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