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
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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;
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, FALSE_EMPTY_STRINGS, false);
169 opts_set(opts.flags, TRUE_EMPTY_STRINGS, true);
170 opts_set(opts.flags, LOOP_LABELS, true);
171 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
172 opts_set(opts.flags, INITIALIZED_NONCONSTANTS, true);
173 opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
174 opts_set(opts.werror, WARN_MISSING_RETURN_VALUES, true);
175 opts.standard = COMPILER_GMQCC;
177 } else if (!strcmp(argarg, "qcc")) {
179 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
180 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
181 opts.standard = COMPILER_QCC;
183 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
185 opts_set(opts.flags, FTEPP, true);
186 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
187 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
188 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
189 opts_set(opts.flags, CORRECT_TERNARY, false);
190 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
191 opts.standard = COMPILER_FTEQCC;
193 } else if (!strcmp(argarg, "qccx")) {
195 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
196 opts.standard = COMPILER_QCCX;
199 con_out("Unknown standard: %s\n", argarg);
204 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
205 opts.forcecrc = true;
206 opts.forced_crc = strtol(argarg, NULL, 0);
209 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
210 con_change(redirout, redirerr);
213 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
214 con_change(redirout, redirerr);
217 if (options_long_gcc("config", &argc, &argv, &argarg)) {
222 /* show defaults (like pathscale) */
223 if (!strcmp(argv[0]+1, "show-defaults")) {
224 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
228 memset(buffer, 0, sizeof(buffer));
229 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
231 con_out("-f%s ", buffer);
233 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
237 memset(buffer, 0, sizeof(buffer));
238 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
239 con_out("-W%s ", buffer);
245 if (!strcmp(argv[0]+1, "debug")) {
249 if (!strcmp(argv[0]+1, "dump")) {
253 if (!strcmp(argv[0]+1, "dumpfin")) {
257 if (!strcmp(argv[0]+1, "memchk")) {
261 if (!strcmp(argv[0]+1, "nocolor")) {
266 switch (argv[0][1]) {
267 /* -h, show usage but exit with 0 */
271 /* break; never reached because of exit(0) */
279 opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
282 /* debug turns on -flno */
284 opts_setflag("LNO", true);
293 if (!strlen(argv[0]+2)) {
294 con_err("expected name after -D\n");
298 if (!(argarg = strchr(argv[0] + 2, '='))) {
299 macro.name = util_strdup(argv[0]+2);
302 *argarg='\0'; /* terminate for name */
303 macro.name = util_strdup(argv[0]+2);
304 macro.value = util_strdup(argarg+1);
306 vec_push(ppems, macro);
309 /* handle all -fflags */
311 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
312 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
313 con_out("Possible flags:\n\n");
314 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
315 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
316 con_out(" -f%s:\n%s\n\n", buffer, opts_flag_list[itr].description);
320 else if (!strncmp(argv[0]+2, "NO_", 3)) {
321 if (!opts_setflag(argv[0]+5, false)) {
322 con_out("unknown flag: %s\n", argv[0]+2);
326 else if (!opts_setflag(argv[0]+2, true)) {
327 con_out("unknown flag: %s\n", argv[0]+2);
332 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
333 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
334 con_out("Possible warnings:\n");
335 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
336 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
337 con_out(" -W%s:\n%s\n\n\n", buffer, opts_warn_list[itr].description);
341 else if (!strcmp(argv[0]+2, "NO_ERROR") ||
342 !strcmp(argv[0]+2, "NO_ERROR_ALL"))
344 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
345 opts.werror[itr] = 0;
348 else if (!strcmp(argv[0]+2, "ERROR") ||
349 !strcmp(argv[0]+2, "ERROR_ALL"))
351 opts_backup_non_Werror_all();
352 for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
353 opts.werror[itr] = 0xFFFFFFFFL;
354 opts_restore_non_Werror_all();
357 else if (!strcmp(argv[0]+2, "NONE")) {
358 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
362 else if (!strcmp(argv[0]+2, "ALL")) {
363 opts_backup_non_Wall();
364 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
365 opts.warn[itr] = 0xFFFFFFFFL;
366 opts_restore_non_Wall();
369 else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
370 if (!opts_setwerror(argv[0]+8, true)) {
371 con_out("unknown warning: %s\n", argv[0]+2);
375 else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
376 if (!opts_setwerror(argv[0]+11, false)) {
377 con_out("unknown warning: %s\n", argv[0]+2);
381 else if (!strncmp(argv[0]+2, "NO_", 3)) {
382 if (!opts_setwarn(argv[0]+5, false)) {
383 con_out("unknown warning: %s\n", argv[0]+2);
387 else if (!opts_setwarn(argv[0]+2, true)) {
388 con_out("unknown warning: %s\n", argv[0]+2);
394 if (!options_witharg(&argc, &argv, &argarg)) {
395 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
398 if (isdigit(argarg[0])) {
399 opts.O = atoi(argarg);
400 opts_setoptimlevel(opts.O);
402 util_strtocmd(argarg, argarg, strlen(argarg)+1);
403 if (!strcmp(argarg, "HELP")) {
404 con_out("Possible optimizations:\n");
405 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
406 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
407 con_out(" -O%-20s (-O%u):\n%s\n\n", buffer, opts_opt_oflag[itr], opts_opt_list[itr].description);
411 else if (!strcmp(argarg, "ALL"))
412 opts_setoptimlevel(opts.O = 9999);
413 else if (!strncmp(argarg, "NO_", 3)) {
414 if (!opts_setoptim(argarg+3, false)) {
415 con_out("unknown optimization: %s\n", argarg+3);
420 if (!opts_setoptim(argarg, true)) {
421 con_out("unknown optimization: %s\n", argarg);
429 if (!options_witharg(&argc, &argv, &argarg)) {
430 con_out("option -o requires an argument: the output file name\n");
433 opts.output = argarg;
434 opts_output_wasset = true;
439 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
440 if (!options_witharg(&argc, &argv, &argarg)) {
441 con_out("option -a requires a filename %s\n",
442 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
445 item.filename = argarg;
446 vec_push(items, item);
451 /* anything following -- is considered a non-option argument */
455 /* All long options without arguments */
456 else if (!strcmp(argv[0]+2, "help")) {
460 else if (!strcmp(argv[0]+2, "version")) {
464 else if (!strcmp(argv[0]+2, "quiet")) {
468 else if (!strcmp(argv[0]+2, "correct")) {
469 opts.correction = true;
472 else if (!strcmp(argv[0]+2, "no-correct")) {
473 opts.correction = false;
476 else if (!strcmp(argv[0]+2, "add-info")) {
477 opts.add_info = true;
481 /* All long options with arguments */
482 if (options_long_witharg("output", &argc, &argv, &argarg)) {
483 opts.output = argarg;
484 opts_output_wasset = true;
486 con_out("Unknown parameter: %s\n", argv[0]);
493 con_out("Unknown parameter: %s\n", argv[0]);
499 /* it's a QC filename */
500 item.filename = argv[0];
502 vec_push(items, item);
505 opts_ini_init(config);
509 /* returns the line number, or -1 on error */
510 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
517 len = file_getline(&line, alen, src);
521 /* start at first non-blank */
522 for (start = line; isspace(*start); ++start) {}
523 /* end at the first non-blank */
524 for (end = start; *end && !isspace(*end); ++end) {}
527 /* move the actual filename to the beginning */
528 while (start != end) {
535 int main(int argc, char **argv) {
538 bool opts_output_free = false;
539 bool operators_free = false;
540 bool progs_src = false;
541 FILE *outfile = NULL;
545 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
549 if (!options_parse(argc, argv)) {
553 if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
554 con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
558 /* the standard decides which set of operators to use */
559 if (opts.standard == COMPILER_GMQCC) {
560 operators = c_operators;
561 operator_count = c_operator_count;
562 } else if (opts.standard == COMPILER_FTEQCC) {
563 operators = fte_operators;
564 operator_count = fte_operator_count;
566 operators = qcc_operators;
567 operator_count = qcc_operator_count;
570 if (operators == fte_operators) {
572 if (OPTS_FLAG(CORRECT_TERNARY)) {
574 if (operators[operator_count-2].id != opid1(',') ||
575 operators[operator_count-1].id != opid2(':','?'))
577 con_err("internal error: operator precedence table wasn't updated correctly!\n");
580 operators_free = true;
581 newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
582 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
583 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
584 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
585 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
591 for (itr = 0; itr < COUNT_FLAGS; ++itr)
592 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
593 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
594 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
596 con_out("output = %s\n", opts.output);
597 con_out("optimization level = %d\n", opts.O);
598 con_out("standard = %i\n", opts.standard);
602 if (opts_output_wasset) {
603 outfile = file_open(opts.output, "wb");
605 con_err("failed to open `%s` for writing\n", opts.output);
611 outfile = con_default_out();
616 if (!parser_init()) {
617 con_err("failed to initialize parser\n");
623 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
625 con_err("failed to initialize parser\n");
631 if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
632 type_not_instr[TYPE_STRING] = INSTR_NOT_F;
634 util_debug("COM", "starting ...\n");
637 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
638 for (itr = 0; itr < vec_size(ppems); itr++) {
639 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
640 mem_d(ppems[itr].name);
643 if (ppems[itr].value)
644 mem_d(ppems[itr].value);
648 if (!vec_size(items)) {
655 src = file_open("progs.src", "rb");
657 con_err("failed to open `progs.src` for reading\n");
663 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
664 con_err("illformatted progs.src file: expected output filename in first line\n");
669 if (!opts_output_wasset) {
670 opts.output = util_strdup(line);
671 opts_output_free = true;
674 while (progs_nextline(&line, &linelen, src)) {
676 if (!line[0] || (line[0] == '/' && line[1] == '/'))
678 item.filename = util_strdup(line);
680 vec_push(items, item);
691 if (vec_size(items)) {
692 if (!opts.quiet && !opts.pp_only) {
693 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
694 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
696 for (itr = 0; itr < vec_size(items); ++itr) {
697 if (!opts.quiet && !opts.pp_only) {
698 con_out(" item: %s (%s)\n",
700 ( (items[itr].type == TYPE_QC ? "qc" :
701 (items[itr].type == TYPE_ASM ? "asm" :
702 (items[itr].type == TYPE_SRC ? "progs.src" :
708 if (!ftepp_preprocess_file(items[itr].filename)) {
714 file_printf(outfile, "%s", out);
718 if (OPTS_FLAG(FTEPP)) {
720 if (!ftepp_preprocess_file(items[itr].filename)) {
725 if (vec_size(data)) {
726 if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
734 if (!parser_compile_file(items[itr].filename)) {
742 mem_d(items[itr].filename);
743 items[itr].filename = NULL;
749 if (!parser_finish(opts.output)) {
757 if (!opts.quiet && !opts.pp_only) {
758 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
759 if (opts_optimizationcount[itr]) {
760 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
766 util_debug("COM", "cleaning ...\n");
774 if (opts_output_free)
775 mem_d((char*)opts.output);
777 mem_d((void*)operators);