2 * Copyright (C) 2012, 2013
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:
13 * The above copyright notice and this permission notice shall be included in all
14 * copies or substantial portions of the Software.
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
32 /* TODO: cleanup this whole file .. it's a fuckign mess */
34 /* set by the standard */
35 const oper_info *operators = NULL;
36 size_t operator_count = 0;
37 static bool opts_output_wasset = false;
39 typedef struct { char *filename; int type; } argitem;
40 typedef struct { char *name; char *value; } ppitem;
41 static argitem *items = NULL;
42 static ppitem *ppems = NULL;
48 static const char *app_name;
50 static void version(void) {
51 con_out("GMQCC %d.%d.%d Built %s %s\n" GMQCC_DEV_VERSION_STRING,
60 static int usage(void) {
61 con_out("usage: %s [options] [files...]", app_name);
63 " -h, --help show this help message\n"
64 " -debug turns on compiler debug messages\n"
65 " -memchk turns on compiler memory leak check\n");
66 con_out(" -o, --output=file output file, defaults to progs.dat\n"
67 " -s filename add a progs.src file to be used\n");
68 con_out(" -E stop after preprocessing\n");
69 con_out(" -q, --quiet be less verbose\n");
70 con_out(" -config file use the specified ini file\n");
71 con_out(" -std=standard select one of the following standards\n"
72 " -std=qcc original QuakeC\n"
73 " -std=fteqcc fteqcc QuakeC\n"
74 " -std=gmqcc this compiler (default)\n");
75 con_out(" -f<flag> enable a flag\n"
76 " -fno-<flag> disable a flag\n"
77 " -fhelp list possible flags\n");
78 con_out(" -W<warning> enable a warning\n"
79 " -Wno-<warning> disable a warning\n"
80 " -Wall enable all warnings\n");
81 con_out(" -Werror treat warnings as errors\n"
82 " -Werror-<warning> treat a warning as error\n"
83 " -Wno-error-<warning> opposite of the above\n");
84 con_out(" -Whelp list possible warnings\n");
85 con_out(" -O<number> optimization level\n"
86 " -O<name> enable specific optimization\n"
87 " -Ono-<name> disable specific optimization\n"
88 " -Ohelp list optimizations\n");
89 con_out(" -force-crc=num force a specific checksum into the header\n");
93 /* command line parsing */
94 static bool options_witharg(int *argc_, char ***argv_, char **out) {
102 /* eat up the next */
103 if (argc < 2) /* no parameter was provided */
112 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
114 char **argv = *argv_;
116 size_t len = strlen(optname);
118 if (strncmp(argv[0]+ds, optname, len))
121 /* it's --optname, check how the parameter is supplied */
122 if (argv[0][ds+len] == '=') {
123 /* using --opt=param */
124 *out = argv[0]+ds+len+1;
128 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
131 /* using --opt param */
137 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
138 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
140 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
141 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
144 static bool options_parse(int argc, char **argv) {
148 char *redirout = NULL;
149 char *redirerr = NULL;
151 char *memdumpcols = NULL;
153 while (!argend && argc > 1) {
161 if (argv[0][0] == '-') {
162 /* All gcc-type long options */
163 if (options_long_gcc("std", &argc, &argv, &argarg)) {
164 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
166 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
167 opts_set(opts.flags, CORRECT_LOGIC, true);
168 opts_set(opts.flags, SHORT_LOGIC, true);
169 opts_set(opts.flags, UNTYPED_NIL, true);
170 opts_set(opts.flags, VARIADIC_ARGS, true);
171 opts_set(opts.flags, FALSE_EMPTY_STRINGS, false);
172 opts_set(opts.flags, TRUE_EMPTY_STRINGS, true);
173 opts_set(opts.flags, LOOP_LABELS, true);
174 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
175 opts_set(opts.flags, INITIALIZED_NONCONSTANTS, true);
176 opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
177 opts_set(opts.werror, WARN_MISSING_RETURN_VALUES, true);
178 opts_set(opts.flags, EXPRESSIONS_FOR_BUILTINS, true);
179 opts_set(opts.warn, WARN_BREAKDEF, true);
183 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_GMQCC;
185 } else if (!strcmp(argarg, "qcc")) {
187 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
188 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
190 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCC;
192 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
194 opts_set(opts.flags, FTEPP, true);
195 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
196 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
197 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
198 opts_set(opts.flags, CORRECT_TERNARY, false);
199 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
200 opts_set(opts.warn, WARN_BREAKDEF, true);
202 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_FTEQCC;
204 } else if (!strcmp(argarg, "qccx")) {
206 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
207 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCCX;
210 con_out("Unknown standard: %s\n", argarg);
215 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
217 OPTS_OPTION_BOOL(OPTION_FORCECRC) = true;
218 OPTS_OPTION_U16 (OPTION_FORCED_CRC) = strtol(argarg, NULL, 0);
221 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
222 con_change(redirout, redirerr);
225 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
226 con_change(redirout, redirerr);
229 if (options_long_gcc("config", &argc, &argv, &argarg)) {
233 if (options_long_gcc("memdumpcols", &argc, &argv, &memdumpcols)) {
234 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = (uint16_t)strtol(memdumpcols, NULL, 10);
237 if (options_long_gcc("progsrc", &argc, &argv, &argarg)) {
238 OPTS_OPTION_STR(OPTION_PROGSRC) = argarg;
242 /* show defaults (like pathscale) */
243 if (!strcmp(argv[0]+1, "show-defaults")) {
244 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
248 memset(buffer, 0, sizeof(buffer));
249 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
251 con_out("-f%s ", buffer);
253 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
257 memset(buffer, 0, sizeof(buffer));
258 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
259 con_out("-W%s ", buffer);
265 if (!strcmp(argv[0]+1, "debug")) {
266 OPTS_OPTION_BOOL(OPTION_DEBUG) = true;
269 if (!strcmp(argv[0]+1, "dump")) {
270 OPTS_OPTION_BOOL(OPTION_DUMP) = true;
273 if (!strcmp(argv[0]+1, "dumpfin")) {
274 OPTS_OPTION_BOOL(OPTION_DUMPFIN) = true;
277 if (!strcmp(argv[0]+1, "memchk")) {
278 OPTS_OPTION_BOOL(OPTION_MEMCHK) = true;
281 if (!strcmp(argv[0]+1, "nocolor")) {
286 switch (argv[0][1]) {
287 /* -h, show usage but exit with 0 */
291 /* break; never reached because of exit(0) */
298 OPTS_OPTION_BOOL(OPTION_PP_ONLY) = true;
299 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
302 /* debug turns on -flno */
304 opts_setflag("LNO", true);
305 OPTS_OPTION_BOOL(OPTION_G) = true;
309 OPTS_OPTION_BOOL(OPTION_QUIET) = true;
313 if (!strlen(argv[0]+2)) {
314 con_err("expected name after -D\n");
318 if (!(argarg = strchr(argv[0] + 2, '='))) {
319 macro.name = util_strdup(argv[0]+2);
322 *argarg='\0'; /* terminate for name */
323 macro.name = util_strdup(argv[0]+2);
324 macro.value = util_strdup(argarg+1);
326 vec_push(ppems, macro);
329 /* handle all -fflags */
331 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
332 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
333 con_out("Possible flags:\n\n");
334 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
335 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
336 con_out(" -f%s\n", buffer);
340 else if (!strncmp(argv[0]+2, "NO_", 3)) {
341 if (!opts_setflag(argv[0]+5, false)) {
342 con_out("unknown flag: %s\n", argv[0]+2);
346 else if (!opts_setflag(argv[0]+2, true)) {
347 con_out("unknown flag: %s\n", argv[0]+2);
352 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
353 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
354 con_out("Possible warnings:\n");
355 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
356 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
357 con_out(" -W%s\n", buffer);
358 if (itr == WARN_DEBUG)
359 con_out(" Warnings included by -Wall:\n");
363 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
364 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
366 for (itr = 0; itr < GMQCC_ARRAY_COUNT(opts.werror); ++itr)
367 opts.werror[itr] = 0;
370 else if (!strcmp(argv[0]+2, "ERROR") ||
371 !strcmp(argv[0]+2, "ERROR_ALL"))
373 opts_backup_non_Werror_all();
374 for (itr = 0; itr < GMQCC_ARRAY_COUNT(opts.werror); ++itr)
375 opts.werror[itr] = 0xFFFFFFFFL;
376 opts_restore_non_Werror_all();
379 else if (!strcmp(argv[0]+2, "NONE")) {
380 for (itr = 0; itr < GMQCC_ARRAY_COUNT(opts.warn); ++itr)
384 else if (!strcmp(argv[0]+2, "ALL")) {
385 opts_backup_non_Wall();
386 for (itr = 0; itr < GMQCC_ARRAY_COUNT(opts.warn); ++itr)
387 opts.warn[itr] = 0xFFFFFFFFL;
388 opts_restore_non_Wall();
391 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
392 if (!opts_setwerror(argv[0]+8, true)) {
393 con_out("unknown warning: %s\n", argv[0]+2);
397 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
398 if (!opts_setwerror(argv[0]+11, false)) {
399 con_out("unknown warning: %s\n", argv[0]+2);
403 else if (!strncmp(argv[0]+2, "NO_", 3)) {
404 if (!opts_setwarn(argv[0]+5, false)) {
405 con_out("unknown warning: %s\n", argv[0]+2);
409 else if (!opts_setwarn(argv[0]+2, true)) {
410 con_out("unknown warning: %s\n", argv[0]+2);
416 if (!options_witharg(&argc, &argv, &argarg)) {
417 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
420 if (util_isdigit(argarg[0])) {
421 uint32_t val = (uint32_t)strtol(argarg, NULL, 10);
422 OPTS_OPTION_U32(OPTION_O) = val;
423 opts_setoptimlevel(val);
425 util_strtocmd(argarg, argarg, strlen(argarg)+1);
426 if (!strcmp(argarg, "HELP")) {
427 con_out("Possible optimizations:\n");
428 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
429 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
430 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
434 else if (!strcmp(argarg, "ALL"))
435 opts_setoptimlevel(OPTS_OPTION_U32(OPTION_O) = 9999);
436 else if (!strncmp(argarg, "NO_", 3)) {
437 /* constant folding cannot be turned off for obvious reasons */
438 if (!strcmp(argarg, "NO_CONST_FOLD") || !opts_setoptim(argarg+3, false)) {
439 con_out("unknown optimization: %s\n", argarg+3);
444 if (!opts_setoptim(argarg, true)) {
445 con_out("unknown optimization: %s\n", argarg);
453 if (!options_witharg(&argc, &argv, &argarg)) {
454 con_out("option -o requires an argument: the output file name\n");
457 OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
458 opts_output_wasset = true;
463 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
464 if (!options_witharg(&argc, &argv, &argarg)) {
465 con_out("option -a requires a filename %s\n",
466 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
469 item.filename = argarg;
470 vec_push(items, item);
475 /* anything following -- is considered a non-option argument */
479 /* All long options without arguments */
480 else if (!strcmp(argv[0]+2, "help")) {
484 else if (!strcmp(argv[0]+2, "version")) {
488 else if (!strcmp(argv[0]+2, "quiet")) {
489 OPTS_OPTION_BOOL(OPTION_QUIET) = true;
492 else if (!strcmp(argv[0]+2, "correct")) {
493 OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
496 else if (!strcmp(argv[0]+2, "no-correct")) {
497 OPTS_OPTION_BOOL(OPTION_CORRECTION) = false;
500 else if (!strcmp(argv[0]+2, "add-info")) {
501 OPTS_OPTION_BOOL(OPTION_ADD_INFO) = true;
505 /* All long options with arguments */
506 if (options_long_witharg("output", &argc, &argv, &argarg)) {
507 OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
508 opts_output_wasset = true;
510 con_out("Unknown parameter: %s\n", argv[0]);
517 con_out("Unknown parameter: %s\n", argv[0]);
523 /* it's a QC filename */
524 item.filename = argv[0];
526 vec_push(items, item);
529 opts_ini_init(config);
533 /* returns the line number, or -1 on error */
534 static bool progs_nextline(char **out, size_t *alen, fs_file_t *src) {
541 len = fs_file_getline(&line, alen, src);
545 /* start at first non-blank */
546 for (start = line; util_isspace(*start); ++start) {}
547 /* end at the first non-blank */
548 for (end = start; *end && !util_isspace(*end); ++end) {}
551 /* move the actual filename to the beginning */
552 while (start != end) {
559 int main(int argc, char **argv) {
562 bool opts_output_free = false;
563 bool operators_free = false;
564 bool progs_src = false;
565 fs_file_t *outfile = NULL;
566 struct parser_s *parser = NULL;
567 struct ftepp_s *ftepp = NULL;
571 opts_init("progs.dat", COMPILER_QCC, (1024 << 3));
575 if (!options_parse(argc, argv)) {
579 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
580 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
584 /* the standard decides which set of operators to use */
585 if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_GMQCC) {
586 operators = c_operators;
587 operator_count = GMQCC_ARRAY_COUNT(c_operators);
588 } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC) {
589 operators = fte_operators;
590 operator_count = GMQCC_ARRAY_COUNT(fte_operators);
592 operators = qcc_operators;
593 operator_count = GMQCC_ARRAY_COUNT(qcc_operators);
596 if (operators == fte_operators) {
598 if (OPTS_FLAG(CORRECT_TERNARY)) {
600 if (operators[operator_count-2].id != opid1(',') ||
601 operators[operator_count-1].id != opid2(':','?'))
603 con_err("internal error: operator precedence table wasn't updated correctly!\n");
606 operators_free = true;
607 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
608 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
609 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
610 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
611 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
616 if (OPTS_OPTION_BOOL(OPTION_DUMP)) {
617 for (itr = 0; itr < COUNT_FLAGS; ++itr)
618 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
619 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
620 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
622 con_out("output = %s\n", OPTS_OPTION_STR(OPTION_OUTPUT));
623 con_out("optimization level = %u\n", OPTS_OPTION_U32(OPTION_O));
624 con_out("standard = %u\n", OPTS_OPTION_U32(OPTION_STANDARD));
627 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
628 if (opts_output_wasset) {
629 outfile = fs_file_open(OPTS_OPTION_STR(OPTION_OUTPUT), "wb");
631 con_err("failed to open `%s` for writing\n", OPTS_OPTION_STR(OPTION_OUTPUT));
637 outfile = con_default_out();
641 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
642 if (!(parser = parser_create())) {
643 con_err("failed to initialize parser\n");
649 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
650 if (!(ftepp = ftepp_create())) {
651 con_err("failed to initialize parser\n");
658 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
659 for (itr = 0; itr < vec_size(ppems); itr++) {
660 ftepp_add_macro(ftepp, ppems[itr].name, ppems[itr].value);
661 mem_d(ppems[itr].name);
664 if (ppems[itr].value)
665 mem_d(ppems[itr].value);
669 if (!vec_size(items)) {
673 bool hasline = false;
677 src = fs_file_open(OPTS_OPTION_STR(OPTION_PROGSRC), "rb");
679 con_err("failed to open `%s` for reading\n", OPTS_OPTION_STR(OPTION_PROGSRC));
684 while (progs_nextline(&line, &linelen, src)) {
687 if (!line[0] || (line[0] == '/' && line[1] == '/'))
691 item.filename = util_strdup(line);
693 vec_push(items, item);
694 } else if (!opts_output_wasset) {
695 OPTS_OPTION_STR(OPTION_OUTPUT) = util_strdup(line);
696 opts_output_free = true;
705 if (vec_size(items)) {
706 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
707 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
709 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
710 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
713 for (itr = 0; itr < vec_size(items); ++itr) {
714 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
715 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
717 con_out(" item: %s (%s)\n",
719 ( (items[itr].type == TYPE_QC ? "qc" :
720 (items[itr].type == TYPE_ASM ? "asm" :
721 (items[itr].type == TYPE_SRC ? "progs.src" :
725 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
727 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
731 out = ftepp_get(ftepp);
733 fs_file_printf(outfile, "%s", out);
737 if (OPTS_FLAG(FTEPP)) {
739 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
743 data = ftepp_get(ftepp);
744 if (vec_size(data)) {
745 if (!parser_compile_string(parser, items[itr].filename, data, vec_size(data))) {
753 if (!parser_compile_file(parser, items[itr].filename)) {
761 mem_d(items[itr].filename);
762 items[itr].filename = NULL;
768 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
769 if (!parser_finish(parser, OPTS_OPTION_STR(OPTION_OUTPUT))) {
783 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY))
784 if(parser) parser_cleanup(parser);
785 if (opts_output_free)
786 mem_d(OPTS_OPTION_STR(OPTION_OUTPUT));
788 mem_d((void*)operators);
793 if (!retval && compile_errors)