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_STATISTICS) = true;
 184
 185                 } else if (!strcmp(argarg, "qcc")) {
 186
 187                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 188                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
 189
 190                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCC;
 191
 192                 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
 193
 194                     opts_set(opts.flags, FTEPP,                    true);
 195                     opts_set(opts.flags, TRANSLATABLE_STRINGS,     true);
 196                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,     false);
 197                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES,    true);
 198                     opts_set(opts.flags, CORRECT_TERNARY,          false);
 199                     opts_set(opts.warn, WARN_TERNARY_PRECEDENCE,   true);
 200                     opts_set(opts.warn, WARN_BREAKDEF,             true);
 201
 202                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_FTEQCC;
 203
 204                 } else if (!strcmp(argarg, "qccx")) {
 205
 206                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 207                     OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCCX;
 208
 209                 } else {
 210                     con_out("Unknown standard: %s\n", argarg);
 211                     return false;
 212                 }
 213                 continue;
 214             }
 215             if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
 216
 217                 OPTS_OPTION_BOOL(OPTION_FORCECRC)   = true;
 218                 OPTS_OPTION_U16 (OPTION_FORCED_CRC) = strtol(argarg, NULL, 0);
 219                 continue;
 220             }
 221             if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
 222                 con_change(redirout, redirerr);
 223                 continue;
 224             }
 225             if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
 226                 con_change(redirout, redirerr);
 227                 continue;
 228             }
 229             if (options_long_gcc("config", &argc, &argv, &argarg)) {
 230                 config = argarg;
 231                 continue;
 232             }
 233             if (options_long_gcc("memdumpcols", &argc, &argv, &memdumpcols)) {
 234                 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = (uint16_t)strtol(memdumpcols, NULL, 10);
 235                 continue;
 236             }
 237
 238             /* show defaults (like pathscale) */
 239             if (!strcmp(argv[0]+1, "show-defaults")) {
 240                 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 241                     if (!OPTS_FLAG(itr))
 242                         continue;
 243
 244                     memset(buffer, 0, sizeof(buffer));
 245                     util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
 246
 247                     con_out("-f%s ", buffer);
 248                 }
 249                 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 250                     if (!OPTS_WARN(itr))
 251                         continue;
 252
 253                     memset(buffer, 0, sizeof(buffer));
 254                     util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
 255                     con_out("-W%s ", buffer);
 256                 }
 257                 con_out("\n");
 258                 exit(0);
 259             }
 260
 261             if (!strcmp(argv[0]+1, "debug")) {
 262                 OPTS_OPTION_BOOL(OPTION_DEBUG) = true;
 263                 continue;
 264             }
 265             if (!strcmp(argv[0]+1, "dump")) {
 266                 OPTS_OPTION_BOOL(OPTION_DUMP)  = true;
 267                 continue;
 268             }
 269             if (!strcmp(argv[0]+1, "dumpfin")) {
 270                 OPTS_OPTION_BOOL(OPTION_DUMPFIN) = true;
 271                 continue;
 272             }
 273             if (!strcmp(argv[0]+1, "memchk")) {
 274                 OPTS_OPTION_BOOL(OPTION_MEMCHK) = true;
 275                 continue;
 276             }
 277             if (!strcmp(argv[0]+1, "nocolor")) {
 278                 con_color(0);
 279                 continue;
 280             }
 281
 282             switch (argv[0][1]) {
 283                 /* -h, show usage but exit with 0 */
 284                 case 'h':
 285                     usage();
 286                     exit(0);
 287                     /* break; never reached because of exit(0) */
 288
 289                 case 'v':
 290                     version();
 291                     exit(0);
 292
 293                 case 'E':
 294                     OPTS_OPTION_BOOL(OPTION_PP_ONLY) = true;
 295                     opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
 296                     break;
 297
 298                 /* debug turns on -flno */
 299                 case 'g':
 300                     opts_setflag("LNO", true);
 301                     OPTS_OPTION_BOOL(OPTION_G) = true;
 302                     break;
 303
 304                 case 'q':
 305                     OPTS_OPTION_BOOL(OPTION_QUIET) = true;
 306                     break;
 307
 308                 case 'D':
 309                     if (!strlen(argv[0]+2)) {
 310                         con_err("expected name after -D\n");
 311                         exit(0);
 312                     }
 313
 314                     if (!(argarg = strchr(argv[0] + 2, '='))) {
 315                         macro.name  = util_strdup(argv[0]+2);
 316                         macro.value = NULL;
 317                     } else {
 318                         *argarg='\0'; /* terminate for name */
 319                         macro.name  = util_strdup(argv[0]+2);
 320                         macro.value = util_strdup(argarg+1);
 321                     }
 322                     vec_push(ppems, macro);
 323                     break;
 324
 325                 /* handle all -fflags */
 326                 case 'f':
 327                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 328                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 329                         con_out("Possible flags:\n\n");
 330                         for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 331                             util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
 332                             con_out(" -f%s\n", buffer);
 333                         }
 334                         exit(0);
 335                     }
 336                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 337                         if (!opts_setflag(argv[0]+5, false)) {
 338                             con_out("unknown flag: %s\n", argv[0]+2);
 339                             return false;
 340                         }
 341                     }
 342                     else if (!opts_setflag(argv[0]+2, true)) {
 343                         con_out("unknown flag: %s\n", argv[0]+2);
 344                         return false;
 345                     }
 346                     break;
 347                 case 'W':
 348                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 349                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 350                         con_out("Possible warnings:\n");
 351                         for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 352                             util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
 353                             con_out(" -W%s\n", buffer);
 354                             if (itr == WARN_DEBUG)
 355                                 con_out("   Warnings included by -Wall:\n");
 356                         }
 357                         exit(0);
 358                     }
 359                     else if (!strcmp(argv[0]+2, "NO_ERROR") ||
 360                              !strcmp(argv[0]+2, "NO_ERROR_ALL"))
 361                     {
 362                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 363                             opts.werror[itr] = 0;
 364                         break;
 365                     }
 366                     else if (!strcmp(argv[0]+2, "ERROR") ||
 367                              !strcmp(argv[0]+2, "ERROR_ALL"))
 368                     {
 369                         opts_backup_non_Werror_all();
 370                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 371                             opts.werror[itr] = 0xFFFFFFFFL;
 372                         opts_restore_non_Werror_all();
 373                         break;
 374                     }
 375                     else if (!strcmp(argv[0]+2, "NONE")) {
 376                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 377                             opts.warn[itr] = 0;
 378                         break;
 379                     }
 380                     else if (!strcmp(argv[0]+2, "ALL")) {
 381                         opts_backup_non_Wall();
 382                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 383                             opts.warn[itr] = 0xFFFFFFFFL;
 384                         opts_restore_non_Wall();
 385                         break;
 386                     }
 387                     else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
 388                         if (!opts_setwerror(argv[0]+8, true)) {
 389                             con_out("unknown warning: %s\n", argv[0]+2);
 390                             return false;
 391                         }
 392                     }
 393                     else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
 394                         if (!opts_setwerror(argv[0]+11, false)) {
 395                             con_out("unknown warning: %s\n", argv[0]+2);
 396                             return false;
 397                         }
 398                     }
 399                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 400                         if (!opts_setwarn(argv[0]+5, false)) {
 401                             con_out("unknown warning: %s\n", argv[0]+2);
 402                             return false;
 403                         }
 404                     }
 405                     else if (!opts_setwarn(argv[0]+2, true)) {
 406                         con_out("unknown warning: %s\n", argv[0]+2);
 407                         return false;
 408                     }
 409                     break;
 410
 411                 case 'O':
 412                     if (!options_witharg(&argc, &argv, &argarg)) {
 413                         con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
 414                         return false;
 415                     }
 416                     if (isdigit(argarg[0])) {
 417                         uint32_t val = (uint32_t)strtol(argarg, NULL, 10);
 418                         OPTS_OPTION_U32(OPTION_O) = val;
 419                         opts_setoptimlevel(val);
 420                     } else {
 421                         util_strtocmd(argarg, argarg, strlen(argarg)+1);
 422                         if (!strcmp(argarg, "HELP")) {
 423                             con_out("Possible optimizations:\n");
 424                             for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 425                                 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
 426                                 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
 427                             }
 428                             exit(0);
 429                         }
 430                         else if (!strcmp(argarg, "ALL"))
 431                             opts_setoptimlevel(OPTS_OPTION_U32(OPTION_O) = 9999);
 432                         else if (!strncmp(argarg, "NO_", 3)) {
 433                             if (!opts_setoptim(argarg+3, false)) {
 434                                 con_out("unknown optimization: %s\n", argarg+3);
 435                                 return false;
 436                             }
 437                         }
 438                         else {
 439                             if (!opts_setoptim(argarg, true)) {
 440                                 con_out("unknown optimization: %s\n", argarg);
 441                                 return false;
 442                             }
 443                         }
 444                     }
 445                     break;
 446
 447                 case 'o':
 448                     if (!options_witharg(&argc, &argv, &argarg)) {
 449                         con_out("option -o requires an argument: the output file name\n");
 450                         return false;
 451                     }
 452                     OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
 453                     opts_output_wasset = true;
 454                     break;
 455
 456                 case 'a':
 457                 case 's':
 458                     item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
 459                     if (!options_witharg(&argc, &argv, &argarg)) {
 460                         con_out("option -a requires a filename %s\n",
 461                                 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
 462                         return false;
 463                     }
 464                     item.filename = argarg;
 465                     vec_push(items, item);
 466                     break;
 467
 468                 case '-':
 469                     if (!argv[0][2]) {
 470                         /* anything following -- is considered a non-option argument */
 471                         argend = true;
 472                         break;
 473                     }
 474             /* All long options without arguments */
 475                     else if (!strcmp(argv[0]+2, "help")) {
 476                         usage();
 477                         exit(0);
 478                     }
 479                     else if (!strcmp(argv[0]+2, "version")) {
 480                         version();
 481                         exit(0);
 482                     }
 483                     else if (!strcmp(argv[0]+2, "quiet")) {
 484                         OPTS_OPTION_BOOL(OPTION_QUIET) = true;
 485                         break;
 486                     }
 487                     else if (!strcmp(argv[0]+2, "correct")) {
 488                         OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
 489                         break;
 490                     }
 491                     else if (!strcmp(argv[0]+2, "no-correct")) {
 492                         OPTS_OPTION_BOOL(OPTION_CORRECTION) = false;
 493                         break;
 494                     }
 495                     else if (!strcmp(argv[0]+2, "add-info")) {
 496                         OPTS_OPTION_BOOL(OPTION_ADD_INFO) = true;
 497                         break;
 498                     }
 499                     else {
 500             /* All long options with arguments */
 501                         if (options_long_witharg("output", &argc, &argv, &argarg)) {
 502                             OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
 503                             opts_output_wasset = true;
 504                         } else {
 505                             con_out("Unknown parameter: %s\n", argv[0]);
 506                             return false;
 507                         }
 508                     }
 509                     break;
 510
 511                 default:
 512                     con_out("Unknown parameter: %s\n", argv[0]);
 513                     return false;
 514             }
 515         }
 516         else
 517         {
 518             /* it's a QC filename */
 519             item.filename = argv[0];
 520             item.type     = TYPE_QC;
 521             vec_push(items, item);
 522         }
 523     }
 524     opts_ini_init(config);
 525     return true;
 526 }
 527
 528 /* returns the line number, or -1 on error */
 529 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
 530     int    len;
 531     char  *line;
 532     char  *start;
 533     char  *end;
 534
 535     line = *out;
 536     len  = fs_file_getline(&line, alen, src);
 537     if (len == -1)
 538         return false;
 539
 540     /* start at first non-blank */
 541     for (start = line; isspace(*start); ++start) {}
 542     /* end at the first non-blank */
 543     for (end = start;  *end && !isspace(*end);  ++end)   {}
 544
 545     *out = line;
 546     /* move the actual filename to the beginning */
 547     while (start != end) {
 548         *line++ = *start++;
 549     }
 550     *line = 0;
 551     return true;
 552 }
 553
 554 int main(int argc, char **argv) {
 555     size_t          itr;
 556     int             retval           = 0;
 557     bool            opts_output_free = false;
 558     bool            operators_free   = false;
 559     bool            progs_src        = false;
 560     FILE            *outfile         = NULL;
 561     struct parser_s *parser          = NULL;
 562     struct ftepp_s  *ftepp           = NULL;
 563
 564     app_name = argv[0];
 565     con_init ();
 566     opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
 567
 568     util_seed(time(0));
 569
 570     if (!options_parse(argc, argv)) {
 571         return usage();
 572     }
 573
 574     if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
 575         con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
 576         exit(EXIT_FAILURE);
 577     }
 578
 579     /* the standard decides which set of operators to use */
 580     if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_GMQCC) {
 581         operators      = c_operators;
 582         operator_count = c_operator_count;
 583     } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC) {
 584         operators      = fte_operators;
 585         operator_count = fte_operator_count;
 586     } else {
 587         operators      = qcc_operators;
 588         operator_count = qcc_operator_count;
 589     }
 590
 591     if (operators == fte_operators) {
 592         /* fix ternary? */
 593         if (OPTS_FLAG(CORRECT_TERNARY)) {
 594             oper_info *newops;
 595             if (operators[operator_count-2].id != opid1(',') ||
 596                 operators[operator_count-1].id != opid2(':','?'))
 597             {
 598                 con_err("internal error: operator precedence table wasn't updated correctly!\n");
 599                 exit(EXIT_FAILURE);
 600             }
 601             operators_free = true;
 602             newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
 603             memcpy(newops, operators, sizeof(operators[0]) * operator_count);
 604             memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
 605             memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
 606             newops[operator_count-2].prec = newops[operator_count-1].prec+1;
 607             operators = newops;
 608         }
 609     }
 610
 611     if (OPTS_OPTION_BOOL(OPTION_DUMP)) {
 612         for (itr = 0; itr < COUNT_FLAGS; ++itr)
 613             con_out("Flag %s = %i\n",    opts_flag_list[itr].name, OPTS_FLAG(itr));
 614         for (itr = 0; itr < COUNT_WARNINGS; ++itr)
 615             con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
 616
 617         con_out("output             = %s\n", OPTS_OPTION_STR(OPTION_OUTPUT));
 618         con_out("optimization level = %u\n", OPTS_OPTION_U32(OPTION_O));
 619         con_out("standard           = %u\n", OPTS_OPTION_U32(OPTION_STANDARD));
 620     }
 621
 622     if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 623         if (opts_output_wasset) {
 624             outfile = fs_file_open(OPTS_OPTION_STR(OPTION_OUTPUT), "wb");
 625             if (!outfile) {
 626                 con_err("failed to open `%s` for writing\n", OPTS_OPTION_STR(OPTION_OUTPUT));
 627                 retval = 1;
 628                 goto cleanup;
 629             }
 630         }
 631         else {
 632             outfile = con_default_out();
 633         }
 634     }
 635
 636     if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 637         if (!(parser = parser_create())) {
 638             con_err("failed to initialize parser\n");
 639             retval = 1;
 640             goto cleanup;
 641         }
 642     }
 643
 644     if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
 645         if (!(ftepp = ftepp_create())) {
 646             con_err("failed to initialize parser\n");
 647             retval = 1;
 648             goto cleanup;
 649         }
 650     }
 651
 652     util_debug("COM", "starting ...\n");
 653
 654     /* add macros */
 655     if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
 656         for (itr = 0; itr < vec_size(ppems); itr++) {
 657             ftepp_add_macro(ftepp, ppems[itr].name, ppems[itr].value);
 658             mem_d(ppems[itr].name);
 659
 660             /* can be null */
 661             if (ppems[itr].value)
 662                 mem_d(ppems[itr].value);
 663         }
 664     }
 665
 666     if (!vec_size(items)) {
 667         FILE  *src;
 668         char  *line    = NULL;
 669         size_t linelen = 0;
 670         bool   hasline = false;
 671
 672         progs_src = true;
 673
 674         src = fs_file_open("progs.src", "rb");
 675         if (!src) {
 676             con_err("failed to open `progs.src` for reading\n");
 677             retval = 1;
 678             goto cleanup;
 679         }
 680
 681         while (progs_nextline(&line, &linelen, src)) {
 682             argitem item;
 683
 684             if (!line[0] || (line[0] == '/' && line[1] == '/'))
 685                 continue;
 686
 687             if (hasline) {
 688                 item.filename = util_strdup(line);
 689                 item.type     = TYPE_QC;
 690                 vec_push(items, item);
 691             } else if (!opts_output_wasset) {
 692                 OPTS_OPTION_STR(OPTION_OUTPUT) = util_strdup(line);
 693                 opts_output_free               = true;
 694                 hasline                        = true;
 695             }
 696         }
 697
 698         fs_file_close(src);
 699         mem_d(line);
 700     }
 701
 702     if (retval)
 703         goto cleanup;
 704
 705     if (vec_size(items)) {
 706         if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
 707             !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 708         {
 709             con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
 710             con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
 711         }
 712
 713         for (itr = 0; itr < vec_size(items); ++itr) {
 714             if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
 715                 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 716             {
 717                 con_out("  item: %s (%s)\n",
 718                        items[itr].filename,
 719                        ( (items[itr].type == TYPE_QC ? "qc" :
 720                          (items[itr].type == TYPE_ASM ? "asm" :
 721                          (items[itr].type == TYPE_SRC ? "progs.src" :
 722                          ("unknown"))))));
 723             }
 724
 725             if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 726                 const char *out;
 727                 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
 728                     retval = 1;
 729                     goto cleanup;
 730                 }
 731                 out = ftepp_get(ftepp);
 732                 if (out)
 733                     fs_file_printf(outfile, "%s", out);
 734                 ftepp_flush(ftepp);
 735             }
 736             else {
 737                 if (OPTS_FLAG(FTEPP)) {
 738                     const char *data;
 739                     if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
 740                         retval = 1;
 741                         goto cleanup;
 742                     }
 743                     data = ftepp_get(ftepp);
 744                     if (vec_size(data)) {
 745                         if (!parser_compile_string(parser, items[itr].filename, data, vec_size(data))) {
 746                             retval = 1;
 747                             goto cleanup;
 748                         }
 749                     }
 750                     ftepp_flush(ftepp);
 751                 }
 752                 else {
 753                     if (!parser_compile_file(parser, items[itr].filename)) {
 754                         retval = 1;
 755                         goto cleanup;
 756                     }
 757                 }
 758             }
 759
 760             if (progs_src) {
 761                 mem_d(items[itr].filename);
 762                 items[itr].filename = NULL;
 763             }
 764         }
 765
 766         ftepp_finish(ftepp);
 767         ftepp = NULL;
 768         if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
 769             if (!parser_finish(parser, OPTS_OPTION_STR(OPTION_OUTPUT))) {
 770                 retval = 1;
 771                 goto cleanup;
 772             }
 773         }
 774     }
 775
 776     /* stuff */
 777     if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
 778         !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
 779     {
 780         for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 781             if (opts_optimizationcount[itr]) {
 782                 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
 783             }
 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 }