b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0-only |
| 2 | /* |
| 3 | * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> |
| 4 | */ |
| 5 | |
| 6 | #include <sys/mman.h> |
| 7 | #include <sys/stat.h> |
| 8 | #include <sys/types.h> |
| 9 | #include <ctype.h> |
| 10 | #include <errno.h> |
| 11 | #include <fcntl.h> |
| 12 | #include <limits.h> |
| 13 | #include <stdarg.h> |
| 14 | #include <stdbool.h> |
| 15 | #include <stdio.h> |
| 16 | #include <stdlib.h> |
| 17 | #include <string.h> |
| 18 | #include <time.h> |
| 19 | #include <unistd.h> |
| 20 | |
| 21 | #include "lkc.h" |
| 22 | |
| 23 | /* return true if 'path' exists, false otherwise */ |
| 24 | static bool is_present(const char *path) |
| 25 | { |
| 26 | struct stat st; |
| 27 | |
| 28 | return !stat(path, &st); |
| 29 | } |
| 30 | |
| 31 | /* return true if 'path' exists and it is a directory, false otherwise */ |
| 32 | static bool is_dir(const char *path) |
| 33 | { |
| 34 | struct stat st; |
| 35 | |
| 36 | if (stat(path, &st)) |
| 37 | return false; |
| 38 | |
| 39 | return S_ISDIR(st.st_mode); |
| 40 | } |
| 41 | |
| 42 | /* return true if the given two files are the same, false otherwise */ |
| 43 | static bool is_same(const char *file1, const char *file2) |
| 44 | { |
| 45 | int fd1, fd2; |
| 46 | struct stat st1, st2; |
| 47 | void *map1, *map2; |
| 48 | bool ret = false; |
| 49 | |
| 50 | fd1 = open(file1, O_RDONLY); |
| 51 | if (fd1 < 0) |
| 52 | return ret; |
| 53 | |
| 54 | fd2 = open(file2, O_RDONLY); |
| 55 | if (fd2 < 0) |
| 56 | goto close1; |
| 57 | |
| 58 | ret = fstat(fd1, &st1); |
| 59 | if (ret) |
| 60 | goto close2; |
| 61 | ret = fstat(fd2, &st2); |
| 62 | if (ret) |
| 63 | goto close2; |
| 64 | |
| 65 | if (st1.st_size != st2.st_size) |
| 66 | goto close2; |
| 67 | |
| 68 | map1 = mmap(NULL, st1.st_size, PROT_READ, MAP_PRIVATE, fd1, 0); |
| 69 | if (map1 == MAP_FAILED) |
| 70 | goto close2; |
| 71 | |
| 72 | map2 = mmap(NULL, st2.st_size, PROT_READ, MAP_PRIVATE, fd2, 0); |
| 73 | if (map2 == MAP_FAILED) |
| 74 | goto close2; |
| 75 | |
| 76 | if (bcmp(map1, map2, st1.st_size)) |
| 77 | goto close2; |
| 78 | |
| 79 | ret = true; |
| 80 | close2: |
| 81 | close(fd2); |
| 82 | close1: |
| 83 | close(fd1); |
| 84 | |
| 85 | return ret; |
| 86 | } |
| 87 | |
| 88 | /* |
| 89 | * Create the parent directory of the given path. |
| 90 | * |
| 91 | * For example, if 'include/config/auto.conf' is given, create 'include/config'. |
| 92 | */ |
| 93 | static int make_parent_dir(const char *path) |
| 94 | { |
| 95 | char tmp[PATH_MAX + 1]; |
| 96 | char *p; |
| 97 | |
| 98 | strncpy(tmp, path, sizeof(tmp)); |
| 99 | tmp[sizeof(tmp) - 1] = 0; |
| 100 | |
| 101 | /* Remove the base name. Just return if nothing is left */ |
| 102 | p = strrchr(tmp, '/'); |
| 103 | if (!p) |
| 104 | return 0; |
| 105 | *(p + 1) = 0; |
| 106 | |
| 107 | /* Just in case it is an absolute path */ |
| 108 | p = tmp; |
| 109 | while (*p == '/') |
| 110 | p++; |
| 111 | |
| 112 | while ((p = strchr(p, '/'))) { |
| 113 | *p = 0; |
| 114 | |
| 115 | /* skip if the directory exists */ |
| 116 | if (!is_dir(tmp) && mkdir(tmp, 0755)) |
| 117 | return -1; |
| 118 | |
| 119 | *p = '/'; |
| 120 | while (*p == '/') |
| 121 | p++; |
| 122 | } |
| 123 | |
| 124 | return 0; |
| 125 | } |
| 126 | |
| 127 | static char depfile_path[PATH_MAX]; |
| 128 | static size_t depfile_prefix_len; |
| 129 | |
| 130 | /* touch depfile for symbol 'name' */ |
| 131 | static int conf_touch_dep(const char *name) |
| 132 | { |
| 133 | int fd; |
| 134 | |
| 135 | /* check overflow: prefix + name + '\0' must fit in buffer. */ |
| 136 | if (depfile_prefix_len + strlen(name) + 1 > sizeof(depfile_path)) |
| 137 | return -1; |
| 138 | |
| 139 | strcpy(depfile_path + depfile_prefix_len, name); |
| 140 | |
| 141 | fd = open(depfile_path, O_WRONLY | O_CREAT | O_TRUNC, 0644); |
| 142 | if (fd == -1) |
| 143 | return -1; |
| 144 | close(fd); |
| 145 | |
| 146 | return 0; |
| 147 | } |
| 148 | |
| 149 | static void conf_warning(const char *fmt, ...) |
| 150 | __attribute__ ((format (printf, 1, 2))); |
| 151 | |
| 152 | static void conf_message(const char *fmt, ...) |
| 153 | __attribute__ ((format (printf, 1, 2))); |
| 154 | |
| 155 | static const char *conf_filename; |
| 156 | static int conf_lineno, conf_warnings; |
| 157 | |
| 158 | static void conf_warning(const char *fmt, ...) |
| 159 | { |
| 160 | va_list ap; |
| 161 | va_start(ap, fmt); |
| 162 | fprintf(stderr, "%s:%d:warning: ", conf_filename, conf_lineno); |
| 163 | vfprintf(stderr, fmt, ap); |
| 164 | fprintf(stderr, "\n"); |
| 165 | va_end(ap); |
| 166 | conf_warnings++; |
| 167 | } |
| 168 | |
| 169 | static void conf_default_message_callback(const char *s) |
| 170 | { |
| 171 | printf("#\n# "); |
| 172 | printf("%s", s); |
| 173 | printf("\n#\n"); |
| 174 | } |
| 175 | |
| 176 | static void (*conf_message_callback)(const char *s) = |
| 177 | conf_default_message_callback; |
| 178 | void conf_set_message_callback(void (*fn)(const char *s)) |
| 179 | { |
| 180 | conf_message_callback = fn; |
| 181 | } |
| 182 | |
| 183 | static void conf_message(const char *fmt, ...) |
| 184 | { |
| 185 | va_list ap; |
| 186 | char buf[4096]; |
| 187 | |
| 188 | if (!conf_message_callback) |
| 189 | return; |
| 190 | |
| 191 | va_start(ap, fmt); |
| 192 | |
| 193 | vsnprintf(buf, sizeof(buf), fmt, ap); |
| 194 | conf_message_callback(buf); |
| 195 | va_end(ap); |
| 196 | } |
| 197 | |
| 198 | const char *conf_get_configname(void) |
| 199 | { |
| 200 | char *name = getenv("KCONFIG_CONFIG"); |
| 201 | |
| 202 | return name ? name : ".config"; |
| 203 | } |
| 204 | |
| 205 | static const char *conf_get_autoconfig_name(void) |
| 206 | { |
| 207 | char *name = getenv("KCONFIG_AUTOCONFIG"); |
| 208 | |
| 209 | return name ? name : "include/config/auto.conf"; |
| 210 | } |
| 211 | |
| 212 | static const char *conf_get_autoheader_name(void) |
| 213 | { |
| 214 | char *name = getenv("KCONFIG_AUTOHEADER"); |
| 215 | |
| 216 | return name ? name : "include/generated/autoconf.h"; |
| 217 | } |
| 218 | |
| 219 | static const char *conf_get_rustccfg_name(void) |
| 220 | { |
| 221 | char *name = getenv("KCONFIG_RUSTCCFG"); |
| 222 | |
| 223 | return name ? name : "include/generated/rustc_cfg"; |
| 224 | } |
| 225 | |
| 226 | static int conf_set_sym_val(struct symbol *sym, int def, int def_flags, char *p) |
| 227 | { |
| 228 | char *p2; |
| 229 | |
| 230 | switch (sym->type) { |
| 231 | case S_TRISTATE: |
| 232 | if (p[0] == 'm') { |
| 233 | sym->def[def].tri = mod; |
| 234 | sym->flags |= def_flags; |
| 235 | break; |
| 236 | } |
| 237 | /* fall through */ |
| 238 | case S_BOOLEAN: |
| 239 | if (p[0] == 'y') { |
| 240 | sym->def[def].tri = yes; |
| 241 | sym->flags |= def_flags; |
| 242 | break; |
| 243 | } |
| 244 | if (p[0] == 'n') { |
| 245 | sym->def[def].tri = no; |
| 246 | sym->flags |= def_flags; |
| 247 | break; |
| 248 | } |
| 249 | if (def != S_DEF_AUTO) |
| 250 | conf_warning("symbol value '%s' invalid for %s", |
| 251 | p, sym->name); |
| 252 | return 1; |
| 253 | case S_STRING: |
| 254 | /* No escaping for S_DEF_AUTO (include/config/auto.conf) */ |
| 255 | if (def != S_DEF_AUTO) { |
| 256 | if (*p++ != '"') |
| 257 | break; |
| 258 | for (p2 = p; (p2 = strpbrk(p2, "\"\\")); p2++) { |
| 259 | if (*p2 == '"') { |
| 260 | *p2 = 0; |
| 261 | break; |
| 262 | } |
| 263 | memmove(p2, p2 + 1, strlen(p2)); |
| 264 | } |
| 265 | if (!p2) { |
| 266 | conf_warning("invalid string found"); |
| 267 | return 1; |
| 268 | } |
| 269 | } |
| 270 | /* fall through */ |
| 271 | case S_INT: |
| 272 | case S_HEX: |
| 273 | if (sym_string_valid(sym, p)) { |
| 274 | sym->def[def].val = xstrdup(p); |
| 275 | sym->flags |= def_flags; |
| 276 | } else { |
| 277 | if (def != S_DEF_AUTO) |
| 278 | conf_warning("symbol value '%s' invalid for %s", |
| 279 | p, sym->name); |
| 280 | return 1; |
| 281 | } |
| 282 | break; |
| 283 | default: |
| 284 | ; |
| 285 | } |
| 286 | return 0; |
| 287 | } |
| 288 | |
| 289 | #define LINE_GROWTH 16 |
| 290 | static int add_byte(int c, char **lineptr, size_t slen, size_t *n) |
| 291 | { |
| 292 | char *nline; |
| 293 | size_t new_size = slen + 1; |
| 294 | if (new_size > *n) { |
| 295 | new_size += LINE_GROWTH - 1; |
| 296 | new_size *= 2; |
| 297 | nline = xrealloc(*lineptr, new_size); |
| 298 | if (!nline) |
| 299 | return -1; |
| 300 | |
| 301 | *lineptr = nline; |
| 302 | *n = new_size; |
| 303 | } |
| 304 | |
| 305 | (*lineptr)[slen] = c; |
| 306 | |
| 307 | return 0; |
| 308 | } |
| 309 | |
| 310 | static ssize_t compat_getline(char **lineptr, size_t *n, FILE *stream) |
| 311 | { |
| 312 | char *line = *lineptr; |
| 313 | size_t slen = 0; |
| 314 | |
| 315 | for (;;) { |
| 316 | int c = getc(stream); |
| 317 | |
| 318 | switch (c) { |
| 319 | case '\n': |
| 320 | if (add_byte(c, &line, slen, n) < 0) |
| 321 | goto e_out; |
| 322 | slen++; |
| 323 | /* fall through */ |
| 324 | case EOF: |
| 325 | if (add_byte('\0', &line, slen, n) < 0) |
| 326 | goto e_out; |
| 327 | *lineptr = line; |
| 328 | if (slen == 0) |
| 329 | return -1; |
| 330 | return slen; |
| 331 | default: |
| 332 | if (add_byte(c, &line, slen, n) < 0) |
| 333 | goto e_out; |
| 334 | slen++; |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | e_out: |
| 339 | line[slen-1] = '\0'; |
| 340 | *lineptr = line; |
| 341 | return -1; |
| 342 | } |
| 343 | |
| 344 | void conf_reset(int def) |
| 345 | { |
| 346 | struct symbol *sym; |
| 347 | int i, def_flags; |
| 348 | |
| 349 | def_flags = SYMBOL_DEF << def; |
| 350 | for_all_symbols(i, sym) { |
| 351 | sym->flags |= SYMBOL_CHANGED; |
| 352 | sym->flags &= ~(def_flags|SYMBOL_VALID); |
| 353 | if (sym_is_choice(sym)) |
| 354 | sym->flags |= def_flags; |
| 355 | switch (sym->type) { |
| 356 | case S_INT: |
| 357 | case S_HEX: |
| 358 | case S_STRING: |
| 359 | if (sym->def[def].val) |
| 360 | free(sym->def[def].val); |
| 361 | /* fall through */ |
| 362 | default: |
| 363 | sym->def[def].val = NULL; |
| 364 | sym->def[def].tri = no; |
| 365 | } |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | int conf_read_simple(const char *name, int def) |
| 370 | { |
| 371 | FILE *in = NULL; |
| 372 | char *line = NULL; |
| 373 | size_t line_asize = 0; |
| 374 | char *p, *p2; |
| 375 | struct symbol *sym; |
| 376 | int def_flags; |
| 377 | const char *warn_unknown; |
| 378 | const char *werror; |
| 379 | |
| 380 | warn_unknown = getenv("KCONFIG_WARN_UNKNOWN_SYMBOLS"); |
| 381 | werror = getenv("KCONFIG_WERROR"); |
| 382 | if (name) { |
| 383 | in = zconf_fopen(name); |
| 384 | } else { |
| 385 | char *env; |
| 386 | |
| 387 | name = conf_get_configname(); |
| 388 | in = zconf_fopen(name); |
| 389 | if (in) |
| 390 | goto load; |
| 391 | conf_set_changed(true); |
| 392 | |
| 393 | env = getenv("KCONFIG_DEFCONFIG_LIST"); |
| 394 | if (!env) |
| 395 | return 1; |
| 396 | |
| 397 | while (1) { |
| 398 | bool is_last; |
| 399 | |
| 400 | while (isspace(*env)) |
| 401 | env++; |
| 402 | |
| 403 | if (!*env) |
| 404 | break; |
| 405 | |
| 406 | p = env; |
| 407 | while (*p && !isspace(*p)) |
| 408 | p++; |
| 409 | |
| 410 | is_last = (*p == '\0'); |
| 411 | |
| 412 | *p = '\0'; |
| 413 | |
| 414 | in = zconf_fopen(env); |
| 415 | if (in) { |
| 416 | conf_message("using defaults found in %s", |
| 417 | env); |
| 418 | goto load; |
| 419 | } |
| 420 | |
| 421 | if (is_last) |
| 422 | break; |
| 423 | |
| 424 | env = p + 1; |
| 425 | } |
| 426 | } |
| 427 | if (!in) |
| 428 | return 1; |
| 429 | |
| 430 | load: |
| 431 | conf_filename = name; |
| 432 | conf_lineno = 0; |
| 433 | conf_warnings = 0; |
| 434 | |
| 435 | def_flags = SYMBOL_DEF << def; |
| 436 | conf_reset(def); |
| 437 | |
| 438 | while (compat_getline(&line, &line_asize, in) != -1) { |
| 439 | conf_lineno++; |
| 440 | sym = NULL; |
| 441 | if (line[0] == '#') { |
| 442 | if (memcmp(line + 2, CONFIG_, strlen(CONFIG_))) |
| 443 | continue; |
| 444 | p = strchr(line + 2 + strlen(CONFIG_), ' '); |
| 445 | if (!p) |
| 446 | continue; |
| 447 | *p++ = 0; |
| 448 | if (strncmp(p, "is not set", 10)) |
| 449 | continue; |
| 450 | if (def == S_DEF_USER) { |
| 451 | sym = sym_find(line + 2 + strlen(CONFIG_)); |
| 452 | if (!sym) { |
| 453 | if (warn_unknown) |
| 454 | conf_warning("unknown symbol: %s", |
| 455 | line + 2 + strlen(CONFIG_)); |
| 456 | |
| 457 | conf_set_changed(true); |
| 458 | continue; |
| 459 | } |
| 460 | } else { |
| 461 | sym = sym_lookup(line + 2 + strlen(CONFIG_), 0); |
| 462 | if (sym->type == S_UNKNOWN) |
| 463 | sym->type = S_BOOLEAN; |
| 464 | } |
| 465 | switch (sym->type) { |
| 466 | case S_BOOLEAN: |
| 467 | case S_TRISTATE: |
| 468 | sym->def[def].tri = no; |
| 469 | sym->flags |= def_flags; |
| 470 | break; |
| 471 | default: |
| 472 | ; |
| 473 | } |
| 474 | } else if (memcmp(line, CONFIG_, strlen(CONFIG_)) == 0) { |
| 475 | p = strchr(line + strlen(CONFIG_), '='); |
| 476 | if (!p) |
| 477 | continue; |
| 478 | *p++ = 0; |
| 479 | p2 = strchr(p, '\n'); |
| 480 | if (p2) { |
| 481 | *p2-- = 0; |
| 482 | if (*p2 == '\r') |
| 483 | *p2 = 0; |
| 484 | } |
| 485 | |
| 486 | sym = sym_find(line + strlen(CONFIG_)); |
| 487 | if (!sym) { |
| 488 | if (def == S_DEF_AUTO) { |
| 489 | /* |
| 490 | * Reading from include/config/auto.conf |
| 491 | * If CONFIG_FOO previously existed in |
| 492 | * auto.conf but it is missing now, |
| 493 | * include/config/FOO must be touched. |
| 494 | */ |
| 495 | conf_touch_dep(line + strlen(CONFIG_)); |
| 496 | } else { |
| 497 | if (warn_unknown) |
| 498 | conf_warning("unknown symbol: %s", |
| 499 | line + strlen(CONFIG_)); |
| 500 | |
| 501 | conf_set_changed(true); |
| 502 | } |
| 503 | continue; |
| 504 | } |
| 505 | |
| 506 | if (conf_set_sym_val(sym, def, def_flags, p)) |
| 507 | continue; |
| 508 | } else { |
| 509 | if (line[0] != '\r' && line[0] != '\n') |
| 510 | conf_warning("unexpected data: %.*s", |
| 511 | (int)strcspn(line, "\r\n"), line); |
| 512 | |
| 513 | continue; |
| 514 | } |
| 515 | |
| 516 | if (sym && sym_is_choice_value(sym)) { |
| 517 | struct symbol *cs = prop_get_symbol(sym_get_choice_prop(sym)); |
| 518 | switch (sym->def[def].tri) { |
| 519 | case no: |
| 520 | break; |
| 521 | case mod: |
| 522 | if (cs->def[def].tri == yes) { |
| 523 | conf_warning("%s creates inconsistent choice state", sym->name); |
| 524 | cs->flags &= ~def_flags; |
| 525 | } |
| 526 | break; |
| 527 | case yes: |
| 528 | if (cs->def[def].tri != no) |
| 529 | conf_warning("override: %s changes choice state", sym->name); |
| 530 | cs->def[def].val = sym; |
| 531 | break; |
| 532 | } |
| 533 | cs->def[def].tri = EXPR_OR(cs->def[def].tri, sym->def[def].tri); |
| 534 | } |
| 535 | } |
| 536 | free(line); |
| 537 | fclose(in); |
| 538 | |
| 539 | if (conf_warnings && werror) |
| 540 | exit(1); |
| 541 | |
| 542 | return 0; |
| 543 | } |
| 544 | |
| 545 | int conf_read(const char *name) |
| 546 | { |
| 547 | struct symbol *sym; |
| 548 | int conf_unsaved = 0; |
| 549 | int i; |
| 550 | |
| 551 | conf_set_changed(false); |
| 552 | |
| 553 | if (conf_read_simple(name, S_DEF_USER)) { |
| 554 | sym_calc_value(modules_sym); |
| 555 | return 1; |
| 556 | } |
| 557 | |
| 558 | sym_calc_value(modules_sym); |
| 559 | |
| 560 | for_all_symbols(i, sym) { |
| 561 | sym_calc_value(sym); |
| 562 | if (sym_is_choice(sym) || (sym->flags & SYMBOL_NO_WRITE)) |
| 563 | continue; |
| 564 | if (sym_has_value(sym) && (sym->flags & SYMBOL_WRITE)) { |
| 565 | /* check that calculated value agrees with saved value */ |
| 566 | switch (sym->type) { |
| 567 | case S_BOOLEAN: |
| 568 | case S_TRISTATE: |
| 569 | if (sym->def[S_DEF_USER].tri == sym_get_tristate_value(sym)) |
| 570 | continue; |
| 571 | break; |
| 572 | default: |
| 573 | if (!strcmp(sym->curr.val, sym->def[S_DEF_USER].val)) |
| 574 | continue; |
| 575 | break; |
| 576 | } |
| 577 | } else if (!sym_has_value(sym) && !(sym->flags & SYMBOL_WRITE)) |
| 578 | /* no previous value and not saved */ |
| 579 | continue; |
| 580 | conf_unsaved++; |
| 581 | /* maybe print value in verbose mode... */ |
| 582 | } |
| 583 | |
| 584 | for_all_symbols(i, sym) { |
| 585 | if (sym_has_value(sym) && !sym_is_choice_value(sym)) { |
| 586 | /* Reset values of generates values, so they'll appear |
| 587 | * as new, if they should become visible, but that |
| 588 | * doesn't quite work if the Kconfig and the saved |
| 589 | * configuration disagree. |
| 590 | */ |
| 591 | if (sym->visible == no && !conf_unsaved) |
| 592 | sym->flags &= ~SYMBOL_DEF_USER; |
| 593 | switch (sym->type) { |
| 594 | case S_STRING: |
| 595 | case S_INT: |
| 596 | case S_HEX: |
| 597 | /* Reset a string value if it's out of range */ |
| 598 | if (sym_string_within_range(sym, sym->def[S_DEF_USER].val)) |
| 599 | break; |
| 600 | sym->flags &= ~(SYMBOL_VALID|SYMBOL_DEF_USER); |
| 601 | conf_unsaved++; |
| 602 | break; |
| 603 | default: |
| 604 | break; |
| 605 | } |
| 606 | } |
| 607 | } |
| 608 | |
| 609 | if (conf_warnings || conf_unsaved) |
| 610 | conf_set_changed(true); |
| 611 | |
| 612 | return 0; |
| 613 | } |
| 614 | |
| 615 | struct comment_style { |
| 616 | const char *decoration; |
| 617 | const char *prefix; |
| 618 | const char *postfix; |
| 619 | }; |
| 620 | |
| 621 | static const struct comment_style comment_style_pound = { |
| 622 | .decoration = "#", |
| 623 | .prefix = "#", |
| 624 | .postfix = "#", |
| 625 | }; |
| 626 | |
| 627 | static const struct comment_style comment_style_c = { |
| 628 | .decoration = " *", |
| 629 | .prefix = "/*", |
| 630 | .postfix = " */", |
| 631 | }; |
| 632 | |
| 633 | static void conf_write_heading(FILE *fp, const struct comment_style *cs) |
| 634 | { |
| 635 | if (!cs) |
| 636 | return; |
| 637 | |
| 638 | fprintf(fp, "%s\n", cs->prefix); |
| 639 | |
| 640 | fprintf(fp, "%s Automatically generated file; DO NOT EDIT.\n", |
| 641 | cs->decoration); |
| 642 | |
| 643 | fprintf(fp, "%s %s\n", cs->decoration, rootmenu.prompt->text); |
| 644 | |
| 645 | fprintf(fp, "%s\n", cs->postfix); |
| 646 | } |
| 647 | |
| 648 | /* The returned pointer must be freed on the caller side */ |
| 649 | static char *escape_string_value(const char *in) |
| 650 | { |
| 651 | const char *p; |
| 652 | char *out; |
| 653 | size_t len; |
| 654 | |
| 655 | len = strlen(in) + strlen("\"\"") + 1; |
| 656 | |
| 657 | p = in; |
| 658 | while (1) { |
| 659 | p += strcspn(p, "\"\\"); |
| 660 | |
| 661 | if (p[0] == '\0') |
| 662 | break; |
| 663 | |
| 664 | len++; |
| 665 | p++; |
| 666 | } |
| 667 | |
| 668 | out = xmalloc(len); |
| 669 | out[0] = '\0'; |
| 670 | |
| 671 | strcat(out, "\""); |
| 672 | |
| 673 | p = in; |
| 674 | while (1) { |
| 675 | len = strcspn(p, "\"\\"); |
| 676 | strncat(out, p, len); |
| 677 | p += len; |
| 678 | |
| 679 | if (p[0] == '\0') |
| 680 | break; |
| 681 | |
| 682 | strcat(out, "\\"); |
| 683 | strncat(out, p++, 1); |
| 684 | } |
| 685 | |
| 686 | strcat(out, "\""); |
| 687 | |
| 688 | return out; |
| 689 | } |
| 690 | |
| 691 | enum output_n { OUTPUT_N, OUTPUT_N_AS_UNSET, OUTPUT_N_NONE }; |
| 692 | |
| 693 | static void __print_symbol(FILE *fp, struct symbol *sym, enum output_n output_n, |
| 694 | bool escape_string) |
| 695 | { |
| 696 | const char *val; |
| 697 | char *escaped = NULL; |
| 698 | |
| 699 | if (sym->type == S_UNKNOWN) |
| 700 | return; |
| 701 | |
| 702 | val = sym_get_string_value(sym); |
| 703 | |
| 704 | if ((sym->type == S_BOOLEAN || sym->type == S_TRISTATE) && |
| 705 | output_n != OUTPUT_N && *val == 'n') { |
| 706 | if (output_n == OUTPUT_N_AS_UNSET) |
| 707 | fprintf(fp, "# %s%s is not set\n", CONFIG_, sym->name); |
| 708 | return; |
| 709 | } |
| 710 | |
| 711 | if (sym->type == S_STRING && escape_string) { |
| 712 | escaped = escape_string_value(val); |
| 713 | val = escaped; |
| 714 | } |
| 715 | |
| 716 | fprintf(fp, "%s%s=%s\n", CONFIG_, sym->name, val); |
| 717 | |
| 718 | free(escaped); |
| 719 | } |
| 720 | |
| 721 | static void print_symbol_for_dotconfig(FILE *fp, struct symbol *sym) |
| 722 | { |
| 723 | __print_symbol(fp, sym, OUTPUT_N_AS_UNSET, true); |
| 724 | } |
| 725 | |
| 726 | static void print_symbol_for_autoconf(FILE *fp, struct symbol *sym) |
| 727 | { |
| 728 | __print_symbol(fp, sym, OUTPUT_N_NONE, false); |
| 729 | } |
| 730 | |
| 731 | void print_symbol_for_listconfig(struct symbol *sym) |
| 732 | { |
| 733 | __print_symbol(stdout, sym, OUTPUT_N, true); |
| 734 | } |
| 735 | |
| 736 | static void print_symbol_for_c(FILE *fp, struct symbol *sym) |
| 737 | { |
| 738 | const char *val; |
| 739 | const char *sym_suffix = ""; |
| 740 | const char *val_prefix = ""; |
| 741 | char *escaped = NULL; |
| 742 | |
| 743 | if (sym->type == S_UNKNOWN) |
| 744 | return; |
| 745 | |
| 746 | val = sym_get_string_value(sym); |
| 747 | |
| 748 | switch (sym->type) { |
| 749 | case S_BOOLEAN: |
| 750 | case S_TRISTATE: |
| 751 | switch (*val) { |
| 752 | case 'n': |
| 753 | return; |
| 754 | case 'm': |
| 755 | sym_suffix = "_MODULE"; |
| 756 | /* fall through */ |
| 757 | default: |
| 758 | val = "1"; |
| 759 | } |
| 760 | break; |
| 761 | case S_HEX: |
| 762 | if (val[0] != '0' || (val[1] != 'x' && val[1] != 'X')) |
| 763 | val_prefix = "0x"; |
| 764 | break; |
| 765 | case S_STRING: |
| 766 | escaped = escape_string_value(val); |
| 767 | val = escaped; |
| 768 | default: |
| 769 | break; |
| 770 | } |
| 771 | |
| 772 | fprintf(fp, "#define %s%s%s %s%s\n", CONFIG_, sym->name, sym_suffix, |
| 773 | val_prefix, val); |
| 774 | |
| 775 | free(escaped); |
| 776 | } |
| 777 | |
| 778 | static void print_symbol_for_rustccfg(FILE *fp, struct symbol *sym) |
| 779 | { |
| 780 | const char *val; |
| 781 | const char *val_prefix = ""; |
| 782 | char *val_prefixed = NULL; |
| 783 | size_t val_prefixed_len; |
| 784 | char *escaped = NULL; |
| 785 | |
| 786 | if (sym->type == S_UNKNOWN) |
| 787 | return; |
| 788 | |
| 789 | val = sym_get_string_value(sym); |
| 790 | |
| 791 | switch (sym->type) { |
| 792 | case S_BOOLEAN: |
| 793 | case S_TRISTATE: |
| 794 | /* |
| 795 | * We do not care about disabled ones, i.e. no need for |
| 796 | * what otherwise are "comments" in other printers. |
| 797 | */ |
| 798 | if (*val == 'n') |
| 799 | return; |
| 800 | |
| 801 | /* |
| 802 | * To have similar functionality to the C macro `IS_ENABLED()` |
| 803 | * we provide an empty `--cfg CONFIG_X` here in both `y` |
| 804 | * and `m` cases. |
| 805 | * |
| 806 | * Then, the common `fprintf()` below will also give us |
| 807 | * a `--cfg CONFIG_X="y"` or `--cfg CONFIG_X="m"`, which can |
| 808 | * be used as the equivalent of `IS_BUILTIN()`/`IS_MODULE()`. |
| 809 | */ |
| 810 | fprintf(fp, "--cfg=%s%s\n", CONFIG_, sym->name); |
| 811 | break; |
| 812 | case S_HEX: |
| 813 | if (val[0] != '0' || (val[1] != 'x' && val[1] != 'X')) |
| 814 | val_prefix = "0x"; |
| 815 | break; |
| 816 | default: |
| 817 | break; |
| 818 | } |
| 819 | |
| 820 | if (strlen(val_prefix) > 0) { |
| 821 | val_prefixed_len = strlen(val) + strlen(val_prefix) + 1; |
| 822 | val_prefixed = xmalloc(val_prefixed_len); |
| 823 | snprintf(val_prefixed, val_prefixed_len, "%s%s", val_prefix, val); |
| 824 | val = val_prefixed; |
| 825 | } |
| 826 | |
| 827 | /* All values get escaped: the `--cfg` option only takes strings */ |
| 828 | escaped = escape_string_value(val); |
| 829 | val = escaped; |
| 830 | |
| 831 | fprintf(fp, "--cfg=%s%s=%s\n", CONFIG_, sym->name, val); |
| 832 | |
| 833 | free(escaped); |
| 834 | free(val_prefixed); |
| 835 | } |
| 836 | |
| 837 | /* |
| 838 | * Write out a minimal config. |
| 839 | * All values that has default values are skipped as this is redundant. |
| 840 | */ |
| 841 | int conf_write_defconfig(const char *filename) |
| 842 | { |
| 843 | struct symbol *sym; |
| 844 | struct menu *menu; |
| 845 | FILE *out; |
| 846 | |
| 847 | out = fopen(filename, "w"); |
| 848 | if (!out) |
| 849 | return 1; |
| 850 | |
| 851 | sym_clear_all_valid(); |
| 852 | |
| 853 | /* Traverse all menus to find all relevant symbols */ |
| 854 | menu = rootmenu.list; |
| 855 | |
| 856 | while (menu != NULL) |
| 857 | { |
| 858 | sym = menu->sym; |
| 859 | if (sym == NULL) { |
| 860 | if (!menu_is_visible(menu)) |
| 861 | goto next_menu; |
| 862 | } else if (!sym_is_choice(sym)) { |
| 863 | sym_calc_value(sym); |
| 864 | if (!(sym->flags & SYMBOL_WRITE)) |
| 865 | goto next_menu; |
| 866 | sym->flags &= ~SYMBOL_WRITE; |
| 867 | /* If we cannot change the symbol - skip */ |
| 868 | if (!sym_is_changeable(sym)) |
| 869 | goto next_menu; |
| 870 | /* If symbol equals to default value - skip */ |
| 871 | if (strcmp(sym_get_string_value(sym), sym_get_string_default(sym)) == 0) |
| 872 | goto next_menu; |
| 873 | |
| 874 | /* |
| 875 | * If symbol is a choice value and equals to the |
| 876 | * default for a choice - skip. |
| 877 | * But only if value is bool and equal to "y" and |
| 878 | * choice is not "optional". |
| 879 | * (If choice is "optional" then all values can be "n") |
| 880 | */ |
| 881 | if (sym_is_choice_value(sym)) { |
| 882 | struct symbol *cs; |
| 883 | struct symbol *ds; |
| 884 | |
| 885 | cs = prop_get_symbol(sym_get_choice_prop(sym)); |
| 886 | ds = sym_choice_default(cs); |
| 887 | if (!sym_is_optional(cs) && sym == ds) { |
| 888 | if ((sym->type == S_BOOLEAN) && |
| 889 | sym_get_tristate_value(sym) == yes) |
| 890 | goto next_menu; |
| 891 | } |
| 892 | } |
| 893 | print_symbol_for_dotconfig(out, sym); |
| 894 | } |
| 895 | next_menu: |
| 896 | if (menu->list != NULL) { |
| 897 | menu = menu->list; |
| 898 | } |
| 899 | else if (menu->next != NULL) { |
| 900 | menu = menu->next; |
| 901 | } else { |
| 902 | while ((menu = menu->parent)) { |
| 903 | if (menu->next != NULL) { |
| 904 | menu = menu->next; |
| 905 | break; |
| 906 | } |
| 907 | } |
| 908 | } |
| 909 | } |
| 910 | fclose(out); |
| 911 | return 0; |
| 912 | } |
| 913 | |
| 914 | int conf_write(const char *name) |
| 915 | { |
| 916 | FILE *out; |
| 917 | struct symbol *sym; |
| 918 | struct menu *menu; |
| 919 | const char *str; |
| 920 | char tmpname[PATH_MAX + 1], oldname[PATH_MAX + 1]; |
| 921 | char *env; |
| 922 | int i; |
| 923 | bool need_newline = false; |
| 924 | |
| 925 | if (!name) |
| 926 | name = conf_get_configname(); |
| 927 | |
| 928 | if (!*name) { |
| 929 | fprintf(stderr, "config name is empty\n"); |
| 930 | return -1; |
| 931 | } |
| 932 | |
| 933 | if (is_dir(name)) { |
| 934 | fprintf(stderr, "%s: Is a directory\n", name); |
| 935 | return -1; |
| 936 | } |
| 937 | |
| 938 | if (make_parent_dir(name)) |
| 939 | return -1; |
| 940 | |
| 941 | env = getenv("KCONFIG_OVERWRITECONFIG"); |
| 942 | if (env && *env) { |
| 943 | *tmpname = 0; |
| 944 | out = fopen(name, "w"); |
| 945 | } else { |
| 946 | snprintf(tmpname, sizeof(tmpname), "%s.%d.tmp", |
| 947 | name, (int)getpid()); |
| 948 | out = fopen(tmpname, "w"); |
| 949 | } |
| 950 | if (!out) |
| 951 | return 1; |
| 952 | |
| 953 | conf_write_heading(out, &comment_style_pound); |
| 954 | |
| 955 | if (!conf_get_changed()) |
| 956 | sym_clear_all_valid(); |
| 957 | |
| 958 | menu = rootmenu.list; |
| 959 | while (menu) { |
| 960 | sym = menu->sym; |
| 961 | if (!sym) { |
| 962 | if (!menu_is_visible(menu)) |
| 963 | goto next; |
| 964 | str = menu_get_prompt(menu); |
| 965 | fprintf(out, "\n" |
| 966 | "#\n" |
| 967 | "# %s\n" |
| 968 | "#\n", str); |
| 969 | need_newline = false; |
| 970 | } else if (!(sym->flags & SYMBOL_CHOICE) && |
| 971 | !(sym->flags & SYMBOL_WRITTEN)) { |
| 972 | sym_calc_value(sym); |
| 973 | if (!(sym->flags & SYMBOL_WRITE)) |
| 974 | goto next; |
| 975 | if (need_newline) { |
| 976 | fprintf(out, "\n"); |
| 977 | need_newline = false; |
| 978 | } |
| 979 | sym->flags |= SYMBOL_WRITTEN; |
| 980 | print_symbol_for_dotconfig(out, sym); |
| 981 | } |
| 982 | |
| 983 | next: |
| 984 | if (menu->list) { |
| 985 | menu = menu->list; |
| 986 | continue; |
| 987 | } |
| 988 | |
| 989 | end_check: |
| 990 | if (!menu->sym && menu_is_visible(menu) && menu != &rootmenu && |
| 991 | menu->prompt->type == P_MENU) { |
| 992 | fprintf(out, "# end of %s\n", menu_get_prompt(menu)); |
| 993 | need_newline = true; |
| 994 | } |
| 995 | |
| 996 | if (menu->next) { |
| 997 | menu = menu->next; |
| 998 | } else { |
| 999 | menu = menu->parent; |
| 1000 | if (menu) |
| 1001 | goto end_check; |
| 1002 | } |
| 1003 | } |
| 1004 | fclose(out); |
| 1005 | |
| 1006 | for_all_symbols(i, sym) |
| 1007 | sym->flags &= ~SYMBOL_WRITTEN; |
| 1008 | |
| 1009 | if (*tmpname) { |
| 1010 | if (is_same(name, tmpname)) { |
| 1011 | conf_message("No change to %s", name); |
| 1012 | unlink(tmpname); |
| 1013 | conf_set_changed(false); |
| 1014 | return 0; |
| 1015 | } |
| 1016 | |
| 1017 | snprintf(oldname, sizeof(oldname), "%s.old", name); |
| 1018 | rename(name, oldname); |
| 1019 | if (rename(tmpname, name)) |
| 1020 | return 1; |
| 1021 | } |
| 1022 | |
| 1023 | conf_message("configuration written to %s", name); |
| 1024 | |
| 1025 | conf_set_changed(false); |
| 1026 | |
| 1027 | return 0; |
| 1028 | } |
| 1029 | |
| 1030 | /* write a dependency file as used by kbuild to track dependencies */ |
| 1031 | static int conf_write_autoconf_cmd(const char *autoconf_name) |
| 1032 | { |
| 1033 | char name[PATH_MAX], tmp[PATH_MAX]; |
| 1034 | struct file *file; |
| 1035 | FILE *out; |
| 1036 | int ret; |
| 1037 | |
| 1038 | ret = snprintf(name, sizeof(name), "%s.cmd", autoconf_name); |
| 1039 | if (ret >= sizeof(name)) /* check truncation */ |
| 1040 | return -1; |
| 1041 | |
| 1042 | if (make_parent_dir(name)) |
| 1043 | return -1; |
| 1044 | |
| 1045 | ret = snprintf(tmp, sizeof(tmp), "%s.cmd.tmp", autoconf_name); |
| 1046 | if (ret >= sizeof(tmp)) /* check truncation */ |
| 1047 | return -1; |
| 1048 | |
| 1049 | out = fopen(tmp, "w"); |
| 1050 | if (!out) { |
| 1051 | perror("fopen"); |
| 1052 | return -1; |
| 1053 | } |
| 1054 | |
| 1055 | fprintf(out, "deps_config := \\\n"); |
| 1056 | for (file = file_list; file; file = file->next) |
| 1057 | fprintf(out, "\t%s \\\n", file->name); |
| 1058 | |
| 1059 | fprintf(out, "\n%s: $(deps_config)\n\n", autoconf_name); |
| 1060 | |
| 1061 | env_write_dep(out, autoconf_name); |
| 1062 | |
| 1063 | fprintf(out, "\n$(deps_config): ;\n"); |
| 1064 | |
| 1065 | fflush(out); |
| 1066 | ret = ferror(out); /* error check for all fprintf() calls */ |
| 1067 | fclose(out); |
| 1068 | if (ret) |
| 1069 | return -1; |
| 1070 | |
| 1071 | if (rename(tmp, name)) { |
| 1072 | perror("rename"); |
| 1073 | return -1; |
| 1074 | } |
| 1075 | |
| 1076 | return 0; |
| 1077 | } |
| 1078 | |
| 1079 | static int conf_touch_deps(void) |
| 1080 | { |
| 1081 | const char *name, *tmp; |
| 1082 | struct symbol *sym; |
| 1083 | int res, i; |
| 1084 | |
| 1085 | name = conf_get_autoconfig_name(); |
| 1086 | tmp = strrchr(name, '/'); |
| 1087 | depfile_prefix_len = tmp ? tmp - name + 1 : 0; |
| 1088 | if (depfile_prefix_len + 1 > sizeof(depfile_path)) |
| 1089 | return -1; |
| 1090 | |
| 1091 | strncpy(depfile_path, name, depfile_prefix_len); |
| 1092 | depfile_path[depfile_prefix_len] = 0; |
| 1093 | |
| 1094 | conf_read_simple(name, S_DEF_AUTO); |
| 1095 | sym_calc_value(modules_sym); |
| 1096 | |
| 1097 | for_all_symbols(i, sym) { |
| 1098 | sym_calc_value(sym); |
| 1099 | if ((sym->flags & SYMBOL_NO_WRITE) || !sym->name) |
| 1100 | continue; |
| 1101 | if (sym->flags & SYMBOL_WRITE) { |
| 1102 | if (sym->flags & SYMBOL_DEF_AUTO) { |
| 1103 | /* |
| 1104 | * symbol has old and new value, |
| 1105 | * so compare them... |
| 1106 | */ |
| 1107 | switch (sym->type) { |
| 1108 | case S_BOOLEAN: |
| 1109 | case S_TRISTATE: |
| 1110 | if (sym_get_tristate_value(sym) == |
| 1111 | sym->def[S_DEF_AUTO].tri) |
| 1112 | continue; |
| 1113 | break; |
| 1114 | case S_STRING: |
| 1115 | case S_HEX: |
| 1116 | case S_INT: |
| 1117 | if (!strcmp(sym_get_string_value(sym), |
| 1118 | sym->def[S_DEF_AUTO].val)) |
| 1119 | continue; |
| 1120 | break; |
| 1121 | default: |
| 1122 | break; |
| 1123 | } |
| 1124 | } else { |
| 1125 | /* |
| 1126 | * If there is no old value, only 'no' (unset) |
| 1127 | * is allowed as new value. |
| 1128 | */ |
| 1129 | switch (sym->type) { |
| 1130 | case S_BOOLEAN: |
| 1131 | case S_TRISTATE: |
| 1132 | if (sym_get_tristate_value(sym) == no) |
| 1133 | continue; |
| 1134 | break; |
| 1135 | default: |
| 1136 | break; |
| 1137 | } |
| 1138 | } |
| 1139 | } else if (!(sym->flags & SYMBOL_DEF_AUTO)) |
| 1140 | /* There is neither an old nor a new value. */ |
| 1141 | continue; |
| 1142 | /* else |
| 1143 | * There is an old value, but no new value ('no' (unset) |
| 1144 | * isn't saved in auto.conf, so the old value is always |
| 1145 | * different from 'no'). |
| 1146 | */ |
| 1147 | |
| 1148 | res = conf_touch_dep(sym->name); |
| 1149 | if (res) |
| 1150 | return res; |
| 1151 | } |
| 1152 | |
| 1153 | return 0; |
| 1154 | } |
| 1155 | |
| 1156 | static int __conf_write_autoconf(const char *filename, |
| 1157 | void (*print_symbol)(FILE *, struct symbol *), |
| 1158 | const struct comment_style *comment_style) |
| 1159 | { |
| 1160 | char tmp[PATH_MAX]; |
| 1161 | FILE *file; |
| 1162 | struct symbol *sym; |
| 1163 | int ret, i; |
| 1164 | |
| 1165 | if (make_parent_dir(filename)) |
| 1166 | return -1; |
| 1167 | |
| 1168 | ret = snprintf(tmp, sizeof(tmp), "%s.tmp", filename); |
| 1169 | if (ret >= sizeof(tmp)) /* check truncation */ |
| 1170 | return -1; |
| 1171 | |
| 1172 | file = fopen(tmp, "w"); |
| 1173 | if (!file) { |
| 1174 | perror("fopen"); |
| 1175 | return -1; |
| 1176 | } |
| 1177 | |
| 1178 | conf_write_heading(file, comment_style); |
| 1179 | |
| 1180 | for_all_symbols(i, sym) |
| 1181 | if ((sym->flags & SYMBOL_WRITE) && sym->name) |
| 1182 | print_symbol(file, sym); |
| 1183 | |
| 1184 | fflush(file); |
| 1185 | /* check possible errors in conf_write_heading() and print_symbol() */ |
| 1186 | ret = ferror(file); |
| 1187 | fclose(file); |
| 1188 | if (ret) |
| 1189 | return -1; |
| 1190 | |
| 1191 | if (rename(tmp, filename)) { |
| 1192 | perror("rename"); |
| 1193 | return -1; |
| 1194 | } |
| 1195 | |
| 1196 | return 0; |
| 1197 | } |
| 1198 | |
| 1199 | int conf_write_autoconf(int overwrite) |
| 1200 | { |
| 1201 | struct symbol *sym; |
| 1202 | const char *autoconf_name = conf_get_autoconfig_name(); |
| 1203 | int ret, i; |
| 1204 | |
| 1205 | #ifndef OPENWRT_DOES_NOT_WANT_THIS |
| 1206 | return 0; |
| 1207 | #endif |
| 1208 | if (!overwrite && is_present(autoconf_name)) |
| 1209 | return 0; |
| 1210 | |
| 1211 | ret = conf_write_autoconf_cmd(autoconf_name); |
| 1212 | if (ret) |
| 1213 | return -1; |
| 1214 | |
| 1215 | if (conf_touch_deps()) |
| 1216 | return 1; |
| 1217 | |
| 1218 | for_all_symbols(i, sym) |
| 1219 | sym_calc_value(sym); |
| 1220 | |
| 1221 | ret = __conf_write_autoconf(conf_get_autoheader_name(), |
| 1222 | print_symbol_for_c, |
| 1223 | &comment_style_c); |
| 1224 | if (ret) |
| 1225 | return ret; |
| 1226 | |
| 1227 | ret = __conf_write_autoconf(conf_get_rustccfg_name(), |
| 1228 | print_symbol_for_rustccfg, |
| 1229 | NULL); |
| 1230 | if (ret) |
| 1231 | return ret; |
| 1232 | |
| 1233 | /* |
| 1234 | * Create include/config/auto.conf. This must be the last step because |
| 1235 | * Kbuild has a dependency on auto.conf and this marks the successful |
| 1236 | * completion of the previous steps. |
| 1237 | */ |
| 1238 | ret = __conf_write_autoconf(conf_get_autoconfig_name(), |
| 1239 | print_symbol_for_autoconf, |
| 1240 | &comment_style_pound); |
| 1241 | if (ret) |
| 1242 | return ret; |
| 1243 | |
| 1244 | return 0; |
| 1245 | } |
| 1246 | |
| 1247 | static bool conf_changed; |
| 1248 | static void (*conf_changed_callback)(void); |
| 1249 | |
| 1250 | void conf_set_changed(bool val) |
| 1251 | { |
| 1252 | bool changed = conf_changed != val; |
| 1253 | |
| 1254 | conf_changed = val; |
| 1255 | |
| 1256 | if (conf_changed_callback && changed) |
| 1257 | conf_changed_callback(); |
| 1258 | } |
| 1259 | |
| 1260 | bool conf_get_changed(void) |
| 1261 | { |
| 1262 | return conf_changed; |
| 1263 | } |
| 1264 | |
| 1265 | void conf_set_changed_callback(void (*fn)(void)) |
| 1266 | { |
| 1267 | conf_changed_callback = fn; |
| 1268 | } |
| 1269 | |
| 1270 | void set_all_choice_values(struct symbol *csym) |
| 1271 | { |
| 1272 | struct property *prop; |
| 1273 | struct symbol *sym; |
| 1274 | struct expr *e; |
| 1275 | |
| 1276 | prop = sym_get_choice_prop(csym); |
| 1277 | |
| 1278 | /* |
| 1279 | * Set all non-assinged choice values to no |
| 1280 | */ |
| 1281 | expr_list_for_each_sym(prop->expr, e, sym) { |
| 1282 | if (!sym_has_value(sym)) |
| 1283 | sym->def[S_DEF_USER].tri = no; |
| 1284 | } |
| 1285 | csym->flags |= SYMBOL_DEF_USER; |
| 1286 | /* clear VALID to get value calculated */ |
| 1287 | csym->flags &= ~(SYMBOL_VALID | SYMBOL_NEED_SET_CHOICE_VALUES); |
| 1288 | } |