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