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
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_BOOL(OPTION_CORRECTION) = true;
63 OPTS_OPTION_STR(OPTION_PROGSRC) = "progs.src";
66 opts_set(opts.warn, WARN_UNUSED_VARIABLE, true);
67 opts_set(opts.warn, WARN_USED_UNINITIALIZED, true);
68 opts_set(opts.warn, WARN_UNKNOWN_CONTROL_SEQUENCE, true);
69 opts_set(opts.warn, WARN_EXTENSIONS, true);
70 opts_set(opts.warn, WARN_FIELD_REDECLARED, true);
71 opts_set(opts.warn, WARN_MISSING_RETURN_VALUES, true);
72 opts_set(opts.warn, WARN_INVALID_PARAMETER_COUNT, true);
73 opts_set(opts.warn, WARN_LOCAL_CONSTANTS, true);
74 opts_set(opts.warn, WARN_VOID_VARIABLES, true);
75 opts_set(opts.warn, WARN_IMPLICIT_FUNCTION_POINTER, true);
76 opts_set(opts.warn, WARN_VARIADIC_FUNCTION, true);
77 opts_set(opts.warn, WARN_FRAME_MACROS, true);
78 opts_set(opts.warn, WARN_EFFECTLESS_STATEMENT, true);
79 opts_set(opts.warn, WARN_END_SYS_FIELDS, true);
80 opts_set(opts.warn, WARN_ASSIGN_FUNCTION_TYPES, true);
81 opts_set(opts.warn, WARN_CPP, true);
82 opts_set(opts.warn, WARN_MULTIFILE_IF, true);
83 opts_set(opts.warn, WARN_DOUBLE_DECLARATION, true);
84 opts_set(opts.warn, WARN_CONST_VAR, true);
85 opts_set(opts.warn, WARN_MULTIBYTE_CHARACTER, true);
86 opts_set(opts.warn, WARN_UNKNOWN_PRAGMAS, true);
87 opts_set(opts.warn, WARN_UNREACHABLE_CODE, true);
88 opts_set(opts.warn, WARN_UNKNOWN_ATTRIBUTE, true);
89 opts_set(opts.warn, WARN_RESERVED_NAMES, true);
90 opts_set(opts.warn, WARN_UNINITIALIZED_CONSTANT, true);
91 opts_set(opts.warn, WARN_DEPRECATED, true);
92 opts_set(opts.warn, WARN_PARENTHESIS, true);
93 opts_set(opts.warn, WARN_CONST_OVERWRITE, true);
96 opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
97 opts_set(opts.flags, CORRECT_TERNARY, true);
98 opts_set(opts.flags, BAIL_ON_WERROR, true);
99 opts_set(opts.flags, LEGACY_VECTOR_MATHS, true);
100 opts_set(opts.flags, DARKPLACES_STRING_TABLE_BUG, true);
104 void opts_backup_non_Wall() {
106 for (i = 0; i <= WARN_DEBUG; ++i)
107 opts_set(opts.warn_backup, i, OPTS_WARN(i));
110 void opts_restore_non_Wall() {
112 for (i = 0; i <= WARN_DEBUG; ++i)
113 opts_set(opts.warn, i, OPTS_GENERIC(opts.warn_backup, i));
116 void opts_backup_non_Werror_all() {
118 for (i = 0; i <= WARN_DEBUG; ++i)
119 opts_set(opts.werror_backup, i, OPTS_WERROR(i));
122 void opts_restore_non_Werror_all() {
124 for (i = 0; i <= WARN_DEBUG; ++i)
125 opts_set(opts.werror, i, OPTS_GENERIC(opts.werror_backup, i));
128 void opts_init(const char *output, int standard, size_t arraysize) {
131 OPTS_OPTION_STR(OPTION_OUTPUT) = (char*)output;
132 OPTS_OPTION_U32(OPTION_STANDARD) = standard;
133 OPTS_OPTION_U32(OPTION_MAX_ARRAY_SIZE) = arraysize;
134 OPTS_OPTION_U16(OPTION_MEMDUMPCOLS) = 16;
137 static bool opts_setflag_all(const char *name, bool on, uint32_t *flags, const opts_flag_def_t *list, size_t listsize) {
140 for (i = 0; i < listsize; ++i) {
141 if (!strcmp(name, list[i].name)) {
142 longbit lb = list[i].bit;
145 flags[lb.idx] |= (1<<(lb.bit));
147 flags[lb.idx] &= ~(1<<(lb.bit));
154 bool opts_setflag (const char *name, bool on) {
155 return opts_setflag_all(name, on, opts.flags, opts_flag_list, COUNT_FLAGS);
157 bool opts_setwarn (const char *name, bool on) {
158 return opts_setflag_all(name, on, opts.warn, opts_warn_list, COUNT_WARNINGS);
160 bool opts_setwerror(const char *name, bool on) {
161 return opts_setflag_all(name, on, opts.werror, opts_warn_list, COUNT_WARNINGS);
163 bool opts_setoptim (const char *name, bool on) {
164 return opts_setflag_all(name, on, opts.optimization, opts_opt_list, COUNT_OPTIMIZATIONS);
167 void opts_set(uint32_t *flags, size_t idx, bool on) {
169 LONGBIT_SET(lb, idx);
172 flags[lb.idx] |= (1<<(lb.bit));
174 flags[lb.idx] &= ~(1<<(lb.bit));
177 void opts_setoptimlevel(unsigned int level) {
179 for (i = 0; i < COUNT_OPTIMIZATIONS; ++i)
180 opts_set(opts.optimization, i, level >= opts_opt_oflag[i]);
183 opts.optimizeoff = true;
187 * Standard configuration parser and subsystem. Yes, optionally you may
188 * create ini files or cfg (the driver accepts both) for a project opposed
189 * to supplying just a progs.src (since you also may need to supply command
190 * line arguments or set the options of the compiler) [which cannot be done
193 static char *opts_ini_rstrip(char *s) {
194 char *p = s + strlen(s);
195 while(p > s && util_isspace(*--p))
200 static char *opts_ini_lskip(const char *s) {
201 while (*s && util_isspace(*s))
206 static char *opts_ini_next(const char *s, char c) {
208 while (*s && *s != c && !(last && *s == ';'))
209 last = !!util_isspace(*s), s++;
214 static size_t opts_ini_parse (
216 char *(*loadhandle)(const char *, const char *, const char *),
223 char section_data[2048] = "";
224 char oldname_data[2048] = "";
226 /* parsing and reading variables */
232 while (fs_file_getline(&line, &linesize, filehandle) != EOF) {
237 (unsigned char)parse_beg[0] == 0xEF &&
238 (unsigned char)parse_beg[1] == 0xBB &&
239 (unsigned char)parse_beg[2] == 0xBF
242 parse_beg ++; /* 0xEF */
243 parse_beg ++; /* 0xBB */
244 parse_beg ++; /* 0xBF */
247 if (*(parse_beg = opts_ini_lskip(opts_ini_rstrip(parse_beg))) == ';' || *parse_beg == '#') {
248 /* ignore '#' is a perl extension */
249 } else if (*parse_beg == '[') {
251 if (*(parse_end = opts_ini_next(parse_beg + 1, ']')) == ']') {
252 * parse_end = '\0'; /* terminate bro */
253 util_strncpy(section_data, parse_beg + 1, sizeof(section_data));
254 section_data[sizeof(section_data) - 1] = '\0';
255 *oldname_data = '\0';
257 /* otherwise set error to the current line number */
260 } else if (*parse_beg && *parse_beg != ';') {
261 /* not a comment, must be a name value pair :) */
262 if (*(parse_end = opts_ini_next(parse_beg, '=')) != '=')
263 parse_end = opts_ini_next(parse_beg, ':');
265 if (*parse_end == '=' || *parse_end == ':') {
266 *parse_end = '\0'; /* terminate bro */
267 read_name = opts_ini_rstrip(parse_beg);
268 read_value = opts_ini_lskip(parse_end + 1);
269 if (*(parse_end = opts_ini_next(read_value, '\0')) == ';')
271 opts_ini_rstrip(read_value);
273 /* valid name value pair, lets call down to handler */
274 util_strncpy(oldname_data, read_name, sizeof(oldname_data));
275 oldname_data[sizeof(oldname_data) - 1] ='\0';
277 if ((*errorhandle = loadhandle(section_data, read_name, read_value)) && !error)
280 /* otherwise set error to the current line number */
291 * returns true/false for a char that contains ("true" or "false" or numeric 0/1)
293 static bool opts_ini_bool(const char *value) {
294 if (!strcmp(value, "true")) return true;
295 if (!strcmp(value, "false")) return false;
296 return !!strtol(value, NULL, 10);
299 static char *opts_ini_load(const char *section, const char *name, const char *value) {
304 * undef all of these because they may still be defined like in my
307 #undef GMQCC_TYPE_FLAGS
308 #undef GMQCC_TYPE_OPTIMIZATIONS
309 #undef GMQCC_TYPE_WARNS
312 #define GMQCC_TYPE_FLAGS
313 #define GMQCC_DEFINE_FLAG(X) \
314 if (!strcmp(section, "flags") && !strcmp(name, #X)) { \
315 opts_set(opts.flags, X, opts_ini_bool(value)); \
321 #define GMQCC_TYPE_WARNS
322 #define GMQCC_DEFINE_FLAG(X) \
323 if (!strcmp(section, "warnings") && !strcmp(name, #X)) { \
324 opts_set(opts.warn, WARN_##X, opts_ini_bool(value)); \
329 /* Werror-individuals */
330 #define GMQCC_TYPE_WARNS
331 #define GMQCC_DEFINE_FLAG(X) \
332 if (!strcmp(section, "errors") && !strcmp(name, #X)) { \
333 opts_set(opts.werror, WARN_##X, opts_ini_bool(value)); \
339 #define GMQCC_TYPE_OPTIMIZATIONS
340 #define GMQCC_DEFINE_FLAG(X,Y) \
341 if (!strcmp(section, "optimizations") && !strcmp(name, #X)) { \
342 opts_set(opts.optimization, OPTIM_##X, opts_ini_bool(value)); \
347 /* nothing was found ever! */
349 if (strcmp(section, "flags") &&
350 strcmp(section, "warnings") &&
351 strcmp(section, "optimizations"))
353 vec_append(error, 17, "invalid section `");
354 vec_append(error, strlen(section), section);
355 vec_push (error, '`');
356 vec_push (error, '\0');
358 vec_append(error, 18, "invalid variable `");
359 vec_append(error, strlen(name), name);
360 vec_push (error, '`');
361 vec_append(error, 14, " in section: `");
362 vec_append(error, strlen(section), section);
363 vec_push (error, '`');
364 vec_push (error, '\0');
371 * Actual loading subsystem, this finds the ini or cfg file, and properly
372 * loads it and executes it to set compiler options.
374 void opts_ini_init(const char *file) {
376 * Possible matches are:
386 if (!(ini = fs_file_open((file = "gmqcc.ini"), "r")))
388 if (!(ini = fs_file_open((file = "gmqcc.cfg"), "r")))
390 } else if (!(ini = fs_file_open(file, "r")))
393 con_out("found ini file `%s`\n", file);
395 if ((line = opts_ini_parse(ini, &opts_ini_load, &error)) != 0) {
396 /* there was a parse error with the ini file */
397 con_printmsg(LVL_ERROR, file, line, 0 /*TODO: column for ini error*/, "error", error);