1 | /* Command line option handling. |
2 | Copyright (C) 2002-2024 Free Software Foundation, Inc. |
3 | |
4 | This file is part of GCC. |
5 | |
6 | GCC is free software; you can redistribute it and/or modify it under |
7 | the terms of the GNU General Public License as published by the Free |
8 | Software Foundation; either version 3, or (at your option) any later |
9 | version. |
10 | |
11 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
14 | for more details. |
15 | |
16 | You should have received a copy of the GNU General Public License |
17 | along with GCC; see the file COPYING3. If not see |
18 | <http://www.gnu.org/licenses/>. */ |
19 | |
20 | #ifndef GCC_OPTS_H |
21 | #define GCC_OPTS_H |
22 | |
23 | #include "rich-location.h" |
24 | #include "obstack.h" |
25 | |
26 | /* Specifies how a switch's VAR_VALUE relates to its FLAG_VAR. */ |
27 | enum cl_var_type { |
28 | /* The switch is an integer value. */ |
29 | CLVC_INTEGER, |
30 | |
31 | /* The switch is enabled when FLAG_VAR == VAR_VALUE. */ |
32 | CLVC_EQUAL, |
33 | |
34 | /* The switch is enabled when VAR_VALUE is not set in FLAG_VAR. */ |
35 | CLVC_BIT_CLEAR, |
36 | |
37 | /* The switch is enabled when VAR_VALUE is set in FLAG_VAR. */ |
38 | CLVC_BIT_SET, |
39 | |
40 | /* The switch is enabled when FLAG_VAR is less than HOST_WIDE_INT_M1U. */ |
41 | CLVC_SIZE, |
42 | |
43 | /* The switch takes a string argument and FLAG_VAR points to that |
44 | argument. */ |
45 | CLVC_STRING, |
46 | |
47 | /* The switch takes an enumerated argument (VAR_ENUM says what |
48 | enumeration) and FLAG_VAR points to that argument. */ |
49 | CLVC_ENUM, |
50 | |
51 | /* The switch should be stored in the VEC pointed to by FLAG_VAR for |
52 | later processing. */ |
53 | CLVC_DEFER |
54 | }; |
55 | |
56 | /* Values for var_value member of CLVC_ENUM. */ |
57 | enum cl_enum_var_value { |
58 | /* Enum without EnumSet or EnumBitSet. */ |
59 | CLEV_NORMAL, |
60 | |
61 | /* EnumSet. */ |
62 | CLEV_SET, |
63 | |
64 | /* EnumBitSet. */ |
65 | CLEV_BITSET |
66 | }; |
67 | |
68 | struct cl_option |
69 | { |
70 | /* Text of the option, including initial '-'. */ |
71 | const char *opt_text; |
72 | /* Help text for --help, or NULL. */ |
73 | const char *help; |
74 | /* Error message for missing argument, or NULL. */ |
75 | const char *missing_argument_error; |
76 | /* Warning to give when this option is used, or NULL. */ |
77 | const char *warn_message; |
78 | /* Argument of alias target when positive option given, or NULL. */ |
79 | const char *alias_arg; |
80 | /* Argument of alias target when negative option given, or NULL. */ |
81 | const char *neg_alias_arg; |
82 | /* Alias target, or N_OPTS if not an alias. */ |
83 | unsigned short alias_target; |
84 | /* Previous option that is an initial substring of this one, or |
85 | N_OPTS if none. */ |
86 | unsigned short back_chain; |
87 | /* Option length, not including initial '-'. */ |
88 | unsigned char opt_len; |
89 | /* Next option in a sequence marked with Negative, or -1 if none. |
90 | For a single option with both a negative and a positve form |
91 | (such as -Wall and -Wno-all), NEG_IDX is equal to the option's |
92 | own index (i.e., cl_options[IDX].neg_idx == IDX holds). */ |
93 | int neg_index; |
94 | /* CL_* flags for this option. */ |
95 | unsigned int flags; |
96 | /* Disabled in this configuration. */ |
97 | BOOL_BITFIELD cl_disabled : 1; |
98 | /* Options marked with CL_SEPARATE take a number of separate |
99 | arguments (1 to 4) that is one more than the number in this |
100 | bit-field. */ |
101 | unsigned int cl_separate_nargs : 2; |
102 | /* Option is an alias when used with separate argument. */ |
103 | BOOL_BITFIELD cl_separate_alias : 1; |
104 | /* Alias to negative form of option. */ |
105 | BOOL_BITFIELD cl_negative_alias : 1; |
106 | /* Option takes no argument in the driver. */ |
107 | BOOL_BITFIELD cl_no_driver_arg : 1; |
108 | /* Reject this option in the driver. */ |
109 | BOOL_BITFIELD cl_reject_driver : 1; |
110 | /* Reject no- form. */ |
111 | BOOL_BITFIELD cl_reject_negative : 1; |
112 | /* Missing argument OK (joined). */ |
113 | BOOL_BITFIELD cl_missing_ok : 1; |
114 | /* Argument is an integer >=0. */ |
115 | BOOL_BITFIELD cl_uinteger : 1; |
116 | /* Argument is a HOST_WIDE_INT. */ |
117 | BOOL_BITFIELD cl_host_wide_int : 1; |
118 | /* Argument should be converted to lowercase. */ |
119 | BOOL_BITFIELD cl_tolower : 1; |
120 | /* Argument is an unsigned integer with an optional byte suffix. */ |
121 | BOOL_BITFIELD cl_byte_size: 1; |
122 | /* Offset of field for this option in struct gcc_options, or |
123 | (unsigned short) -1 if none. */ |
124 | unsigned short flag_var_offset; |
125 | /* Index in cl_enums of enum used for this option's arguments, for |
126 | CLVC_ENUM options. */ |
127 | unsigned short var_enum; |
128 | /* How this option's value is determined and sets a field. */ |
129 | enum cl_var_type var_type; |
130 | /* Value or bit-mask with which to set a field. */ |
131 | HOST_WIDE_INT var_value; |
132 | /* Range info minimum, or -1. */ |
133 | int range_min; |
134 | /* Range info maximum, or -1. */ |
135 | int range_max; |
136 | }; |
137 | |
138 | struct cl_var |
139 | { |
140 | /* Name of the variable. */ |
141 | const char *var_name; |
142 | /* Offset of field for this var in struct gcc_options. */ |
143 | unsigned short var_offset; |
144 | }; |
145 | |
146 | /* Records that the state of an option consists of SIZE bytes starting |
147 | at DATA. DATA might point to CH in some cases. */ |
148 | struct cl_option_state { |
149 | const void *data; |
150 | size_t size; |
151 | char ch; |
152 | }; |
153 | |
154 | extern const struct cl_option cl_options[]; |
155 | extern const unsigned int cl_options_count; |
156 | |
157 | extern const char * |
158 | get_opt_url_suffix (int option_index, unsigned lang_mask); |
159 | |
160 | #ifdef ENABLE_PLUGIN |
161 | extern const struct cl_var cl_vars[]; |
162 | #endif |
163 | extern const char *const lang_names[]; |
164 | extern const unsigned int cl_lang_count; |
165 | |
166 | #define CL_PARAMS (1U << 16) /* Fake entry. Used to display --param info with --help. */ |
167 | #define CL_WARNING (1U << 17) /* Enables an (optional) warning message. */ |
168 | #define CL_OPTIMIZATION (1U << 18) /* Enables an (optional) optimization. */ |
169 | #define CL_DRIVER (1U << 19) /* Driver option. */ |
170 | #define CL_TARGET (1U << 20) /* Target-specific option. */ |
171 | #define CL_COMMON (1U << 21) /* Language-independent. */ |
172 | |
173 | #define CL_MIN_OPTION_CLASS CL_PARAMS |
174 | #define CL_MAX_OPTION_CLASS CL_COMMON |
175 | |
176 | /* From here on the bits describe attributes of the options. |
177 | Before this point the bits have described the class of the option. |
178 | This distinction is important because --help will not list options |
179 | which only have these higher bits set. */ |
180 | |
181 | #define CL_JOINED (1U << 22) /* If takes joined argument. */ |
182 | #define CL_SEPARATE (1U << 23) /* If takes a separate argument. */ |
183 | #define CL_UNDOCUMENTED (1U << 24) /* Do not output with --help. */ |
184 | #define CL_NO_DWARF_RECORD (1U << 25) /* Do not add to producer string. */ |
185 | #define CL_PCH_IGNORE (1U << 26) /* Do compare state for pch. */ |
186 | |
187 | /* Flags for an enumerated option argument. */ |
188 | #define CL_ENUM_CANONICAL (1 << 0) /* Canonical for this value. */ |
189 | #define CL_ENUM_DRIVER_ONLY (1 << 1) /* Only accepted in the driver. */ |
190 | #define CL_ENUM_SET_SHIFT 2 /* Shift for enum set. */ |
191 | |
192 | /* Structure describing an enumerated option argument. */ |
193 | |
194 | struct cl_enum_arg |
195 | { |
196 | /* The argument text, or NULL at the end of the array. */ |
197 | const char *arg; |
198 | |
199 | /* The corresponding integer value. */ |
200 | int value; |
201 | |
202 | /* Flags associated with this argument. */ |
203 | unsigned int flags; |
204 | }; |
205 | |
206 | /* Structure describing an enumerated set of option arguments. */ |
207 | |
208 | struct cl_enum |
209 | { |
210 | /* Help text, or NULL if the values should not be listed in --help |
211 | output. */ |
212 | const char *help; |
213 | |
214 | /* Error message for unknown arguments, or NULL to use a generic |
215 | error. */ |
216 | const char *unknown_error; |
217 | |
218 | /* Array of possible values. */ |
219 | const struct cl_enum_arg *values; |
220 | |
221 | /* The size of the type used to store a value. */ |
222 | size_t var_size; |
223 | |
224 | /* Function to set a variable of this type. */ |
225 | void (*set) (void *var, int value); |
226 | |
227 | /* Function to get the value of a variable of this type. */ |
228 | int (*get) (const void *var); |
229 | }; |
230 | |
231 | extern const struct cl_enum cl_enums[]; |
232 | extern const unsigned int cl_enums_count; |
233 | |
234 | /* Possible ways in which a command-line option may be erroneous. |
235 | These do not include not being known at all; an option index of |
236 | OPT_SPECIAL_unknown is used for that. */ |
237 | |
238 | #define CL_ERR_DISABLED (1 << 0) /* Disabled in this configuration. */ |
239 | #define CL_ERR_MISSING_ARG (1 << 1) /* Argument required but missing. */ |
240 | #define CL_ERR_WRONG_LANG (1 << 2) /* Option for wrong language. */ |
241 | #define CL_ERR_UINT_ARG (1 << 3) /* Bad unsigned integer argument. */ |
242 | #define CL_ERR_INT_RANGE_ARG (1 << 4) /* Bad unsigned integer argument. */ |
243 | #define CL_ERR_ENUM_ARG (1 << 5) /* Bad enumerated argument. */ |
244 | #define CL_ERR_NEGATIVE (1 << 6) /* Negative form of option |
245 | not permitted (together |
246 | with OPT_SPECIAL_unknown). */ |
247 | #define CL_ERR_ENUM_SET_ARG (1 << 7) /* Bad argument of enumerated set. */ |
248 | |
249 | /* Structure describing the result of decoding an option. */ |
250 | |
251 | struct cl_decoded_option |
252 | { |
253 | /* The index of this option, or an OPT_SPECIAL_* value for |
254 | non-options and unknown options. */ |
255 | size_t opt_index; |
256 | |
257 | /* Any warning to give for use of this option, or NULL if none. */ |
258 | const char *warn_message; |
259 | |
260 | /* The string argument, or NULL if none. For OPT_SPECIAL_* cases, |
261 | the option or non-option command-line argument. */ |
262 | const char *arg; |
263 | |
264 | /* The original text of option plus arguments, with separate argv |
265 | elements concatenated into one string with spaces separating |
266 | them. This is for such uses as diagnostics and |
267 | -frecord-gcc-switches. */ |
268 | const char *orig_option_with_args_text; |
269 | |
270 | /* The canonical form of the option and its argument, for when it is |
271 | necessary to reconstruct argv elements (in particular, for |
272 | processing specs and passing options to subprocesses from the |
273 | driver). */ |
274 | const char *canonical_option[4]; |
275 | |
276 | /* The number of elements in the canonical form of the option and |
277 | arguments; always at least 1. */ |
278 | size_t canonical_option_num_elements; |
279 | |
280 | /* For a boolean option, 1 for the true case and 0 for the "no-" |
281 | case. For an unsigned integer option, the value of the |
282 | argument. For enum the value of the enumerator corresponding |
283 | to argument string. 1 in all other cases. */ |
284 | HOST_WIDE_INT value; |
285 | |
286 | /* For EnumSet the value mask. Variable should be changed to |
287 | value | (prev_value & ~mask). */ |
288 | HOST_WIDE_INT mask; |
289 | |
290 | /* Any flags describing errors detected in this option. */ |
291 | int errors; |
292 | }; |
293 | |
294 | /* Structure describing an option deferred for handling after the main |
295 | option handlers. */ |
296 | |
297 | struct cl_deferred_option |
298 | { |
299 | /* Elements from struct cl_decoded_option used for deferred |
300 | options. */ |
301 | size_t opt_index; |
302 | const char *arg; |
303 | int value; |
304 | }; |
305 | |
306 | /* Structure describing a single option-handling callback. */ |
307 | |
308 | struct cl_option_handler_func |
309 | { |
310 | /* The function called to handle the option. */ |
311 | bool (*handler) (struct gcc_options *opts, |
312 | struct gcc_options *opts_set, |
313 | const struct cl_decoded_option *decoded, |
314 | unsigned int lang_mask, int kind, location_t loc, |
315 | const struct cl_option_handlers *handlers, |
316 | diagnostic_context *dc, |
317 | void (*target_option_override_hook) (void)); |
318 | |
319 | /* The mask that must have some bit in common with the flags for the |
320 | option for this particular handler to be used. */ |
321 | unsigned int mask; |
322 | }; |
323 | |
324 | /* Structure describing the callbacks used in handling options. */ |
325 | |
326 | struct cl_option_handlers |
327 | { |
328 | /* Callback for an unknown option to determine whether to give an |
329 | error for it, and possibly store information to diagnose the |
330 | option at a later point. Return true if an error should be |
331 | given, false otherwise. */ |
332 | bool (*unknown_option_callback) (const struct cl_decoded_option *decoded); |
333 | |
334 | /* Callback to handle, and possibly diagnose, an option for another |
335 | language. */ |
336 | void (*wrong_lang_callback) (const struct cl_decoded_option *decoded, |
337 | unsigned int lang_mask); |
338 | |
339 | /* Target option override hook. */ |
340 | void (*target_option_override_hook) (void); |
341 | |
342 | /* The number of individual handlers. */ |
343 | size_t num_handlers; |
344 | |
345 | /* The handlers themselves. */ |
346 | struct cl_option_handler_func handlers[3]; |
347 | }; |
348 | |
349 | /* Hold command-line options associated with stack limitation. */ |
350 | extern const char *opt_fstack_limit_symbol_arg; |
351 | extern int opt_fstack_limit_register_no; |
352 | extern bool flag_stack_protector_set_by_fhardened_p; |
353 | |
354 | /* Input file names. */ |
355 | |
356 | extern const char **in_fnames; |
357 | |
358 | /* The count of input filenames. */ |
359 | |
360 | extern unsigned num_in_fnames; |
361 | |
362 | extern char *opts_concat (const char *first, ...); |
363 | |
364 | /* Obstack for option strings. */ |
365 | |
366 | extern struct obstack opts_obstack; |
367 | |
368 | size_t find_opt (const char *input, unsigned int lang_mask); |
369 | extern HOST_WIDE_INT integral_argument (const char *arg, int * = NULL, bool = false); |
370 | extern bool enum_value_to_arg (const struct cl_enum_arg *enum_args, |
371 | const char **argp, int value, |
372 | unsigned int lang_mask); |
373 | extern void decode_cmdline_options_to_array (unsigned int argc, |
374 | const char **argv, |
375 | unsigned int lang_mask, |
376 | struct cl_decoded_option **decoded_options, |
377 | unsigned int *decoded_options_count); |
378 | extern void init_options_once (void); |
379 | extern void init_options_struct (struct gcc_options *opts, |
380 | struct gcc_options *opts_set); |
381 | extern void init_opts_obstack (void); |
382 | extern void decode_cmdline_options_to_array_default_mask (unsigned int argc, |
383 | const char **argv, |
384 | struct cl_decoded_option **decoded_options, |
385 | unsigned int *decoded_options_count); |
386 | extern void set_default_handlers (struct cl_option_handlers *handlers, |
387 | void (*target_option_override_hook) (void)); |
388 | extern void decode_options (struct gcc_options *opts, |
389 | struct gcc_options *opts_set, |
390 | struct cl_decoded_option *decoded_options, |
391 | unsigned int decoded_options_count, |
392 | location_t loc, |
393 | diagnostic_context *dc, |
394 | void (*target_option_override_hook) (void)); |
395 | extern int option_enabled (int opt_idx, unsigned lang_mask, void *opts); |
396 | |
397 | extern bool get_option_state (struct gcc_options *, int, |
398 | struct cl_option_state *); |
399 | extern void set_option (struct gcc_options *opts, |
400 | struct gcc_options *opts_set, |
401 | int opt_index, HOST_WIDE_INT value, const char *arg, |
402 | int kind, location_t loc, diagnostic_context *dc, |
403 | HOST_WIDE_INT = 0); |
404 | extern void *option_flag_var (int opt_index, struct gcc_options *opts); |
405 | bool handle_generated_option (struct gcc_options *opts, |
406 | struct gcc_options *opts_set, |
407 | size_t opt_index, const char *arg, |
408 | HOST_WIDE_INT value, |
409 | unsigned int lang_mask, int kind, location_t loc, |
410 | const struct cl_option_handlers *handlers, |
411 | bool generated_p, diagnostic_context *dc); |
412 | void generate_option (size_t opt_index, const char *arg, HOST_WIDE_INT value, |
413 | unsigned int lang_mask, |
414 | struct cl_decoded_option *decoded); |
415 | void generate_option_input_file (const char *file, |
416 | struct cl_decoded_option *decoded); |
417 | extern void read_cmdline_option (struct gcc_options *opts, |
418 | struct gcc_options *opts_set, |
419 | struct cl_decoded_option *decoded, |
420 | location_t loc, |
421 | unsigned int lang_mask, |
422 | const struct cl_option_handlers *handlers, |
423 | diagnostic_context *dc); |
424 | extern void control_warning_option (unsigned int opt_index, int kind, |
425 | const char *arg, bool imply, location_t loc, |
426 | unsigned int lang_mask, |
427 | const struct cl_option_handlers *handlers, |
428 | struct gcc_options *opts, |
429 | struct gcc_options *opts_set, |
430 | diagnostic_context *dc); |
431 | extern char *write_langs (unsigned int mask); |
432 | extern void print_ignored_options (void); |
433 | extern void handle_common_deferred_options (void); |
434 | extern void handle_deferred_dump_options (void); |
435 | unsigned int parse_sanitizer_options (const char *, location_t, int, |
436 | unsigned int, int, bool); |
437 | |
438 | unsigned int parse_no_sanitize_attribute (char *value); |
439 | extern bool common_handle_option (struct gcc_options *opts, |
440 | struct gcc_options *opts_set, |
441 | const struct cl_decoded_option *decoded, |
442 | unsigned int lang_mask, int kind, |
443 | location_t loc, |
444 | const struct cl_option_handlers *handlers, |
445 | diagnostic_context *dc, |
446 | void (*target_option_override_hook) (void)); |
447 | extern bool target_handle_option (struct gcc_options *opts, |
448 | struct gcc_options *opts_set, |
449 | const struct cl_decoded_option *decoded, |
450 | unsigned int lang_mask, int kind, |
451 | location_t loc, |
452 | const struct cl_option_handlers *handlers, |
453 | diagnostic_context *dc, |
454 | void (*target_option_override_hook) (void)); |
455 | extern void finish_options (struct gcc_options *opts, |
456 | struct gcc_options *opts_set, |
457 | location_t loc); |
458 | extern void diagnose_options (gcc_options *opts, gcc_options *opts_set, |
459 | location_t loc); |
460 | extern void print_help (struct gcc_options *opts, unsigned int lang_mask, const |
461 | char *help_option_argument); |
462 | extern void default_options_optimization (struct gcc_options *opts, |
463 | struct gcc_options *opts_set, |
464 | struct cl_decoded_option *decoded_options, |
465 | unsigned int decoded_options_count, |
466 | location_t loc, |
467 | unsigned int lang_mask, |
468 | const struct cl_option_handlers *handlers, |
469 | diagnostic_context *dc); |
470 | extern void set_struct_debug_option (struct gcc_options *opts, |
471 | location_t loc, |
472 | const char *value); |
473 | extern bool opt_enum_arg_to_value (size_t opt_index, const char *arg, |
474 | int *value, |
475 | unsigned int lang_mask); |
476 | |
477 | extern const struct sanitizer_opts_s |
478 | { |
479 | const char *const name; |
480 | unsigned int flag; |
481 | size_t len; |
482 | bool can_recover; |
483 | bool can_trap; |
484 | } sanitizer_opts[]; |
485 | |
486 | extern const struct zero_call_used_regs_opts_s |
487 | { |
488 | const char *const name; |
489 | unsigned int flag; |
490 | } zero_call_used_regs_opts[]; |
491 | |
492 | extern vec<const char *> help_option_arguments; |
493 | |
494 | extern const char *get_option_prefix_remapping (const char *p, size_t sz, |
495 | const char **out_new_prefix); |
496 | |
497 | extern void add_misspelling_candidates (auto_vec<char *> *candidates, |
498 | const struct cl_option *option, |
499 | const char *base_option); |
500 | extern const char *candidates_list_and_hint (const char *arg, char *&str, |
501 | const auto_vec <const char *> & |
502 | candidates); |
503 | |
504 | |
505 | extern bool parse_and_check_align_values (const char *flag, |
506 | const char *name, |
507 | auto_vec<unsigned> &result_values, |
508 | bool report_error, |
509 | location_t loc); |
510 | |
511 | extern void parse_and_check_patch_area (const char *arg, bool report_error, |
512 | HOST_WIDE_INT *patch_area_size, |
513 | HOST_WIDE_INT *patch_area_start); |
514 | |
515 | extern void parse_options_from_collect_gcc_options (const char *, obstack *, |
516 | int *); |
517 | |
518 | extern void prepend_xassembler_to_collect_as_options (const char *, obstack *); |
519 | |
520 | extern char *gen_command_line_string (cl_decoded_option *options, |
521 | unsigned int options_count); |
522 | extern char *gen_producer_string (const char *language_string, |
523 | cl_decoded_option *options, |
524 | unsigned int options_count); |
525 | |
526 | /* Set OPTION in OPTS to VALUE if the option is not set in OPTS_SET. */ |
527 | |
528 | #define SET_OPTION_IF_UNSET(OPTS, OPTS_SET, OPTION, VALUE) \ |
529 | do \ |
530 | { \ |
531 | if (!(OPTS_SET)->x_ ## OPTION) \ |
532 | (OPTS)->x_ ## OPTION = VALUE; \ |
533 | } \ |
534 | while (false) |
535 | |
536 | /* Return true if OPTION is set by user in global options. */ |
537 | |
538 | #define OPTION_SET_P(OPTION) global_options_set.x_ ## OPTION |
539 | |
540 | /* Find all the switches given to us |
541 | and make a vector describing them. |
542 | The elements of the vector are strings, one per switch given. |
543 | If a switch uses following arguments, then the `part1' field |
544 | is the switch itself and the `args' field |
545 | is a null-terminated vector containing the following arguments. |
546 | Bits in the `live_cond' field are: |
547 | SWITCH_LIVE to indicate this switch is true in a conditional spec. |
548 | SWITCH_FALSE to indicate this switch is overridden by a later switch. |
549 | SWITCH_IGNORE to indicate this switch should be ignored (used in %<S). |
550 | SWITCH_IGNORE_PERMANENTLY to indicate this switch should be ignored. |
551 | SWITCH_KEEP_FOR_GCC to indicate that this switch, otherwise ignored, |
552 | should be included in COLLECT_GCC_OPTIONS. |
553 | in all do_spec calls afterwards. Used for %<S from self specs. |
554 | The `known' field describes whether this is an internal switch. |
555 | The `validated' field describes whether any spec has looked at this switch; |
556 | if it remains false at the end of the run, the switch must be meaningless. |
557 | The `ordering' field is used to temporarily mark switches that have to be |
558 | kept in a specific order. */ |
559 | |
560 | #define SWITCH_LIVE (1 << 0) |
561 | #define SWITCH_FALSE (1 << 1) |
562 | #define SWITCH_IGNORE (1 << 2) |
563 | #define SWITCH_IGNORE_PERMANENTLY (1 << 3) |
564 | #define SWITCH_KEEP_FOR_GCC (1 << 4) |
565 | |
566 | struct switchstr |
567 | { |
568 | const char *part1; |
569 | const char **args; |
570 | unsigned int live_cond; |
571 | bool known; |
572 | bool validated; |
573 | bool ordering; |
574 | }; |
575 | |
576 | extern label_text |
577 | get_option_url_suffix (int option_index, unsigned lang_mask); |
578 | |
579 | #endif |
580 | |