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
27 /* TODO: cleanup this whole file .. it's a fuckign mess */
29 /* set by the standard */
30 const oper_info *operators = NULL;
31 size_t operator_count = 0;
32 static bool opts_output_wasset = false;
34 typedef struct { char *filename; int type; } argitem;
35 typedef struct { char *name; char *value; } ppitem;
36 static argitem *items = NULL;
37 static ppitem *ppems = NULL;
43 static const char *app_name;
45 static void version() {
46 con_out("GMQCC %d.%d.%d Built %s %s\n",
56 con_out("usage: %s [options] [files...]", app_name);
58 " -h, --help show this help message\n"
59 " -debug turns on compiler debug messages\n"
60 " -memchk turns on compiler memory leak check\n");
61 con_out(" -o, --output=file output file, defaults to progs.dat\n"
62 " -s filename add a progs.src file to be used\n");
63 con_out(" -E stop after preprocessing\n");
64 con_out(" -config file use the specified ini file\n");
65 con_out(" -std=standard select one of the following standards\n"
66 " -std=qcc original QuakeC\n"
67 " -std=fteqcc fteqcc QuakeC\n"
68 " -std=gmqcc this compiler (default)\n");
69 con_out(" -f<flag> enable a flag\n"
70 " -fno-<flag> disable a flag\n"
71 " -fhelp list possible flags\n");
72 con_out(" -W<warning> enable a warning\n"
73 " -Wno-<warning> disable a warning\n"
74 " -Wall enable all warnings\n"
75 " -Werror treat warnings as errors\n");
76 con_out(" -Whelp list possible warnings\n");
77 con_out(" -O<number> optimization level\n"
78 " -O<name> enable specific optimization\n"
79 " -Ono-<name> disable specific optimization\n"
80 " -Ohelp list optimizations\n");
81 con_out(" -force-crc=num force a specific checksum into the header\n");
85 /* command line parsing */
86 static bool options_witharg(int *argc_, char ***argv_, char **out) {
95 if (argc < 2) /* no parameter was provided */
104 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
106 char **argv = *argv_;
108 size_t len = strlen(optname);
110 if (strncmp(argv[0]+ds, optname, len))
113 /* it's --optname, check how the parameter is supplied */
114 if (argv[0][ds+len] == '=') {
115 /* using --opt=param */
116 *out = argv[0]+ds+len+1;
120 if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
123 /* using --opt param */
129 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
130 return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
132 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
133 return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
136 static bool options_parse(int argc, char **argv) {
140 char *redirout = (char*)stdout;
141 char *redirerr = (char*)stderr;
144 while (!argend && argc > 1) {
152 if (argv[0][0] == '-') {
153 /* All gcc-type long options */
154 if (options_long_gcc("std", &argc, &argv, &argarg)) {
155 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
157 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
158 opts.standard = COMPILER_GMQCC;
160 } else if (!strcmp(argarg, "qcc")) {
162 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
163 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
164 opts.standard = COMPILER_QCC;
166 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
168 opts_set(opts.flags, FTEPP, true);
169 opts_set(opts.flags, TRANSLATABLE_STRINGS, true);
170 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
171 opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
172 opts_set(opts.warn, WARN_TERNARY_PRECEDENCE, true);
173 opts_set(opts.flags, CORRECT_TERNARY, false);
174 opts.standard = COMPILER_FTEQCC;
176 } else if (!strcmp(argarg, "qccx")) {
178 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, false);
179 opts.standard = COMPILER_QCCX;
182 con_out("Unknown standard: %s\n", argarg);
187 if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
188 opts.forcecrc = true;
189 opts.forced_crc = strtol(argarg, NULL, 0);
192 if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
193 con_change(redirout, redirerr);
196 if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
197 con_change(redirout, redirerr);
200 if (options_long_gcc("config", &argc, &argv, &argarg)) {
205 /* show defaults (like pathscale) */
206 if (!strcmp(argv[0]+1, "show-defaults")) {
209 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
213 memset(buffer, 0, sizeof(buffer));
214 util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
216 con_out("-f%s ", buffer);
218 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
222 memset(buffer, 0, sizeof(buffer));
223 util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
224 con_out("-W%s ", buffer);
230 if (!strcmp(argv[0]+1, "debug")) {
234 if (!strcmp(argv[0]+1, "dump")) {
238 if (!strcmp(argv[0]+1, "dumpfin")) {
242 if (!strcmp(argv[0]+1, "memchk")) {
246 if (!strcmp(argv[0]+1, "nocolor")) {
251 switch (argv[0][1]) {
252 /* -h, show usage but exit with 0 */
256 /* break; never reached because of exit(0) */
266 /* debug turns on -flno */
268 opts_setflag("LNO", true);
273 if (!strlen(argv[0]+2)) {
274 con_err("expected name after -D\n");
278 if (!(argarg = strchr(argv[0] + 2, '='))) {
279 macro.name = util_strdup(argv[0]+2);
282 *argarg='\0'; /* terminate for name */
283 macro.name = util_strdup(argv[0]+2);
284 macro.value = util_strdup(argarg+1);
286 vec_push(ppems, macro);
289 /* handle all -fflags */
291 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
292 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
293 con_out("Possible flags:\n");
294 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
295 util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
296 con_out(" -f%s\n", buffer);
300 else if (!strncmp(argv[0]+2, "NO_", 3)) {
301 if (!opts_setflag(argv[0]+5, false)) {
302 con_out("unknown flag: %s\n", argv[0]+2);
306 else if (!opts_setflag(argv[0]+2, true)) {
307 con_out("unknown flag: %s\n", argv[0]+2);
312 util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
313 if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
314 con_out("Possible warnings:\n");
315 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
316 util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
317 con_out(" -W%s\n", buffer);
321 else if (!strcmp(argv[0]+2, "NO_ERROR")) {
325 else if (!strcmp(argv[0]+2, "ERROR")) {
329 else if (!strcmp(argv[0]+2, "NONE")) {
330 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
334 else if (!strcmp(argv[0]+2, "ALL")) {
335 for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
336 opts.warn[itr] = 0xFFFFFFFFL;
339 if (!strncmp(argv[0]+2, "NO_", 3)) {
340 if (!opts_setwarn(argv[0]+5, false)) {
341 con_out("unknown warning: %s\n", argv[0]+2);
345 else if (!opts_setwarn(argv[0]+2, true)) {
346 con_out("unknown warning: %s\n", argv[0]+2);
352 if (!options_witharg(&argc, &argv, &argarg)) {
353 con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
356 if (isdigit(argarg[0])) {
357 opts.O = atoi(argarg);
358 opts_setoptimlevel(opts.O);
360 util_strtocmd(argarg, argarg, strlen(argarg)+1);
361 if (!strcmp(argarg, "HELP")) {
362 con_out("Possible optimizations:\n");
363 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
364 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
365 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
369 else if (!strcmp(argarg, "ALL"))
370 opts_setoptimlevel(opts.O = 9999);
371 else if (!strncmp(argarg, "NO_", 3)) {
372 if (!opts_setoptim(argarg+3, false)) {
373 con_out("unknown optimization: %s\n", argarg+3);
378 if (!opts_setoptim(argarg, true)) {
379 con_out("unknown optimization: %s\n", argarg);
387 if (!options_witharg(&argc, &argv, &argarg)) {
388 con_out("option -o requires an argument: the output file name\n");
391 opts.output = argarg;
392 opts_output_wasset = true;
397 item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
398 if (!options_witharg(&argc, &argv, &argarg)) {
399 con_out("option -a requires a filename %s\n",
400 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
403 item.filename = argarg;
404 vec_push(items, item);
409 /* anything following -- is considered a non-option argument */
413 /* All long options without arguments */
414 else if (!strcmp(argv[0]+2, "help")) {
418 else if (!strcmp(argv[0]+2, "version")) {
423 /* All long options with arguments */
424 if (options_long_witharg("output", &argc, &argv, &argarg)) {
425 opts.output = argarg;
426 opts_output_wasset = true;
428 con_out("Unknown parameter: %s\n", argv[0]);
435 con_out("Unknown parameter: %s\n", argv[0]);
441 /* it's a QC filename */
442 item.filename = argv[0];
444 vec_push(items, item);
447 opts_ini_init(config);
451 /* returns the line number, or -1 on error */
452 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
459 len = util_getline(&line, alen, src);
463 /* start at first non-blank */
464 for (start = line; isspace(*start); ++start) {}
465 /* end at the first non-blank */
466 for (end = start; *end && !isspace(*end); ++end) {}
469 /* move the actual filename to the beginning */
470 while (start != end) {
477 int main(int argc, char **argv) {
480 bool opts_output_free = false;
481 bool operators_free = false;
482 bool progs_src = false;
483 FILE *outfile = NULL;
487 opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
489 if (!options_parse(argc, argv)) {
493 /* the standard decides which set of operators to use */
494 if (opts.standard == COMPILER_GMQCC) {
495 operators = c_operators;
496 operator_count = c_operator_count;
497 } else if (opts.standard == COMPILER_FTEQCC) {
498 operators = fte_operators;
499 operator_count = fte_operator_count;
501 operators = qcc_operators;
502 operator_count = qcc_operator_count;
505 if (operators == fte_operators) {
507 if (OPTS_FLAG(CORRECT_TERNARY)) {
509 if (operators[operator_count-2].id != opid1(',') ||
510 operators[operator_count-1].id != opid2(':','?'))
512 con_err("internal error: operator precedence table wasn't updated correctly!\n");
515 operators_free = true;
516 newops = mem_a(sizeof(operators[0]) * operator_count);
517 memcpy(newops, operators, sizeof(operators[0]) * operator_count);
518 memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
519 memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
520 newops[operator_count-2].prec = newops[operator_count-1].prec+1;
526 for (itr = 0; itr < COUNT_FLAGS; ++itr)
527 con_out("Flag %s = %i\n", opts_flag_list[itr].name, OPTS_FLAG(itr));
528 for (itr = 0; itr < COUNT_WARNINGS; ++itr)
529 con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
531 con_out("output = %s\n", opts.output);
532 con_out("optimization level = %d\n", opts.O);
533 con_out("standard = %i\n", opts.standard);
537 if (opts_output_wasset) {
538 outfile = util_fopen(opts.output, "wb");
540 con_err("failed to open `%s` for writing\n", opts.output);
550 if (!parser_init()) {
551 con_err("failed to initialize parser\n");
557 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
559 con_err("failed to initialize parser\n");
565 util_debug("COM", "starting ...\n");
568 if (opts.pp_only || OPTS_FLAG(FTEPP)) {
569 for (itr = 0; itr < vec_size(ppems); itr++) {
570 ftepp_add_macro(ppems[itr].name, ppems[itr].value);
571 mem_d(ppems[itr].name);
574 if (ppems[itr].value)
575 mem_d(ppems[itr].value);
579 if (!vec_size(items)) {
586 src = util_fopen("progs.src", "rb");
588 con_err("failed to open `progs.src` for reading\n");
594 if (!progs_nextline(&line, &linelen, src) || !line[0]) {
595 con_err("illformatted progs.src file: expected output filename in first line\n");
600 if (!opts_output_wasset) {
601 opts.output = util_strdup(line);
602 opts_output_free = true;
605 while (progs_nextline(&line, &linelen, src)) {
607 if (!line[0] || (line[0] == '/' && line[1] == '/'))
609 item.filename = util_strdup(line);
611 vec_push(items, item);
622 if (vec_size(items)) {
624 con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
625 con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
627 for (itr = 0; itr < vec_size(items); ++itr) {
629 con_out(" item: %s (%s)\n",
631 ( (items[itr].type == TYPE_QC ? "qc" :
632 (items[itr].type == TYPE_ASM ? "asm" :
633 (items[itr].type == TYPE_SRC ? "progs.src" :
639 if (!ftepp_preprocess_file(items[itr].filename)) {
645 fprintf(outfile, "%s", out);
649 if (OPTS_FLAG(FTEPP)) {
651 if (!ftepp_preprocess_file(items[itr].filename)) {
656 if (vec_size(data)) {
657 if (!parser_compile_string_len(items[itr].filename, data, vec_size(data))) {
665 if (!parser_compile_file(items[itr].filename)) {
673 mem_d(items[itr].filename);
674 items[itr].filename = NULL;
680 if (!parser_finish(opts.output)) {
689 for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
690 if (opts_optimizationcount[itr]) {
691 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
697 util_debug("COM", "cleaning ...\n");
705 if (opts_output_free)
706 mem_d((char*)opts.output);
708 mem_d((void*)operators);