blob: 659326c3e89579b09f86077dbcbe5e1eb3a12d28 [file] [log] [blame]
Kevin O'Connora4c5daf2011-01-24 22:13:58 -05001/*
2 * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
3 * Released under the terms of the GNU GPL v2.0.
4 */
5
6#include <locale.h>
7#include <ctype.h>
8#include <stdio.h>
9#include <stdlib.h>
10#include <string.h>
11#include <time.h>
12#include <unistd.h>
13#include <getopt.h>
14#include <sys/stat.h>
15#include <sys/time.h>
16
17#define LKC_DIRECT_LINK
18#include "lkc.h"
19
20static void conf(struct menu *menu);
21static void check_conf(struct menu *menu);
22
23enum input_mode {
24 oldaskconfig,
25 silentoldconfig,
26 oldconfig,
27 allnoconfig,
28 allyesconfig,
29 allmodconfig,
30 alldefconfig,
31 randconfig,
32 defconfig,
33 savedefconfig,
34 listnewconfig,
35 oldnoconfig,
36} input_mode = oldaskconfig;
37
38char *defconfig_file;
39
40static int indent = 1;
41static int valid_stdin = 1;
42static int sync_kconfig;
43static int conf_cnt;
44static char line[128];
45static struct menu *rootEntry;
46
47static void print_help(struct menu *menu)
48{
49 struct gstr help = str_new();
50
51 menu_get_ext_help(menu, &help);
52
53 printf("\n%s\n", str_get(&help));
54 str_free(&help);
55}
56
57static void strip(char *str)
58{
59 char *p = str;
60 int l;
61
62 while ((isspace(*p)))
63 p++;
64 l = strlen(p);
65 if (p != str)
66 memmove(str, p, l + 1);
67 if (!l)
68 return;
69 p = str + l - 1;
70 while ((isspace(*p)))
71 *p-- = 0;
72}
73
74static void check_stdin(void)
75{
76 if (!valid_stdin) {
77 printf(_("aborted!\n\n"));
78 printf(_("Console input/output is redirected. "));
79 printf(_("Run 'make oldconfig' to update configuration.\n\n"));
80 exit(1);
81 }
82}
83
84static int conf_askvalue(struct symbol *sym, const char *def)
85{
86 enum symbol_type type = sym_get_type(sym);
87
88 if (!sym_has_value(sym))
89 printf(_("(NEW) "));
90
91 line[0] = '\n';
92 line[1] = 0;
93
94 if (!sym_is_changable(sym)) {
95 printf("%s\n", def);
96 line[0] = '\n';
97 line[1] = 0;
98 return 0;
99 }
100
101 switch (input_mode) {
102 case oldconfig:
103 case silentoldconfig:
104 if (sym_has_value(sym)) {
105 printf("%s\n", def);
106 return 0;
107 }
108 check_stdin();
109 case oldaskconfig:
110 fflush(stdout);
111 xfgets(line, 128, stdin);
112 return 1;
113 default:
114 break;
115 }
116
117 switch (type) {
118 case S_INT:
119 case S_HEX:
120 case S_STRING:
121 printf("%s\n", def);
122 return 1;
123 default:
124 ;
125 }
126 printf("%s", line);
127 return 1;
128}
129
130static int conf_string(struct menu *menu)
131{
132 struct symbol *sym = menu->sym;
133 const char *def;
134
135 while (1) {
136 printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
137 printf("(%s) ", sym->name);
138 def = sym_get_string_value(sym);
139 if (sym_get_string_value(sym))
140 printf("[%s] ", def);
141 if (!conf_askvalue(sym, def))
142 return 0;
143 switch (line[0]) {
144 case '\n':
145 break;
146 case '?':
147 /* print help */
148 if (line[1] == '\n') {
149 print_help(menu);
150 def = NULL;
151 break;
152 }
153 default:
154 line[strlen(line)-1] = 0;
155 def = line;
156 }
157 if (def && sym_set_string_value(sym, def))
158 return 0;
159 }
160}
161
162static int conf_sym(struct menu *menu)
163{
164 struct symbol *sym = menu->sym;
165 tristate oldval, newval;
166
167 while (1) {
168 printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
169 if (sym->name)
170 printf("(%s) ", sym->name);
171 putchar('[');
172 oldval = sym_get_tristate_value(sym);
173 switch (oldval) {
174 case no:
175 putchar('N');
176 break;
177 case mod:
178 putchar('M');
179 break;
180 case yes:
181 putchar('Y');
182 break;
183 }
184 if (oldval != no && sym_tristate_within_range(sym, no))
185 printf("/n");
186 if (oldval != mod && sym_tristate_within_range(sym, mod))
187 printf("/m");
188 if (oldval != yes && sym_tristate_within_range(sym, yes))
189 printf("/y");
190 if (menu_has_help(menu))
191 printf("/?");
192 printf("] ");
193 if (!conf_askvalue(sym, sym_get_string_value(sym)))
194 return 0;
195 strip(line);
196
197 switch (line[0]) {
198 case 'n':
199 case 'N':
200 newval = no;
201 if (!line[1] || !strcmp(&line[1], "o"))
202 break;
203 continue;
204 case 'm':
205 case 'M':
206 newval = mod;
207 if (!line[1])
208 break;
209 continue;
210 case 'y':
211 case 'Y':
212 newval = yes;
213 if (!line[1] || !strcmp(&line[1], "es"))
214 break;
215 continue;
216 case 0:
217 newval = oldval;
218 break;
219 case '?':
220 goto help;
221 default:
222 continue;
223 }
224 if (sym_set_tristate_value(sym, newval))
225 return 0;
226help:
227 print_help(menu);
228 }
229}
230
231static int conf_choice(struct menu *menu)
232{
233 struct symbol *sym, *def_sym;
234 struct menu *child;
235 bool is_new;
236
237 sym = menu->sym;
238 is_new = !sym_has_value(sym);
239 if (sym_is_changable(sym)) {
240 conf_sym(menu);
241 sym_calc_value(sym);
242 switch (sym_get_tristate_value(sym)) {
243 case no:
244 return 1;
245 case mod:
246 return 0;
247 case yes:
248 break;
249 }
250 } else {
251 switch (sym_get_tristate_value(sym)) {
252 case no:
253 return 1;
254 case mod:
255 printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
256 return 0;
257 case yes:
258 break;
259 }
260 }
261
262 while (1) {
263 int cnt, def;
264
265 printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
266 def_sym = sym_get_choice_value(sym);
267 cnt = def = 0;
268 line[0] = 0;
269 for (child = menu->list; child; child = child->next) {
270 if (!menu_is_visible(child))
271 continue;
272 if (!child->sym) {
273 printf("%*c %s\n", indent, '*', _(menu_get_prompt(child)));
274 continue;
275 }
276 cnt++;
277 if (child->sym == def_sym) {
278 def = cnt;
279 printf("%*c", indent, '>');
280 } else
281 printf("%*c", indent, ' ');
282 printf(" %d. %s", cnt, _(menu_get_prompt(child)));
283 if (child->sym->name)
284 printf(" (%s)", child->sym->name);
285 if (!sym_has_value(child->sym))
286 printf(_(" (NEW)"));
287 printf("\n");
288 }
289 printf(_("%*schoice"), indent - 1, "");
290 if (cnt == 1) {
291 printf("[1]: 1\n");
292 goto conf_childs;
293 }
294 printf("[1-%d", cnt);
295 if (menu_has_help(menu))
296 printf("?");
297 printf("]: ");
298 switch (input_mode) {
299 case oldconfig:
300 case silentoldconfig:
301 if (!is_new) {
302 cnt = def;
303 printf("%d\n", cnt);
304 break;
305 }
306 check_stdin();
307 case oldaskconfig:
308 fflush(stdout);
309 xfgets(line, 128, stdin);
310 strip(line);
311 if (line[0] == '?') {
312 print_help(menu);
313 continue;
314 }
315 if (!line[0])
316 cnt = def;
317 else if (isdigit(line[0]))
318 cnt = atoi(line);
319 else
320 continue;
321 break;
322 default:
323 break;
324 }
325
326 conf_childs:
327 for (child = menu->list; child; child = child->next) {
328 if (!child->sym || !menu_is_visible(child))
329 continue;
330 if (!--cnt)
331 break;
332 }
333 if (!child)
334 continue;
335 if (line[strlen(line) - 1] == '?') {
336 print_help(child);
337 continue;
338 }
339 sym_set_choice_value(sym, child->sym);
340 for (child = child->list; child; child = child->next) {
341 indent += 2;
342 conf(child);
343 indent -= 2;
344 }
345 return 1;
346 }
347}
348
349static void conf(struct menu *menu)
350{
351 struct symbol *sym;
352 struct property *prop;
353 struct menu *child;
354
355 if (!menu_is_visible(menu))
356 return;
357
358 sym = menu->sym;
359 prop = menu->prompt;
360 if (prop) {
361 const char *prompt;
362
363 switch (prop->type) {
364 case P_MENU:
365 if ((input_mode == silentoldconfig ||
366 input_mode == listnewconfig ||
367 input_mode == oldnoconfig) &&
368 rootEntry != menu) {
369 check_conf(menu);
370 return;
371 }
372 case P_COMMENT:
373 prompt = menu_get_prompt(menu);
374 if (prompt)
375 printf("%*c\n%*c %s\n%*c\n",
376 indent, '*',
377 indent, '*', _(prompt),
378 indent, '*');
379 default:
380 ;
381 }
382 }
383
384 if (!sym)
385 goto conf_childs;
386
387 if (sym_is_choice(sym)) {
388 conf_choice(menu);
389 if (sym->curr.tri != mod)
390 return;
391 goto conf_childs;
392 }
393
394 switch (sym->type) {
395 case S_INT:
396 case S_HEX:
397 case S_STRING:
398 conf_string(menu);
399 break;
400 default:
401 conf_sym(menu);
402 break;
403 }
404
405conf_childs:
406 if (sym)
407 indent += 2;
408 for (child = menu->list; child; child = child->next)
409 conf(child);
410 if (sym)
411 indent -= 2;
412}
413
414static void check_conf(struct menu *menu)
415{
416 struct symbol *sym;
417 struct menu *child;
418
419 if (!menu_is_visible(menu))
420 return;
421
422 sym = menu->sym;
423 if (sym && !sym_has_value(sym)) {
424 if (sym_is_changable(sym) ||
425 (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
426 if (input_mode == listnewconfig) {
427 if (sym->name && !sym_is_choice_value(sym)) {
428 printf("%s%s\n", CONFIG_, sym->name);
429 }
430 } else if (input_mode != oldnoconfig) {
431 if (!conf_cnt++)
432 printf(_("*\n* Restart config...\n*\n"));
433 rootEntry = menu_get_parent_menu(menu);
434 conf(rootEntry);
435 }
436 }
437 }
438
439 for (child = menu->list; child; child = child->next)
440 check_conf(child);
441}
442
443static struct option long_opts[] = {
444 {"oldaskconfig", no_argument, NULL, oldaskconfig},
445 {"oldconfig", no_argument, NULL, oldconfig},
446 {"silentoldconfig", no_argument, NULL, silentoldconfig},
447 {"defconfig", optional_argument, NULL, defconfig},
448 {"savedefconfig", required_argument, NULL, savedefconfig},
449 {"allnoconfig", no_argument, NULL, allnoconfig},
450 {"allyesconfig", no_argument, NULL, allyesconfig},
451 {"allmodconfig", no_argument, NULL, allmodconfig},
452 {"alldefconfig", no_argument, NULL, alldefconfig},
453 {"randconfig", no_argument, NULL, randconfig},
454 {"listnewconfig", no_argument, NULL, listnewconfig},
455 {"oldnoconfig", no_argument, NULL, oldnoconfig},
456 {NULL, 0, NULL, 0}
457};
458
459int main(int ac, char **av)
460{
461 int opt;
462 const char *name;
463 struct stat tmpstat;
464
465 setlocale(LC_ALL, "");
466 bindtextdomain(PACKAGE, LOCALEDIR);
467 textdomain(PACKAGE);
468
469 while ((opt = getopt_long(ac, av, "", long_opts, NULL)) != -1) {
470 input_mode = (enum input_mode)opt;
471 switch (opt) {
472 case silentoldconfig:
473 sync_kconfig = 1;
474 break;
475 case defconfig:
476 case savedefconfig:
477 defconfig_file = optarg;
478 break;
479 case randconfig:
480 {
481 struct timeval now;
482 unsigned int seed;
483
484 /*
485 * Use microseconds derived seed,
486 * compensate for systems where it may be zero
487 */
488 gettimeofday(&now, NULL);
489
490 seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
491 srand(seed);
492 break;
493 }
494 case '?':
495 fprintf(stderr, _("See README for usage info\n"));
496 exit(1);
497 break;
498 }
499 }
500 if (ac == optind) {
501 printf(_("%s: Kconfig file missing\n"), av[0]);
502 exit(1);
503 }
504 name = av[optind];
505 conf_parse(name);
506 //zconfdump(stdout);
507 if (sync_kconfig) {
508 name = conf_get_configname();
509 if (stat(name, &tmpstat)) {
510 fprintf(stderr, _("***\n"
511 "*** Configuration file \"%s\" not found!\n"
512 "***\n"
513 "*** Please run some configurator (e.g. \"make oldconfig\" or\n"
514 "*** \"make menuconfig\" or \"make xconfig\").\n"
515 "***\n"), name);
516 exit(1);
517 }
518 }
519
520 switch (input_mode) {
521 case defconfig:
522 if (!defconfig_file)
523 defconfig_file = conf_get_default_confname();
524 if (conf_read(defconfig_file)) {
525 printf(_("***\n"
526 "*** Can't find default configuration \"%s\"!\n"
527 "***\n"), defconfig_file);
528 exit(1);
529 }
530 break;
531 case savedefconfig:
532 case silentoldconfig:
533 case oldaskconfig:
534 case oldconfig:
535 case listnewconfig:
536 case oldnoconfig:
537 conf_read(NULL);
538 break;
539 case allnoconfig:
540 case allyesconfig:
541 case allmodconfig:
542 case alldefconfig:
543 case randconfig:
544 name = getenv("KCONFIG_ALLCONFIG");
545 if (name && !stat(name, &tmpstat)) {
546 conf_read_simple(name, S_DEF_USER);
547 break;
548 }
549 switch (input_mode) {
550 case allnoconfig: name = "allno.config"; break;
551 case allyesconfig: name = "allyes.config"; break;
552 case allmodconfig: name = "allmod.config"; break;
553 case alldefconfig: name = "alldef.config"; break;
554 case randconfig: name = "allrandom.config"; break;
555 default: break;
556 }
557 if (!stat(name, &tmpstat))
558 conf_read_simple(name, S_DEF_USER);
559 else if (!stat("all.config", &tmpstat))
560 conf_read_simple("all.config", S_DEF_USER);
561 break;
562 default:
563 break;
564 }
565
566 if (sync_kconfig) {
567 if (conf_get_changed()) {
568 name = getenv("KCONFIG_NOSILENTUPDATE");
569 if (name && *name) {
570 fprintf(stderr,
571 _("\n*** The configuration requires explicit update.\n\n"));
572 return 1;
573 }
574 }
575 valid_stdin = isatty(0) && isatty(1) && isatty(2);
576 }
577
578 switch (input_mode) {
579 case allnoconfig:
580 conf_set_all_new_symbols(def_no);
581 break;
582 case allyesconfig:
583 conf_set_all_new_symbols(def_yes);
584 break;
585 case allmodconfig:
586 conf_set_all_new_symbols(def_mod);
587 break;
588 case alldefconfig:
589 conf_set_all_new_symbols(def_default);
590 break;
591 case randconfig:
592 conf_set_all_new_symbols(def_random);
593 break;
594 case defconfig:
595 conf_set_all_new_symbols(def_default);
596 break;
597 case savedefconfig:
598 break;
599 case oldaskconfig:
600 rootEntry = &rootmenu;
601 conf(&rootmenu);
602 input_mode = silentoldconfig;
603 /* fall through */
604 case oldconfig:
605 case listnewconfig:
606 case oldnoconfig:
607 case silentoldconfig:
608 /* Update until a loop caused no more changes */
609 do {
610 conf_cnt = 0;
611 check_conf(&rootmenu);
612 } while (conf_cnt &&
613 (input_mode != listnewconfig &&
614 input_mode != oldnoconfig));
615 break;
616 }
617
618 if (sync_kconfig) {
619 /* silentoldconfig is used during the build so we shall update autoconf.
620 * All other commands are only used to generate a config.
621 */
622 if (conf_get_changed() && conf_write(NULL)) {
623 fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
624 exit(1);
625 }
626 if (conf_write_autoconf()) {
627 fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
628 return 1;
629 }
630 } else if (input_mode == savedefconfig) {
631 if (conf_write_defconfig(defconfig_file)) {
632 fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
633 defconfig_file);
634 return 1;
635 }
636 } else if (input_mode != listnewconfig) {
637 if (conf_write(NULL)) {
638 fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
639 exit(1);
640 }
641 }
642 return 0;
643}
644/*
645 * Helper function to facilitate fgets() by Jean Sacren.
646 */
647void xfgets(str, size, in)
648 char *str;
649 int size;
650 FILE *in;
651{
652 if (fgets(str, size, in) == NULL)
653 fprintf(stderr, "\nError in reading or end of file.\n");
654}