Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | %{ |
2 | /* | |
3 | * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> | |
4 | * Released under the terms of the GNU GPL v2.0. | |
5 | */ | |
6 | ||
7 | #include <ctype.h> | |
8 | #include <stdarg.h> | |
9 | #include <stdio.h> | |
10 | #include <stdlib.h> | |
11 | #include <string.h> | |
12 | #include <stdbool.h> | |
13 | ||
7a88488b RZ |
14 | #include "lkc.h" |
15 | ||
1da177e4 LT |
16 | #define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt) |
17 | ||
18 | #define PRINTD 0x0001 | |
19 | #define DEBUG_PARSE 0x0002 | |
20 | ||
21 | int cdebug = PRINTD; | |
22 | ||
765f4cde MY |
23 | int yylex(void); |
24 | static void yyerror(const char *err); | |
1da177e4 | 25 | static void zconfprint(const char *err, ...); |
a02f0570 | 26 | static void zconf_error(const char *err, ...); |
61f956f5 | 27 | static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken); |
1da177e4 | 28 | |
e66f25d7 | 29 | struct symbol *symbol_hash[SYMBOL_HASHSIZE]; |
1da177e4 LT |
30 | |
31 | static struct menu *current_menu, *current_entry; | |
32 | ||
1da177e4 | 33 | %} |
237e3ad0 | 34 | %expect 32 |
1da177e4 LT |
35 | |
36 | %union | |
37 | { | |
1da177e4 | 38 | char *string; |
a02f0570 | 39 | struct file *file; |
1da177e4 LT |
40 | struct symbol *symbol; |
41 | struct expr *expr; | |
42 | struct menu *menu; | |
61f956f5 | 43 | const struct kconf_id *id; |
1da177e4 LT |
44 | } |
45 | ||
3370f9f0 RZ |
46 | %token <id>T_MAINMENU |
47 | %token <id>T_MENU | |
48 | %token <id>T_ENDMENU | |
49 | %token <id>T_SOURCE | |
50 | %token <id>T_CHOICE | |
51 | %token <id>T_ENDCHOICE | |
52 | %token <id>T_COMMENT | |
53 | %token <id>T_CONFIG | |
54 | %token <id>T_MENUCONFIG | |
55 | %token <id>T_HELP | |
1da177e4 | 56 | %token <string> T_HELPTEXT |
3370f9f0 RZ |
57 | %token <id>T_IF |
58 | %token <id>T_ENDIF | |
59 | %token <id>T_DEPENDS | |
3370f9f0 RZ |
60 | %token <id>T_OPTIONAL |
61 | %token <id>T_PROMPT | |
62 | %token <id>T_TYPE | |
63 | %token <id>T_DEFAULT | |
64 | %token <id>T_SELECT | |
237e3ad0 | 65 | %token <id>T_IMPLY |
3370f9f0 | 66 | %token <id>T_RANGE |
86e187ff | 67 | %token <id>T_VISIBLE |
f6a88aa8 | 68 | %token <id>T_OPTION |
3370f9f0 | 69 | %token <id>T_ON |
1da177e4 LT |
70 | %token <string> T_WORD |
71 | %token <string> T_WORD_QUOTE | |
72 | %token T_UNEQUAL | |
31847b67 JB |
73 | %token T_LESS |
74 | %token T_LESS_EQUAL | |
75 | %token T_GREATER | |
76 | %token T_GREATER_EQUAL | |
1da177e4 LT |
77 | %token T_CLOSE_PAREN |
78 | %token T_OPEN_PAREN | |
3370f9f0 | 79 | %token T_EOL |
1da177e4 LT |
80 | |
81 | %left T_OR | |
82 | %left T_AND | |
83 | %left T_EQUAL T_UNEQUAL | |
31847b67 | 84 | %left T_LESS T_LESS_EQUAL T_GREATER T_GREATER_EQUAL |
1da177e4 LT |
85 | %nonassoc T_NOT |
86 | ||
87 | %type <string> prompt | |
26e47a3c | 88 | %type <symbol> nonconst_symbol |
1da177e4 LT |
89 | %type <symbol> symbol |
90 | %type <expr> expr | |
91 | %type <expr> if_expr | |
a02f0570 RZ |
92 | %type <id> end |
93 | %type <id> option_name | |
94 | %type <menu> if_entry menu_entry choice_entry | |
5a1aa8a1 | 95 | %type <string> symbol_option_arg word_opt |
a02f0570 RZ |
96 | |
97 | %destructor { | |
98 | fprintf(stderr, "%s:%d: missing end statement for this entry\n", | |
99 | $$->file->name, $$->lineno); | |
100 | if (current_menu == $$) | |
101 | menu_end_menu(); | |
102 | } if_entry menu_entry choice_entry | |
1da177e4 | 103 | |
1456edbb | 104 | %{ |
c8734434 | 105 | /* Include kconf_id.c here so it can see the token constants. */ |
bb3290d9 | 106 | #include "kconf_id.c" |
1456edbb JT |
107 | %} |
108 | ||
1da177e4 | 109 | %% |
8ea13e2c AL |
110 | input: nl start | start; |
111 | ||
0724a7c3 UM |
112 | start: mainmenu_stmt stmt_list | no_mainmenu_stmt stmt_list; |
113 | ||
114 | /* mainmenu entry */ | |
115 | ||
116 | mainmenu_stmt: T_MAINMENU prompt nl | |
117 | { | |
118 | menu_add_prompt(P_MENU, $2, NULL); | |
119 | }; | |
120 | ||
121 | /* Default main menu, if there's no mainmenu entry */ | |
122 | ||
123 | no_mainmenu_stmt: /* empty */ | |
124 | { | |
125 | /* | |
126 | * Hack: Keep the main menu title on the heap so we can safely free it | |
127 | * later regardless of whether it comes from the 'prompt' in | |
128 | * mainmenu_stmt or here | |
129 | */ | |
cd81fc82 | 130 | menu_add_prompt(P_MENU, xstrdup("Linux Kernel Configuration"), NULL); |
0724a7c3 UM |
131 | }; |
132 | ||
a02f0570 RZ |
133 | |
134 | stmt_list: | |
135 | /* empty */ | |
136 | | stmt_list common_stmt | |
137 | | stmt_list choice_stmt | |
138 | | stmt_list menu_stmt | |
a02f0570 RZ |
139 | | stmt_list end { zconf_error("unexpected end statement"); } |
140 | | stmt_list T_WORD error T_EOL { zconf_error("unknown statement \"%s\"", $2); } | |
141 | | stmt_list option_name error T_EOL | |
142 | { | |
bb3290d9 | 143 | zconf_error("unexpected option \"%s\"", $2->name); |
a02f0570 RZ |
144 | } |
145 | | stmt_list error T_EOL { zconf_error("invalid statement"); } | |
1da177e4 LT |
146 | ; |
147 | ||
a02f0570 | 148 | option_name: |
237e3ad0 | 149 | T_DEPENDS | T_PROMPT | T_TYPE | T_SELECT | T_IMPLY | T_OPTIONAL | T_RANGE | T_DEFAULT | T_VISIBLE |
1da177e4 LT |
150 | ; |
151 | ||
a02f0570 RZ |
152 | common_stmt: |
153 | T_EOL | |
154 | | if_stmt | |
1da177e4 LT |
155 | | comment_stmt |
156 | | config_stmt | |
157 | | menuconfig_stmt | |
158 | | source_stmt | |
a02f0570 RZ |
159 | ; |
160 | ||
161 | option_error: | |
162 | T_WORD error T_EOL { zconf_error("unknown option \"%s\"", $1); } | |
163 | | error T_EOL { zconf_error("invalid option"); } | |
1da177e4 LT |
164 | ; |
165 | ||
166 | ||
167 | /* config/menuconfig entry */ | |
168 | ||
26e47a3c | 169 | config_entry_start: T_CONFIG nonconst_symbol T_EOL |
1da177e4 | 170 | { |
26e47a3c UM |
171 | $2->flags |= SYMBOL_OPTIONAL; |
172 | menu_add_entry($2); | |
173 | printd(DEBUG_PARSE, "%s:%d:config %s\n", zconf_curname(), zconf_lineno(), $2->name); | |
1da177e4 LT |
174 | }; |
175 | ||
176 | config_stmt: config_entry_start config_option_list | |
177 | { | |
1da177e4 LT |
178 | printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno()); |
179 | }; | |
180 | ||
26e47a3c | 181 | menuconfig_entry_start: T_MENUCONFIG nonconst_symbol T_EOL |
1da177e4 | 182 | { |
26e47a3c UM |
183 | $2->flags |= SYMBOL_OPTIONAL; |
184 | menu_add_entry($2); | |
185 | printd(DEBUG_PARSE, "%s:%d:menuconfig %s\n", zconf_curname(), zconf_lineno(), $2->name); | |
1da177e4 LT |
186 | }; |
187 | ||
188 | menuconfig_stmt: menuconfig_entry_start config_option_list | |
189 | { | |
190 | if (current_entry->prompt) | |
191 | current_entry->prompt->type = P_MENU; | |
192 | else | |
193 | zconfprint("warning: menuconfig statement without prompt"); | |
1da177e4 LT |
194 | printd(DEBUG_PARSE, "%s:%d:endconfig\n", zconf_curname(), zconf_lineno()); |
195 | }; | |
196 | ||
197 | config_option_list: | |
198 | /* empty */ | |
199 | | config_option_list config_option | |
f6a88aa8 | 200 | | config_option_list symbol_option |
1da177e4 LT |
201 | | config_option_list depends |
202 | | config_option_list help | |
a02f0570 | 203 | | config_option_list option_error |
1da177e4 LT |
204 | | config_option_list T_EOL |
205 | ; | |
206 | ||
3370f9f0 | 207 | config_option: T_TYPE prompt_stmt_opt T_EOL |
1da177e4 | 208 | { |
3370f9f0 RZ |
209 | menu_set_type($1->stype); |
210 | printd(DEBUG_PARSE, "%s:%d:type(%u)\n", | |
211 | zconf_curname(), zconf_lineno(), | |
212 | $1->stype); | |
1da177e4 LT |
213 | }; |
214 | ||
215 | config_option: T_PROMPT prompt if_expr T_EOL | |
216 | { | |
217 | menu_add_prompt(P_PROMPT, $2, $3); | |
218 | printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno()); | |
219 | }; | |
220 | ||
221 | config_option: T_DEFAULT expr if_expr T_EOL | |
222 | { | |
223 | menu_add_expr(P_DEFAULT, $2, $3); | |
3370f9f0 RZ |
224 | if ($1->stype != S_UNKNOWN) |
225 | menu_set_type($1->stype); | |
226 | printd(DEBUG_PARSE, "%s:%d:default(%u)\n", | |
227 | zconf_curname(), zconf_lineno(), | |
228 | $1->stype); | |
1da177e4 LT |
229 | }; |
230 | ||
26e47a3c | 231 | config_option: T_SELECT nonconst_symbol if_expr T_EOL |
1da177e4 | 232 | { |
26e47a3c | 233 | menu_add_symbol(P_SELECT, $2, $3); |
1da177e4 LT |
234 | printd(DEBUG_PARSE, "%s:%d:select\n", zconf_curname(), zconf_lineno()); |
235 | }; | |
236 | ||
26e47a3c | 237 | config_option: T_IMPLY nonconst_symbol if_expr T_EOL |
237e3ad0 | 238 | { |
26e47a3c | 239 | menu_add_symbol(P_IMPLY, $2, $3); |
237e3ad0 NP |
240 | printd(DEBUG_PARSE, "%s:%d:imply\n", zconf_curname(), zconf_lineno()); |
241 | }; | |
242 | ||
1da177e4 LT |
243 | config_option: T_RANGE symbol symbol if_expr T_EOL |
244 | { | |
245 | menu_add_expr(P_RANGE, expr_alloc_comp(E_RANGE,$2, $3), $4); | |
246 | printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno()); | |
247 | }; | |
248 | ||
f6a88aa8 RZ |
249 | symbol_option: T_OPTION symbol_option_list T_EOL |
250 | ; | |
251 | ||
252 | symbol_option_list: | |
253 | /* empty */ | |
254 | | symbol_option_list T_WORD symbol_option_arg | |
255 | { | |
61f956f5 | 256 | const struct kconf_id *id = kconf_id_lookup($2, strlen($2)); |
bc28fe1d | 257 | if (id && id->flags & TF_OPTION) { |
f6a88aa8 | 258 | menu_add_option(id->token, $3); |
bc28fe1d UM |
259 | free($3); |
260 | } | |
f6a88aa8 RZ |
261 | else |
262 | zconfprint("warning: ignoring unknown option %s", $2); | |
263 | free($2); | |
264 | }; | |
265 | ||
266 | symbol_option_arg: | |
267 | /* empty */ { $$ = NULL; } | |
268 | | T_EQUAL prompt { $$ = $2; } | |
269 | ; | |
270 | ||
1da177e4 LT |
271 | /* choice entry */ |
272 | ||
5a1aa8a1 | 273 | choice: T_CHOICE word_opt T_EOL |
1da177e4 | 274 | { |
5a1aa8a1 RZ |
275 | struct symbol *sym = sym_lookup($2, SYMBOL_CHOICE); |
276 | sym->flags |= SYMBOL_AUTO; | |
1da177e4 LT |
277 | menu_add_entry(sym); |
278 | menu_add_expr(P_CHOICE, NULL, NULL); | |
279 | printd(DEBUG_PARSE, "%s:%d:choice\n", zconf_curname(), zconf_lineno()); | |
280 | }; | |
281 | ||
282 | choice_entry: choice choice_option_list | |
283 | { | |
a02f0570 | 284 | $$ = menu_add_menu(); |
1da177e4 LT |
285 | }; |
286 | ||
287 | choice_end: end | |
288 | { | |
289 | if (zconf_endtoken($1, T_CHOICE, T_ENDCHOICE)) { | |
290 | menu_end_menu(); | |
291 | printd(DEBUG_PARSE, "%s:%d:endchoice\n", zconf_curname(), zconf_lineno()); | |
292 | } | |
293 | }; | |
294 | ||
a02f0570 RZ |
295 | choice_stmt: choice_entry choice_block choice_end |
296 | ; | |
1da177e4 LT |
297 | |
298 | choice_option_list: | |
299 | /* empty */ | |
300 | | choice_option_list choice_option | |
301 | | choice_option_list depends | |
302 | | choice_option_list help | |
303 | | choice_option_list T_EOL | |
a02f0570 | 304 | | choice_option_list option_error |
1da177e4 LT |
305 | ; |
306 | ||
307 | choice_option: T_PROMPT prompt if_expr T_EOL | |
308 | { | |
309 | menu_add_prompt(P_PROMPT, $2, $3); | |
310 | printd(DEBUG_PARSE, "%s:%d:prompt\n", zconf_curname(), zconf_lineno()); | |
311 | }; | |
312 | ||
3370f9f0 | 313 | choice_option: T_TYPE prompt_stmt_opt T_EOL |
1da177e4 | 314 | { |
3370f9f0 RZ |
315 | if ($1->stype == S_BOOLEAN || $1->stype == S_TRISTATE) { |
316 | menu_set_type($1->stype); | |
317 | printd(DEBUG_PARSE, "%s:%d:type(%u)\n", | |
318 | zconf_curname(), zconf_lineno(), | |
319 | $1->stype); | |
320 | } else | |
321 | YYERROR; | |
1da177e4 LT |
322 | }; |
323 | ||
324 | choice_option: T_OPTIONAL T_EOL | |
325 | { | |
326 | current_entry->sym->flags |= SYMBOL_OPTIONAL; | |
327 | printd(DEBUG_PARSE, "%s:%d:optional\n", zconf_curname(), zconf_lineno()); | |
328 | }; | |
329 | ||
26e47a3c | 330 | choice_option: T_DEFAULT nonconst_symbol if_expr T_EOL |
1da177e4 | 331 | { |
3370f9f0 | 332 | if ($1->stype == S_UNKNOWN) { |
26e47a3c | 333 | menu_add_symbol(P_DEFAULT, $2, $3); |
3370f9f0 RZ |
334 | printd(DEBUG_PARSE, "%s:%d:default\n", |
335 | zconf_curname(), zconf_lineno()); | |
336 | } else | |
337 | YYERROR; | |
1da177e4 LT |
338 | }; |
339 | ||
340 | choice_block: | |
341 | /* empty */ | |
a02f0570 | 342 | | choice_block common_stmt |
1da177e4 LT |
343 | ; |
344 | ||
345 | /* if entry */ | |
346 | ||
a02f0570 | 347 | if_entry: T_IF expr nl |
1da177e4 LT |
348 | { |
349 | printd(DEBUG_PARSE, "%s:%d:if\n", zconf_curname(), zconf_lineno()); | |
350 | menu_add_entry(NULL); | |
351 | menu_add_dep($2); | |
a02f0570 | 352 | $$ = menu_add_menu(); |
1da177e4 LT |
353 | }; |
354 | ||
355 | if_end: end | |
356 | { | |
357 | if (zconf_endtoken($1, T_IF, T_ENDIF)) { | |
358 | menu_end_menu(); | |
359 | printd(DEBUG_PARSE, "%s:%d:endif\n", zconf_curname(), zconf_lineno()); | |
360 | } | |
361 | }; | |
362 | ||
a02f0570 RZ |
363 | if_stmt: if_entry if_block if_end |
364 | ; | |
1da177e4 LT |
365 | |
366 | if_block: | |
367 | /* empty */ | |
a02f0570 | 368 | | if_block common_stmt |
1da177e4 LT |
369 | | if_block menu_stmt |
370 | | if_block choice_stmt | |
371 | ; | |
372 | ||
373 | /* menu entry */ | |
374 | ||
375 | menu: T_MENU prompt T_EOL | |
376 | { | |
377 | menu_add_entry(NULL); | |
fb7f6ff6 | 378 | menu_add_prompt(P_MENU, $2, NULL); |
1da177e4 LT |
379 | printd(DEBUG_PARSE, "%s:%d:menu\n", zconf_curname(), zconf_lineno()); |
380 | }; | |
381 | ||
86e187ff | 382 | menu_entry: menu visibility_list depends_list |
1da177e4 | 383 | { |
a02f0570 | 384 | $$ = menu_add_menu(); |
1da177e4 LT |
385 | }; |
386 | ||
387 | menu_end: end | |
388 | { | |
389 | if (zconf_endtoken($1, T_MENU, T_ENDMENU)) { | |
390 | menu_end_menu(); | |
391 | printd(DEBUG_PARSE, "%s:%d:endmenu\n", zconf_curname(), zconf_lineno()); | |
392 | } | |
393 | }; | |
394 | ||
a02f0570 RZ |
395 | menu_stmt: menu_entry menu_block menu_end |
396 | ; | |
1da177e4 LT |
397 | |
398 | menu_block: | |
399 | /* empty */ | |
a02f0570 | 400 | | menu_block common_stmt |
1da177e4 LT |
401 | | menu_block menu_stmt |
402 | | menu_block choice_stmt | |
1da177e4 LT |
403 | ; |
404 | ||
a02f0570 | 405 | source_stmt: T_SOURCE prompt T_EOL |
1da177e4 | 406 | { |
1da177e4 | 407 | printd(DEBUG_PARSE, "%s:%d:source %s\n", zconf_curname(), zconf_lineno(), $2); |
a02f0570 | 408 | zconf_nextfile($2); |
24161a67 | 409 | free($2); |
1da177e4 LT |
410 | }; |
411 | ||
412 | /* comment entry */ | |
413 | ||
414 | comment: T_COMMENT prompt T_EOL | |
415 | { | |
416 | menu_add_entry(NULL); | |
fb7f6ff6 | 417 | menu_add_prompt(P_COMMENT, $2, NULL); |
1da177e4 LT |
418 | printd(DEBUG_PARSE, "%s:%d:comment\n", zconf_curname(), zconf_lineno()); |
419 | }; | |
420 | ||
421 | comment_stmt: comment depends_list | |
df60f4b9 | 422 | ; |
1da177e4 LT |
423 | |
424 | /* help option */ | |
425 | ||
426 | help_start: T_HELP T_EOL | |
427 | { | |
428 | printd(DEBUG_PARSE, "%s:%d:help\n", zconf_curname(), zconf_lineno()); | |
429 | zconf_starthelp(); | |
430 | }; | |
431 | ||
432 | help: help_start T_HELPTEXT | |
433 | { | |
6479f327 UM |
434 | if (current_entry->help) { |
435 | free(current_entry->help); | |
436 | zconfprint("warning: '%s' defined with more than one help text -- only the last one will be used", | |
437 | current_entry->sym->name ?: "<choice>"); | |
438 | } | |
1b9eda2e UM |
439 | |
440 | /* Is the help text empty or all whitespace? */ | |
441 | if ($2[strspn($2, " \f\n\r\t\v")] == '\0') | |
442 | zconfprint("warning: '%s' defined with blank help text", | |
443 | current_entry->sym->name ?: "<choice>"); | |
444 | ||
03d29122 | 445 | current_entry->help = $2; |
1da177e4 LT |
446 | }; |
447 | ||
448 | /* depends option */ | |
449 | ||
a02f0570 RZ |
450 | depends_list: |
451 | /* empty */ | |
452 | | depends_list depends | |
453 | | depends_list T_EOL | |
454 | | depends_list option_error | |
1da177e4 LT |
455 | ; |
456 | ||
457 | depends: T_DEPENDS T_ON expr T_EOL | |
458 | { | |
459 | menu_add_dep($3); | |
460 | printd(DEBUG_PARSE, "%s:%d:depends on\n", zconf_curname(), zconf_lineno()); | |
1da177e4 LT |
461 | }; |
462 | ||
86e187ff AL |
463 | /* visibility option */ |
464 | ||
465 | visibility_list: | |
466 | /* empty */ | |
467 | | visibility_list visible | |
468 | | visibility_list T_EOL | |
469 | ; | |
470 | ||
471 | visible: T_VISIBLE if_expr | |
472 | { | |
473 | menu_add_visibility($2); | |
474 | }; | |
475 | ||
1da177e4 LT |
476 | /* prompt statement */ |
477 | ||
478 | prompt_stmt_opt: | |
479 | /* empty */ | |
480 | | prompt if_expr | |
481 | { | |
fb7f6ff6 | 482 | menu_add_prompt(P_PROMPT, $1, $2); |
1da177e4 LT |
483 | }; |
484 | ||
485 | prompt: T_WORD | |
486 | | T_WORD_QUOTE | |
487 | ; | |
488 | ||
a02f0570 RZ |
489 | end: T_ENDMENU T_EOL { $$ = $1; } |
490 | | T_ENDCHOICE T_EOL { $$ = $1; } | |
491 | | T_ENDIF T_EOL { $$ = $1; } | |
1da177e4 LT |
492 | ; |
493 | ||
a02f0570 RZ |
494 | nl: |
495 | T_EOL | |
496 | | nl T_EOL | |
497 | ; | |
1da177e4 LT |
498 | |
499 | if_expr: /* empty */ { $$ = NULL; } | |
500 | | T_IF expr { $$ = $2; } | |
501 | ; | |
502 | ||
503 | expr: symbol { $$ = expr_alloc_symbol($1); } | |
31847b67 JB |
504 | | symbol T_LESS symbol { $$ = expr_alloc_comp(E_LTH, $1, $3); } |
505 | | symbol T_LESS_EQUAL symbol { $$ = expr_alloc_comp(E_LEQ, $1, $3); } | |
506 | | symbol T_GREATER symbol { $$ = expr_alloc_comp(E_GTH, $1, $3); } | |
507 | | symbol T_GREATER_EQUAL symbol { $$ = expr_alloc_comp(E_GEQ, $1, $3); } | |
1da177e4 LT |
508 | | symbol T_EQUAL symbol { $$ = expr_alloc_comp(E_EQUAL, $1, $3); } |
509 | | symbol T_UNEQUAL symbol { $$ = expr_alloc_comp(E_UNEQUAL, $1, $3); } | |
510 | | T_OPEN_PAREN expr T_CLOSE_PAREN { $$ = $2; } | |
511 | | T_NOT expr { $$ = expr_alloc_one(E_NOT, $2); } | |
512 | | expr T_OR expr { $$ = expr_alloc_two(E_OR, $1, $3); } | |
513 | | expr T_AND expr { $$ = expr_alloc_two(E_AND, $1, $3); } | |
514 | ; | |
515 | ||
26e47a3c UM |
516 | /* For symbol definitions, selects, etc., where quotes are not accepted */ |
517 | nonconst_symbol: T_WORD { $$ = sym_lookup($1, 0); free($1); }; | |
518 | ||
519 | symbol: nonconst_symbol | |
5a1aa8a1 | 520 | | T_WORD_QUOTE { $$ = sym_lookup($1, SYMBOL_CONST); free($1); } |
1da177e4 LT |
521 | ; |
522 | ||
5a1aa8a1 RZ |
523 | word_opt: /* empty */ { $$ = NULL; } |
524 | | T_WORD | |
525 | ||
1da177e4 LT |
526 | %% |
527 | ||
528 | void conf_parse(const char *name) | |
529 | { | |
0724a7c3 | 530 | const char *tmp; |
1da177e4 LT |
531 | struct symbol *sym; |
532 | int i; | |
533 | ||
534 | zconf_initscan(name); | |
535 | ||
536 | sym_init(); | |
692d97c3 | 537 | _menu_init(); |
1da177e4 | 538 | |
a02f0570 | 539 | if (getenv("ZCONF_DEBUG")) |
765f4cde MY |
540 | yydebug = 1; |
541 | yyparse(); | |
542 | if (yynerrs) | |
1da177e4 | 543 | exit(1); |
6902dccf YM |
544 | if (!modules_sym) |
545 | modules_sym = sym_find( "n" ); | |
f6ce00b8 | 546 | |
0724a7c3 | 547 | tmp = rootmenu.prompt->text; |
f6ce00b8 AL |
548 | rootmenu.prompt->text = _(rootmenu.prompt->text); |
549 | rootmenu.prompt->text = sym_expand_string_value(rootmenu.prompt->text); | |
0724a7c3 | 550 | free((char*)tmp); |
f6ce00b8 | 551 | |
1da177e4 LT |
552 | menu_finalize(&rootmenu); |
553 | for_all_symbols(i, sym) { | |
5447d34b | 554 | if (sym_check_deps(sym)) |
765f4cde | 555 | yynerrs++; |
bb66fc67 | 556 | } |
765f4cde | 557 | if (yynerrs) |
5447d34b | 558 | exit(1); |
bfc10001 | 559 | sym_set_change_count(1); |
1da177e4 LT |
560 | } |
561 | ||
65166571 | 562 | static const char *zconf_tokenname(int token) |
1da177e4 LT |
563 | { |
564 | switch (token) { | |
565 | case T_MENU: return "menu"; | |
566 | case T_ENDMENU: return "endmenu"; | |
567 | case T_CHOICE: return "choice"; | |
568 | case T_ENDCHOICE: return "endchoice"; | |
569 | case T_IF: return "if"; | |
570 | case T_ENDIF: return "endif"; | |
a02f0570 | 571 | case T_DEPENDS: return "depends"; |
86e187ff | 572 | case T_VISIBLE: return "visible"; |
1da177e4 LT |
573 | } |
574 | return "<token>"; | |
575 | } | |
576 | ||
61f956f5 | 577 | static bool zconf_endtoken(const struct kconf_id *id, int starttoken, int endtoken) |
1da177e4 | 578 | { |
a02f0570 RZ |
579 | if (id->token != endtoken) { |
580 | zconf_error("unexpected '%s' within %s block", | |
bb3290d9 | 581 | id->name, zconf_tokenname(starttoken)); |
765f4cde | 582 | yynerrs++; |
1da177e4 LT |
583 | return false; |
584 | } | |
585 | if (current_menu->file != current_file) { | |
a02f0570 | 586 | zconf_error("'%s' in different file than '%s'", |
bb3290d9 | 587 | id->name, zconf_tokenname(starttoken)); |
a02f0570 RZ |
588 | fprintf(stderr, "%s:%d: location of the '%s'\n", |
589 | current_menu->file->name, current_menu->lineno, | |
590 | zconf_tokenname(starttoken)); | |
765f4cde | 591 | yynerrs++; |
1da177e4 LT |
592 | return false; |
593 | } | |
594 | return true; | |
595 | } | |
596 | ||
597 | static void zconfprint(const char *err, ...) | |
598 | { | |
599 | va_list ap; | |
600 | ||
a02f0570 RZ |
601 | fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno()); |
602 | va_start(ap, err); | |
603 | vfprintf(stderr, err, ap); | |
604 | va_end(ap); | |
605 | fprintf(stderr, "\n"); | |
606 | } | |
607 | ||
608 | static void zconf_error(const char *err, ...) | |
609 | { | |
610 | va_list ap; | |
611 | ||
765f4cde | 612 | yynerrs++; |
a02f0570 | 613 | fprintf(stderr, "%s:%d: ", zconf_curname(), zconf_lineno()); |
1da177e4 LT |
614 | va_start(ap, err); |
615 | vfprintf(stderr, err, ap); | |
616 | va_end(ap); | |
617 | fprintf(stderr, "\n"); | |
618 | } | |
619 | ||
765f4cde | 620 | static void yyerror(const char *err) |
1da177e4 LT |
621 | { |
622 | fprintf(stderr, "%s:%d: %s\n", zconf_curname(), zconf_lineno() + 1, err); | |
623 | } | |
624 | ||
65166571 | 625 | static void print_quoted_string(FILE *out, const char *str) |
1da177e4 LT |
626 | { |
627 | const char *p; | |
628 | int len; | |
629 | ||
630 | putc('"', out); | |
631 | while ((p = strchr(str, '"'))) { | |
632 | len = p - str; | |
633 | if (len) | |
634 | fprintf(out, "%.*s", len, str); | |
635 | fputs("\\\"", out); | |
636 | str = p + 1; | |
637 | } | |
638 | fputs(str, out); | |
639 | putc('"', out); | |
640 | } | |
641 | ||
65166571 | 642 | static void print_symbol(FILE *out, struct menu *menu) |
1da177e4 LT |
643 | { |
644 | struct symbol *sym = menu->sym; | |
645 | struct property *prop; | |
646 | ||
647 | if (sym_is_choice(sym)) | |
c6ccc30f | 648 | fprintf(out, "\nchoice\n"); |
1da177e4 | 649 | else |
c6ccc30f | 650 | fprintf(out, "\nconfig %s\n", sym->name); |
1da177e4 LT |
651 | switch (sym->type) { |
652 | case S_BOOLEAN: | |
b92d804a | 653 | fputs(" bool\n", out); |
1da177e4 LT |
654 | break; |
655 | case S_TRISTATE: | |
656 | fputs(" tristate\n", out); | |
657 | break; | |
658 | case S_STRING: | |
659 | fputs(" string\n", out); | |
660 | break; | |
661 | case S_INT: | |
662 | fputs(" integer\n", out); | |
663 | break; | |
664 | case S_HEX: | |
665 | fputs(" hex\n", out); | |
666 | break; | |
667 | default: | |
668 | fputs(" ???\n", out); | |
669 | break; | |
670 | } | |
671 | for (prop = sym->prop; prop; prop = prop->next) { | |
672 | if (prop->menu != menu) | |
673 | continue; | |
674 | switch (prop->type) { | |
675 | case P_PROMPT: | |
676 | fputs(" prompt ", out); | |
677 | print_quoted_string(out, prop->text); | |
678 | if (!expr_is_yes(prop->visible.expr)) { | |
679 | fputs(" if ", out); | |
680 | expr_fprint(prop->visible.expr, out); | |
681 | } | |
682 | fputc('\n', out); | |
683 | break; | |
684 | case P_DEFAULT: | |
685 | fputs( " default ", out); | |
686 | expr_fprint(prop->expr, out); | |
687 | if (!expr_is_yes(prop->visible.expr)) { | |
688 | fputs(" if ", out); | |
689 | expr_fprint(prop->visible.expr, out); | |
690 | } | |
691 | fputc('\n', out); | |
692 | break; | |
693 | case P_CHOICE: | |
694 | fputs(" #choice value\n", out); | |
695 | break; | |
c6ccc30f LZ |
696 | case P_SELECT: |
697 | fputs( " select ", out); | |
698 | expr_fprint(prop->expr, out); | |
699 | fputc('\n', out); | |
700 | break; | |
237e3ad0 NP |
701 | case P_IMPLY: |
702 | fputs( " imply ", out); | |
703 | expr_fprint(prop->expr, out); | |
704 | fputc('\n', out); | |
705 | break; | |
c6ccc30f LZ |
706 | case P_RANGE: |
707 | fputs( " range ", out); | |
708 | expr_fprint(prop->expr, out); | |
709 | fputc('\n', out); | |
710 | break; | |
711 | case P_MENU: | |
712 | fputs( " menu ", out); | |
713 | print_quoted_string(out, prop->text); | |
714 | fputc('\n', out); | |
715 | break; | |
1da177e4 LT |
716 | default: |
717 | fprintf(out, " unknown prop %d!\n", prop->type); | |
718 | break; | |
719 | } | |
720 | } | |
03d29122 SR |
721 | if (menu->help) { |
722 | int len = strlen(menu->help); | |
723 | while (menu->help[--len] == '\n') | |
724 | menu->help[len] = 0; | |
725 | fprintf(out, " help\n%s\n", menu->help); | |
1da177e4 | 726 | } |
1da177e4 LT |
727 | } |
728 | ||
729 | void zconfdump(FILE *out) | |
730 | { | |
731 | struct property *prop; | |
732 | struct symbol *sym; | |
733 | struct menu *menu; | |
734 | ||
735 | menu = rootmenu.list; | |
736 | while (menu) { | |
737 | if ((sym = menu->sym)) | |
738 | print_symbol(out, menu); | |
739 | else if ((prop = menu->prompt)) { | |
740 | switch (prop->type) { | |
741 | case P_COMMENT: | |
742 | fputs("\ncomment ", out); | |
743 | print_quoted_string(out, prop->text); | |
744 | fputs("\n", out); | |
745 | break; | |
746 | case P_MENU: | |
747 | fputs("\nmenu ", out); | |
748 | print_quoted_string(out, prop->text); | |
749 | fputs("\n", out); | |
750 | break; | |
751 | default: | |
752 | ; | |
753 | } | |
754 | if (!expr_is_yes(prop->visible.expr)) { | |
755 | fputs(" depends ", out); | |
756 | expr_fprint(prop->visible.expr, out); | |
757 | fputc('\n', out); | |
758 | } | |
1da177e4 LT |
759 | } |
760 | ||
761 | if (menu->list) | |
762 | menu = menu->list; | |
763 | else if (menu->next) | |
764 | menu = menu->next; | |
765 | else while ((menu = menu->parent)) { | |
766 | if (menu->prompt && menu->prompt->type == P_MENU) | |
767 | fputs("\nendmenu\n", out); | |
768 | if (menu->next) { | |
769 | menu = menu->next; | |
770 | break; | |
771 | } | |
772 | } | |
773 | } | |
774 | } | |
775 | ||
378dbb2c | 776 | #include "zconf.lex.c" |
1da177e4 LT |
777 | #include "util.c" |
778 | #include "confdata.c" | |
779 | #include "expr.c" | |
780 | #include "symbol.c" | |
781 | #include "menu.c" |