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