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",
57 con_out("usage: %s [options] [files...]", app_name);
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");
89 /* command line parsing */
90 static bool options_witharg(int *argc_, char ***argv_, char **out) {
99 if (argc < 2) /* no parameter was provided */
108 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
110 char **argv = *argv_;
112 size_t len = strlen(optname);
114 if (strncmp(argv[0]+ds, optname, len))
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;
124 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
127 /* using --opt param */
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);
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);
140 static bool options_parse(int argc, char **argv) {
144 char *redirout = NULL;
145 char *redirerr = NULL;
148 while (!argend && argc > 1) {
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")) {
161 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
162 opts_set(opts.flags, CORRECT_LOGIC, true);
163 opts_set(opts.flags, FALSE_EMPTY_STRINGS, false);
164 opts_set(opts.flags, TRUE_EMPTY_STRINGS, true);
165 opts_set(opts.flags, LOOP_LABELS, true);
166 opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
167 opts_set(opts.werror, WARN_MISSING_RETURN_VALUES, true);
168 opts.standard = COMPILER_GMQCC;
170 } else if (!strcmp(argarg, "qcc")) {
172 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
173 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
174 opts.standard = COMPILER_QCC;
176 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
178 opts_set(opts.flags, FTEPP, true);
179 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
180 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
181 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
182 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
183 opts_set(opts.flags, CORRECT_TERNARY, false);
184 opts.standard = COMPILER_FTEQCC;
186 } else if (!strcmp(argarg, "qccx")) {
188 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
189 opts.standard = COMPILER_QCCX;
192 con_out("Unknown standard: %s\n", argarg);
197 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
198 opts.forcecrc = true;
199 opts.forced_crc = strtol(argarg, NULL, 0);
202 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
203 con_change(redirout, redirerr);
206 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
207 con_change(redirout, redirerr);
210 if (options_long_gcc("config", &argc, &argv, &argarg)) {
215 /* show defaults (like pathscale) */
216 if (!strcmp(argv[0]+1, "show-defaults")) {
217 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
221 memset(buffer, 0, sizeof(buffer));
222 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
224 con_out("-f%s ", buffer);
226 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
230 memset(buffer, 0, sizeof(buffer));
231 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
232 con_out("-W%s ", buffer);
238 if (!strcmp(argv[0]+1, "debug")) {
242 if (!strcmp(argv[0]+1, "dump")) {
246 if (!strcmp(argv[0]+1, "dumpfin")) {
250 if (!strcmp(argv[0]+1, "memchk")) {
254 if (!strcmp(argv[0]+1, "nocolor")) {
259 switch (argv[0][1]) {
260 /* -h, show usage but exit with 0 */
264 /* break; never reached because of exit(0) */
272 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
275 /* debug turns on -flno */
277 opts_setflag("LNO", true);
286 if (!strlen(argv[0]+2)) {
287 con_err("expected name after -D\n");
291 if (!(argarg = strchr(argv[0] + 2, '='))) {
292 macro.name = util_strdup(argv[0]+2);
295 *argarg='\0'; /* terminate for name */
296 macro.name = util_strdup(argv[0]+2);
297 macro.value = util_strdup(argarg+1);
299 vec_push(ppems, macro);
302 /* handle all -fflags */
304 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
305 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
306 con_out("Possible flags:\n");
307 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
308 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
309 con_out(" -f%s\n", buffer);
313 else if (!strncmp(argv[0]+2, "NO_", 3)) {
314 if (!opts_setflag(argv[0]+5, false)) {
315 con_out("unknown flag: %s\n", argv[0]+2);
319 else if (!opts_setflag(argv[0]+2, true)) {
320 con_out("unknown flag: %s\n", argv[0]+2);
325 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
326 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
327 con_out("Possible warnings:\n");
328 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
329 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
330 con_out(" -W%s\n", buffer);
334 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
335 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
337 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
338 opts.werror[itr] = 0;
341 else if (!strcmp(argv[0]+2, "ERROR") ||
342 !strcmp(argv[0]+2, "ERROR_ALL"))
344 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
345 opts.werror[itr] = 0xFFFFFFFFL;
348 else if (!strcmp(argv[0]+2, "NONE")) {
349 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
353 else if (!strcmp(argv[0]+2, "ALL")) {
354 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
355 opts.warn[itr] = 0xFFFFFFFFL;
358 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
359 if (!opts_setwerror(argv[0]+8, true)) {
360 con_out("unknown warning: %s\n", argv[0]+2);
364 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
365 if (!opts_setwerror(argv[0]+11, false)) {
366 con_out("unknown warning: %s\n", argv[0]+2);
370 else if (!strncmp(argv[0]+2, "NO_", 3)) {
371 if (!opts_setwarn(argv[0]+5, false)) {
372 con_out("unknown warning: %s\n", argv[0]+2);
376 else if (!opts_setwarn(argv[0]+2, true)) {
377 con_out("unknown warning: %s\n", argv[0]+2);
383 if (!options_witharg(&argc, &argv, &argarg)) {
384 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
387 if (isdigit(argarg[0])) {
388 opts.O = atoi(argarg);
389 opts_setoptimlevel(opts.O);
391 util_strtocmd(argarg, argarg, strlen(argarg)+1);
392 if (!strcmp(argarg, "HELP")) {
393 con_out("Possible optimizations:\n");
394 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
395 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
396 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
400 else if (!strcmp(argarg, "ALL"))
401 opts_setoptimlevel(opts.O = 9999);
402 else if (!strncmp(argarg, "NO_", 3)) {
403 if (!opts_setoptim(argarg+3, false)) {
404 con_out("unknown optimization: %s\n", argarg+3);
409 if (!opts_setoptim(argarg, true)) {
410 con_out("unknown optimization: %s\n", argarg);
418 if (!options_witharg(&argc, &argv, &argarg)) {
419 con_out("option -o requires an argument: the output file name\n");
422 opts.output = argarg;
423 opts_output_wasset = true;
428 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
429 if (!options_witharg(&argc, &argv, &argarg)) {
430 con_out("option -a requires a filename %s\n",
431 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
434 item.filename = argarg;
435 vec_push(items, item);
440 /* anything following -- is considered a non-option argument */
444 /* All long options without arguments */
445 else if (!strcmp(argv[0]+2, "help")) {
449 else if (!strcmp(argv[0]+2, "version")) {
453 else if (!strcmp(argv[0]+2, "quiet")) {
458 /* All long options with arguments */
459 if (options_long_witharg("output", &argc, &argv, &argarg)) {
460 opts.output = argarg;
461 opts_output_wasset = true;
463 con_out("Unknown parameter: %s\n", argv[0]);
470 con_out("Unknown parameter: %s\n", argv[0]);
476 /* it's a QC filename */
477 item.filename = argv[0];
479 vec_push(items, item);
482 opts_ini_init(config);
486 /* returns the line number, or -1 on error */
487 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
494 len = file_getline(&line, alen, src);
498 /* start at first non-blank */
499 for (start = line; isspace(*start); ++start) {}
500 /* end at the first non-blank */
501 for (end = start; *end && !isspace(*end); ++end) {}
504 /* move the actual filename to the beginning */
505 while (start != end) {
512 int main(int argc, char **argv) {
515 bool opts_output_free = false;
516 bool operators_free = false;
517 bool progs_src = false;
518 FILE *outfile = NULL;
522 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
526 if (!options_parse(argc, argv)) {
530 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
531 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
535 /* the standard decides which set of operators to use */
536 if (opts.standard == COMPILER_GMQCC) {
537 operators = c_operators;
538 operator_count = c_operator_count;
539 } else if (opts.standard == COMPILER_FTEQCC) {
540 operators = fte_operators;
541 operator_count = fte_operator_count;
543 operators = qcc_operators;
544 operator_count = qcc_operator_count;
547 if (operators == fte_operators) {
549 if (OPTS_FLAG(CORRECT_TERNARY)) {
551 if (operators[operator_count-2].id != opid1(',') ||
552 operators[operator_count-1].id != opid2(':','?'))
554 con_err("internal error: operator precedence table wasn't updated correctly!\n");
557 operators_free = true;
558 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
559 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
560 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
561 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
562 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
568 for (itr = 0; itr < COUNT_FLAGS; ++itr)
569 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
570 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
571 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
573 con_out("output = %s\n", opts.output);
574 con_out("optimization level = %d\n", opts.O);
575 con_out("standard = %i\n", opts.standard);
579 if (opts_output_wasset) {
580 outfile = file_open(opts.output, "wb");
582 con_err("failed to open `%s` for writing\n", opts.output);
588 outfile = con_default_out();
593 if (!parser_init()) {
594 con_err("failed to initialize parser\n");
600 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
602 con_err("failed to initialize parser\n");
608 if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
609 type_not_instr[TYPE_STRING] = INSTR_NOT_F;
611 util_debug("COM", "starting ...\n");
614 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
615 for (itr = 0; itr < vec_size(ppems); itr++) {
616 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
617 mem_d(ppems[itr].name);
620 if (ppems[itr].value)
621 mem_d(ppems[itr].value);
625 if (!vec_size(items)) {
632 src = file_open("progs.src", "rb");
634 con_err("failed to open `progs.src` for reading\n");
640 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
641 con_err("illformatted progs.src file: expected output filename in first line\n");
646 if (!opts_output_wasset) {
647 opts.output = util_strdup(line);
648 opts_output_free = true;
651 while (progs_nextline(&line, &linelen, src)) {
653 if (!line[0] || (line[0] == '/' && line[1] == '/'))
655 item.filename = util_strdup(line);
657 vec_push(items, item);
668 if (vec_size(items)) {
669 if (!opts.quiet && !opts.pp_only) {
670 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
671 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
673 for (itr = 0; itr < vec_size(items); ++itr) {
674 if (!opts.quiet && !opts.pp_only) {
675 con_out(" item: %s (%s)\n",
677 ( (items[itr].type == TYPE_QC ? "qc" :
678 (items[itr].type == TYPE_ASM ? "asm" :
679 (items[itr].type == TYPE_SRC ? "progs.src" :
685 if (!ftepp_preprocess_file(items[itr].filename)) {
691 file_printf(outfile, "%s", out);
695 if (OPTS_FLAG(FTEPP)) {
697 if (!ftepp_preprocess_file(items[itr].filename)) {
702 if (vec_size(data)) {
703 if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
711 if (!parser_compile_file(items[itr].filename)) {
719 mem_d(items[itr].filename);
720 items[itr].filename = NULL;
726 if (!parser_finish(opts.output)) {
734 if (!opts.quiet && !opts.pp_only) {
735 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
736 if (opts_optimizationcount[itr]) {
737 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
743 util_debug("COM", "cleaning ...\n");
751 if (opts_output_free)
752 mem_d((char*)opts.output);
754 mem_d((void*)operators);