2 * Copyright (C) 2012, 2013, 2014, 2015
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7 * this software and associated documentation files (the "Software"), to deal in
8 * the Software without restriction, including without limitation the rights to
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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,
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21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
29 const unsigned int opts_opt_oflag[COUNT_OPTIMIZATIONS+1] = {
30 # define GMQCC_TYPE_OPTIMIZATIONS
31 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
36 const opts_flag_def_t opts_opt_list[COUNT_OPTIMIZATIONS+1] = {
37 # define GMQCC_TYPE_OPTIMIZATIONS
38 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
43 const opts_flag_def_t opts_warn_list[COUNT_WARNINGS+1] = {
44 # define GMQCC_TYPE_WARNS
45 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
50 const opts_flag_def_t opts_flag_list[COUNT_FLAGS+1] = {
51 # define GMQCC_TYPE_FLAGS
52 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
57 unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
58 opts_cmd_t opts; /* command line options */
60 static void opts_setdefault(void) {
61 memset(&opts, 0, sizeof(opts_cmd_t));
62 OPTS_OPTION_STR(OPTION_PROGSRC) = "progs.src";
65 opts_set(opts.warn, WARN_UNUSED_VARIABLE, true);
66 opts_set(opts.warn, WARN_USED_UNINITIALIZED, true);
67 opts_set(opts.warn, WARN_UNKNOWN_CONTROL_SEQUENCE, true);
68 opts_set(opts.warn, WARN_EXTENSIONS, true);
69 opts_set(opts.warn, WARN_FIELD_REDECLARED, true);
70 opts_set(opts.warn, WARN_MISSING_RETURN_VALUES, true);
71 opts_set(opts.warn, WARN_INVALID_PARAMETER_COUNT, true);
72 opts_set(opts.warn, WARN_LOCAL_CONSTANTS, true);
73 opts_set(opts.warn, WARN_VOID_VARIABLES, true);
74 opts_set(opts.warn, WARN_IMPLICIT_FUNCTION_POINTER, true);
75 opts_set(opts.warn, WARN_VARIADIC_FUNCTION, true);
76 opts_set(opts.warn, WARN_FRAME_MACROS, true);
77 opts_set(opts.warn, WARN_EFFECTLESS_STATEMENT, true);
78 opts_set(opts.warn, WARN_END_SYS_FIELDS, true);
79 opts_set(opts.warn, WARN_ASSIGN_FUNCTION_TYPES, true);
80 opts_set(opts.warn, WARN_CPP, true);
81 opts_set(opts.warn, WARN_MULTIFILE_IF, true);
82 opts_set(opts.warn, WARN_DOUBLE_DECLARATION, true);
83 opts_set(opts.warn, WARN_CONST_VAR, true);
84 opts_set(opts.warn, WARN_MULTIBYTE_CHARACTER, true);
85 opts_set(opts.warn, WARN_UNKNOWN_PRAGMAS, true);
86 opts_set(opts.warn, WARN_UNREACHABLE_CODE, true);
87 opts_set(opts.warn, WARN_UNKNOWN_ATTRIBUTE, true);
88 opts_set(opts.warn, WARN_RESERVED_NAMES, true);
89 opts_set(opts.warn, WARN_UNINITIALIZED_CONSTANT, true);
90 opts_set(opts.warn, WARN_DEPRECATED, true);
91 opts_set(opts.warn, WARN_PARENTHESIS, true);
92 opts_set(opts.warn, WARN_CONST_OVERWRITE, true);
93 opts_set(opts.warn, WARN_DIRECTIVE_INMACRO, true);
94 opts_set(opts.warn, WARN_BUILTINS, true);
95 opts_set(opts.warn, WARN_INEXACT_COMPARES, true);
98 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
99 opts_set(opts.flags, CORRECT_TERNARY, true);
100 opts_set(opts.flags, BAIL_ON_WERROR, true);
101 opts_set(opts.flags, LEGACY_VECTOR_MATHS, true);
102 opts_set(opts.flags, DARKPLACES_STRING_TABLE_BUG, true);
105 OPTS_OPTION_U32(OPTION_STATE_FPS) = 10;
108 void opts_backup_non_Wall() {
110 for (i = 0; i <= WARN_DEBUG; ++i)
111 opts_set(opts.warn_backup, i, OPTS_WARN(i));
114 void opts_restore_non_Wall() {
116 for (i = 0; i <= WARN_DEBUG; ++i)
117 opts_set(opts.warn, i, OPTS_GENERIC(opts.warn_backup, i));
120 void opts_backup_non_Werror_all() {
122 for (i = 0; i <= WARN_DEBUG; ++i)
123 opts_set(opts.werror_backup, i, OPTS_WERROR(i));
126 void opts_restore_non_Werror_all() {
128 for (i = 0; i <= WARN_DEBUG; ++i)
129 opts_set(opts.werror, i, OPTS_GENERIC(opts.werror_backup, i));
132 void opts_init(const char *output, int standard, size_t arraysize) {
135 OPTS_OPTION_STR(OPTION_OUTPUT) = output;
136 OPTS_OPTION_U32(OPTION_STANDARD) = standard;
137 OPTS_OPTION_U32(OPTION_MAX_ARRAY_SIZE) = arraysize;
138 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = 16;
141 static bool opts_setflag_all(const char *name, bool on, uint32_t *flags, const opts_flag_def_t *list, size_t listsize) {
144 for (i = 0; i < listsize; ++i) {
145 if (!strcmp(name, list[i].name)) {
146 longbit lb = list[i].bit;
149 flags[lb.idx] |= (1<<(lb.bit));
151 flags[lb.idx] &= ~(1<<(lb.bit));
158 bool opts_setflag (const char *name, bool on) {
159 return opts_setflag_all(name, on, opts.flags, opts_flag_list, COUNT_FLAGS);
161 bool opts_setwarn (const char *name, bool on) {
162 return opts_setflag_all(name, on, opts.warn, opts_warn_list, COUNT_WARNINGS);
164 bool opts_setwerror(const char *name, bool on) {
165 return opts_setflag_all(name, on, opts.werror, opts_warn_list, COUNT_WARNINGS);
167 bool opts_setoptim (const char *name, bool on) {
168 return opts_setflag_all(name, on, opts.optimization, opts_opt_list, COUNT_OPTIMIZATIONS);
171 void opts_set(uint32_t *flags, size_t idx, bool on) {
173 LONGBIT_SET(lb, idx);
176 flags[lb.idx] |= (1<<(lb.bit));
178 flags[lb.idx] &= ~(1<<(lb.bit));
181 void opts_setoptimlevel(unsigned int level) {
183 for (i = 0; i < COUNT_OPTIMIZATIONS; ++i)
184 opts_set(opts.optimization, i, level >= opts_opt_oflag[i]);
187 opts.optimizeoff = true;
191 * Standard configuration parser and subsystem. Yes, optionally you may
192 * create ini files or cfg (the driver accepts both) for a project opposed
193 * to supplying just a progs.src (since you also may need to supply command
194 * line arguments or set the options of the compiler) [which cannot be done
197 static char *opts_ini_rstrip(char *s) {
198 char *p = s + strlen(s) - 1;
199 while (p > s && util_isspace(*p))
204 static char *opts_ini_lskip(const char *s) {
205 while (*s && util_isspace(*s))
210 static char *opts_ini_next(const char *s, char c) {
212 while (*s && *s != c && !(last && *s == ';'))
213 last = !!util_isspace(*s), s++;
218 static size_t opts_ini_parse (
220 char *(*loadhandle)(const char *, const char *, const char *, char **),
228 char section_data[2048] = "";
229 char oldname_data[2048] = "";
231 /* parsing and reading variables */
237 while (util_getline(&line, &linesize, filehandle) != EOF) {
242 (unsigned char)parse_beg[0] == 0xEF &&
243 (unsigned char)parse_beg[1] == 0xBB &&
244 (unsigned char)parse_beg[2] == 0xBF
247 parse_beg ++; /* 0xEF */
248 parse_beg ++; /* 0xBB */
249 parse_beg ++; /* 0xBF */
252 if (*(parse_beg = opts_ini_lskip(opts_ini_rstrip(parse_beg))) == ';' || *parse_beg == '#') {
253 /* ignore '#' is a perl extension */
254 } else if (*parse_beg == '[') {
256 if (*(parse_end = opts_ini_next(parse_beg + 1, ']')) == ']') {
257 * parse_end = '\0'; /* terminate bro */
258 util_strncpy(section_data, parse_beg + 1, sizeof(section_data));
259 section_data[sizeof(section_data) - 1] = '\0';
260 *oldname_data = '\0';
262 /* otherwise set error to the current line number */
265 } else if (*parse_beg && *parse_beg != ';') {
266 /* not a comment, must be a name value pair :) */
267 if (*(parse_end = opts_ini_next(parse_beg, '=')) != '=')
268 parse_end = opts_ini_next(parse_beg, ':');
270 if (*parse_end == '=' || *parse_end == ':') {
271 *parse_end = '\0'; /* terminate bro */
272 read_name = opts_ini_rstrip(parse_beg);
273 read_value = opts_ini_lskip(parse_end + 1);
274 if (*(parse_end = opts_ini_next(read_value, '\0')) == ';')
276 opts_ini_rstrip(read_value);
278 /* valid name value pair, lets call down to handler */
279 util_strncpy(oldname_data, read_name, sizeof(oldname_data));
280 oldname_data[sizeof(oldname_data) - 1] ='\0';
282 if ((*errorhandle = loadhandle(section_data, read_name, read_value, parse_file)) && !error)
284 } else if (!strcmp(section_data, "includes")) {
285 /* Includes are special */
286 if (*(parse_end = opts_ini_next(parse_beg, '=')) == '='
287 || *(parse_end = opts_ini_next(parse_beg, ':')) == ':') {
288 static const char *invalid_include = "invalid use of include";
289 vec_append(*errorhandle, strlen(invalid_include), invalid_include);
292 read_name = opts_ini_rstrip(parse_beg);
293 if ((*errorhandle = loadhandle(section_data, read_name, read_name, parse_file)) && !error)
297 /* otherwise set error to the current line number */
309 * returns true/false for a char that contains ("true" or "false" or numeric 0/1)
311 static bool opts_ini_bool(const char *value) {
312 if (!strcmp(value, "true")) return true;
313 if (!strcmp(value, "false")) return false;
314 return !!strtol(value, NULL, 10);
317 static char *opts_ini_load(const char *section, const char *name, const char *value, char **parse_file) {
322 * undef all of these because they may still be defined like in my
325 #undef GMQCC_TYPE_FLAGS
326 #undef GMQCC_TYPE_OPTIMIZATIONS
327 #undef GMQCC_TYPE_WARNS
329 /* deal with includes */
330 if (!strcmp(section, "includes")) {
331 static const char *include_error_beg = "failed to open file `";
332 static const char *include_error_end = "' for inclusion";
333 FILE *file = fopen(value, "r");
336 vec_append(error, strlen(include_error_beg), include_error_beg);
337 vec_append(error, strlen(value), value);
338 vec_append(error, strlen(include_error_end), include_error_end);
340 if (opts_ini_parse(file, &opts_ini_load, &error, parse_file) != 0)
342 /* Change the file name */
344 *parse_file = util_strdup(value);
350 #define GMQCC_TYPE_FLAGS
351 #define GMQCC_DEFINE_FLAG(X) \
352 if (!strcmp(section, "flags") && !strcmp(name, #X)) { \
353 opts_set(opts.flags, X, opts_ini_bool(value)); \
359 #define GMQCC_TYPE_WARNS
360 #define GMQCC_DEFINE_FLAG(X) \
361 if (!strcmp(section, "warnings") && !strcmp(name, #X)) { \
362 opts_set(opts.warn, WARN_##X, opts_ini_bool(value)); \
367 /* Werror-individuals */
368 #define GMQCC_TYPE_WARNS
369 #define GMQCC_DEFINE_FLAG(X) \
370 if (!strcmp(section, "errors") && !strcmp(name, #X)) { \
371 opts_set(opts.werror, WARN_##X, opts_ini_bool(value)); \
377 #define GMQCC_TYPE_OPTIMIZATIONS
378 #define GMQCC_DEFINE_FLAG(X,Y) \
379 if (!strcmp(section, "optimizations") && !strcmp(name, #X)) { \
380 opts_set(opts.optimization, OPTIM_##X, opts_ini_bool(value)); \
385 /* nothing was found ever! */
387 if (strcmp(section, "includes") &&
388 strcmp(section, "flags") &&
389 strcmp(section, "warnings") &&
390 strcmp(section, "optimizations"))
392 static const char *invalid_section = "invalid_section `";
393 vec_append(error, strlen(invalid_section), invalid_section);
394 vec_append(error, strlen(section), section);
395 vec_push(error, '`');
396 } else if (strcmp(section, "includes")) {
397 static const char *invalid_variable = "invalid_variable `";
398 static const char *in_section = "` in section: `";
399 vec_append(error, strlen(invalid_variable), invalid_variable);
400 vec_append(error, strlen(name), name);
401 vec_append(error, strlen(in_section), in_section);
402 vec_append(error, strlen(section), section);
403 vec_push(error, '`');
405 static const char *expected_something = "expected something";
406 vec_append(error, strlen(expected_something), expected_something);
409 vec_push(error, '\0');
414 * Actual loading subsystem, this finds the ini or cfg file, and properly
415 * loads it and executes it to set compiler options.
417 void opts_ini_init(const char *file) {
419 * Possible matches are:
424 char *parse_file = NULL;
430 if (!(ini = fopen((file = "gmqcc.ini"), "r")))
432 if (!(ini = fopen((file = "gmqcc.cfg"), "r")))
434 } else if (!(ini = fopen(file, "r")))
437 con_out("found ini file `%s`\n", file);
439 parse_file = util_strdup(file);
440 if ((line = opts_ini_parse(ini, &opts_ini_load, &error, &parse_file)) != 0) {
441 /* there was a parse error with the ini file */
442 con_printmsg(LVL_ERROR, parse_file, line, 0 /*TODO: column for ini error*/, "error", error);