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
28 /* TODO: cleanup this whole file .. it's a fuckign mess */
30 /* set by the standard */
31 const oper_info *operators = NULL;
32 size_t operator_count = 0;
33 static bool opts_output_wasset = false;
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;
44 static const char *app_name;
46 static void version() {
47 con_out("GMQCC %d.%d.%d Built %s %s\n",
55 con_out("git build: %s\n", GMQCC_GITINFO);
56 #elif defined(GMQCC_VERION_TYPE_DEVEL)
57 con_out("development build\n");
62 con_out("usage: %s [options] [files...]", app_name);
64 " -h, --help show this help message\n"
65 " -debug turns on compiler debug messages\n"
66 " -memchk turns on compiler memory leak check\n");
67 con_out(" -o, --output=file output file, defaults to progs.dat\n"
68 " -s filename add a progs.src file to be used\n");
69 con_out(" -E stop after preprocessing\n");
70 con_out(" -q, --quiet be less verbose\n");
71 con_out(" -config file use the specified ini file\n");
72 con_out(" -std=standard select one of the following standards\n"
73 " -std=qcc original QuakeC\n"
74 " -std=fteqcc fteqcc QuakeC\n"
75 " -std=gmqcc this compiler (default)\n");
76 con_out(" -f<flag> enable a flag\n"
77 " -fno-<flag> disable a flag\n"
78 " -fhelp list possible flags\n");
79 con_out(" -W<warning> enable a warning\n"
80 " -Wno-<warning> disable a warning\n"
81 " -Wall enable all warnings\n");
82 con_out(" -Werror treat warnings as errors\n"
83 " -Werror-<warning> treat a warning as error\n"
84 " -Wno-error-<warning> opposite of the above\n");
85 con_out(" -Whelp list possible warnings\n");
86 con_out(" -O<number> optimization level\n"
87 " -O<name> enable specific optimization\n"
88 " -Ono-<name> disable specific optimization\n"
89 " -Ohelp list optimizations\n");
90 con_out(" -force-crc=num force a specific checksum into the header\n");
94 /* command line parsing */
95 static bool options_witharg(int *argc_, char ***argv_, char **out) {
103 /* eat up the next */
104 if (argc < 2) /* no parameter was provided */
113 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
115 char **argv = *argv_;
117 size_t len = strlen(optname);
119 if (strncmp(argv[0]+ds, optname, len))
122 /* it's --optname, check how the parameter is supplied */
123 if (argv[0][ds+len] == '=') {
124 /* using --opt=param */
125 *out = argv[0]+ds+len+1;
129 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
132 /* using --opt param */
138 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
139 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
141 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
142 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
145 static bool options_parse(int argc, char **argv) {
149 char *redirout = NULL;
150 char *redirerr = NULL;
152 char *memdumpcols = NULL;
154 while (!argend && argc > 1) {
162 if (argv[0][0] == '-') {
163 /* All gcc-type long options */
164 if (options_long_gcc("std", &argc, &argv, &argarg)) {
165 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
167 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
168 opts_set(opts.flags, CORRECT_LOGIC, true);
169 opts_set(opts.flags, FALSE_EMPTY_STRINGS, false);
170 opts_set(opts.flags, TRUE_EMPTY_STRINGS, true);
171 opts_set(opts.flags, LOOP_LABELS, true);
172 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
173 opts_set(opts.flags, INITIALIZED_NONCONSTANTS, true);
174 opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
175 opts_set(opts.werror, WARN_MISSING_RETURN_VALUES, true);
176 opts_set(opts.flags, EXPRESSIONS_FOR_BUILTINS, true);
179 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_GMQCC;
181 } else if (!strcmp(argarg, "qcc")) {
183 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
184 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
186 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCC;
188 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
190 opts_set(opts.flags, FTEPP, true);
191 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
192 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
193 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
194 opts_set(opts.flags, CORRECT_TERNARY, false);
195 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
197 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_FTEQCC;
199 } else if (!strcmp(argarg, "qccx")) {
201 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
202 OPTS_OPTION_U32(OPTION_STANDARD) = COMPILER_QCCX;
205 con_out("Unknown standard: %s\n", argarg);
210 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
212 OPTS_OPTION_BOOL(OPTION_FORCECRC) = true;
213 OPTS_OPTION_U16 (OPTION_FORCED_CRC) = strtol(argarg, NULL, 0);
216 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
217 con_change(redirout, redirerr);
220 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
221 con_change(redirout, redirerr);
224 if (options_long_gcc("config", &argc, &argv, &argarg)) {
228 if (options_long_gcc("memdumpcols", &argc, &argv, &memdumpcols)) {
229 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = (uint16_t)strtol(memdumpcols, NULL, 10);
233 /* show defaults (like pathscale) */
234 if (!strcmp(argv[0]+1, "show-defaults")) {
235 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
239 memset(buffer, 0, sizeof(buffer));
240 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
242 con_out("-f%s ", buffer);
244 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
248 memset(buffer, 0, sizeof(buffer));
249 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
250 con_out("-W%s ", buffer);
256 if (!strcmp(argv[0]+1, "debug")) {
257 OPTS_OPTION_BOOL(OPTION_DEBUG) = true;
260 if (!strcmp(argv[0]+1, "dump")) {
261 OPTS_OPTION_BOOL(OPTION_DUMP) = true;
264 if (!strcmp(argv[0]+1, "dumpfin")) {
265 OPTS_OPTION_BOOL(OPTION_DUMPFIN) = true;
268 if (!strcmp(argv[0]+1, "memchk")) {
269 OPTS_OPTION_BOOL(OPTION_MEMCHK) = true;
272 if (!strcmp(argv[0]+1, "nocolor")) {
277 switch (argv[0][1]) {
278 /* -h, show usage but exit with 0 */
282 /* break; never reached because of exit(0) */
289 OPTS_OPTION_BOOL(OPTION_PP_ONLY) = true;
290 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
293 /* debug turns on -flno */
295 opts_setflag("LNO", true);
296 OPTS_OPTION_BOOL(OPTION_G) = true;
300 OPTS_OPTION_BOOL(OPTION_QUIET) = true;
304 if (!strlen(argv[0]+2)) {
305 con_err("expected name after -D\n");
309 if (!(argarg = strchr(argv[0] + 2, '='))) {
310 macro.name = util_strdup(argv[0]+2);
313 *argarg='\0'; /* terminate for name */
314 macro.name = util_strdup(argv[0]+2);
315 macro.value = util_strdup(argarg+1);
317 vec_push(ppems, macro);
320 /* handle all -fflags */
322 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
323 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
324 con_out("Possible flags:\n\n");
325 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
326 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
327 con_out(" -f%s\n", buffer);
331 else if (!strncmp(argv[0]+2, "NO_", 3)) {
332 if (!opts_setflag(argv[0]+5, false)) {
333 con_out("unknown flag: %s\n", argv[0]+2);
337 else if (!opts_setflag(argv[0]+2, true)) {
338 con_out("unknown flag: %s\n", argv[0]+2);
343 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
344 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
345 con_out("Possible warnings:\n");
346 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
347 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
348 con_out(" -W%s\n", buffer);
349 if (itr == WARN_DEBUG)
350 con_out(" Warnings included by -Wall:\n");
354 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
355 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
357 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
358 opts.werror[itr] = 0;
361 else if (!strcmp(argv[0]+2, "ERROR") ||
362 !strcmp(argv[0]+2, "ERROR_ALL"))
364 opts_backup_non_Werror_all();
365 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
366 opts.werror[itr] = 0xFFFFFFFFL;
367 opts_restore_non_Werror_all();
370 else if (!strcmp(argv[0]+2, "NONE")) {
371 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
375 else if (!strcmp(argv[0]+2, "ALL")) {
376 opts_backup_non_Wall();
377 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
378 opts.warn[itr] = 0xFFFFFFFFL;
379 opts_restore_non_Wall();
382 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
383 if (!opts_setwerror(argv[0]+8, true)) {
384 con_out("unknown warning: %s\n", argv[0]+2);
388 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
389 if (!opts_setwerror(argv[0]+11, false)) {
390 con_out("unknown warning: %s\n", argv[0]+2);
394 else if (!strncmp(argv[0]+2, "NO_", 3)) {
395 if (!opts_setwarn(argv[0]+5, false)) {
396 con_out("unknown warning: %s\n", argv[0]+2);
400 else if (!opts_setwarn(argv[0]+2, true)) {
401 con_out("unknown warning: %s\n", argv[0]+2);
407 if (!options_witharg(&argc, &argv, &argarg)) {
408 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
411 if (isdigit(argarg[0])) {
412 uint32_t val = (uint32_t)strtol(argarg, NULL, 10);
413 OPTS_OPTION_U32(OPTION_O) = val;
414 opts_setoptimlevel(val);
416 util_strtocmd(argarg, argarg, strlen(argarg)+1);
417 if (!strcmp(argarg, "HELP")) {
418 con_out("Possible optimizations:\n");
419 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
420 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
421 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
425 else if (!strcmp(argarg, "ALL"))
426 opts_setoptimlevel(OPTS_OPTION_U32(OPTION_O) = 9999);
427 else if (!strncmp(argarg, "NO_", 3)) {
428 if (!opts_setoptim(argarg+3, false)) {
429 con_out("unknown optimization: %s\n", argarg+3);
434 if (!opts_setoptim(argarg, true)) {
435 con_out("unknown optimization: %s\n", argarg);
443 if (!options_witharg(&argc, &argv, &argarg)) {
444 con_out("option -o requires an argument: the output file name\n");
447 OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
448 opts_output_wasset = true;
453 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
454 if (!options_witharg(&argc, &argv, &argarg)) {
455 con_out("option -a requires a filename %s\n",
456 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
459 item.filename = argarg;
460 vec_push(items, item);
465 /* anything following -- is considered a non-option argument */
469 /* All long options without arguments */
470 else if (!strcmp(argv[0]+2, "help")) {
474 else if (!strcmp(argv[0]+2, "version")) {
478 else if (!strcmp(argv[0]+2, "quiet")) {
479 OPTS_OPTION_BOOL(OPTION_QUIET) = true;
482 else if (!strcmp(argv[0]+2, "correct")) {
483 OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
486 else if (!strcmp(argv[0]+2, "no-correct")) {
487 OPTS_OPTION_BOOL(OPTION_CORRECTION) = false;
490 else if (!strcmp(argv[0]+2, "add-info")) {
491 OPTS_OPTION_BOOL(OPTION_ADD_INFO) = true;
495 /* All long options with arguments */
496 if (options_long_witharg("output", &argc, &argv, &argarg)) {
497 OPTS_OPTION_STR(OPTION_OUTPUT) = argarg;
498 opts_output_wasset = true;
500 con_out("Unknown parameter: %s\n", argv[0]);
507 con_out("Unknown parameter: %s\n", argv[0]);
513 /* it's a QC filename */
514 item.filename = argv[0];
516 vec_push(items, item);
519 opts_ini_init(config);
523 /* returns the line number, or -1 on error */
524 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
531 len = fs_file_getline(&line, alen, src);
535 /* start at first non-blank */
536 for (start = line; isspace(*start); ++start) {}
537 /* end at the first non-blank */
538 for (end = start; *end && !isspace(*end); ++end) {}
541 /* move the actual filename to the beginning */
542 while (start != end) {
549 int main(int argc, char **argv) {
552 bool opts_output_free = false;
553 bool operators_free = false;
554 bool progs_src = false;
555 FILE *outfile = NULL;
556 struct parser_s *parser = NULL;
557 struct ftepp_s *ftepp = NULL;
561 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
565 if (!options_parse(argc, argv)) {
569 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
570 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
574 /* the standard decides which set of operators to use */
575 if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_GMQCC) {
576 operators = c_operators;
577 operator_count = c_operator_count;
578 } else if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC) {
579 operators = fte_operators;
580 operator_count = fte_operator_count;
582 operators = qcc_operators;
583 operator_count = qcc_operator_count;
586 if (operators == fte_operators) {
588 if (OPTS_FLAG(CORRECT_TERNARY)) {
590 if (operators[operator_count-2].id != opid1(',') ||
591 operators[operator_count-1].id != opid2(':','?'))
593 con_err("internal error: operator precedence table wasn't updated correctly!\n");
596 operators_free = true;
597 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
598 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
599 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
600 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
601 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
606 if (OPTS_OPTION_BOOL(OPTION_DUMP)) {
607 for (itr = 0; itr < COUNT_FLAGS; ++itr)
608 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
609 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
610 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
612 con_out("output = %s\n", OPTS_OPTION_STR(OPTION_OUTPUT));
613 con_out("optimization level = %u\n", OPTS_OPTION_U32(OPTION_O));
614 con_out("standard = %u\n", OPTS_OPTION_U32(OPTION_STANDARD));
617 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
618 if (opts_output_wasset) {
619 outfile = fs_file_open(OPTS_OPTION_STR(OPTION_OUTPUT), "wb");
621 con_err("failed to open `%s` for writing\n", OPTS_OPTION_STR(OPTION_OUTPUT));
627 outfile = con_default_out();
631 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
632 if (!(parser = parser_create())) {
633 con_err("failed to initialize parser\n");
639 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
640 if (!(ftepp = ftepp_create())) {
641 con_err("failed to initialize parser\n");
647 util_debug("COM", "starting ...\n");
650 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY) || OPTS_FLAG(FTEPP)) {
651 for (itr = 0; itr < vec_size(ppems); itr++) {
652 ftepp_add_macro(ftepp, ppems[itr].name, ppems[itr].value);
653 mem_d(ppems[itr].name);
656 if (ppems[itr].value)
657 mem_d(ppems[itr].value);
661 if (!vec_size(items)) {
668 src = fs_file_open("progs.src", "rb");
670 con_err("failed to open `progs.src` for reading\n");
676 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
677 con_err("illformatted progs.src file: expected output filename in first line\n");
682 if (!opts_output_wasset) {
683 OPTS_OPTION_STR(OPTION_OUTPUT) = util_strdup(line);
684 opts_output_free = true;
687 while (progs_nextline(&line, &linelen, src)) {
689 if (!line[0] || (line[0] == '/' && line[1] == '/'))
691 item.filename = util_strdup(line);
693 vec_push(items, item);
704 if (vec_size(items)) {
705 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
706 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
708 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
709 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
712 for (itr = 0; itr < vec_size(items); ++itr) {
713 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
714 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
716 con_out(" item: %s (%s)\n",
718 ( (items[itr].type == TYPE_QC ? "qc" :
719 (items[itr].type == TYPE_ASM ? "asm" :
720 (items[itr].type == TYPE_SRC ? "progs.src" :
724 if (OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
726 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
730 out = ftepp_get(ftepp);
732 fs_file_printf(outfile, "%s", out);
736 if (OPTS_FLAG(FTEPP)) {
738 if (!ftepp_preprocess_file(ftepp, items[itr].filename)) {
742 data = ftepp_get(ftepp);
743 if (vec_size(data)) {
744 if (!parser_compile_string(parser, items[itr].filename, data, vec_size(data))) {
752 if (!parser_compile_file(parser, items[itr].filename)) {
760 mem_d(items[itr].filename);
761 items[itr].filename = NULL;
767 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY)) {
768 if (!parser_finish(parser, OPTS_OPTION_STR(OPTION_OUTPUT))) {
776 if (!OPTS_OPTION_BOOL(OPTION_QUIET) &&
777 !OPTS_OPTION_BOOL(OPTION_PP_ONLY))
779 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
780 if (opts_optimizationcount[itr]) {
781 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
787 util_debug("COM", "cleaning ...\n");
794 if (!OPTS_OPTION_BOOL(OPTION_PP_ONLY))
795 parser_cleanup(parser);
796 if (opts_output_free)
797 mem_d(OPTS_OPTION_STR(OPTION_OUTPUT));
799 mem_d((void*)operators);