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
  27 /* counter increased in ir.c */
  28 unsigned int optimization_count[COUNT_OPTIMIZATIONS];
  29 static bool opts_output_wasset = false;
  30
  31 cmd_options opts;
  32
  33 /* set by the standard */
  34 const oper_info *operators      = NULL;
  35 size_t           operator_count = 0;
  36
  37 typedef struct { char *filename; int   type;  } argitem;
  38 typedef struct { char *name;     char *value; } ppitem;
  39 static argitem *items = NULL;
  40 static ppitem  *ppems = NULL;
  41
  42 #define TYPE_QC  0
  43 #define TYPE_ASM 1
  44 #define TYPE_SRC 2
  45
  46 static const char *app_name;
  47
  48 static int usage() {
  49     con_out("usage: %s [options] [files...]", app_name);
  50     con_out("options:\n"
  51             "  -h, --help             show this help message\n"
  52             "  -debug                 turns on compiler debug messages\n"
  53             "  -memchk                turns on compiler memory leak check\n");
  54     con_out("  -o, --output=file      output file, defaults to progs.dat\n"
  55             "  -s filename            add a progs.src file to be used\n");
  56     con_out("  -E                     stop after preprocessing\n");
  57     con_out("  -std=standard          select one of the following standards\n"
  58             "       -std=qcc          original QuakeC\n"
  59             "       -std=fteqcc       fteqcc QuakeC\n"
  60             "       -std=gmqcc        this compiler (default)\n");
  61     con_out("  -f<flag>               enable a flag\n"
  62             "  -fno-<flag>            disable a flag\n"
  63             "  -fhelp                 list possible flags\n");
  64     con_out("  -W<warning>            enable a warning\n"
  65             "  -Wno-<warning>         disable a warning\n"
  66             "  -Wall                  enable all warnings\n"
  67             "  -Werror                treat warnings as errors\n");
  68     con_out("  -Whelp                 list possible warnings\n");
  69     con_out("  -O<number>             optimization level\n"
  70             "  -O<name>               enable specific optimization\n"
  71             "  -Ono-<name>            disable specific optimization\n"
  72             "  -Ohelp                 list optimizations\n");
  73     con_out("  -force-crc=num         force a specific checksum into the header\n");
  74     return -1;
  75 }
  76
  77 static bool options_setflag_all(const char *name, bool on, uint32_t *flags, const opts_flag_def *list, size_t listsize) {
  78     size_t i;
  79
  80     for (i = 0; i < listsize; ++i) {
  81         if (!strcmp(name, list[i].name)) {
  82             longbit lb = list[i].bit;
  83 #if 0
  84             if (on)
  85                 flags[lb.idx] |= (1<<(lb.bit));
  86             else
  87                 flags[lb.idx] &= ~(1<<(lb.bit));
  88 #else
  89             if (on)
  90                 flags[0] |= (1<<lb);
  91             else
  92                 flags[0] &= ~(1<<(lb));
  93 #endif
  94             return true;
  95         }
  96     }
  97     return false;
  98 }
  99 static bool options_setflag(const char *name, bool on) {
 100     return options_setflag_all(name, on, opts.flags, opts_flag_list, COUNT_FLAGS);
 101 }
 102 static bool options_setwarn(const char *name, bool on) {
 103     return options_setflag_all(name, on, opts.warn, opts_warn_list, COUNT_WARNINGS);
 104 }
 105 static bool options_setoptim(const char *name, bool on) {
 106     return options_setflag_all(name, on, opts.optimization, opts_opt_list, COUNT_OPTIMIZATIONS);
 107 }
 108
 109 static bool options_witharg(int *argc_, char ***argv_, char **out) {
 110     int  argc   = *argc_;
 111     char **argv = *argv_;
 112
 113     if (argv[0][2]) {
 114         *out = argv[0]+2;
 115         return true;
 116     }
 117     /* eat up the next */
 118     if (argc < 2) /* no parameter was provided */
 119         return false;
 120
 121     *out = argv[1];
 122     --*argc_;
 123     ++*argv_;
 124     return true;
 125 }
 126
 127 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
 128     int  argc   = *argc_;
 129     char **argv = *argv_;
 130
 131     size_t len = strlen(optname);
 132
 133     if (strncmp(argv[0]+ds, optname, len))
 134         return false;
 135
 136     /* it's --optname, check how the parameter is supplied */
 137     if (argv[0][ds+len] == '=') {
 138         /* using --opt=param */
 139         *out = argv[0]+ds+len+1;
 140         return true;
 141     }
 142
 143     if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
 144         return false;
 145
 146     /* using --opt param */
 147     *out = argv[1];
 148     --*argc_;
 149     ++*argv_;
 150     return true;
 151 }
 152 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
 153     return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
 154 }
 155 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
 156     return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
 157 }
 158
 159 void options_set(uint32_t *flags, size_t idx, bool on)
 160 {
 161     longbit lb = LONGBIT(idx);
 162 #if 0
 163     if (on)
 164         flags[lb.idx] |= (1<<(lb.bit));
 165     else
 166         flags[lb.idx] &= ~(1<<(lb.bit));
 167 #else
 168     if (on)
 169         flags[0] |= (1<<(lb));
 170     else
 171         flags[0] &= ~(1<<(lb));
 172 #endif
 173 }
 174
 175 static void set_optimizations(unsigned int level)
 176 {
 177     size_t i;
 178     for (i = 0; i < COUNT_OPTIMIZATIONS; ++i)
 179         options_set(opts.optimization, i, level >= opts_opt_oflag[i]);
 180 }
 181
 182 static bool options_parse(int argc, char **argv) {
 183     bool argend = false;
 184     size_t itr;
 185     char  buffer[1024];
 186     char *redirout = (char*)stdout;
 187     char *redirerr = (char*)stderr;
 188
 189     while (!argend && argc > 1) {
 190         char *argarg;
 191         argitem item;
 192         ppitem  macro;
 193
 194         ++argv;
 195         --argc;
 196
 197         if (argv[0][0] == '-') {
 198     /* All gcc-type long options */
 199             if (options_long_gcc("std", &argc, &argv, &argarg)) {
 200                 if      (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
 201                     options_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
 202                     opts.standard = COMPILER_GMQCC;
 203                 } else if (!strcmp(argarg, "qcc")) {
 204                     options_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
 205                     options_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
 206                     opts.standard = COMPILER_QCC;
 207                 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
 208                     options_set(opts.flags, FTEPP,                true);
 209                     options_set(opts.flags, TRANSLATABLE_STRINGS, true);
 210                     options_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
 211                     options_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
 212                     options_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
 213                     options_set(opts.flags, CORRECT_TERNARY, false);
 214                     opts.standard = COMPILER_FTEQCC;
 215                 } else if (!strcmp(argarg, "qccx")) {
 216                     options_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
 217                     opts.standard = COMPILER_QCCX;
 218                 } else {
 219                     con_out("Unknown standard: %s\n", argarg);
 220                     return false;
 221                 }
 222                 continue;
 223             }
 224             if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
 225                 opts.forcecrc = true;
 226                 opts.forced_crc = strtol(argarg, NULL, 0);
 227                 continue;
 228             }
 229             if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
 230                 con_change(redirout, redirerr);
 231                 continue;
 232             }
 233             if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
 234                 con_change(redirout, redirerr);
 235                 continue;
 236             }
 237
 238             /* show defaults (like pathscale) */
 239             if (!strcmp(argv[0]+1, "show-defaults")) {
 240                 size_t itr;
 241                 char   buffer[1024];
 242                 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 243                     if (!OPTS_FLAG(itr))
 244                         continue;
 245
 246                     memset(buffer, 0, sizeof(buffer));
 247                     util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
 248
 249                     con_out("-f%s ", buffer);
 250                 }
 251                 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 252                     if (!OPTS_WARN(itr))
 253                         continue;
 254
 255                     memset(buffer, 0, sizeof(buffer));
 256                     util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
 257                     con_out("-W%s ", buffer);
 258                 }
 259                 con_out("\n");
 260                 exit(0);
 261             }
 262
 263             if (!strcmp(argv[0]+1, "debug")) {
 264                 opts.debug = true;
 265                 continue;
 266             }
 267             if (!strcmp(argv[0]+1, "dump")) {
 268                 opts.dump = true;
 269                 continue;
 270             }
 271             if (!strcmp(argv[0]+1, "dumpfin")) {
 272                 opts.dumpfin = true;
 273                 continue;
 274             }
 275             if (!strcmp(argv[0]+1, "memchk")) {
 276                 opts.memchk = true;
 277                 continue;
 278             }
 279             if (!strcmp(argv[0]+1, "nocolor")) {
 280                 con_color(0);
 281                 continue;
 282             }
 283
 284             switch (argv[0][1]) {
 285                 /* -h, show usage but exit with 0 */
 286                 case 'h':
 287                     usage();
 288                     exit(0);
 289                     /* break; never reached because of exit(0) */
 290
 291                 case 'v':
 292                      con_out("GMQCC %d.%d.%d Built %s %s\n",
 293                         GMQCC_VERSION_MINOR,
 294                         GMQCC_VERSION_MAJOR,
 295                         GMQCC_VERSION_PATCH,
 296                         __DATE__,
 297                         __TIME__
 298                     );
 299                     exit(0);
 300
 301                 case 'E':
 302                     opts.pp_only = true;
 303                     break;
 304
 305                 /* debug turns on -flno */
 306                 case 'g':
 307                     options_setflag("LNO", true);
 308                     break;
 309
 310                 case 'D':
 311                     if (!(argarg = strchr(argv[0] + 2, '='))) {
 312                         con_out("missing = in -D\n");
 313                         exit(0);
 314                     }
 315                     *argarg='\0'; /* terminate for name */
 316                     macro.name  = util_strdup(argarg);
 317                     macro.value = util_strdup(argv[0]+2);
 318                     vec_push(ppems, macro);
 319                     break;
 320
 321                 /* handle all -fflags */
 322                 case 'f':
 323                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 324                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 325                         con_out("Possible flags:\n");
 326                         for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 327                             util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
 328                             con_out(" -f%s\n", buffer);
 329                         }
 330                         exit(0);
 331                     }
 332                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 333                         if (!options_setflag(argv[0]+5, false)) {
 334                             con_out("unknown flag: %s\n", argv[0]+2);
 335                             return false;
 336                         }
 337                     }
 338                     else if (!options_setflag(argv[0]+2, true)) {
 339                         con_out("unknown flag: %s\n", argv[0]+2);
 340                         return false;
 341                     }
 342                     break;
 343                 case 'W':
 344                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 345                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 346                         con_out("Possible warnings:\n");
 347                         for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 348                             util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
 349                             con_out(" -W%s\n", buffer);
 350                         }
 351                         exit(0);
 352                     }
 353                     else if (!strcmp(argv[0]+2, "NO_ERROR")) {
 354                         opts.werror = false;
 355                         break;
 356                     }
 357                     else if (!strcmp(argv[0]+2, "ERROR")) {
 358                         opts.werror = true;
 359                         break;
 360                     }
 361                     else if (!strcmp(argv[0]+2, "NONE")) {
 362                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 363                             opts.warn[itr] = 0;
 364                         break;
 365                     }
 366                     else if (!strcmp(argv[0]+2, "ALL")) {
 367                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 368                             opts.warn[itr] = 0xFFFFFFFFL;
 369                         break;
 370                     }
 371                     if (!strncmp(argv[0]+2, "NO_", 3)) {
 372                         if (!options_setwarn(argv[0]+5, false)) {
 373                             con_out("unknown warning: %s\n", argv[0]+2);
 374                             return false;
 375                         }
 376                     }
 377                     else if (!options_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                         set_optimizations(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                             set_optimizations(opts.O = 9999);
 403                         else if (!strncmp(argarg, "NO_", 3)) {
 404                             if (!options_setoptim(argarg+3, false)) {
 405                                 con_out("unknown optimization: %s\n", argarg+3);
 406                                 return false;
 407                             }
 408                         }
 409                         else {
 410                             if (!options_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 {
 451             /* All long options with arguments */
 452                         if (options_long_witharg("output", &argc, &argv, &argarg)) {
 453                             opts.output = argarg;
 454                             opts_output_wasset = true;
 455                         } else {
 456                             con_out("Unknown parameter: %s\n", argv[0]);
 457                             return false;
 458                         }
 459                     }
 460                     break;
 461
 462                 default:
 463                     con_out("Unknown parameter: %s\n", argv[0]);
 464                     return false;
 465             }
 466         }
 467         else
 468         {
 469             /* it's a QC filename */
 470             item.filename = argv[0];
 471             item.type     = TYPE_QC;
 472             vec_push(items, item);
 473         }
 474     }
 475     return true;
 476 }
 477
 478 /* returns the line number, or -1 on error */
 479 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
 480     int    len;
 481     char  *line;
 482     char  *start;
 483     char  *end;
 484
 485     line = *out;
 486     len = util_getline(&line, alen, src);
 487     if (len == -1)
 488         return false;
 489
 490     /* start at first non-blank */
 491     for (start = line; isspace(*start); ++start) {}
 492     /* end at the first non-blank */
 493     for (end = start;  *end && !isspace(*end);  ++end)   {}
 494
 495     *out = line;
 496     /* move the actual filename to the beginning */
 497     while (start != end) {
 498         *line++ = *start++;
 499     }
 500     *line = 0;
 501     return true;
 502 }
 503
 504 int main(int argc, char **argv) {
 505     size_t itr;
 506     int retval = 0;
 507     bool opts_output_free = false;
 508     bool operators_free = false;
 509     bool progs_src = false;
 510     FILE *outfile = NULL;
 511
 512     memset(&opts, 0, sizeof(opts));
 513     opts.output         = "progs.dat";
 514     opts.standard       = COMPILER_GMQCC;
 515     opts.max_array_size = (1024<<3);
 516
 517     app_name = argv[0];
 518     con_init();
 519
 520     /* default options / warn flags */
 521     options_set(opts.warn, WARN_UNKNOWN_CONTROL_SEQUENCE, true);
 522     options_set(opts.warn, WARN_EXTENSIONS, true);
 523     options_set(opts.warn, WARN_FIELD_REDECLARED, true);
 524     options_set(opts.warn, WARN_TOO_FEW_PARAMETERS, true);
 525     options_set(opts.warn, WARN_MISSING_RETURN_VALUES, true);
 526     options_set(opts.warn, WARN_USED_UNINITIALIZED, true);
 527     options_set(opts.warn, WARN_LOCAL_CONSTANTS, true);
 528     options_set(opts.warn, WARN_VOID_VARIABLES, true);
 529     options_set(opts.warn, WARN_IMPLICIT_FUNCTION_POINTER, true);
 530     options_set(opts.warn, WARN_VARIADIC_FUNCTION, true);
 531     options_set(opts.warn, WARN_FRAME_MACROS, true);
 532     options_set(opts.warn, WARN_UNUSED_VARIABLE, true);
 533     options_set(opts.warn, WARN_EFFECTLESS_STATEMENT, true);
 534     options_set(opts.warn, WARN_END_SYS_FIELDS, true);
 535     options_set(opts.warn, WARN_ASSIGN_FUNCTION_TYPES, true);
 536     options_set(opts.warn, WARN_PREPROCESSOR, true);
 537     options_set(opts.warn, WARN_MULTIFILE_IF, true);
 538     options_set(opts.warn, WARN_DOUBLE_DECLARATION, true);
 539     options_set(opts.warn, WARN_CONST_VAR, true);
 540     options_set(opts.warn, WARN_MULTIBYTE_CHARACTER, true);
 541
 542     options_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
 543     options_set(opts.flags, FTEPP, false);
 544     options_set(opts.flags, CORRECT_TERNARY, true);
 545
 546     if (!options_parse(argc, argv)) {
 547         return usage();
 548     }
 549
 550     /* the standard decides which set of operators to use */
 551     if (opts.standard == COMPILER_GMQCC) {
 552         operators = c_operators;
 553         operator_count = c_operator_count;
 554     } else if (opts.standard == COMPILER_FTEQCC) {
 555         operators = fte_operators;
 556         operator_count = fte_operator_count;
 557     } else {
 558         operators = qcc_operators;
 559         operator_count = qcc_operator_count;
 560     }
 561
 562     if (operators == fte_operators) {
 563         /* fix ternary? */
 564         if (OPTS_FLAG(CORRECT_TERNARY)) {
 565             oper_info *newops;
 566             if (operators[operator_count-2].id != opid1(',') ||
 567                 operators[operator_count-1].id != opid2(':','?'))
 568             {
 569                 con_err("internal error: operator precedence table wasn't updated correctly!\n");
 570                 exit(1);
 571             }
 572             operators_free = true;
 573             newops = mem_a(sizeof(operators[0]) * operator_count);
 574             memcpy(newops, operators, sizeof(operators[0]) * operator_count);
 575             memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
 576             memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
 577             newops[operator_count-2].prec = newops[operator_count-1].prec+1;
 578             operators = newops;
 579         }
 580     }
 581
 582     if (opts.dump) {
 583         for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 584             con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
 585         }
 586         for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 587             con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
 588         }
 589         con_out("output = %s\n", opts.output);
 590         con_out("optimization level = %i\n", (int)opts.O);
 591         con_out("standard = %i\n", opts.standard);
 592     }
 593
 594     if (opts.pp_only) {
 595         if (opts_output_wasset) {
 596             outfile = util_fopen(opts.output, "wb");
 597             if (!outfile) {
 598                 con_err("failed to open `%s` for writing\n", opts.output);
 599                 retval = 1;
 600                 goto cleanup;
 601             }
 602         }
 603         else
 604             outfile = stdout;
 605     }
 606
 607     if (!opts.pp_only) {
 608         if (!parser_init()) {
 609             con_err("failed to initialize parser\n");
 610             retval = 1;
 611             goto cleanup;
 612         }
 613     }
 614
 615     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 616         if (!ftepp_init()) {
 617             con_err("failed to initialize parser\n");
 618             retval = 1;
 619             goto cleanup;
 620         } else {
 621             size_t i;
 622             for (i = 0; i < vec_size(ppems); ++i) {
 623                 ftepp_add_macro(ppems[i].name, ppems[i].value);
 624                 mem_d(ppems[i].name);
 625                 mem_d(ppems[i].value);
 626             }
 627         }
 628     }
 629
 630     util_debug("COM", "starting ...\n");
 631
 632     if (!vec_size(items)) {
 633         FILE *src;
 634         char *line;
 635         size_t linelen = 0;
 636
 637         progs_src = true;
 638
 639         src = util_fopen("progs.src", "rb");
 640         if (!src) {
 641             con_err("failed to open `progs.src` for reading\n");
 642             retval = 1;
 643             goto cleanup;
 644         }
 645
 646         line = NULL;
 647         if (!progs_nextline(&line, &linelen, src) || !line[0]) {
 648             con_err("illformatted progs.src file: expected output filename in first line\n");
 649             retval = 1;
 650             goto srcdone;
 651         }
 652
 653         if (!opts_output_wasset) {
 654             opts.output = util_strdup(line);
 655             opts_output_free = true;
 656         }
 657
 658         while (progs_nextline(&line, &linelen, src)) {
 659             argitem item;
 660             if (!line[0] || (line[0] == '/' && line[1] == '/'))
 661                 continue;
 662             item.filename = util_strdup(line);
 663             item.type     = TYPE_QC;
 664             vec_push(items, item);
 665         }
 666
 667 srcdone:
 668         fclose(src);
 669         mem_d(line);
 670     }
 671
 672     if (retval)
 673         goto cleanup;
 674
 675     if (vec_size(items)) {
 676         if (!opts.pp_only) {
 677             con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
 678             con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
 679         }
 680         for (itr = 0; itr < vec_size(items); ++itr) {
 681             if (!opts.pp_only) {
 682                 con_out("  item: %s (%s)\n",
 683                        items[itr].filename,
 684                        ( (items[itr].type == TYPE_QC ? "qc" :
 685                          (items[itr].type == TYPE_ASM ? "asm" :
 686                          (items[itr].type == TYPE_SRC ? "progs.src" :
 687                          ("unknown"))))));
 688             }
 689
 690             if (opts.pp_only) {
 691                 const char *out;
 692                 if (!ftepp_preprocess_file(items[itr].filename)) {
 693                     retval = 1;
 694                     goto cleanup;
 695                 }
 696                 out = ftepp_get();
 697                 if (out)
 698                     fprintf(outfile, "%s", out);
 699                 ftepp_flush();
 700             }
 701             else {
 702                 if (OPTS_FLAG(FTEPP)) {
 703                     const char *data;
 704                     if (!ftepp_preprocess_file(items[itr].filename)) {
 705                         retval = 1;
 706                         goto cleanup;
 707                     }
 708                     data = ftepp_get();
 709                     if (vec_size(data)) {
 710                         if (!parser_compile_string_len(items[itr].filename, data, vec_size(data))) {
 711                             retval = 1;
 712                             goto cleanup;
 713                         }
 714                     }
 715                     ftepp_flush();
 716                 }
 717                 else {
 718                     if (!parser_compile_file(items[itr].filename)) {
 719                         retval = 1;
 720                         goto cleanup;
 721                     }
 722                 }
 723             }
 724
 725             if (progs_src) {
 726                 mem_d(items[itr].filename);
 727                 items[itr].filename = NULL;
 728             }
 729         }
 730
 731         ftepp_finish();
 732         if (!opts.pp_only) {
 733             if (!parser_finish(opts.output)) {
 734                 retval = 1;
 735                 goto cleanup;
 736             }
 737         }
 738     }
 739
 740     /* stuff */
 741
 742     if (!opts.pp_only) {
 743         for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 744             if (optimization_count[itr]) {
 745                 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)optimization_count[itr]);
 746             }
 747         }
 748     }
 749
 750 cleanup:
 751     util_debug("COM", "cleaning ...\n");
 752     ftepp_finish();
 753     con_close();
 754     vec_free(items);
 755     vec_free(ppems);
 756
 757     if (!opts.pp_only)
 758         parser_cleanup();
 759     if (opts_output_free)
 760         mem_d((char*)opts.output);
 761     if (operators_free)
 762         mem_d((void*)operators);
 763
 764     lex_cleanup();
 765     util_meminfo();
 766     return retval;
 767 }