main.c

   1 /*
   2  * Copyright (C) 2012
   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, INITIALIZED_NONCONSTANTS,      true);
 167                     opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
 168                     opts_set(opts.werror, WARN_MISSING_RETURN_VALUES,   true);
 169                     opts.standard = COMPILER_GMQCC;
 170
 171                 } else if (!strcmp(argarg, "qcc")) {
 172
 173                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 174                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
 175                     opts.standard = COMPILER_QCC;
 176
 177                 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
 178
 179                     opts_set(opts.flags, FTEPP,                    true);
 180                     opts_set(opts.flags, TRANSLATABLE_STRINGS,     true);
 181                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,     false);
 182                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES,    true);
 183                     opts_set(opts.warn, WARN_TERNARY_PRECEDENCE,   true);
 184                     opts_set(opts.flags, CORRECT_TERNARY,          false);
 185                     opts.standard = COMPILER_FTEQCC;
 186
 187                 } else if (!strcmp(argarg, "qccx")) {
 188
 189                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 190                     opts.standard = COMPILER_QCCX;
 191
 192                 } else {
 193                     con_out("Unknown standard: %s\n", argarg);
 194                     return false;
 195                 }
 196                 continue;
 197             }
 198             if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
 199                 opts.forcecrc   = true;
 200                 opts.forced_crc = strtol(argarg, NULL, 0);
 201                 continue;
 202             }
 203             if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
 204                 con_change(redirout, redirerr);
 205                 continue;
 206             }
 207             if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
 208                 con_change(redirout, redirerr);
 209                 continue;
 210             }
 211             if (options_long_gcc("config", &argc, &argv, &argarg)) {
 212                 config = argarg;
 213                 continue;
 214             }
 215
 216             /* show defaults (like pathscale) */
 217             if (!strcmp(argv[0]+1, "show-defaults")) {
 218                 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 219                     if (!OPTS_FLAG(itr))
 220                         continue;
 221
 222                     memset(buffer, 0, sizeof(buffer));
 223                     util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
 224
 225                     con_out("-f%s ", buffer);
 226                 }
 227                 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 228                     if (!OPTS_WARN(itr))
 229                         continue;
 230
 231                     memset(buffer, 0, sizeof(buffer));
 232                     util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
 233                     con_out("-W%s ", buffer);
 234                 }
 235                 con_out("\n");
 236                 exit(0);
 237             }
 238
 239             if (!strcmp(argv[0]+1, "debug")) {
 240                 opts.debug = true;
 241                 continue;
 242             }
 243             if (!strcmp(argv[0]+1, "dump")) {
 244                 opts.dump = true;
 245                 continue;
 246             }
 247             if (!strcmp(argv[0]+1, "dumpfin")) {
 248                 opts.dumpfin = true;
 249                 continue;
 250             }
 251             if (!strcmp(argv[0]+1, "memchk")) {
 252                 opts.memchk = true;
 253                 continue;
 254             }
 255             if (!strcmp(argv[0]+1, "nocolor")) {
 256                 con_color(0);
 257                 continue;
 258             }
 259
 260             switch (argv[0][1]) {
 261                 /* -h, show usage but exit with 0 */
 262                 case 'h':
 263                     usage();
 264                     exit(0);
 265                     /* break; never reached because of exit(0) */
 266
 267                 case 'v':
 268                     version();
 269                     exit(0);
 270
 271                 case 'E':
 272                     opts.pp_only = true;
 273                     opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
 274                     break;
 275
 276                 /* debug turns on -flno */
 277                 case 'g':
 278                     opts_setflag("LNO", true);
 279                     opts.g = true;
 280                     break;
 281
 282                 case 'q':
 283                     opts.quiet = true;
 284                     break;
 285
 286                 case 'D':
 287                     if (!strlen(argv[0]+2)) {
 288                         con_err("expected name after -D\n");
 289                         exit(0);
 290                     }
 291
 292                     if (!(argarg = strchr(argv[0] + 2, '='))) {
 293                         macro.name  = util_strdup(argv[0]+2);
 294                         macro.value = NULL;
 295                     } else {
 296                         *argarg='\0'; /* terminate for name */
 297                         macro.name  = util_strdup(argv[0]+2);
 298                         macro.value = util_strdup(argarg+1);
 299                     }
 300                     vec_push(ppems, macro);
 301                     break;
 302
 303                 /* handle all -fflags */
 304                 case 'f':
 305                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 306                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 307                         con_out("Possible flags:\n");
 308                         for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 309                             util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
 310                             con_out(" -f%s\n", buffer);
 311                         }
 312                         exit(0);
 313                     }
 314                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 315                         if (!opts_setflag(argv[0]+5, false)) {
 316                             con_out("unknown flag: %s\n", argv[0]+2);
 317                             return false;
 318                         }
 319                     }
 320                     else if (!opts_setflag(argv[0]+2, true)) {
 321                         con_out("unknown flag: %s\n", argv[0]+2);
 322                         return false;
 323                     }
 324                     break;
 325                 case 'W':
 326                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 327                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 328                         con_out("Possible warnings:\n");
 329                         for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 330                             util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
 331                             con_out(" -W%s\n", buffer);
 332                         }
 333                         exit(0);
 334                     }
 335                     else if (!strcmp(argv[0]+2, "NO_ERROR") ||
 336                              !strcmp(argv[0]+2, "NO_ERROR_ALL"))
 337                     {
 338                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 339                             opts.werror[itr] = 0;
 340                         break;
 341                     }
 342                     else if (!strcmp(argv[0]+2, "ERROR") ||
 343                              !strcmp(argv[0]+2, "ERROR_ALL"))
 344                     {
 345                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 346                             opts.werror[itr] = 0xFFFFFFFFL;
 347                         break;
 348                     }
 349                     else if (!strcmp(argv[0]+2, "NONE")) {
 350                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 351                             opts.warn[itr] = 0;
 352                         break;
 353                     }
 354                     else if (!strcmp(argv[0]+2, "ALL")) {
 355                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 356                             opts.warn[itr] = 0xFFFFFFFFL;
 357                         break;
 358                     }
 359                     else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
 360                         if (!opts_setwerror(argv[0]+8, true)) {
 361                             con_out("unknown warning: %s\n", argv[0]+2);
 362                             return false;
 363                         }
 364                     }
 365                     else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
 366                         if (!opts_setwerror(argv[0]+11, false)) {
 367                             con_out("unknown warning: %s\n", argv[0]+2);
 368                             return false;
 369                         }
 370                     }
 371                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 372                         if (!opts_setwarn(argv[0]+5, false)) {
 373                             con_out("unknown warning: %s\n", argv[0]+2);
 374                             return false;
 375                         }
 376                     }
 377                     else if (!opts_setwarn(argv[0]+2, true)) {
 378                         con_out("unknown warning: %s\n", argv[0]+2);
 379                         return false;
 380                     }
 381                     break;
 382
 383                 case 'O':
 384                     if (!options_witharg(&argc, &argv, &argarg)) {
 385                         con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
 386                         return false;
 387                     }
 388                     if (isdigit(argarg[0])) {
 389                         opts.O = atoi(argarg);
 390                         opts_setoptimlevel(opts.O);
 391                     } else {
 392                         util_strtocmd(argarg, argarg, strlen(argarg)+1);
 393                         if (!strcmp(argarg, "HELP")) {
 394                             con_out("Possible optimizations:\n");
 395                             for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 396                                 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
 397                                 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
 398                             }
 399                             exit(0);
 400                         }
 401                         else if (!strcmp(argarg, "ALL"))
 402                             opts_setoptimlevel(opts.O = 9999);
 403                         else if (!strncmp(argarg, "NO_", 3)) {
 404                             if (!opts_setoptim(argarg+3, false)) {
 405                                 con_out("unknown optimization: %s\n", argarg+3);
 406                                 return false;
 407                             }
 408                         }
 409                         else {
 410                             if (!opts_setoptim(argarg, true)) {
 411                                 con_out("unknown optimization: %s\n", argarg);
 412                                 return false;
 413                             }
 414                         }
 415                     }
 416                     break;
 417
 418                 case 'o':
 419                     if (!options_witharg(&argc, &argv, &argarg)) {
 420                         con_out("option -o requires an argument: the output file name\n");
 421                         return false;
 422                     }
 423                     opts.output = argarg;
 424                     opts_output_wasset = true;
 425                     break;
 426
 427                 case 'a':
 428                 case 's':
 429                     item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
 430                     if (!options_witharg(&argc, &argv, &argarg)) {
 431                         con_out("option -a requires a filename %s\n",
 432                                 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
 433                         return false;
 434                     }
 435                     item.filename = argarg;
 436                     vec_push(items, item);
 437                     break;
 438
 439                 case '-':
 440                     if (!argv[0][2]) {
 441                         /* anything following -- is considered a non-option argument */
 442                         argend = true;
 443                         break;
 444                     }
 445             /* All long options without arguments */
 446                     else if (!strcmp(argv[0]+2, "help")) {
 447                         usage();
 448                         exit(0);
 449                     }
 450                     else if (!strcmp(argv[0]+2, "version")) {
 451                         version();
 452                         exit(0);
 453                     }
 454                     else if (!strcmp(argv[0]+2, "quiet")) {
 455                         opts.quiet = true;
 456                         break;
 457                     }
 458                     else {
 459             /* All long options with arguments */
 460                         if (options_long_witharg("output", &argc, &argv, &argarg)) {
 461                             opts.output = argarg;
 462                             opts_output_wasset = true;
 463                         } else {
 464                             con_out("Unknown parameter: %s\n", argv[0]);
 465                             return false;
 466                         }
 467                     }
 468                     break;
 469
 470                 default:
 471                     con_out("Unknown parameter: %s\n", argv[0]);
 472                     return false;
 473             }
 474         }
 475         else
 476         {
 477             /* it's a QC filename */
 478             item.filename = argv[0];
 479             item.type     = TYPE_QC;
 480             vec_push(items, item);
 481         }
 482     }
 483     opts_ini_init(config);
 484     return true;
 485 }
 486
 487 /* returns the line number, or -1 on error */
 488 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
 489     int    len;
 490     char  *line;
 491     char  *start;
 492     char  *end;
 493
 494     line = *out;
 495     len  = file_getline(&line, alen, src);
 496     if (len == -1)
 497         return false;
 498
 499     /* start at first non-blank */
 500     for (start = line; isspace(*start); ++start) {}
 501     /* end at the first non-blank */
 502     for (end = start;  *end && !isspace(*end);  ++end)   {}
 503
 504     *out = line;
 505     /* move the actual filename to the beginning */
 506     while (start != end) {
 507         *line++ = *start++;
 508     }
 509     *line = 0;
 510     return true;
 511 }
 512
 513 int main(int argc, char **argv) {
 514     size_t itr;
 515     int    retval           = 0;
 516     bool   opts_output_free = false;
 517     bool   operators_free   = false;
 518     bool   progs_src        = false;
 519     FILE  *outfile          = NULL;
 520
 521     app_name = argv[0];
 522     con_init ();
 523     opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
 524
 525     util_seed(time(0));
 526
 527     if (!options_parse(argc, argv)) {
 528         return usage();
 529     }
 530
 531     if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
 532         con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
 533         exit(EXIT_FAILURE);
 534     }
 535
 536     /* the standard decides which set of operators to use */
 537     if (opts.standard == COMPILER_GMQCC) {
 538         operators      = c_operators;
 539         operator_count = c_operator_count;
 540     } else if (opts.standard == COMPILER_FTEQCC) {
 541         operators      = fte_operators;
 542         operator_count = fte_operator_count;
 543     } else {
 544         operators      = qcc_operators;
 545         operator_count = qcc_operator_count;
 546     }
 547
 548     if (operators == fte_operators) {
 549         /* fix ternary? */
 550         if (OPTS_FLAG(CORRECT_TERNARY)) {
 551             oper_info *newops;
 552             if (operators[operator_count-2].id != opid1(',') ||
 553                 operators[operator_count-1].id != opid2(':','?'))
 554             {
 555                 con_err("internal error: operator precedence table wasn't updated correctly!\n");
 556                 exit(EXIT_FAILURE);
 557             }
 558             operators_free = true;
 559             newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
 560             memcpy(newops, operators, sizeof(operators[0]) * operator_count);
 561             memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
 562             memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
 563             newops[operator_count-2].prec = newops[operator_count-1].prec+1;
 564             operators = newops;
 565         }
 566     }
 567
 568     if (opts.dump) {
 569         for (itr = 0; itr < COUNT_FLAGS; ++itr)
 570             con_out("Flag %s = %i\n",    opts_flag_list[itr].name, OPTS_FLAG(itr));
 571         for (itr = 0; itr < COUNT_WARNINGS; ++itr)
 572             con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
 573
 574         con_out("output             = %s\n", opts.output);
 575         con_out("optimization level = %d\n", opts.O);
 576         con_out("standard           = %i\n", opts.standard);
 577     }
 578
 579     if (opts.pp_only) {
 580         if (opts_output_wasset) {
 581             outfile = file_open(opts.output, "wb");
 582             if (!outfile) {
 583                 con_err("failed to open `%s` for writing\n", opts.output);
 584                 retval = 1;
 585                 goto cleanup;
 586             }
 587         }
 588         else {
 589             outfile = con_default_out();
 590         }
 591     }
 592
 593     if (!opts.pp_only) {
 594         if (!parser_init()) {
 595             con_err("failed to initialize parser\n");
 596             retval = 1;
 597             goto cleanup;
 598         }
 599     }
 600
 601     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 602         if (!ftepp_init()) {
 603             con_err("failed to initialize parser\n");
 604             retval = 1;
 605             goto cleanup;
 606         }
 607     }
 608
 609     if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
 610         type_not_instr[TYPE_STRING] = INSTR_NOT_F;
 611
 612     util_debug("COM", "starting ...\n");
 613
 614     /* add macros */
 615     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 616         for (itr = 0; itr < vec_size(ppems); itr++) {
 617             ftepp_add_macro(ppems[itr].name, ppems[itr].value);
 618             mem_d(ppems[itr].name);
 619
 620             /* can be null */
 621             if (ppems[itr].value)
 622                 mem_d(ppems[itr].value);
 623         }
 624     }
 625
 626     if (!vec_size(items)) {
 627         FILE *src;
 628         char *line;
 629         size_t linelen = 0;
 630
 631         progs_src = true;
 632
 633         src = file_open("progs.src", "rb");
 634         if (!src) {
 635             con_err("failed to open `progs.src` for reading\n");
 636             retval = 1;
 637             goto cleanup;
 638         }
 639
 640         line = NULL;
 641         if (!progs_nextline(&line, &linelen, src) || !line[0]) {
 642             con_err("illformatted progs.src file: expected output filename in first line\n");
 643             retval = 1;
 644             goto srcdone;
 645         }
 646
 647         if (!opts_output_wasset) {
 648             opts.output = util_strdup(line);
 649             opts_output_free = true;
 650         }
 651
 652         while (progs_nextline(&line, &linelen, src)) {
 653             argitem item;
 654             if (!line[0] || (line[0] == '/' && line[1] == '/'))
 655                 continue;
 656             item.filename = util_strdup(line);
 657             item.type     = TYPE_QC;
 658             vec_push(items, item);
 659         }
 660
 661 srcdone:
 662         file_close(src);
 663         mem_d(line);
 664     }
 665
 666     if (retval)
 667         goto cleanup;
 668
 669     if (vec_size(items)) {
 670         if (!opts.quiet && !opts.pp_only) {
 671             con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
 672             con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
 673         }
 674         for (itr = 0; itr < vec_size(items); ++itr) {
 675             if (!opts.quiet && !opts.pp_only) {
 676                 con_out("  item: %s (%s)\n",
 677                        items[itr].filename,
 678                        ( (items[itr].type == TYPE_QC ? "qc" :
 679                          (items[itr].type == TYPE_ASM ? "asm" :
 680                          (items[itr].type == TYPE_SRC ? "progs.src" :
 681                          ("unknown"))))));
 682             }
 683
 684             if (opts.pp_only) {
 685                 const char *out;
 686                 if (!ftepp_preprocess_file(items[itr].filename)) {
 687                     retval = 1;
 688                     goto cleanup;
 689                 }
 690                 out = ftepp_get();
 691                 if (out)
 692                     file_printf(outfile, "%s", out);
 693                 ftepp_flush();
 694             }
 695             else {
 696                 if (OPTS_FLAG(FTEPP)) {
 697                     const char *data;
 698                     if (!ftepp_preprocess_file(items[itr].filename)) {
 699                         retval = 1;
 700                         goto cleanup;
 701                     }
 702                     data = ftepp_get();
 703                     if (vec_size(data)) {
 704                         if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
 705                             retval = 1;
 706                             goto cleanup;
 707                         }
 708                     }
 709                     ftepp_flush();
 710                 }
 711                 else {
 712                     if (!parser_compile_file(items[itr].filename)) {
 713                         retval = 1;
 714                         goto cleanup;
 715                     }
 716                 }
 717             }
 718
 719             if (progs_src) {
 720                 mem_d(items[itr].filename);
 721                 items[itr].filename = NULL;
 722             }
 723         }
 724
 725         ftepp_finish();
 726         if (!opts.pp_only) {
 727             if (!parser_finish(opts.output)) {
 728                 retval = 1;
 729                 goto cleanup;
 730             }
 731         }
 732     }
 733
 734     /* stuff */
 735     if (!opts.quiet && !opts.pp_only) {
 736         for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 737             if (opts_optimizationcount[itr]) {
 738                 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
 739             }
 740         }
 741     }
 742
 743 cleanup:
 744     util_debug("COM", "cleaning ...\n");
 745     ftepp_finish();
 746     con_close();
 747     vec_free(items);
 748     vec_free(ppems);
 749
 750     if (!opts.pp_only)
 751         parser_cleanup();
 752     if (opts_output_free)
 753         mem_d((char*)opts.output);
 754     if (operators_free)
 755         mem_d((void*)operators);
 756
 757     lex_cleanup();
 758     util_meminfo();
 759     return retval;
 760 }