main.c

   1 /*
   2  * Copyright (C) 2012, 2013
   3  *     Dale Weiler
   4  *     Wolfgang Bumiller
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy of
   7  * this software and associated documentation files (the "Software"), to deal in
   8  * the Software without restriction, including without limitation the rights to
   9  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
  10  * of the Software, and to permit persons to whom the Software is furnished to do
  11  * so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in all
  14  * copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  */
  24 #include <time.h>
  25 #include <stdio.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28 #include <ctype.h>
  29
  30
  31 #include "gmqcc.h"
  32 #include "lexer.h"
  33
  34 /* TODO: cleanup this whole file .. it's a fuckign mess */
  35
  36 /* set by the standard */
  37 const oper_info *operators      = NULL;
  38 size_t           operator_count = 0;
  39 static bool      opts_output_wasset = false;
  40
  41 typedef struct { char *filename; int   type;  } argitem;
  42 typedef struct { char *name;     char *value; } ppitem;
  43 static argitem *items = NULL;
  44 static ppitem  *ppems = NULL;
  45
  46 #define TYPE_QC  0
  47 #define TYPE_ASM 1
  48 #define TYPE_SRC 2
  49
  50
  51 static const char *app_name;
  52
  53 static void version(void) {
  54     con_out("GMQCC %d.%d.%d Built %s %s\n" GMQCC_DEV_VERSION_STRING,
  55         GMQCC_VERSION_MAJOR,
  56         GMQCC_VERSION_MINOR,
  57         GMQCC_VERSION_PATCH,
  58         __DATE__,
  59         __TIME__
  60     );
  61 }
  62
  63 static int usage(void) {
  64     con_out("usage: %s [options] [files...]", app_name);
  65     con_out("options:\n"
  66             "  -h, --help             show this help message\n"
  67             "  -debug                 turns on compiler debug messages\n"
  68             "  -memchk                turns on compiler memory leak check\n");
  69     con_out("  -o, --output=file      output file, defaults to progs.dat\n"
  70             "  -s filename            add a progs.src file to be used\n");
  71     con_out("  -E                     stop after preprocessing\n");
  72     con_out("  -q, --quiet            be less verbose\n");
  73     con_out("  -config file           use the specified ini file\n");
  74     con_out("  -std=standard          select one of the following standards\n"
  75             "       -std=qcc          original QuakeC\n"
  76             "       -std=fteqcc       fteqcc QuakeC\n"
  77             "       -std=gmqcc        this compiler (default)\n");
  78     con_out("  -f<flag>               enable a flag\n"
  79             "  -fno-<flag>            disable a flag\n"
  80             "  -fhelp                 list possible flags\n");
  81     con_out("  -W<warning>            enable a warning\n"
  82             "  -Wno-<warning>         disable a warning\n"
  83             "  -Wall                  enable all warnings\n");
  84     con_out("  -Werror                treat warnings as errors\n"
  85             "  -Werror-<warning>      treat a warning as error\n"
  86             "  -Wno-error-<warning>   opposite of the above\n");
  87     con_out("  -Whelp                 list possible warnings\n");
  88     con_out("  -O<number>             optimization level\n"
  89             "  -O<name>               enable specific optimization\n"
  90             "  -Ono-<name>            disable specific optimization\n"
  91             "  -Ohelp                 list optimizations\n");
  92     con_out("  -force-crc=num         force a specific checksum into the header\n");
  93     return -1;
  94 }
  95
  96 /* command line parsing */
  97 static bool options_witharg(int *argc_, char ***argv_, char **out) {
  98     int  argc   = *argc_;
  99     char **argv = *argv_;
 100
 101     if (argv[0][2]) {
 102         *out = argv[0]+2;
 103         return true;
 104     }
 105     /* eat up the next */
 106     if (argc < 2) /* no parameter was provided */
 107         return false;
 108
 109     *out = argv[1];
 110     --*argc_;
 111     ++*argv_;
 112     return true;
 113 }
 114
 115 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
 116     int  argc   = *argc_;
 117     char **argv = *argv_;
 118
 119     size_t len = strlen(optname);
 120
 121     if (strncmp(argv[0]+ds, optname, len))
 122         return false;
 123
 124     /* it's --optname, check how the parameter is supplied */
 125     if (argv[0][ds+len] == '=') {
 126         /* using --opt=param */
 127         *out = argv[0]+ds+len+1;
 128         return true;
 129     }
 130
 131     if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
 132         return false;
 133
 134     /* using --opt param */
 135     *out = argv[1];
 136     --*argc_;
 137     ++*argv_;
 138     return true;
 139 }
 140 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
 141     return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
 142 }
 143 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
 144     return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
 145 }
 146
 147 static bool options_parse(int argc, char **argv) {
 148     bool argend = false;
 149     size_t itr;
 150     char  buffer[1024];
 151     char *redirout    = NULL;
 152     char *redirerr    = NULL;
 153     char *config      = NULL;
 154     char *memdumpcols = NULL;
 155
 156     while (!argend && argc > 1) {
 157         char *argarg;
 158         argitem item;
 159         ppitem  macro;
 160
 161         ++argv;
 162         --argc;
 163
 164         if (argv[0][0] == '-') {
 165             /* All gcc-type long options */
 166             if (options_long_gcc("std", &argc, &argv, &argarg)) {
 167                 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
 168
 169                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,          true);
 170                     opts_set(opts.flags, CORRECT_LOGIC,                 true);
 171                     opts_set(opts.flags, FALSE_EMPTY_STRINGS,           false);
 172                     opts_set(opts.flags, TRUE_EMPTY_STRINGS,            true);
 173                     opts_set(opts.flags, LOOP_LABELS,                   true);
 174                     opts_set(opts.flags, TRANSLATABLE_STRINGS,          true);
 175                     opts_set(opts.flags, INITIALIZED_NONCONSTANTS,      true);
 176                     opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
 177                     opts_set(opts.werror, WARN_MISSING_RETURN_VALUES,   true);
 178                     opts_set(opts.flags,  EXPRESSIONS_FOR_BUILTINS,     true);
 179                     opts_set(opts.warn,   WARN_BREAKDEF,                true);
 180
 181
 182                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_GMQCC;
 183                     OPTS_OPTION_BOOL(OPTION_DIAGNOSTICS) = true;
 184                     OPTS_OPTION_BOOL(OPTION_STATISTICS) = true;
 185
 186                 } else if (!strcmp(argarg, "qcc")) {
 187
 188                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 189                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
 190
 191                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCC;
 192
 193                 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
 194
 195                     opts_set(opts.flags, FTEPP,                    true);
 196                     opts_set(opts.flags, TRANSLATABLE_STRINGS,     true);
 197                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,     false);
 198                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES,    true);
 199                     opts_set(opts.flags, CORRECT_TERNARY,          false);
 200                     opts_set(opts.warn, WARN_TERNARY_PRECEDENCE,   true);
 201                     opts_set(opts.warn, WARN_BREAKDEF,             true);
 202
 203                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_FTEQCC;
 204
 205                 } else if (!strcmp(argarg, "qccx")) {
 206
 207                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 208                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCCX;
 209
 210                 } else {
 211                     con_out("Unknown standard: %s\n", argarg);
 212                     return false;
 213                 }
 214                 continue;
 215             }
 216             if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
 217
 218                 OPTS_OPTION_BOOL(OPTION_FORCECRC)   = true;
 219                 OPTS_OPTION_U16 (OPTION_FORCED_CRC) = strtol(argarg, NULL, 0);
 220                 continue;
 221             }
 222             if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
 223                 con_change(redirout, redirerr);
 224                 continue;
 225             }
 226             if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
 227                 con_change(redirout, redirerr);
 228                 continue;
 229             }
 230             if (options_long_gcc("config", &argc, &argv, &argarg)) {
 231                 config = argarg;
 232                 continue;
 233             }
 234             if (options_long_gcc("memdumpcols", &argc, &argv, &memdumpcols)) {
 235                 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = (uint16_t)strtol(memdumpcols, NULL, 10);
 236                 continue;
 237             }
 238
 239             /* show defaults (like pathscale) */
 240             if (!strcmp(argv[0]+1, "show-defaults")) {
 241                 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 242                     if (!OPTS_FLAG(itr))
 243                         continue;
 244
 245                     memset(buffer, 0, sizeof(buffer));
 246                     util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
 247
 248                     con_out("-f%s ", buffer);
 249                 }
 250                 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 251                     if (!OPTS_WARN(itr))
 252                         continue;
 253
 254                     memset(buffer, 0, sizeof(buffer));
 255                     util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
 256                     con_out("-W%s ", buffer);
 257                 }
 258                 con_out("\n");
 259                 exit(0);
 260             }
 261
 262             if (!strcmp(argv[0]+1, "debug")) {
 263                 OPTS_OPTION_BOOL(OPTION_DEBUG) = true;
 264                 continue;
 265             }
 266             if (!strcmp(argv[0]+1, "dump")) {
 267                 OPTS_OPTION_BOOL(OPTION_DUMP)  = true;
 268                 continue;
 269             }
 270             if (!strcmp(argv[0]+1, "dumpfin")) {
 271                 OPTS_OPTION_BOOL(OPTION_DUMPFIN) = true;
 272                 continue;
 273             }
 274             if (!strcmp(argv[0]+1, "memchk")) {
 275                 OPTS_OPTION_BOOL(OPTION_MEMCHK) = true;
 276                 continue;
 277             }
 278             if (!strcmp(argv[0]+1, "nocolor")) {
 279                 con_color(0);
 280                 continue;
 281             }
 282
 283             switch (argv[0][1]) {
 284                 /* -h, show usage but exit with 0 */
 285                 case 'h':
 286                     usage();
 287                     exit(0);
 288                     /* break; never reached because of exit(0) */
 289
 290                 case 'v':
 291                     version();
 292                     exit(0);
 293
 294                 case 'E':
 295                     OPTS_OPTION_BOOL(OPTION_PP_ONLY) = true;
 296                     opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
 297                     break;
 298
 299                 /* debug turns on -flno */
 300                 case 'g':
 301                     opts_setflag("LNO", true);
 302                     OPTS_OPTION_BOOL(OPTION_G) = true;
 303                     break;
 304
 305                 case 'q':
 306                     OPTS_OPTION_BOOL(OPTION_QUIET) = true;
 307                     break;
 308
 309                 case 'D':
 310                     if (!strlen(argv[0]+2)) {
 311                         con_err("expected name after -D\n");
 312                         exit(0);
 313                     }
 314
 315                     if (!(argarg = strchr(argv[0] + 2, '='))) {
 316                         macro.name  = util_strdup(argv[0]+2);
 317                         macro.value = NULL;
 318                     } else {
 319                         *argarg='\0'; /* terminate for name */
 320                         macro.name  = util_strdup(argv[0]+2);
 321                         macro.value = util_strdup(argarg+1);
 322                     }
 323                     vec_push(ppems, macro);
 324                     break;
 325
 326                 /* handle all -fflags */
 327                 case 'f':
 328                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 329                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 330                         con_out("Possible flags:\n\n");
 331                         for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 332                             util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
 333                             con_out(" -f%s\n", buffer);
 334                         }
 335                         exit(0);
 336                     }
 337                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 338                         if (!opts_setflag(argv[0]+5, false)) {
 339                             con_out("unknown flag: %s\n", argv[0]+2);
 340                             return false;
 341                         }
 342                     }
 343                     else if (!opts_setflag(argv[0]+2, true)) {
 344                         con_out("unknown flag: %s\n", argv[0]+2);
 345                         return false;
 346                     }
 347                     break;
 348                 case 'W':
 349                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 350                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 351                         con_out("Possible warnings:\n");
 352                         for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 353                             util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
 354                             con_out(" -W%s\n", buffer);
 355                             if (itr == WARN_DEBUG)
 356                                 con_out("   Warnings included by -Wall:\n");
 357                         }
 358                         exit(0);
 359                     }
 360                     else if (!strcmp(argv[0]+2, "NO_ERROR") ||
 361                              !strcmp(argv[0]+2, "NO_ERROR_ALL"))
 362                     {
 363                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 364                             opts.werror[itr] = 0;
 365                         break;
 366                     }
 367                     else if (!strcmp(argv[0]+2, "ERROR") ||
 368                              !strcmp(argv[0]+2, "ERROR_ALL"))
 369                     {
 370                         opts_backup_non_Werror_all();
 371                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 372                             opts.werror[itr] = 0xFFFFFFFFL;
 373                         opts_restore_non_Werror_all();
 374                         break;
 375                     }
 376                     else if (!strcmp(argv[0]+2, "NONE")) {
 377                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 378                             opts.warn[itr] = 0;
 379                         break;
 380                     }
 381                     else if (!strcmp(argv[0]+2, "ALL")) {
 382                         opts_backup_non_Wall();
 383                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 384                             opts.warn[itr] = 0xFFFFFFFFL;
 385                         opts_restore_non_Wall();
 386                         break;
 387                     }
 388                     else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
 389                         if (!opts_setwerror(argv[0]+8, true)) {
 390                             con_out("unknown warning: %s\n", argv[0]+2);
 391                             return false;
 392                         }
 393                     }
 394                     else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
 395                         if (!opts_setwerror(argv[0]+11, false)) {
 396                             con_out("unknown warning: %s\n", argv[0]+2);
 397                             return false;
 398                         }
 399                     }
 400                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 401                         if (!opts_setwarn(argv[0]+5, false)) {
 402                             con_out("unknown warning: %s\n", argv[0]+2);
 403                             return false;
 404                         }
 405                     }
 406                     else if (!opts_setwarn(argv[0]+2, true)) {
 407                         con_out("unknown warning: %s\n", argv[0]+2);
 408                         return false;
 409                     }
 410                     break;
 411
 412                 case 'O':
 413                     if (!options_witharg(&argc, &argv, &argarg)) {
 414                         con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
 415                         return false;
 416                     }
 417                     if (isdigit(argarg[0])) {
 418                         uint32_t val = (uint32_t)strtol(argarg, NULL, 10);
 419                         OPTS_OPTION_U32(OPTION_O) = val;
 420                         opts_setoptimlevel(val);
 421                     } else {
 422                         util_strtocmd(argarg, argarg, strlen(argarg)+1);
 423                         if (!strcmp(argarg, "HELP")) {
 424                             con_out("Possible optimizations:\n");
 425                             for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 426                                 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
 427                                 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
 428                             }
 429                             exit(0);
 430                         }
 431                         else if (!strcmp(argarg, "ALL"))
 432                             opts_setoptimlevel(OPTS_OPTION_U32(OPTION_O) = 9999);
 433                         else if (!strncmp(argarg, "NO_", 3)) {
 434                             if (!opts_setoptim(argarg+3, false)) {
 435                                 con_out("unknown optimization: %s\n", argarg+3);
 436                                 return false;
 437                             }
 438                         }
 439                         else {
 440                             if (!opts_setoptim(argarg, true)) {
 441                                 con_out("unknown optimization: %s\n", argarg);
 442                                 return false;
 443                             }
 444                         }
 445                     }
 446                     break;
 447
 448                 case 'o':
 449                     if (!options_witharg(&argc, &argv, &argarg)) {
 450                         con_out("option -o requires an argument: the output file name\n");
 451                         return false;
 452                     }
 453                     OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
 454                     opts_output_wasset = true;
 455                     break;
 456
 457                 case 'a':
 458                 case 's':
 459                     item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
 460                     if (!options_witharg(&argc, &argv, &argarg)) {
 461                         con_out("option -a requires a filename %s\n",
 462                                 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
 463                         return false;
 464                     }
 465                     item.filename = argarg;
 466                     vec_push(items, item);
 467                     break;
 468
 469                 case '-':
 470                     if (!argv[0][2]) {
 471                         /* anything following -- is considered a non-option argument */
 472                         argend = true;
 473                         break;
 474                     }
 475             /* All long options without arguments */
 476                     else if (!strcmp(argv[0]+2, "help")) {
 477                         usage();
 478                         exit(0);
 479                     }
 480                     else if (!strcmp(argv[0]+2, "version")) {
 481                         version();
 482                         exit(0);
 483                     }
 484                     else if (!strcmp(argv[0]+2, "quiet")) {
 485                         OPTS_OPTION_BOOL(OPTION_QUIET) = true;
 486                         break;
 487                     }
 488                     else if (!strcmp(argv[0]+2, "correct")) {
 489                         OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
 490                         break;
 491                     }
 492                     else if (!strcmp(argv[0]+2, "no-correct")) {
 493                         OPTS_OPTION_BOOL(OPTION_CORRECTION) = false;
 494                         break;
 495                     }
 496                     else if (!strcmp(argv[0]+2, "add-info")) {
 497                         OPTS_OPTION_BOOL(OPTION_ADD_INFO) = true;
 498                         break;
 499                     }
 500                     else {
 501             /* All long options with arguments */
 502                         if (options_long_witharg("output", &argc, &argv, &argarg)) {
 503                             OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
 504                             opts_output_wasset = true;
 505                         } else {
 506                             con_out("Unknown parameter: %s\n", argv[0]);
 507                             return false;
 508                         }
 509                     }
 510                     break;
 511
 512                 default:
 513                     con_out("Unknown parameter: %s\n", argv[0]);
 514                     return false;
 515             }
 516         }
 517         else
 518         {
 519             /* it's a QC filename */
 520             item.filename = argv[0];
 521             item.type     = TYPE_QC;
 522             vec_push(items, item);
 523         }
 524     }
 525     opts_ini_init(config);
 526     return true;
 527 }
 528
 529 /* returns the line number, or -1 on error */
 530 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
 531     int    len;
 532     char  *line;
 533     char  *start;
 534     char  *end;
 535
 536     line = *out;
 537     len  = fs_file_getline(&line, alen, src);
 538     if (len == -1)
 539         return false;
 540
 541     /* start at first non-blank */
 542     for (start = line; isspace(*start); ++start) {}
 543     /* end at the first non-blank */
 544     for (end = start;  *end && !isspace(*end);  ++end)   {}
 545
 546     *out = line;
 547     /* move the actual filename to the beginning */
 548     while (start != end) {
 549         *line++ = *start++;
 550     }
 551     *line = 0;
 552     return true;
 553 }
 554
 555 int main(int argc, char **argv) {
 556     size_t          itr;
 557     int             retval           = 0;
 558     bool            opts_output_free = false;
 559     bool            operators_free   = false;
 560     bool            progs_src        = false;
 561     FILE            *outfile         = NULL;
 562     struct parser_s *parser          = NULL;
 563     struct ftepp_s  *ftepp           = NULL;
 564
 565     app_name = argv[0];
 566     con_init ();
 567     opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
 568
 569     util_seed(time(0));
 570
 571     if (!options_parse(argc, argv)) {
 572         return usage();
 573     }
 574
 575     if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
 576         con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
 577         exit(EXIT_FAILURE);
 578     }
 579
 580     /* the standard decides which set of operators to use */
 581     if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_GMQCC) {
 582         operators      = c_operators;
 583         operator_count = c_operator_count;
 584     } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC) {
 585         operators      = fte_operators;
 586         operator_count = fte_operator_count;
 587     } else {
 588         operators      = qcc_operators;
 589         operator_count = qcc_operator_count;
 590     }
 591
 592     if (operators == fte_operators) {
 593         /* fix ternary? */
 594         if (OPTS_FLAG(CORRECT_TERNARY)) {
 595             oper_info *newops;
 596             if (operators[operator_count-2].id != opid1(',') ||
 597                 operators[operator_count-1].id != opid2(':','?'))
 598             {
 599                 con_err("internal error: operator precedence table wasn't updated correctly!\n");
 600                 exit(EXIT_FAILURE);
 601             }
 602             operators_free = true;
 603             newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
 604             memcpy(newops, operators, sizeof(operators[0]) * operator_count);
 605             memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
 606             memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
 607             newops[operator_count-2].prec = newops[operator_count-1].prec+1;
 608             operators = newops;
 609         }
 610     }
 611
 612     if (OPTS_OPTION_BOOL(OPTION_DUMP)) {
 613         for (itr = 0; itr < COUNT_FLAGS; ++itr)
 614             con_out("Flag %s = %i\n",    opts_flag_list[itr].name, OPTS_FLAG(itr));
 615         for (itr = 0; itr < COUNT_WARNINGS; ++itr)
 616             con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
 617
 618         con_out("output             = %s\n", OPTS_OPTION_STR(OPTION_OUTPUT));
 619         con_out("optimization level = %u\n", OPTS_OPTION_U32(OPTION_O));
 620         con_out("standard           = %u\n", OPTS_OPTION_U32(OPTION_STANDARD));
 621     }
 622
 623     if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 624         if (opts_output_wasset) {
 625             outfile = fs_file_open(OPTS_OPTION_STR(OPTION_OUTPUT), "wb");
 626             if (!outfile) {
 627                 con_err("failed to open `%s` for writing\n", OPTS_OPTION_STR(OPTION_OUTPUT));
 628                 retval = 1;
 629                 goto cleanup;
 630             }
 631         }
 632         else {
 633             outfile = con_default_out();
 634         }
 635     }
 636
 637     if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 638         if (!(parser = parser_create())) {
 639             con_err("failed to initialize parser\n");
 640             retval = 1;
 641             goto cleanup;
 642         }
 643     }
 644
 645     if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
 646         if (!(ftepp = ftepp_create())) {
 647             con_err("failed to initialize parser\n");
 648             retval = 1;
 649             goto cleanup;
 650         }
 651     }
 652
 653     util_debug("COM", "starting ...\n");
 654
 655     /* add macros */
 656     if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
 657         for (itr = 0; itr < vec_size(ppems); itr++) {
 658             ftepp_add_macro(ftepp, ppems[itr].name, ppems[itr].value);
 659             mem_d(ppems[itr].name);
 660
 661             /* can be null */
 662             if (ppems[itr].value)
 663                 mem_d(ppems[itr].value);
 664         }
 665     }
 666
 667     if (!vec_size(items)) {
 668         FILE  *src;
 669         char  *line    = NULL;
 670         size_t linelen = 0;
 671         bool   hasline = false;
 672
 673         progs_src = true;
 674
 675         src = fs_file_open("progs.src", "rb");
 676         if (!src) {
 677             con_err("failed to open `progs.src` for reading\n");
 678             retval = 1;
 679             goto cleanup;
 680         }
 681
 682         while (progs_nextline(&line, &linelen, src)) {
 683             argitem item;
 684
 685             if (!line[0] || (line[0] == '/' && line[1] == '/'))
 686                 continue;
 687
 688             if (hasline) {
 689                 item.filename = util_strdup(line);
 690                 item.type     = TYPE_QC;
 691                 vec_push(items, item);
 692             } else if (!opts_output_wasset) {
 693                 OPTS_OPTION_STR(OPTION_OUTPUT) = util_strdup(line);
 694                 opts_output_free               = true;
 695                 hasline                        = true;
 696             }
 697         }
 698
 699         fs_file_close(src);
 700         mem_d(line);
 701     }
 702
 703     if (retval)
 704         goto cleanup;
 705
 706     if (vec_size(items)) {
 707         if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
 708             !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 709         {
 710             con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
 711             con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
 712         }
 713
 714         for (itr = 0; itr < vec_size(items); ++itr) {
 715             if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
 716                 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 717             {
 718                 con_out("  item: %s (%s)\n",
 719                        items[itr].filename,
 720                        ( (items[itr].type == TYPE_QC ? "qc" :
 721                          (items[itr].type == TYPE_ASM ? "asm" :
 722                          (items[itr].type == TYPE_SRC ? "progs.src" :
 723                          ("unknown"))))));
 724             }
 725
 726             if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 727                 const char *out;
 728                 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
 729                     retval = 1;
 730                     goto cleanup;
 731                 }
 732                 out = ftepp_get(ftepp);
 733                 if (out)
 734                     fs_file_printf(outfile, "%s", out);
 735                 ftepp_flush(ftepp);
 736             }
 737             else {
 738                 if (OPTS_FLAG(FTEPP)) {
 739                     const char *data;
 740                     if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
 741                         retval = 1;
 742                         goto cleanup;
 743                     }
 744                     data = ftepp_get(ftepp);
 745                     if (vec_size(data)) {
 746                         if (!parser_compile_string(parser, items[itr].filename, data, vec_size(data))) {
 747                             retval = 1;
 748                             goto cleanup;
 749                         }
 750                     }
 751                     ftepp_flush(ftepp);
 752                 }
 753                 else {
 754                     if (!parser_compile_file(parser, items[itr].filename)) {
 755                         retval = 1;
 756                         goto cleanup;
 757                     }
 758                 }
 759             }
 760
 761             if (progs_src) {
 762                 mem_d(items[itr].filename);
 763                 items[itr].filename = NULL;
 764             }
 765         }
 766
 767         ftepp_finish(ftepp);
 768         ftepp = NULL;
 769         if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 770             if (!parser_finish(parser, OPTS_OPTION_STR(OPTION_OUTPUT))) {
 771                 retval = 1;
 772                 goto cleanup;
 773             }
 774         }
 775     }
 776
 777     /* stuff */
 778     if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
 779         !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 780     {
 781         for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 782             if (opts_optimizationcount[itr]) {
 783                 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
 784             }
 785         }
 786     }
 787 cleanup:
 788     util_debug("COM", "cleaning ...\n");
 789     if (ftepp)
 790         ftepp_finish(ftepp);
 791     con_close();
 792     vec_free(items);
 793     vec_free(ppems);
 794
 795     if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 796         parser_cleanup(parser);
 797     if (opts_output_free)
 798         mem_d(OPTS_OPTION_STR(OPTION_OUTPUT));
 799     if (operators_free)
 800         mem_d((void*)operators);
 801
 802     lex_cleanup();
 803     stat_info();
 804
 805     return retval;
 806 }