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(" -config file use the specified ini file\n");
66 con_out(" -std=standard select one of the following standards\n"
67 " -std=qcc original QuakeC\n"
68 " -std=fteqcc fteqcc QuakeC\n"
69 " -std=gmqcc this compiler (default)\n");
70 con_out(" -f<flag> enable a flag\n"
71 " -fno-<flag> disable a flag\n"
72 " -fhelp list possible flags\n");
73 con_out(" -W<warning> enable a warning\n"
74 " -Wno-<warning> disable a warning\n"
75 " -Wall enable all warnings\n");
76 con_out(" -Werror treat warnings as errors\n"
77 " -Werror-<warning> treat a warning as error\n"
78 " -Wno-error-<warning> opposite of the above\n");
79 con_out(" -Whelp list possible warnings\n");
80 con_out(" -O<number> optimization level\n"
81 " -O<name> enable specific optimization\n"
82 " -Ono-<name> disable specific optimization\n"
83 " -Ohelp list optimizations\n");
84 con_out(" -force-crc=num force a specific checksum into the header\n");
88 /* command line parsing */
89 static bool options_witharg(int *argc_, char ***argv_, char **out) {
98 if (argc < 2) /* no parameter was provided */
107 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
109 char **argv = *argv_;
111 size_t len = strlen(optname);
113 if (strncmp(argv[0]+ds, optname, len))
116 /* it's --optname, check how the parameter is supplied */
117 if (argv[0][ds+len] == '=') {
118 /* using --opt=param */
119 *out = argv[0]+ds+len+1;
123 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
126 /* using --opt param */
132 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
133 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
135 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
136 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
139 static bool options_parse(int argc, char **argv) {
143 char *redirout = NULL;
144 char *redirerr = NULL;
147 while (!argend && argc > 1) {
155 if (argv[0][0] == '-') {
156 /* All gcc-type long options */
157 if (options_long_gcc("std", &argc, &argv, &argarg)) {
158 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
160 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
161 opts.standard = COMPILER_GMQCC;
163 } else if (!strcmp(argarg, "qcc")) {
165 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
166 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
167 opts.standard = COMPILER_QCC;
169 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
171 opts_set(opts.flags, FTEPP, true);
172 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
173 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
174 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
175 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
176 opts_set(opts.flags, CORRECT_TERNARY, false);
177 opts.standard = COMPILER_FTEQCC;
179 } else if (!strcmp(argarg, "qccx")) {
181 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
182 opts.standard = COMPILER_QCCX;
185 con_out("Unknown standard: %s\n", argarg);
190 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
191 opts.forcecrc = true;
192 opts.forced_crc = strtol(argarg, NULL, 0);
195 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
196 con_change(redirout, redirerr);
199 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
200 con_change(redirout, redirerr);
203 if (options_long_gcc("config", &argc, &argv, &argarg)) {
208 /* show defaults (like pathscale) */
209 if (!strcmp(argv[0]+1, "show-defaults")) {
210 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
214 memset(buffer, 0, sizeof(buffer));
215 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
217 con_out("-f%s ", buffer);
219 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
223 memset(buffer, 0, sizeof(buffer));
224 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
225 con_out("-W%s ", buffer);
231 if (!strcmp(argv[0]+1, "debug")) {
235 if (!strcmp(argv[0]+1, "dump")) {
239 if (!strcmp(argv[0]+1, "dumpfin")) {
243 if (!strcmp(argv[0]+1, "memchk")) {
247 if (!strcmp(argv[0]+1, "nocolor")) {
252 switch (argv[0][1]) {
253 /* -h, show usage but exit with 0 */
257 /* break; never reached because of exit(0) */
265 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
268 /* debug turns on -flno */
270 opts_setflag("LNO", true);
275 if (!strlen(argv[0]+2)) {
276 con_err("expected name after -D\n");
280 if (!(argarg = strchr(argv[0] + 2, '='))) {
281 macro.name = util_strdup(argv[0]+2);
284 *argarg='\0'; /* terminate for name */
285 macro.name = util_strdup(argv[0]+2);
286 macro.value = util_strdup(argarg+1);
288 vec_push(ppems, macro);
291 /* handle all -fflags */
293 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
294 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
295 con_out("Possible flags:\n");
296 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
297 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
298 con_out(" -f%s\n", buffer);
302 else if (!strncmp(argv[0]+2, "NO_", 3)) {
303 if (!opts_setflag(argv[0]+5, false)) {
304 con_out("unknown flag: %s\n", argv[0]+2);
308 else if (!opts_setflag(argv[0]+2, true)) {
309 con_out("unknown flag: %s\n", argv[0]+2);
314 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
315 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
316 con_out("Possible warnings:\n");
317 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
318 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
319 con_out(" -W%s\n", buffer);
323 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
324 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
326 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
327 opts.werror[itr] = 0;
330 else if (!strcmp(argv[0]+2, "ERROR") ||
331 !strcmp(argv[0]+2, "ERROR_ALL"))
333 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
334 opts.werror[itr] = 0xFFFFFFFFL;
337 else if (!strcmp(argv[0]+2, "NONE")) {
338 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
342 else if (!strcmp(argv[0]+2, "ALL")) {
343 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
344 opts.warn[itr] = 0xFFFFFFFFL;
347 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
348 if (!opts_setwerror(argv[0]+8, true)) {
349 con_out("unknown warning: %s\n", argv[0]+2);
353 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
354 if (!opts_setwerror(argv[0]+11, false)) {
355 con_out("unknown warning: %s\n", argv[0]+2);
359 else if (!strncmp(argv[0]+2, "NO_", 3)) {
360 if (!opts_setwarn(argv[0]+5, false)) {
361 con_out("unknown warning: %s\n", argv[0]+2);
365 else if (!opts_setwarn(argv[0]+2, true)) {
366 con_out("unknown warning: %s\n", argv[0]+2);
372 if (!options_witharg(&argc, &argv, &argarg)) {
373 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
376 if (isdigit(argarg[0])) {
377 opts.O = atoi(argarg);
378 opts_setoptimlevel(opts.O);
380 util_strtocmd(argarg, argarg, strlen(argarg)+1);
381 if (!strcmp(argarg, "HELP")) {
382 con_out("Possible optimizations:\n");
383 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
384 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
385 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
389 else if (!strcmp(argarg, "ALL"))
390 opts_setoptimlevel(opts.O = 9999);
391 else if (!strncmp(argarg, "NO_", 3)) {
392 if (!opts_setoptim(argarg+3, false)) {
393 con_out("unknown optimization: %s\n", argarg+3);
398 if (!opts_setoptim(argarg, true)) {
399 con_out("unknown optimization: %s\n", argarg);
407 if (!options_witharg(&argc, &argv, &argarg)) {
408 con_out("option -o requires an argument: the output file name\n");
411 opts.output = argarg;
412 opts_output_wasset = true;
417 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
418 if (!options_witharg(&argc, &argv, &argarg)) {
419 con_out("option -a requires a filename %s\n",
420 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
423 item.filename = argarg;
424 vec_push(items, item);
429 /* anything following -- is considered a non-option argument */
433 /* All long options without arguments */
434 else if (!strcmp(argv[0]+2, "help")) {
438 else if (!strcmp(argv[0]+2, "version")) {
443 /* All long options with arguments */
444 if (options_long_witharg("output", &argc, &argv, &argarg)) {
445 opts.output = argarg;
446 opts_output_wasset = true;
448 con_out("Unknown parameter: %s\n", argv[0]);
455 con_out("Unknown parameter: %s\n", argv[0]);
461 /* it's a QC filename */
462 item.filename = argv[0];
464 vec_push(items, item);
467 opts_ini_init(config);
471 /* returns the line number, or -1 on error */
472 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
479 len = file_getline(&line, alen, src);
483 /* start at first non-blank */
484 for (start = line; isspace(*start); ++start) {}
485 /* end at the first non-blank */
486 for (end = start; *end && !isspace(*end); ++end) {}
489 /* move the actual filename to the beginning */
490 while (start != end) {
497 int main(int argc, char **argv) {
500 bool opts_output_free = false;
501 bool operators_free = false;
502 bool progs_src = false;
503 FILE *outfile = NULL;
507 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
511 if (!options_parse(argc, argv)) {
515 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
516 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
520 /* the standard decides which set of operators to use */
521 if (opts.standard == COMPILER_GMQCC) {
522 operators = c_operators;
523 operator_count = c_operator_count;
524 } else if (opts.standard == COMPILER_FTEQCC) {
525 operators = fte_operators;
526 operator_count = fte_operator_count;
528 operators = qcc_operators;
529 operator_count = qcc_operator_count;
532 if (operators == fte_operators) {
534 if (OPTS_FLAG(CORRECT_TERNARY)) {
536 if (operators[operator_count-2].id != opid1(',') ||
537 operators[operator_count-1].id != opid2(':','?'))
539 con_err("internal error: operator precedence table wasn't updated correctly!\n");
542 operators_free = true;
543 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
544 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
545 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
546 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
547 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
553 for (itr = 0; itr < COUNT_FLAGS; ++itr)
554 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
555 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
556 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
558 con_out("output = %s\n", opts.output);
559 con_out("optimization level = %d\n", opts.O);
560 con_out("standard = %i\n", opts.standard);
564 if (opts_output_wasset) {
565 outfile = file_open(opts.output, "wb");
567 con_err("failed to open `%s` for writing\n", opts.output);
573 outfile = con_default_out();
578 if (!parser_init()) {
579 con_err("failed to initialize parser\n");
585 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
587 con_err("failed to initialize parser\n");
593 if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
594 type_not_instr[TYPE_STRING] = INSTR_NOT_F;
596 util_debug("COM", "starting ...\n");
599 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
600 for (itr = 0; itr < vec_size(ppems); itr++) {
601 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
602 mem_d(ppems[itr].name);
605 if (ppems[itr].value)
606 mem_d(ppems[itr].value);
610 if (!vec_size(items)) {
617 src = file_open("progs.src", "rb");
619 con_err("failed to open `progs.src` for reading\n");
625 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
626 con_err("illformatted progs.src file: expected output filename in first line\n");
631 if (!opts_output_wasset) {
632 opts.output = util_strdup(line);
633 opts_output_free = true;
636 while (progs_nextline(&line, &linelen, src)) {
638 if (!line[0] || (line[0] == '/' && line[1] == '/'))
640 item.filename = util_strdup(line);
642 vec_push(items, item);
653 if (vec_size(items)) {
655 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
656 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
658 for (itr = 0; itr < vec_size(items); ++itr) {
660 con_out(" item: %s (%s)\n",
662 ( (items[itr].type == TYPE_QC ? "qc" :
663 (items[itr].type == TYPE_ASM ? "asm" :
664 (items[itr].type == TYPE_SRC ? "progs.src" :
670 if (!ftepp_preprocess_file(items[itr].filename)) {
676 file_printf(outfile, "%s", out);
680 if (OPTS_FLAG(FTEPP)) {
682 if (!ftepp_preprocess_file(items[itr].filename)) {
687 if (vec_size(data)) {
688 if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
696 if (!parser_compile_file(items[itr].filename)) {
704 mem_d(items[itr].filename);
705 items[itr].filename = NULL;
711 if (!parser_finish(opts.output)) {
720 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
721 if (opts_optimizationcount[itr]) {
722 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
728 util_debug("COM", "cleaning ...\n");
736 if (opts_output_free)
737 mem_d((char*)opts.output);
739 mem_d((void*)operators);