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.standard = COMPILER_GMQCC;
168 } else if (!strcmp(argarg, "qcc")) {
170 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
171 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
172 opts.standard = COMPILER_QCC;
174 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
176 opts_set(opts.flags, FTEPP, true);
177 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
178 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
179 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
180 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
181 opts_set(opts.flags, CORRECT_TERNARY, false);
182 opts.standard = COMPILER_FTEQCC;
184 } else if (!strcmp(argarg, "qccx")) {
186 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
187 opts.standard = COMPILER_QCCX;
190 con_out("Unknown standard: %s\n", argarg);
195 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
196 opts.forcecrc = true;
197 opts.forced_crc = strtol(argarg, NULL, 0);
200 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
201 con_change(redirout, redirerr);
204 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
205 con_change(redirout, redirerr);
208 if (options_long_gcc("config", &argc, &argv, &argarg)) {
213 /* show defaults (like pathscale) */
214 if (!strcmp(argv[0]+1, "show-defaults")) {
215 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
219 memset(buffer, 0, sizeof(buffer));
220 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
222 con_out("-f%s ", buffer);
224 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
228 memset(buffer, 0, sizeof(buffer));
229 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
230 con_out("-W%s ", buffer);
236 if (!strcmp(argv[0]+1, "debug")) {
240 if (!strcmp(argv[0]+1, "dump")) {
244 if (!strcmp(argv[0]+1, "dumpfin")) {
248 if (!strcmp(argv[0]+1, "memchk")) {
252 if (!strcmp(argv[0]+1, "nocolor")) {
257 switch (argv[0][1]) {
258 /* -h, show usage but exit with 0 */
262 /* break; never reached because of exit(0) */
270 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
273 /* debug turns on -flno */
275 opts_setflag("LNO", true);
284 if (!strlen(argv[0]+2)) {
285 con_err("expected name after -D\n");
289 if (!(argarg = strchr(argv[0] + 2, '='))) {
290 macro.name = util_strdup(argv[0]+2);
293 *argarg='\0'; /* terminate for name */
294 macro.name = util_strdup(argv[0]+2);
295 macro.value = util_strdup(argarg+1);
297 vec_push(ppems, macro);
300 /* handle all -fflags */
302 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
303 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
304 con_out("Possible flags:\n");
305 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
306 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
307 con_out(" -f%s\n", buffer);
311 else if (!strncmp(argv[0]+2, "NO_", 3)) {
312 if (!opts_setflag(argv[0]+5, false)) {
313 con_out("unknown flag: %s\n", argv[0]+2);
317 else if (!opts_setflag(argv[0]+2, true)) {
318 con_out("unknown flag: %s\n", argv[0]+2);
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 warnings:\n");
326 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
327 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
328 con_out(" -W%s\n", buffer);
332 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
333 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
335 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
336 opts.werror[itr] = 0;
339 else if (!strcmp(argv[0]+2, "ERROR") ||
340 !strcmp(argv[0]+2, "ERROR_ALL"))
342 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
343 opts.werror[itr] = 0xFFFFFFFFL;
346 else if (!strcmp(argv[0]+2, "NONE")) {
347 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
351 else if (!strcmp(argv[0]+2, "ALL")) {
352 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
353 opts.warn[itr] = 0xFFFFFFFFL;
356 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
357 if (!opts_setwerror(argv[0]+8, true)) {
358 con_out("unknown warning: %s\n", argv[0]+2);
362 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
363 if (!opts_setwerror(argv[0]+11, false)) {
364 con_out("unknown warning: %s\n", argv[0]+2);
368 else if (!strncmp(argv[0]+2, "NO_", 3)) {
369 if (!opts_setwarn(argv[0]+5, false)) {
370 con_out("unknown warning: %s\n", argv[0]+2);
374 else if (!opts_setwarn(argv[0]+2, true)) {
375 con_out("unknown warning: %s\n", argv[0]+2);
381 if (!options_witharg(&argc, &argv, &argarg)) {
382 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
385 if (isdigit(argarg[0])) {
386 opts.O = atoi(argarg);
387 opts_setoptimlevel(opts.O);
389 util_strtocmd(argarg, argarg, strlen(argarg)+1);
390 if (!strcmp(argarg, "HELP")) {
391 con_out("Possible optimizations:\n");
392 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
393 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
394 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
398 else if (!strcmp(argarg, "ALL"))
399 opts_setoptimlevel(opts.O = 9999);
400 else if (!strncmp(argarg, "NO_", 3)) {
401 if (!opts_setoptim(argarg+3, false)) {
402 con_out("unknown optimization: %s\n", argarg+3);
407 if (!opts_setoptim(argarg, true)) {
408 con_out("unknown optimization: %s\n", argarg);
416 if (!options_witharg(&argc, &argv, &argarg)) {
417 con_out("option -o requires an argument: the output file name\n");
420 opts.output = argarg;
421 opts_output_wasset = true;
426 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
427 if (!options_witharg(&argc, &argv, &argarg)) {
428 con_out("option -a requires a filename %s\n",
429 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
432 item.filename = argarg;
433 vec_push(items, item);
438 /* anything following -- is considered a non-option argument */
442 /* All long options without arguments */
443 else if (!strcmp(argv[0]+2, "help")) {
447 else if (!strcmp(argv[0]+2, "version")) {
451 else if (!strcmp(argv[0]+2, "quiet")) {
456 /* All long options with arguments */
457 if (options_long_witharg("output", &argc, &argv, &argarg)) {
458 opts.output = argarg;
459 opts_output_wasset = true;
461 con_out("Unknown parameter: %s\n", argv[0]);
468 con_out("Unknown parameter: %s\n", argv[0]);
474 /* it's a QC filename */
475 item.filename = argv[0];
477 vec_push(items, item);
480 opts_ini_init(config);
484 /* returns the line number, or -1 on error */
485 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
492 len = file_getline(&line, alen, src);
496 /* start at first non-blank */
497 for (start = line; isspace(*start); ++start) {}
498 /* end at the first non-blank */
499 for (end = start; *end && !isspace(*end); ++end) {}
502 /* move the actual filename to the beginning */
503 while (start != end) {
510 int main(int argc, char **argv) {
513 bool opts_output_free = false;
514 bool operators_free = false;
515 bool progs_src = false;
516 FILE *outfile = NULL;
520 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
524 if (!options_parse(argc, argv)) {
528 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
529 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
533 /* the standard decides which set of operators to use */
534 if (opts.standard == COMPILER_GMQCC) {
535 operators = c_operators;
536 operator_count = c_operator_count;
537 } else if (opts.standard == COMPILER_FTEQCC) {
538 operators = fte_operators;
539 operator_count = fte_operator_count;
541 operators = qcc_operators;
542 operator_count = qcc_operator_count;
545 if (operators == fte_operators) {
547 if (OPTS_FLAG(CORRECT_TERNARY)) {
549 if (operators[operator_count-2].id != opid1(',') ||
550 operators[operator_count-1].id != opid2(':','?'))
552 con_err("internal error: operator precedence table wasn't updated correctly!\n");
555 operators_free = true;
556 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
557 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
558 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
559 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
560 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
566 for (itr = 0; itr < COUNT_FLAGS; ++itr)
567 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
568 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
569 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
571 con_out("output = %s\n", opts.output);
572 con_out("optimization level = %d\n", opts.O);
573 con_out("standard = %i\n", opts.standard);
577 if (opts_output_wasset) {
578 outfile = file_open(opts.output, "wb");
580 con_err("failed to open `%s` for writing\n", opts.output);
586 outfile = con_default_out();
591 if (!parser_init()) {
592 con_err("failed to initialize parser\n");
598 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
600 con_err("failed to initialize parser\n");
606 if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
607 type_not_instr[TYPE_STRING] = INSTR_NOT_F;
609 util_debug("COM", "starting ...\n");
612 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
613 for (itr = 0; itr < vec_size(ppems); itr++) {
614 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
615 mem_d(ppems[itr].name);
618 if (ppems[itr].value)
619 mem_d(ppems[itr].value);
623 if (!vec_size(items)) {
630 src = file_open("progs.src", "rb");
632 con_err("failed to open `progs.src` for reading\n");
638 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
639 con_err("illformatted progs.src file: expected output filename in first line\n");
644 if (!opts_output_wasset) {
645 opts.output = util_strdup(line);
646 opts_output_free = true;
649 while (progs_nextline(&line, &linelen, src)) {
651 if (!line[0] || (line[0] == '/' && line[1] == '/'))
653 item.filename = util_strdup(line);
655 vec_push(items, item);
666 if (vec_size(items)) {
667 if (!opts.quiet && !opts.pp_only) {
668 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
669 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
671 for (itr = 0; itr < vec_size(items); ++itr) {
672 if (!opts.quiet && !opts.pp_only) {
673 con_out(" item: %s (%s)\n",
675 ( (items[itr].type == TYPE_QC ? "qc" :
676 (items[itr].type == TYPE_ASM ? "asm" :
677 (items[itr].type == TYPE_SRC ? "progs.src" :
683 if (!ftepp_preprocess_file(items[itr].filename)) {
689 file_printf(outfile, "%s", out);
693 if (OPTS_FLAG(FTEPP)) {
695 if (!ftepp_preprocess_file(items[itr].filename)) {
700 if (vec_size(data)) {
701 if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
709 if (!parser_compile_file(items[itr].filename)) {
717 mem_d(items[itr].filename);
718 items[itr].filename = NULL;
724 if (!parser_finish(opts.output)) {
732 if (!opts.quiet && !opts.pp_only) {
733 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
734 if (opts_optimizationcount[itr]) {
735 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
741 util_debug("COM", "cleaning ...\n");
749 if (opts_output_free)
750 mem_d((char*)opts.output);
752 mem_d((void*)operators);