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