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                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 347                             opts.werror[itr] = 0xFFFFFFFFL;
 348                         break;
 349                     }
 350                     else if (!strcmp(argv[0]+2, "NONE")) {
 351                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 352                             opts.warn[itr] = 0;
 353                         break;
 354                     }
 355                     else if (!strcmp(argv[0]+2, "ALL")) {
 356                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 357                             opts.warn[itr] = 0xFFFFFFFFL;
 358                         break;
 359                     }
 360                     else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
 361                         if (!opts_setwerror(argv[0]+8, true)) {
 362                             con_out("unknown warning: %s\n", argv[0]+2);
 363                             return false;
 364                         }
 365                     }
 366                     else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
 367                         if (!opts_setwerror(argv[0]+11, false)) {
 368                             con_out("unknown warning: %s\n", argv[0]+2);
 369                             return false;
 370                         }
 371                     }
 372                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 373                         if (!opts_setwarn(argv[0]+5, false)) {
 374                             con_out("unknown warning: %s\n", argv[0]+2);
 375                             return false;
 376                         }
 377                     }
 378                     else if (!opts_setwarn(argv[0]+2, true)) {
 379                         con_out("unknown warning: %s\n", argv[0]+2);
 380                         return false;
 381                     }
 382                     break;
 383
 384                 case 'O':
 385                     if (!options_witharg(&argc, &argv, &argarg)) {
 386                         con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
 387                         return false;
 388                     }
 389                     if (isdigit(argarg[0])) {
 390                         opts.O = atoi(argarg);
 391                         opts_setoptimlevel(opts.O);
 392                     } else {
 393                         util_strtocmd(argarg, argarg, strlen(argarg)+1);
 394                         if (!strcmp(argarg, "HELP")) {
 395                             con_out("Possible optimizations:\n");
 396                             for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 397                                 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
 398                                 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
 399                             }
 400                             exit(0);
 401                         }
 402                         else if (!strcmp(argarg, "ALL"))
 403                             opts_setoptimlevel(opts.O = 9999);
 404                         else if (!strncmp(argarg, "NO_", 3)) {
 405                             if (!opts_setoptim(argarg+3, false)) {
 406                                 con_out("unknown optimization: %s\n", argarg+3);
 407                                 return false;
 408                             }
 409                         }
 410                         else {
 411                             if (!opts_setoptim(argarg, true)) {
 412                                 con_out("unknown optimization: %s\n", argarg);
 413                                 return false;
 414                             }
 415                         }
 416                     }
 417                     break;
 418
 419                 case 'o':
 420                     if (!options_witharg(&argc, &argv, &argarg)) {
 421                         con_out("option -o requires an argument: the output file name\n");
 422                         return false;
 423                     }
 424                     opts.output = argarg;
 425                     opts_output_wasset = true;
 426                     break;
 427
 428                 case 'a':
 429                 case 's':
 430                     item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
 431                     if (!options_witharg(&argc, &argv, &argarg)) {
 432                         con_out("option -a requires a filename %s\n",
 433                                 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
 434                         return false;
 435                     }
 436                     item.filename = argarg;
 437                     vec_push(items, item);
 438                     break;
 439
 440                 case '-':
 441                     if (!argv[0][2]) {
 442                         /* anything following -- is considered a non-option argument */
 443                         argend = true;
 444                         break;
 445                     }
 446             /* All long options without arguments */
 447                     else if (!strcmp(argv[0]+2, "help")) {
 448                         usage();
 449                         exit(0);
 450                     }
 451                     else if (!strcmp(argv[0]+2, "version")) {
 452                         version();
 453                         exit(0);
 454                     }
 455                     else if (!strcmp(argv[0]+2, "quiet")) {
 456                         opts.quiet = true;
 457                         break;
 458                     }
 459                     else {
 460             /* All long options with arguments */
 461                         if (options_long_witharg("output", &argc, &argv, &argarg)) {
 462                             opts.output = argarg;
 463                             opts_output_wasset = true;
 464                         } else {
 465                             con_out("Unknown parameter: %s\n", argv[0]);
 466                             return false;
 467                         }
 468                     }
 469                     break;
 470
 471                 default:
 472                     con_out("Unknown parameter: %s\n", argv[0]);
 473                     return false;
 474             }
 475         }
 476         else
 477         {
 478             /* it's a QC filename */
 479             item.filename = argv[0];
 480             item.type     = TYPE_QC;
 481             vec_push(items, item);
 482         }
 483     }
 484     opts_ini_init(config);
 485     return true;
 486 }
 487
 488 /* returns the line number, or -1 on error */
 489 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
 490     int    len;
 491     char  *line;
 492     char  *start;
 493     char  *end;
 494
 495     line = *out;
 496     len  = file_getline(&line, alen, src);
 497     if (len == -1)
 498         return false;
 499
 500     /* start at first non-blank */
 501     for (start = line; isspace(*start); ++start) {}
 502     /* end at the first non-blank */
 503     for (end = start;  *end && !isspace(*end);  ++end)   {}
 504
 505     *out = line;
 506     /* move the actual filename to the beginning */
 507     while (start != end) {
 508         *line++ = *start++;
 509     }
 510     *line = 0;
 511     return true;
 512 }
 513
 514 int main(int argc, char **argv) {
 515     size_t itr;
 516     int    retval           = 0;
 517     bool   opts_output_free = false;
 518     bool   operators_free   = false;
 519     bool   progs_src        = false;
 520     FILE  *outfile          = NULL;
 521
 522     app_name = argv[0];
 523     con_init ();
 524     opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
 525
 526     util_seed(time(0));
 527
 528     if (!options_parse(argc, argv)) {
 529         return usage();
 530     }
 531
 532     if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
 533         con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
 534         exit(EXIT_FAILURE);
 535     }
 536
 537     /* the standard decides which set of operators to use */
 538     if (opts.standard == COMPILER_GMQCC) {
 539         operators      = c_operators;
 540         operator_count = c_operator_count;
 541     } else if (opts.standard == COMPILER_FTEQCC) {
 542         operators      = fte_operators;
 543         operator_count = fte_operator_count;
 544     } else {
 545         operators      = qcc_operators;
 546         operator_count = qcc_operator_count;
 547     }
 548
 549     if (operators == fte_operators) {
 550         /* fix ternary? */
 551         if (OPTS_FLAG(CORRECT_TERNARY)) {
 552             oper_info *newops;
 553             if (operators[operator_count-2].id != opid1(',') ||
 554                 operators[operator_count-1].id != opid2(':','?'))
 555             {
 556                 con_err("internal error: operator precedence table wasn't updated correctly!\n");
 557                 exit(EXIT_FAILURE);
 558             }
 559             operators_free = true;
 560             newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
 561             memcpy(newops, operators, sizeof(operators[0]) * operator_count);
 562             memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
 563             memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
 564             newops[operator_count-2].prec = newops[operator_count-1].prec+1;
 565             operators = newops;
 566         }
 567     }
 568
 569     if (opts.dump) {
 570         for (itr = 0; itr < COUNT_FLAGS; ++itr)
 571             con_out("Flag %s = %i\n",    opts_flag_list[itr].name, OPTS_FLAG(itr));
 572         for (itr = 0; itr < COUNT_WARNINGS; ++itr)
 573             con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
 574
 575         con_out("output             = %s\n", opts.output);
 576         con_out("optimization level = %d\n", opts.O);
 577         con_out("standard           = %i\n", opts.standard);
 578     }
 579
 580     if (opts.pp_only) {
 581         if (opts_output_wasset) {
 582             outfile = file_open(opts.output, "wb");
 583             if (!outfile) {
 584                 con_err("failed to open `%s` for writing\n", opts.output);
 585                 retval = 1;
 586                 goto cleanup;
 587             }
 588         }
 589         else {
 590             outfile = con_default_out();
 591         }
 592     }
 593
 594     if (!opts.pp_only) {
 595         if (!parser_init()) {
 596             con_err("failed to initialize parser\n");
 597             retval = 1;
 598             goto cleanup;
 599         }
 600     }
 601
 602     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 603         if (!ftepp_init()) {
 604             con_err("failed to initialize parser\n");
 605             retval = 1;
 606             goto cleanup;
 607         }
 608     }
 609
 610     if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
 611         type_not_instr[TYPE_STRING] = INSTR_NOT_F;
 612
 613     util_debug("COM", "starting ...\n");
 614
 615     /* add macros */
 616     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 617         for (itr = 0; itr < vec_size(ppems); itr++) {
 618             ftepp_add_macro(ppems[itr].name, ppems[itr].value);
 619             mem_d(ppems[itr].name);
 620
 621             /* can be null */
 622             if (ppems[itr].value)
 623                 mem_d(ppems[itr].value);
 624         }
 625     }
 626
 627     if (!vec_size(items)) {
 628         FILE *src;
 629         char *line;
 630         size_t linelen = 0;
 631
 632         progs_src = true;
 633
 634         src = file_open("progs.src", "rb");
 635         if (!src) {
 636             con_err("failed to open `progs.src` for reading\n");
 637             retval = 1;
 638             goto cleanup;
 639         }
 640
 641         line = NULL;
 642         if (!progs_nextline(&line, &linelen, src) || !line[0]) {
 643             con_err("illformatted progs.src file: expected output filename in first line\n");
 644             retval = 1;
 645             goto srcdone;
 646         }
 647
 648         if (!opts_output_wasset) {
 649             opts.output = util_strdup(line);
 650             opts_output_free = true;
 651         }
 652
 653         while (progs_nextline(&line, &linelen, src)) {
 654             argitem item;
 655             if (!line[0] || (line[0] == '/' && line[1] == '/'))
 656                 continue;
 657             item.filename = util_strdup(line);
 658             item.type     = TYPE_QC;
 659             vec_push(items, item);
 660         }
 661
 662 srcdone:
 663         file_close(src);
 664         mem_d(line);
 665     }
 666
 667     if (retval)
 668         goto cleanup;
 669
 670     if (vec_size(items)) {
 671         if (!opts.quiet && !opts.pp_only) {
 672             con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
 673             con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
 674         }
 675         for (itr = 0; itr < vec_size(items); ++itr) {
 676             if (!opts.quiet && !opts.pp_only) {
 677                 con_out("  item: %s (%s)\n",
 678                        items[itr].filename,
 679                        ( (items[itr].type == TYPE_QC ? "qc" :
 680                          (items[itr].type == TYPE_ASM ? "asm" :
 681                          (items[itr].type == TYPE_SRC ? "progs.src" :
 682                          ("unknown"))))));
 683             }
 684
 685             if (opts.pp_only) {
 686                 const char *out;
 687                 if (!ftepp_preprocess_file(items[itr].filename)) {
 688                     retval = 1;
 689                     goto cleanup;
 690                 }
 691                 out = ftepp_get();
 692                 if (out)
 693                     file_printf(outfile, "%s", out);
 694                 ftepp_flush();
 695             }
 696             else {
 697                 if (OPTS_FLAG(FTEPP)) {
 698                     const char *data;
 699                     if (!ftepp_preprocess_file(items[itr].filename)) {
 700                         retval = 1;
 701                         goto cleanup;
 702                     }
 703                     data = ftepp_get();
 704                     if (vec_size(data)) {
 705                         if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
 706                             retval = 1;
 707                             goto cleanup;
 708                         }
 709                     }
 710                     ftepp_flush();
 711                 }
 712                 else {
 713                     if (!parser_compile_file(items[itr].filename)) {
 714                         retval = 1;
 715                         goto cleanup;
 716                     }
 717                 }
 718             }
 719
 720             if (progs_src) {
 721                 mem_d(items[itr].filename);
 722                 items[itr].filename = NULL;
 723             }
 724         }
 725
 726         ftepp_finish();
 727         if (!opts.pp_only) {
 728             if (!parser_finish(opts.output)) {
 729                 retval = 1;
 730                 goto cleanup;
 731             }
 732         }
 733     }
 734
 735     /* stuff */
 736     if (!opts.quiet && !opts.pp_only) {
 737         for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 738             if (opts_optimizationcount[itr]) {
 739                 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
 740             }
 741         }
 742     }
 743
 744 cleanup:
 745     util_debug("COM", "cleaning ...\n");
 746     ftepp_finish();
 747     con_close();
 748     vec_free(items);
 749     vec_free(ppems);
 750
 751     if (!opts.pp_only)
 752         parser_cleanup();
 753     if (opts_output_free)
 754         mem_d((char*)opts.output);
 755     if (operators_free)
 756         mem_d((void*)operators);
 757
 758     lex_cleanup();
 759     util_meminfo();
 760     return retval;
 761 }