessage (&parse, FcSevereError, "%s", |
| 3354 | XML_ErrorString (XML_GetErrorCode (p))); |
| 3355 | goto bail3; |
| 3356 | } |
| 3357 | } while (len != 0); |
| 3358 | error = parse.error; |
| 3359 | bail3: |
| 3360 | FcConfigCleanup (&parse); |
| 3361 | bail2: |
| 3362 | XML_ParserFree (p); |
| 3363 | bail1: |
| 3364 | close (fd); |
| 3365 | fd = -1; |
| 3366 | bail0: |
| 3367 | if (error && complain) |
| 3368 | { |
| 3369 | if (name) |
| 3370 | FcConfigMessage (0, FcSevereError, "Cannot load config file \"%s\"", name); |
| 3371 | else |
| 3372 | FcConfigMessage (0, FcSevereError, "Cannot load default config file"); |
| 3373 | return FcFalse0; |
| 3374 | } |
| 3375 | return FcTrue1; |
| 3376 | } |
| 3377 | #define __fcxml__ |
| 3378 | #include "fcaliastail.h" |
| 3379 | #undef __fcxml__ |