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
25 unsigned int opts_optimizationcount[COUNT_OPTIMIZATIONS];
26 opts_cmd_t opts; /* command lien options */
28 static void opts_setdefault() {
29 memset(&opts, 0, sizeof(opts_cmd_t));
30 OPTS_OPTION_BOOL(OPTION_CORRECTION) = true;
33 opts_set(opts.warn, WARN_UNUSED_VARIABLE, true);
34 opts_set(opts.warn, WARN_USED_UNINITIALIZED, true);
35 opts_set(opts.warn, WARN_UNKNOWN_CONTROL_SEQUENCE, true);
36 opts_set(opts.warn, WARN_EXTENSIONS, true);
37 opts_set(opts.warn, WARN_FIELD_REDECLARED, true);
38 opts_set(opts.warn, WARN_MISSING_RETURN_VALUES, true);
39 opts_set(opts.warn, WARN_INVALID_PARAMETER_COUNT, true);
40 opts_set(opts.warn, WARN_LOCAL_CONSTANTS, true);
41 opts_set(opts.warn, WARN_VOID_VARIABLES, true);
42 opts_set(opts.warn, WARN_IMPLICIT_FUNCTION_POINTER, true);
43 opts_set(opts.warn, WARN_VARIADIC_FUNCTION, true);
44 opts_set(opts.warn, WARN_FRAME_MACROS, true);
45 opts_set(opts.warn, WARN_EFFECTLESS_STATEMENT, true);
46 opts_set(opts.warn, WARN_END_SYS_FIELDS, true);
47 opts_set(opts.warn, WARN_ASSIGN_FUNCTION_TYPES, true);
48 opts_set(opts.warn, WARN_CPP, true);
49 opts_set(opts.warn, WARN_MULTIFILE_IF, true);
50 opts_set(opts.warn, WARN_DOUBLE_DECLARATION, true);
51 opts_set(opts.warn, WARN_CONST_VAR, true);
52 opts_set(opts.warn, WARN_MULTIBYTE_CHARACTER, true);
53 opts_set(opts.warn, WARN_UNKNOWN_PRAGMAS, true);
54 opts_set(opts.warn, WARN_UNREACHABLE_CODE, true);
55 opts_set(opts.warn, WARN_UNKNOWN_ATTRIBUTE, true);
56 opts_set(opts.warn, WARN_RESERVED_NAMES, true);
57 opts_set(opts.warn, WARN_UNINITIALIZED_CONSTANT, true);
58 opts_set(opts.warn, WARN_DEPRECATED, true);
59 opts_set(opts.warn, WARN_PARENTHESIS, true);
62 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
63 opts_set(opts.flags, CORRECT_TERNARY, true);
64 opts_set(opts.flags, BAIL_ON_WERROR, true);
65 opts_set(opts.flags, LEGACY_VECTOR_MATHS, true);
66 opts_set(opts.flags, DARKPLACES_STRING_TABLE_BUG, true);
70 void opts_backup_non_Wall() {
72 for (i = 0; i <= WARN_DEBUG; ++i)
73 opts_set(opts.warn_backup, i, OPTS_WARN(i));
76 void opts_restore_non_Wall() {
78 for (i = 0; i <= WARN_DEBUG; ++i)
79 opts_set(opts.warn, i, OPTS_GENERIC(opts.warn_backup, i));
82 void opts_backup_non_Werror_all() {
84 for (i = 0; i <= WARN_DEBUG; ++i)
85 opts_set(opts.werror_backup, i, OPTS_WERROR(i));
88 void opts_restore_non_Werror_all() {
90 for (i = 0; i <= WARN_DEBUG; ++i)
91 opts_set(opts.werror, i, OPTS_GENERIC(opts.werror_backup, i));
94 void opts_init(const char *output, int standard, size_t arraysize) {
97 OPTS_OPTION_STR(OPTION_OUTPUT) = (char*)output;
98 OPTS_OPTION_U32(OPTION_STANDARD) = standard;
99 OPTS_OPTION_U32(OPTION_MAX_ARRAY_SIZE) = arraysize;
100 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = 16;
103 static bool opts_setflag_all(const char *name, bool on, uint32_t *flags, const opts_flag_def *list, size_t listsize) {
106 for (i = 0; i < listsize; ++i) {
107 if (!strcmp(name, list[i].name)) {
108 longbit lb = list[i].bit;
111 flags[lb.idx] |= (1<<(lb.bit));
113 flags[lb.idx] &= ~(1<<(lb.bit));
120 bool opts_setflag (const char *name, bool on) {
121 return opts_setflag_all(name, on, opts.flags, opts_flag_list, COUNT_FLAGS);
123 bool opts_setwarn (const char *name, bool on) {
124 return opts_setflag_all(name, on, opts.warn, opts_warn_list, COUNT_WARNINGS);
126 bool opts_setwerror(const char *name, bool on) {
127 return opts_setflag_all(name, on, opts.werror, opts_warn_list, COUNT_WARNINGS);
129 bool opts_setoptim (const char *name, bool on) {
130 return opts_setflag_all(name, on, opts.optimization, opts_opt_list, COUNT_OPTIMIZATIONS);
133 void opts_set(uint32_t *flags, size_t idx, bool on) {
135 LONGBIT_SET(lb, idx);
138 flags[lb.idx] |= (1<<(lb.bit));
140 flags[lb.idx] &= ~(1<<(lb.bit));
143 void opts_setoptimlevel(unsigned int level) {
145 for (i = 0; i < COUNT_OPTIMIZATIONS; ++i)
146 opts_set(opts.optimization, i, level >= opts_opt_oflag[i]);
149 opts.optimizeoff = true;
153 * Standard configuration parser and subsystem. Yes, optionally you may
154 * create ini files or cfg (the driver accepts both) for a project opposed
155 * to supplying just a progs.src (since you also may need to supply command
156 * line arguments or set the options of the compiler) [which cannot be done
159 static char *opts_ini_rstrip(char *s) {
160 char *p = s + strlen(s);
161 while(p > s && isspace(*--p))
166 static char *opts_ini_lskip(const char *s) {
167 while (*s && isspace(*s))
172 static char *opts_ini_next(const char *s, char c) {
174 while (*s && *s != c && !(last && *s == ';'))
175 last = !!isspace(*s), s++;
180 static size_t opts_ini_parse (
182 char *(*loadhandle)(const char *, const char *, const char *),
189 char section_data[2048] = "";
190 char oldname_data[2048] = "";
192 /* parsing and reading variables */
198 while (fs_file_getline(&line, &linesize, filehandle) != EOF) {
203 (unsigned char)parse_beg[0] == 0xEF &&
204 (unsigned char)parse_beg[1] == 0xBB &&
205 (unsigned char)parse_beg[2] == 0xBF
208 parse_beg ++; /* 0xEF */
209 parse_beg ++; /* 0xBB */
210 parse_beg ++; /* 0xBF */
213 if (*(parse_beg = opts_ini_lskip(opts_ini_rstrip(parse_beg))) == ';' || *parse_beg == '#') {
214 /* ignore '#' is a perl extension */
215 } else if (*parse_beg == '[') {
217 if (*(parse_end = opts_ini_next(parse_beg + 1, ']')) == ']') {
218 * parse_end = '\0'; /* terminate bro */
219 util_strncpy(section_data, parse_beg + 1, sizeof(section_data));
220 section_data[sizeof(section_data) - 1] = '\0';
221 *oldname_data = '\0';
223 /* otherwise set error to the current line number */
226 } else if (*parse_beg && *parse_beg != ';') {
227 /* not a comment, must be a name value pair :) */
228 if (*(parse_end = opts_ini_next(parse_beg, '=')) != '=')
229 parse_end = opts_ini_next(parse_beg, ':');
231 if (*parse_end == '=' || *parse_end == ':') {
232 *parse_end = '\0'; /* terminate bro */
233 read_name = opts_ini_rstrip(parse_beg);
234 read_value = opts_ini_lskip(parse_end + 1);
235 if (*(parse_end = opts_ini_next(read_value, '\0')) == ';')
237 opts_ini_rstrip(read_value);
239 /* valid name value pair, lets call down to handler */
240 util_strncpy(oldname_data, read_name, sizeof(oldname_data));
241 oldname_data[sizeof(oldname_data) - 1] ='\0';
243 if ((*errorhandle = loadhandle(section_data, read_name, read_value)) && !error)
246 /* otherwise set error to the current line number */
257 * returns true/false for a char that contains ("true" or "false" or numeric 0/1)
259 static bool opts_ini_bool(const char *value) {
260 if (!strcmp(value, "true")) return true;
261 if (!strcmp(value, "false")) return false;
262 return !!strtol(value, NULL, 10);
265 static char *opts_ini_load(const char *section, const char *name, const char *value) {
270 * undef all of these because they may still be defined like in my
273 #undef GMQCC_TYPE_FLAGS
274 #undef GMQCC_TYPE_OPTIMIZATIONS
275 #undef GMQCC_TYPE_WARNS
278 #define GMQCC_TYPE_FLAGS
279 #define GMQCC_DEFINE_FLAG(X) \
280 if (!strcmp(section, "flags") && !strcmp(name, #X)) { \
281 opts_set(opts.flags, X, opts_ini_bool(value)); \
287 #define GMQCC_TYPE_WARNS
288 #define GMQCC_DEFINE_FLAG(X) \
289 if (!strcmp(section, "warnings") && !strcmp(name, #X)) { \
290 opts_set(opts.warn, WARN_##X, opts_ini_bool(value)); \
295 /* Werror-individuals */
296 #define GMQCC_TYPE_WARNS
297 #define GMQCC_DEFINE_FLAG(X) \
298 if (!strcmp(section, "errors") && !strcmp(name, #X)) { \
299 opts_set(opts.werror, WARN_##X, opts_ini_bool(value)); \
305 #define GMQCC_TYPE_OPTIMIZATIONS
306 #define GMQCC_DEFINE_FLAG(X,Y) \
307 if (!strcmp(section, "optimizations") && !strcmp(name, #X)) { \
308 opts_set(opts.optimization, OPTIM_##X, opts_ini_bool(value)); \
313 /* nothing was found ever! */
315 if (strcmp(section, "flags") &&
316 strcmp(section, "warnings") &&
317 strcmp(section, "optimizations"))
319 vec_upload(error, "invalid section `", 17);
320 vec_upload(error, section, strlen(section));
321 vec_push (error, '`');
322 vec_push (error, '\0');
324 vec_upload(error, "invalid variable `", 18);
325 vec_upload(error, name, strlen(name));
326 vec_push (error, '`');
327 vec_upload(error, " in section: `", 14);
328 vec_upload(error, section, strlen(section));
329 vec_push (error, '`');
330 vec_push (error, '\0');
337 * Actual loading subsystem, this finds the ini or cfg file, and properly
338 * loads it and executes it to set compiler options.
340 void opts_ini_init(const char *file) {
342 * Possible matches are:
353 if (!(ini = fs_file_open((file = "gmqcc.ini"), "r")))
355 if (!(ini = fs_file_open((file = "gmqcc.cfg"), "r")))
357 } else if (!(ini = fs_file_open(file, "r")))
360 con_out("found ini file `%s`\n", file);
362 if ((line = opts_ini_parse(ini, &opts_ini_load, &error)) != 0) {
363 /* there was a parse error with the ini file */
364 con_printmsg(LVL_ERROR, file, line, "error", error);