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
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
30 const unsigned int opts_opt_oflag[COUNT_OPTIMIZATIONS+1] = {
31 # define GMQCC_TYPE_OPTIMIZATIONS
32 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) MIN_O,
37 const opts_flag_def_t opts_opt_list[COUNT_OPTIMIZATIONS+1] = {
38 # define GMQCC_TYPE_OPTIMIZATIONS
39 # define GMQCC_DEFINE_FLAG(NAME, MIN_O) { #NAME, LONGBIT(OPTIM_##NAME) },
44 const opts_flag_def_t opts_warn_list[COUNT_WARNINGS+1] = {
45 # define GMQCC_TYPE_WARNS
46 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(WARN_##X) },
51 const opts_flag_def_t opts_flag_list[COUNT_FLAGS+1] = {
52 # define GMQCC_TYPE_FLAGS
53 # define GMQCC_DEFINE_FLAG(X) { #X, LONGBIT(X) },
58 unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
59 opts_cmd_t opts; /* command line options */
61 static void opts_setdefault(void) {
62 memset(&opts, 0, sizeof(opts_cmd_t));
63 OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
64 OPTS_OPTION_STR(OPTION_PROGSRC) = "progs.src";
67 opts_set(opts.warn, WARN_UNUSED_VARIABLE, true);
68 opts_set(opts.warn, WARN_USED_UNINITIALIZED, true);
69 opts_set(opts.warn, WARN_UNKNOWN_CONTROL_SEQUENCE, true);
70 opts_set(opts.warn, WARN_EXTENSIONS, true);
71 opts_set(opts.warn, WARN_FIELD_REDECLARED, true);
72 opts_set(opts.warn, WARN_MISSING_RETURN_VALUES, true);
73 opts_set(opts.warn, WARN_INVALID_PARAMETER_COUNT, true);
74 opts_set(opts.warn, WARN_LOCAL_CONSTANTS, true);
75 opts_set(opts.warn, WARN_VOID_VARIABLES, true);
76 opts_set(opts.warn, WARN_IMPLICIT_FUNCTION_POINTER, true);
77 opts_set(opts.warn, WARN_VARIADIC_FUNCTION, true);
78 opts_set(opts.warn, WARN_FRAME_MACROS, true);
79 opts_set(opts.warn, WARN_EFFECTLESS_STATEMENT, true);
80 opts_set(opts.warn, WARN_END_SYS_FIELDS, true);
81 opts_set(opts.warn, WARN_ASSIGN_FUNCTION_TYPES, true);
82 opts_set(opts.warn, WARN_CPP, true);
83 opts_set(opts.warn, WARN_MULTIFILE_IF, true);
84 opts_set(opts.warn, WARN_DOUBLE_DECLARATION, true);
85 opts_set(opts.warn, WARN_CONST_VAR, true);
86 opts_set(opts.warn, WARN_MULTIBYTE_CHARACTER, true);
87 opts_set(opts.warn, WARN_UNKNOWN_PRAGMAS, true);
88 opts_set(opts.warn, WARN_UNREACHABLE_CODE, true);
89 opts_set(opts.warn, WARN_UNKNOWN_ATTRIBUTE, true);
90 opts_set(opts.warn, WARN_RESERVED_NAMES, true);
91 opts_set(opts.warn, WARN_UNINITIALIZED_CONSTANT, true);
92 opts_set(opts.warn, WARN_DEPRECATED, true);
93 opts_set(opts.warn, WARN_PARENTHESIS, true);
94 opts_set(opts.warn, WARN_CONST_OVERWRITE, true);
95 opts_set(opts.warn, WARN_DIRECTIVE_INMACRO, 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);
106 void opts_backup_non_Wall() {
108 for (i = 0; i <= WARN_DEBUG; ++i)
109 opts_set(opts.warn_backup, i, OPTS_WARN(i));
112 void opts_restore_non_Wall() {
114 for (i = 0; i <= WARN_DEBUG; ++i)
115 opts_set(opts.warn, i, OPTS_GENERIC(opts.warn_backup, i));
118 void opts_backup_non_Werror_all() {
120 for (i = 0; i <= WARN_DEBUG; ++i)
121 opts_set(opts.werror_backup, i, OPTS_WERROR(i));
124 void opts_restore_non_Werror_all() {
126 for (i = 0; i <= WARN_DEBUG; ++i)
127 opts_set(opts.werror, i, OPTS_GENERIC(opts.werror_backup, i));
130 void opts_init(const char *output, int standard, size_t arraysize) {
133 OPTS_OPTION_STR(OPTION_OUTPUT) = (char*)output;
134 OPTS_OPTION_U32(OPTION_STANDARD) = standard;
135 OPTS_OPTION_U32(OPTION_MAX_ARRAY_SIZE) = arraysize;
136 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = 16;
139 static bool opts_setflag_all(const char *name, bool on, uint32_t *flags, const opts_flag_def_t *list, size_t listsize) {
142 for (i = 0; i < listsize; ++i) {
143 if (!strcmp(name, list[i].name)) {
144 longbit lb = list[i].bit;
147 flags[lb.idx] |= (1<<(lb.bit));
149 flags[lb.idx] &= ~(1<<(lb.bit));
156 bool opts_setflag (const char *name, bool on) {
157 return opts_setflag_all(name, on, opts.flags, opts_flag_list, COUNT_FLAGS);
159 bool opts_setwarn (const char *name, bool on) {
160 return opts_setflag_all(name, on, opts.warn, opts_warn_list, COUNT_WARNINGS);
162 bool opts_setwerror(const char *name, bool on) {
163 return opts_setflag_all(name, on, opts.werror, opts_warn_list, COUNT_WARNINGS);
165 bool opts_setoptim (const char *name, bool on) {
166 return opts_setflag_all(name, on, opts.optimization, opts_opt_list, COUNT_OPTIMIZATIONS);
169 void opts_set(uint32_t *flags, size_t idx, bool on) {
171 LONGBIT_SET(lb, idx);
174 flags[lb.idx] |= (1<<(lb.bit));
176 flags[lb.idx] &= ~(1<<(lb.bit));
179 void opts_setoptimlevel(unsigned int level) {
181 for (i = 0; i < COUNT_OPTIMIZATIONS; ++i)
182 opts_set(opts.optimization, i, level >= opts_opt_oflag[i]);
185 opts.optimizeoff = true;
189 * Standard configuration parser and subsystem. Yes, optionally you may
190 * create ini files or cfg (the driver accepts both) for a project opposed
191 * to supplying just a progs.src (since you also may need to supply command
192 * line arguments or set the options of the compiler) [which cannot be done
195 static char *opts_ini_rstrip(char *s) {
196 char *p = s + strlen(s);
197 while(p > s && util_isspace(*--p))
202 static char *opts_ini_lskip(const char *s) {
203 while (*s && util_isspace(*s))
208 static char *opts_ini_next(const char *s, char c) {
210 while (*s && *s != c && !(last && *s == ';'))
211 last = !!util_isspace(*s), s++;
216 static size_t opts_ini_parse (
217 fs_file_t *filehandle,
218 char *(*loadhandle)(const char *, const char *, const char *),
225 char section_data[2048] = "";
226 char oldname_data[2048] = "";
228 /* parsing and reading variables */
234 while (fs_file_getline(&line, &linesize, filehandle) != EOF) {
239 (unsigned char)parse_beg[0] == 0xEF &&
240 (unsigned char)parse_beg[1] == 0xBB &&
241 (unsigned char)parse_beg[2] == 0xBF
244 parse_beg ++; /* 0xEF */
245 parse_beg ++; /* 0xBB */
246 parse_beg ++; /* 0xBF */
249 if (*(parse_beg = opts_ini_lskip(opts_ini_rstrip(parse_beg))) == ';' || *parse_beg == '#') {
250 /* ignore '#' is a perl extension */
251 } else if (*parse_beg == '[') {
253 if (*(parse_end = opts_ini_next(parse_beg + 1, ']')) == ']') {
254 * parse_end = '\0'; /* terminate bro */
255 platform_strncpy(section_data, parse_beg + 1, sizeof(section_data));
256 section_data[sizeof(section_data) - 1] = '\0';
257 *oldname_data = '\0';
259 /* otherwise set error to the current line number */
262 } else if (*parse_beg && *parse_beg != ';') {
263 /* not a comment, must be a name value pair :) */
264 if (*(parse_end = opts_ini_next(parse_beg, '=')) != '=')
265 parse_end = opts_ini_next(parse_beg, ':');
267 if (*parse_end == '=' || *parse_end == ':') {
268 *parse_end = '\0'; /* terminate bro */
269 read_name = opts_ini_rstrip(parse_beg);
270 read_value = opts_ini_lskip(parse_end + 1);
271 if (*(parse_end = opts_ini_next(read_value, '\0')) == ';')
273 opts_ini_rstrip(read_value);
275 /* valid name value pair, lets call down to handler */
276 platform_strncpy(oldname_data, read_name, sizeof(oldname_data));
277 oldname_data[sizeof(oldname_data) - 1] ='\0';
279 if ((*errorhandle = loadhandle(section_data, read_name, read_value)) && !error)
282 /* otherwise set error to the current line number */
293 * returns true/false for a char that contains ("true" or "false" or numeric 0/1)
295 static bool opts_ini_bool(const char *value) {
296 if (!strcmp(value, "true")) return true;
297 if (!strcmp(value, "false")) return false;
298 return !!strtol(value, NULL, 10);
301 static char *opts_ini_load(const char *section, const char *name, const char *value) {
306 * undef all of these because they may still be defined like in my
309 #undef GMQCC_TYPE_FLAGS
310 #undef GMQCC_TYPE_OPTIMIZATIONS
311 #undef GMQCC_TYPE_WARNS
314 #define GMQCC_TYPE_FLAGS
315 #define GMQCC_DEFINE_FLAG(X) \
316 if (!strcmp(section, "flags") && !strcmp(name, #X)) { \
317 opts_set(opts.flags, X, opts_ini_bool(value)); \
323 #define GMQCC_TYPE_WARNS
324 #define GMQCC_DEFINE_FLAG(X) \
325 if (!strcmp(section, "warnings") && !strcmp(name, #X)) { \
326 opts_set(opts.warn, WARN_##X, opts_ini_bool(value)); \
331 /* Werror-individuals */
332 #define GMQCC_TYPE_WARNS
333 #define GMQCC_DEFINE_FLAG(X) \
334 if (!strcmp(section, "errors") && !strcmp(name, #X)) { \
335 opts_set(opts.werror, WARN_##X, opts_ini_bool(value)); \
341 #define GMQCC_TYPE_OPTIMIZATIONS
342 #define GMQCC_DEFINE_FLAG(X,Y) \
343 if (!strcmp(section, "optimizations") && !strcmp(name, #X)) { \
344 opts_set(opts.optimization, OPTIM_##X, opts_ini_bool(value)); \
349 /* nothing was found ever! */
351 if (strcmp(section, "flags") &&
352 strcmp(section, "warnings") &&
353 strcmp(section, "optimizations"))
355 vec_append(error, 17, "invalid section `");
356 vec_append(error, strlen(section), section);
357 vec_push (error, '`');
358 vec_push (error, '\0');
360 vec_append(error, 18, "invalid variable `");
361 vec_append(error, strlen(name), name);
362 vec_push (error, '`');
363 vec_append(error, 14, " in section: `");
364 vec_append(error, strlen(section), section);
365 vec_push (error, '`');
366 vec_push (error, '\0');
373 * Actual loading subsystem, this finds the ini or cfg file, and properly
374 * loads it and executes it to set compiler options.
376 void opts_ini_init(const char *file) {
378 * Possible matches are:
388 if (!(ini = fs_file_open((file = "gmqcc.ini"), "r")))
390 if (!(ini = fs_file_open((file = "gmqcc.cfg"), "r")))
392 } else if (!(ini = fs_file_open(file, "r")))
395 con_out("found ini file `%s`\n", file);
397 if ((line = opts_ini_parse(ini, &opts_ini_load, &error)) != 0) {
398 /* there was a parse error with the ini file */
399 con_printmsg(LVL_ERROR, file, line, 0 /*TODO: column for ini error*/, "error", error);