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1/*
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 <limits.h>
9#include <stdio.h>
10#include <stdlib.h>
11#include <string.h>
12#include <time.h>
13#include <unistd.h>
14#include <getopt.h>
15#include <sys/stat.h>
16#include <sys/time.h>
17#include <errno.h>
18
19#include "lkc.h"
20
21static void conf(struct menu *menu);
22static void check_conf(struct menu *menu);
23static void xfgets(char *str, int size, FILE *in);
24
25enum input_mode {
26 oldaskconfig,
27 silentoldconfig,
28 oldconfig,
29 allnoconfig,
30 allyesconfig,
31 allmodconfig,
32 alldefconfig,
33 randconfig,
34 defconfig,
35 savedefconfig,
36 listnewconfig,
37 olddefconfig,
38} input_mode = oldaskconfig;
39
40static int indent = 1;
41static int tty_stdio;
42static int valid_stdin = 1;
43static int sync_kconfig;
44static int conf_cnt;
45static char line[PATH_MAX];
46static struct menu *rootEntry;
47
48static void print_help(struct menu *menu)
49{
50 struct gstr help = str_new();
51
52 menu_get_ext_help(menu, &help);
53
54 printf("\n%s\n", str_get(&help));
55 str_free(&help);
56}
57
58static void strip(char *str)
59{
60 char *p = str;
61 int l;
62
63 while ((isspace(*p)))
64 p++;
65 l = strlen(p);
66 if (p != str)
67 memmove(str, p, l + 1);
68 if (!l)
69 return;
70 p = str + l - 1;
71 while ((isspace(*p)))
72 *p-- = 0;
73}
74
75static void check_stdin(void)
76{
77 if (!valid_stdin) {
78 printf(_("aborted!\n\n"));
79 printf(_("Console input/output is redirected. "));
80 printf(_("Run 'make oldconfig' to update configuration.\n\n"));
81 exit(1);
82 }
83}
84
85static int conf_askvalue(struct symbol *sym, const char *def)
86{
87 enum symbol_type type = sym_get_type(sym);
88
89 if (!sym_has_value(sym))
90 printf(_("(NEW) "));
91
92 line[0] = '\n';
93 line[1] = 0;
94
95 if (!sym_is_changable(sym)) {
96 printf("%s\n", def);
97 line[0] = '\n';
98 line[1] = 0;
99 return 0;
100 }
101
102 switch (input_mode) {
103 case oldconfig:
104 case silentoldconfig:
105 if (sym_has_value(sym)) {
106 printf("%s\n", def);
107 return 0;
108 }
109 check_stdin();
110 /* fall through */
111 case oldaskconfig:
112 fflush(stdout);
113 xfgets(line, sizeof(line), stdin);
114 if (!tty_stdio)
115 printf("\n");
116 return 1;
117 default:
118 break;
119 }
120
121 switch (type) {
122 case S_INT:
123 case S_HEX:
124 case S_STRING:
125 printf("%s\n", def);
126 return 1;
127 default:
128 ;
129 }
130 printf("%s", line);
131 return 1;
132}
133
134static int conf_string(struct menu *menu)
135{
136 struct symbol *sym = menu->sym;
137 const char *def;
138
139 while (1) {
140 printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
141 printf("(%s) ", sym->name);
142 def = sym_get_string_value(sym);
143 if (sym_get_string_value(sym))
144 printf("[%s] ", def);
145 if (!conf_askvalue(sym, def))
146 return 0;
147 switch (line[0]) {
148 case '\n':
149 break;
150 case '?':
151 /* print help */
152 if (line[1] == '\n') {
153 print_help(menu);
154 def = NULL;
155 break;
156 }
157 /* fall through */
158 default:
159 line[strlen(line)-1] = 0;
160 def = line;
161 }
162 if (def && sym_set_string_value(sym, def))
163 return 0;
164 }
165}
166
167static int conf_sym(struct menu *menu)
168{
169 struct symbol *sym = menu->sym;
170 tristate oldval, newval;
171
172 while (1) {
173 printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
174 if (sym->name)
175 printf("(%s) ", sym->name);
176 putchar('[');
177 oldval = sym_get_tristate_value(sym);
178 switch (oldval) {
179 case no:
180 putchar('N');
181 break;
182 case mod:
183 putchar('M');
184 break;
185 case yes:
186 putchar('Y');
187 break;
188 }
189 if (oldval != no && sym_tristate_within_range(sym, no))
190 printf("/n");
191 if (oldval != mod && sym_tristate_within_range(sym, mod))
192 printf("/m");
193 if (oldval != yes && sym_tristate_within_range(sym, yes))
194 printf("/y");
195 if (menu_has_help(menu))
196 printf("/?");
197 printf("] ");
198 if (!conf_askvalue(sym, sym_get_string_value(sym)))
199 return 0;
200 strip(line);
201
202 switch (line[0]) {
203 case 'n':
204 case 'N':
205 newval = no;
206 if (!line[1] || !strcmp(&line[1], "o"))
207 break;
208 continue;
209 case 'm':
210 case 'M':
211 newval = mod;
212 if (!line[1])
213 break;
214 continue;
215 case 'y':
216 case 'Y':
217 newval = yes;
218 if (!line[1] || !strcmp(&line[1], "es"))
219 break;
220 continue;
221 case 0:
222 newval = oldval;
223 break;
224 case '?':
225 goto help;
226 default:
227 continue;
228 }
229 if (sym_set_tristate_value(sym, newval))
230 return 0;
231help:
232 print_help(menu);
233 }
234}
235
236static int conf_choice(struct menu *menu)
237{
238 struct symbol *sym, *def_sym;
239 struct menu *child;
240 bool is_new;
241
242 sym = menu->sym;
243 is_new = !sym_has_value(sym);
244 if (sym_is_changable(sym)) {
245 conf_sym(menu);
246 sym_calc_value(sym);
247 switch (sym_get_tristate_value(sym)) {
248 case no:
249 return 1;
250 case mod:
251 return 0;
252 case yes:
253 break;
254 }
255 } else {
256 switch (sym_get_tristate_value(sym)) {
257 case no:
258 return 1;
259 case mod:
260 printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
261 return 0;
262 case yes:
263 break;
264 }
265 }
266
267 while (1) {
268 int cnt, def;
269
270 printf("%*s%s\n", indent - 1, "", _(menu_get_prompt(menu)));
271 def_sym = sym_get_choice_value(sym);
272 cnt = def = 0;
273 line[0] = 0;
274 for (child = menu->list; child; child = child->next) {
275 if (!menu_is_visible(child))
276 continue;
277 if (!child->sym) {
278 printf("%*c %s\n", indent, '*', _(menu_get_prompt(child)));
279 continue;
280 }
281 cnt++;
282 if (child->sym == def_sym) {
283 def = cnt;
284 printf("%*c", indent, '>');
285 } else
286 printf("%*c", indent, ' ');
287 printf(" %d. %s", cnt, _(menu_get_prompt(child)));
288 if (child->sym->name)
289 printf(" (%s)", child->sym->name);
290 if (!sym_has_value(child->sym))
291 printf(_(" (NEW)"));
292 printf("\n");
293 }
294 printf(_("%*schoice"), indent - 1, "");
295 if (cnt == 1) {
296 printf("[1]: 1\n");
297 goto conf_childs;
298 }
299 printf("[1-%d", cnt);
300 if (menu_has_help(menu))
301 printf("?");
302 printf("]: ");
303 switch (input_mode) {
304 case oldconfig:
305 case silentoldconfig:
306 if (!is_new) {
307 cnt = def;
308 printf("%d\n", cnt);
309 break;
310 }
311 check_stdin();
312 /* fall through */
313 case oldaskconfig:
314 fflush(stdout);
315 xfgets(line, sizeof(line), stdin);
316 strip(line);
317 if (line[0] == '?') {
318 print_help(menu);
319 continue;
320 }
321 if (!line[0])
322 cnt = def;
323 else if (isdigit(line[0]))
324 cnt = atoi(line);
325 else
326 continue;
327 break;
328 default:
329 break;
330 }
331
332 conf_childs:
333 for (child = menu->list; child; child = child->next) {
334 if (!child->sym || !menu_is_visible(child))
335 continue;
336 if (!--cnt)
337 break;
338 }
339 if (!child)
340 continue;
341 if (line[0] && line[strlen(line) - 1] == '?') {
342 print_help(child);
343 continue;
344 }
345 sym_set_choice_value(sym, child->sym);
346 for (child = child->list; child; child = child->next) {
347 indent += 2;
348 conf(child);
349 indent -= 2;
350 }
351 return 1;
352 }
353}
354
355static void conf(struct menu *menu)
356{
357 struct symbol *sym;
358 struct property *prop;
359 struct menu *child;
360
361 if (!menu_is_visible(menu))
362 return;
363
364 sym = menu->sym;
365 prop = menu->prompt;
366 if (prop) {
367 const char *prompt;
368
369 switch (prop->type) {
370 case P_MENU:
371 if ((input_mode == silentoldconfig ||
372 input_mode == listnewconfig ||
373 input_mode == olddefconfig) &&
374 rootEntry != menu) {
375 check_conf(menu);
376 return;
377 }
378 /* fall through */
379 case P_COMMENT:
380 prompt = menu_get_prompt(menu);
381 if (prompt)
382 printf("%*c\n%*c %s\n%*c\n",
383 indent, '*',
384 indent, '*', _(prompt),
385 indent, '*');
386 default:
387 ;
388 }
389 }
390
391 if (!sym)
392 goto conf_childs;
393
394 if (sym_is_choice(sym)) {
395 conf_choice(menu);
396 if (sym->curr.tri != mod)
397 return;
398 goto conf_childs;
399 }
400
401 switch (sym->type) {
402 case S_INT:
403 case S_HEX:
404 case S_STRING:
405 conf_string(menu);
406 break;
407 default:
408 conf_sym(menu);
409 break;
410 }
411
412conf_childs:
413 if (sym)
414 indent += 2;
415 for (child = menu->list; child; child = child->next)
416 conf(child);
417 if (sym)
418 indent -= 2;
419}
420
421static void check_conf(struct menu *menu)
422{
423 struct symbol *sym;
424 struct menu *child;
425
426 if (!menu_is_visible(menu))
427 return;
428
429 sym = menu->sym;
430 if (sym && !sym_has_value(sym)) {
431 if (sym_is_changable(sym) ||
432 (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
433 if (input_mode == listnewconfig) {
434 if (sym->name && !sym_is_choice_value(sym)) {
435 printf("%s%s\n", CONFIG_, sym->name);
436 }
437 } else if (input_mode != olddefconfig) {
438 if (!conf_cnt++)
439 printf(_("*\n* Restart config...\n*\n"));
440 rootEntry = menu_get_parent_menu(menu);
441 conf(rootEntry);
442 }
443 }
444 }
445
446 for (child = menu->list; child; child = child->next)
447 check_conf(child);
448}
449
450static struct option long_opts[] = {
451 {"oldaskconfig", no_argument, NULL, oldaskconfig},
452 {"oldconfig", no_argument, NULL, oldconfig},
453 {"silentoldconfig", no_argument, NULL, silentoldconfig},
454 {"defconfig", optional_argument, NULL, defconfig},
455 {"savedefconfig", required_argument, NULL, savedefconfig},
456 {"allnoconfig", no_argument, NULL, allnoconfig},
457 {"allyesconfig", no_argument, NULL, allyesconfig},
458 {"allmodconfig", no_argument, NULL, allmodconfig},
459 {"alldefconfig", no_argument, NULL, alldefconfig},
460 {"randconfig", no_argument, NULL, randconfig},
461 {"listnewconfig", no_argument, NULL, listnewconfig},
462 {"olddefconfig", no_argument, NULL, olddefconfig},
463 /*
464 * oldnoconfig is an alias of olddefconfig, because people already
465 * are dependent on its behavior(sets new symbols to their default
466 * value but not 'n') with the counter-intuitive name.
467 */
468 {"oldnoconfig", no_argument, NULL, olddefconfig},
469 {NULL, 0, NULL, 0}
470};
471
472static void conf_usage(const char *progname)
473{
474
475 printf("Usage: %s [-s] [option] <kconfig-file>\n", progname);
476 printf("[option] is _one_ of the following:\n");
477 printf(" --listnewconfig List new options\n");
478 printf(" --oldaskconfig Start a new configuration using a line-oriented program\n");
479 printf(" --oldconfig Update a configuration using a provided .config as base\n");
480 printf(" --silentoldconfig Same as oldconfig, but quietly, additionally update deps\n");
481 printf(" --olddefconfig Same as silentoldconfig but sets new symbols to their default value\n");
482 printf(" --oldnoconfig An alias of olddefconfig\n");
483 printf(" --defconfig <file> New config with default defined in <file>\n");
484 printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n");
485 printf(" --allnoconfig New config where all options are answered with no\n");
486 printf(" --allyesconfig New config where all options are answered with yes\n");
487 printf(" --allmodconfig New config where all options are answered with mod\n");
488 printf(" --alldefconfig New config with all symbols set to default\n");
489 printf(" --randconfig New config with random answer to all options\n");
490}
491
492int main(int ac, char **av)
493{
494 const char *progname = av[0];
495 int opt;
496 const char *name, *defconfig_file = NULL /* gcc uninit */;
497 struct stat tmpstat;
498
499 setlocale(LC_ALL, "");
500 bindtextdomain(PACKAGE, LOCALEDIR);
501 textdomain(PACKAGE);
502
503 tty_stdio = isatty(0) && isatty(1) && isatty(2);
504
505 while ((opt = getopt_long(ac, av, "s", long_opts, NULL)) != -1) {
506 if (opt == 's') {
507 conf_set_message_callback(NULL);
508 continue;
509 }
510 input_mode = (enum input_mode)opt;
511 switch (opt) {
512 case silentoldconfig:
513 sync_kconfig = 1;
514 break;
515 case defconfig:
516 case savedefconfig:
517 defconfig_file = optarg;
518 break;
519 case randconfig:
520 {
521 struct timeval now;
522 unsigned int seed;
523 char *seed_env;
524
525 /*
526 * Use microseconds derived seed,
527 * compensate for systems where it may be zero
528 */
529 gettimeofday(&now, NULL);
530 seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
531
532 seed_env = getenv("KCONFIG_SEED");
533 if( seed_env && *seed_env ) {
534 char *endp;
535 int tmp = (int)strtol(seed_env, &endp, 0);
536 if (*endp == '\0') {
537 seed = tmp;
538 }
539 }
540 fprintf( stderr, "KCONFIG_SEED=0x%X\n", seed );
541 srand(seed);
542 break;
543 }
544 case oldaskconfig:
545 case oldconfig:
546 case allnoconfig:
547 case allyesconfig:
548 case allmodconfig:
549 case alldefconfig:
550 case listnewconfig:
551 case olddefconfig:
552 break;
553 case '?':
554 conf_usage(progname);
555 exit(1);
556 break;
557 }
558 }
559 if (ac == optind) {
560 printf(_("%s: Kconfig file missing\n"), av[0]);
561 conf_usage(progname);
562 exit(1);
563 }
564 name = av[optind];
565 conf_parse(name);
566 //zconfdump(stdout);
567 if (sync_kconfig) {
568 name = conf_get_configname();
569 if (stat(name, &tmpstat)) {
570 fprintf(stderr, _("***\n"
571 "*** Configuration file \"%s\" not found!\n"
572 "***\n"
573 "*** Please run some configurator (e.g. \"make oldconfig\" or\n"
574 "*** \"make menuconfig\" or \"make xconfig\").\n"
575 "***\n"), name);
576 exit(1);
577 }
578 }
579
580 switch (input_mode) {
581 case defconfig:
582 if (!defconfig_file)
583 defconfig_file = conf_get_default_confname();
584 if (conf_read(defconfig_file)) {
585 printf(_("***\n"
586 "*** Can't find default configuration \"%s\"!\n"
587 "***\n"), defconfig_file);
588 exit(1);
589 }
590 break;
591 case savedefconfig:
592 case silentoldconfig:
593 case oldaskconfig:
594 case oldconfig:
595 case listnewconfig:
596 case olddefconfig:
597 conf_read(NULL);
598 break;
599 case allnoconfig:
600 case allyesconfig:
601 case allmodconfig:
602 case alldefconfig:
603 case randconfig:
604 name = getenv("KCONFIG_ALLCONFIG");
605 if (!name)
606 break;
607 if ((strcmp(name, "") != 0) && (strcmp(name, "1") != 0)) {
608 if (conf_read_simple(name, S_DEF_USER)) {
609 fprintf(stderr,
610 _("*** Can't read seed configuration \"%s\"!\n"),
611 name);
612 exit(1);
613 }
614 break;
615 }
616 switch (input_mode) {
617 case allnoconfig: name = "allno.config"; break;
618 case allyesconfig: name = "allyes.config"; break;
619 case allmodconfig: name = "allmod.config"; break;
620 case alldefconfig: name = "alldef.config"; break;
621 case randconfig: name = "allrandom.config"; break;
622 default: break;
623 }
624 if (conf_read_simple(name, S_DEF_USER) &&
625 conf_read_simple("all.config", S_DEF_USER)) {
626 fprintf(stderr,
627 _("*** KCONFIG_ALLCONFIG set, but no \"%s\" or \"all.config\" file found\n"),
628 name);
629 exit(1);
630 }
631 break;
632 default:
633 break;
634 }
635
636 if (sync_kconfig) {
637 if (conf_get_changed()) {
638 name = getenv("KCONFIG_NOSILENTUPDATE");
639 if (name && *name) {
640 fprintf(stderr,
641 _("\n*** The configuration requires explicit update.\n\n"));
642 return 1;
643 }
644 }
645 valid_stdin = tty_stdio;
646 }
647
648 switch (input_mode) {
649 case allnoconfig:
650 conf_set_all_new_symbols(def_no);
651 break;
652 case allyesconfig:
653 conf_set_all_new_symbols(def_yes);
654 break;
655 case allmodconfig:
656 conf_set_all_new_symbols(def_mod);
657 break;
658 case alldefconfig:
659 conf_set_all_new_symbols(def_default);
660 break;
661 case randconfig:
662 /* Really nothing to do in this loop */
663 while (conf_set_all_new_symbols(def_random)) ;
664 break;
665 case defconfig:
666 conf_set_all_new_symbols(def_default);
667 break;
668 case savedefconfig:
669 break;
670 case oldaskconfig:
671 rootEntry = &rootmenu;
672 conf(&rootmenu);
673 input_mode = silentoldconfig;
674 /* fall through */
675 case oldconfig:
676 case listnewconfig:
677 case olddefconfig:
678 case silentoldconfig:
679 /* Update until a loop caused no more changes */
680 do {
681 conf_cnt = 0;
682 check_conf(&rootmenu);
683 } while (conf_cnt &&
684 (input_mode != listnewconfig &&
685 input_mode != olddefconfig));
686 break;
687 }
688
689 if (sync_kconfig) {
690 /* silentoldconfig is used during the build so we shall update autoconf.
691 * All other commands are only used to generate a config.
692 */
693 if (conf_get_changed() && conf_write(NULL)) {
694 fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
695 exit(1);
696 }
697 if (conf_write_autoconf()) {
698 fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
699 return 1;
700 }
701 } else if (input_mode == savedefconfig) {
702 if (conf_write_defconfig(defconfig_file)) {
703 fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
704 defconfig_file);
705 return 1;
706 }
707 } else if (input_mode != listnewconfig) {
708 if (conf_write(NULL)) {
709 fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
710 exit(1);
711 }
712 }
713 return 0;
714}
715
716/*
717 * Helper function to facilitate fgets() by Jean Sacren.
718 */
719void xfgets(char *str, int size, FILE *in)
720{
721 if (fgets(str, size, in) == NULL)
722 fprintf(stderr, "\nError in reading or end of file.\n");
723}
1/*
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#include "lkc.h"
18
19static void conf(struct menu *menu);
20static void check_conf(struct menu *menu);
21static void xfgets(char *str, int size, FILE *in);
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
38static int indent = 1;
39static int valid_stdin = 1;
40static int sync_kconfig;
41static int conf_cnt;
42static char line[128];
43static struct menu *rootEntry;
44
45static void print_help(struct menu *menu)
46{
47 struct gstr help = str_new();
48
49 menu_get_ext_help(menu, &help);
50
51 printf("\n%s\n", str_get(&help));
52 str_free(&help);
53}
54
55static void strip(char *str)
56{
57 char *p = str;
58 int l;
59
60 while ((isspace(*p)))
61 p++;
62 l = strlen(p);
63 if (p != str)
64 memmove(str, p, l + 1);
65 if (!l)
66 return;
67 p = str + l - 1;
68 while ((isspace(*p)))
69 *p-- = 0;
70}
71
72static void check_stdin(void)
73{
74 if (!valid_stdin) {
75 printf(_("aborted!\n\n"));
76 printf(_("Console input/output is redirected. "));
77 printf(_("Run 'make oldconfig' to update configuration.\n\n"));
78 exit(1);
79 }
80}
81
82static int conf_askvalue(struct symbol *sym, const char *def)
83{
84 enum symbol_type type = sym_get_type(sym);
85
86 if (!sym_has_value(sym))
87 printf(_("(NEW) "));
88
89 line[0] = '\n';
90 line[1] = 0;
91
92 if (!sym_is_changable(sym)) {
93 printf("%s\n", def);
94 line[0] = '\n';
95 line[1] = 0;
96 return 0;
97 }
98
99 switch (input_mode) {
100 case oldconfig:
101 case silentoldconfig:
102 if (sym_has_value(sym)) {
103 printf("%s\n", def);
104 return 0;
105 }
106 check_stdin();
107 /* fall through */
108 case oldaskconfig:
109 fflush(stdout);
110 xfgets(line, 128, stdin);
111 return 1;
112 default:
113 break;
114 }
115
116 switch (type) {
117 case S_INT:
118 case S_HEX:
119 case S_STRING:
120 printf("%s\n", def);
121 return 1;
122 default:
123 ;
124 }
125 printf("%s", line);
126 return 1;
127}
128
129static int conf_string(struct menu *menu)
130{
131 struct symbol *sym = menu->sym;
132 const char *def;
133
134 while (1) {
135 printf("%*s%s ", indent - 1, "", _(menu->prompt->text));
136 printf("(%s) ", sym->name);
137 def = sym_get_string_value(sym);
138 if (sym_get_string_value(sym))
139 printf("[%s] ", def);
140 if (!conf_askvalue(sym, def))
141 return 0;
142 switch (line[0]) {
143 case '\n':
144 break;
145 case '?':
146 /* print help */
147 if (line[1] == '\n') {
148 print_help(menu);
149 def = NULL;
150 break;
151 }
152 /* fall through */
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 /* fall through */
308 case oldaskconfig:
309 fflush(stdout);
310 xfgets(line, 128, stdin);
311 strip(line);
312 if (line[0] == '?') {
313 print_help(menu);
314 continue;
315 }
316 if (!line[0])
317 cnt = def;
318 else if (isdigit(line[0]))
319 cnt = atoi(line);
320 else
321 continue;
322 break;
323 default:
324 break;
325 }
326
327 conf_childs:
328 for (child = menu->list; child; child = child->next) {
329 if (!child->sym || !menu_is_visible(child))
330 continue;
331 if (!--cnt)
332 break;
333 }
334 if (!child)
335 continue;
336 if (line[0] && line[strlen(line) - 1] == '?') {
337 print_help(child);
338 continue;
339 }
340 sym_set_choice_value(sym, child->sym);
341 for (child = child->list; child; child = child->next) {
342 indent += 2;
343 conf(child);
344 indent -= 2;
345 }
346 return 1;
347 }
348}
349
350static void conf(struct menu *menu)
351{
352 struct symbol *sym;
353 struct property *prop;
354 struct menu *child;
355
356 if (!menu_is_visible(menu))
357 return;
358
359 sym = menu->sym;
360 prop = menu->prompt;
361 if (prop) {
362 const char *prompt;
363
364 switch (prop->type) {
365 case P_MENU:
366 if ((input_mode == silentoldconfig ||
367 input_mode == listnewconfig ||
368 input_mode == oldnoconfig) &&
369 rootEntry != menu) {
370 check_conf(menu);
371 return;
372 }
373 /* fall through */
374 case P_COMMENT:
375 prompt = menu_get_prompt(menu);
376 if (prompt)
377 printf("%*c\n%*c %s\n%*c\n",
378 indent, '*',
379 indent, '*', _(prompt),
380 indent, '*');
381 default:
382 ;
383 }
384 }
385
386 if (!sym)
387 goto conf_childs;
388
389 if (sym_is_choice(sym)) {
390 conf_choice(menu);
391 if (sym->curr.tri != mod)
392 return;
393 goto conf_childs;
394 }
395
396 switch (sym->type) {
397 case S_INT:
398 case S_HEX:
399 case S_STRING:
400 conf_string(menu);
401 break;
402 default:
403 conf_sym(menu);
404 break;
405 }
406
407conf_childs:
408 if (sym)
409 indent += 2;
410 for (child = menu->list; child; child = child->next)
411 conf(child);
412 if (sym)
413 indent -= 2;
414}
415
416static void check_conf(struct menu *menu)
417{
418 struct symbol *sym;
419 struct menu *child;
420
421 if (!menu_is_visible(menu))
422 return;
423
424 sym = menu->sym;
425 if (sym && !sym_has_value(sym)) {
426 if (sym_is_changable(sym) ||
427 (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes)) {
428 if (input_mode == listnewconfig) {
429 if (sym->name && !sym_is_choice_value(sym)) {
430 printf("%s%s\n", CONFIG_, sym->name);
431 }
432 } else if (input_mode != oldnoconfig) {
433 if (!conf_cnt++)
434 printf(_("*\n* Restart config...\n*\n"));
435 rootEntry = menu_get_parent_menu(menu);
436 conf(rootEntry);
437 }
438 }
439 }
440
441 for (child = menu->list; child; child = child->next)
442 check_conf(child);
443}
444
445static struct option long_opts[] = {
446 {"oldaskconfig", no_argument, NULL, oldaskconfig},
447 {"oldconfig", no_argument, NULL, oldconfig},
448 {"silentoldconfig", no_argument, NULL, silentoldconfig},
449 {"defconfig", optional_argument, NULL, defconfig},
450 {"savedefconfig", required_argument, NULL, savedefconfig},
451 {"allnoconfig", no_argument, NULL, allnoconfig},
452 {"allyesconfig", no_argument, NULL, allyesconfig},
453 {"allmodconfig", no_argument, NULL, allmodconfig},
454 {"alldefconfig", no_argument, NULL, alldefconfig},
455 {"randconfig", no_argument, NULL, randconfig},
456 {"listnewconfig", no_argument, NULL, listnewconfig},
457 {"oldnoconfig", no_argument, NULL, oldnoconfig},
458 {NULL, 0, NULL, 0}
459};
460
461static void conf_usage(const char *progname)
462{
463
464 printf("Usage: %s [option] <kconfig-file>\n", progname);
465 printf("[option] is _one_ of the following:\n");
466 printf(" --listnewconfig List new options\n");
467 printf(" --oldaskconfig Start a new configuration using a line-oriented program\n");
468 printf(" --oldconfig Update a configuration using a provided .config as base\n");
469 printf(" --silentoldconfig Same as oldconfig, but quietly, additionally update deps\n");
470 printf(" --oldnoconfig Same as silentoldconfig but set new symbols to no\n");
471 printf(" --defconfig <file> New config with default defined in <file>\n");
472 printf(" --savedefconfig <file> Save the minimal current configuration to <file>\n");
473 printf(" --allnoconfig New config where all options are answered with no\n");
474 printf(" --allyesconfig New config where all options are answered with yes\n");
475 printf(" --allmodconfig New config where all options are answered with mod\n");
476 printf(" --alldefconfig New config with all symbols set to default\n");
477 printf(" --randconfig New config with random answer to all options\n");
478}
479
480int main(int ac, char **av)
481{
482 const char *progname = av[0];
483 int opt;
484 const char *name, *defconfig_file = NULL /* gcc uninit */;
485 struct stat tmpstat;
486
487 setlocale(LC_ALL, "");
488 bindtextdomain(PACKAGE, LOCALEDIR);
489 textdomain(PACKAGE);
490
491 while ((opt = getopt_long(ac, av, "", long_opts, NULL)) != -1) {
492 input_mode = (enum input_mode)opt;
493 switch (opt) {
494 case silentoldconfig:
495 sync_kconfig = 1;
496 break;
497 case defconfig:
498 case savedefconfig:
499 defconfig_file = optarg;
500 break;
501 case randconfig:
502 {
503 struct timeval now;
504 unsigned int seed;
505
506 /*
507 * Use microseconds derived seed,
508 * compensate for systems where it may be zero
509 */
510 gettimeofday(&now, NULL);
511
512 seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
513 srand(seed);
514 break;
515 }
516 case oldaskconfig:
517 case oldconfig:
518 case allnoconfig:
519 case allyesconfig:
520 case allmodconfig:
521 case alldefconfig:
522 case listnewconfig:
523 case oldnoconfig:
524 break;
525 case '?':
526 conf_usage(progname);
527 exit(1);
528 break;
529 }
530 }
531 if (ac == optind) {
532 printf(_("%s: Kconfig file missing\n"), av[0]);
533 conf_usage(progname);
534 exit(1);
535 }
536 name = av[optind];
537 conf_parse(name);
538 //zconfdump(stdout);
539 if (sync_kconfig) {
540 name = conf_get_configname();
541 if (stat(name, &tmpstat)) {
542 fprintf(stderr, _("***\n"
543 "*** Configuration file \"%s\" not found!\n"
544 "***\n"
545 "*** Please run some configurator (e.g. \"make oldconfig\" or\n"
546 "*** \"make menuconfig\" or \"make xconfig\").\n"
547 "***\n"), name);
548 exit(1);
549 }
550 }
551
552 switch (input_mode) {
553 case defconfig:
554 if (!defconfig_file)
555 defconfig_file = conf_get_default_confname();
556 if (conf_read(defconfig_file)) {
557 printf(_("***\n"
558 "*** Can't find default configuration \"%s\"!\n"
559 "***\n"), defconfig_file);
560 exit(1);
561 }
562 break;
563 case savedefconfig:
564 case silentoldconfig:
565 case oldaskconfig:
566 case oldconfig:
567 case listnewconfig:
568 case oldnoconfig:
569 conf_read(NULL);
570 break;
571 case allnoconfig:
572 case allyesconfig:
573 case allmodconfig:
574 case alldefconfig:
575 case randconfig:
576 name = getenv("KCONFIG_ALLCONFIG");
577 if (!name)
578 break;
579 if ((strcmp(name, "") != 0) && (strcmp(name, "1") != 0)) {
580 if (conf_read_simple(name, S_DEF_USER)) {
581 fprintf(stderr,
582 _("*** Can't read seed configuration \"%s\"!\n"),
583 name);
584 exit(1);
585 }
586 break;
587 }
588 switch (input_mode) {
589 case allnoconfig: name = "allno.config"; break;
590 case allyesconfig: name = "allyes.config"; break;
591 case allmodconfig: name = "allmod.config"; break;
592 case alldefconfig: name = "alldef.config"; break;
593 case randconfig: name = "allrandom.config"; break;
594 default: break;
595 }
596 if (conf_read_simple(name, S_DEF_USER) &&
597 conf_read_simple("all.config", S_DEF_USER)) {
598 fprintf(stderr,
599 _("*** KCONFIG_ALLCONFIG set, but no \"%s\" or \"all.config\" file found\n"),
600 name);
601 exit(1);
602 }
603 break;
604 default:
605 break;
606 }
607
608 if (sync_kconfig) {
609 if (conf_get_changed()) {
610 name = getenv("KCONFIG_NOSILENTUPDATE");
611 if (name && *name) {
612 fprintf(stderr,
613 _("\n*** The configuration requires explicit update.\n\n"));
614 return 1;
615 }
616 }
617 valid_stdin = isatty(0) && isatty(1) && isatty(2);
618 }
619
620 switch (input_mode) {
621 case allnoconfig:
622 conf_set_all_new_symbols(def_no);
623 break;
624 case allyesconfig:
625 conf_set_all_new_symbols(def_yes);
626 break;
627 case allmodconfig:
628 conf_set_all_new_symbols(def_mod);
629 break;
630 case alldefconfig:
631 conf_set_all_new_symbols(def_default);
632 break;
633 case randconfig:
634 conf_set_all_new_symbols(def_random);
635 break;
636 case defconfig:
637 conf_set_all_new_symbols(def_default);
638 break;
639 case savedefconfig:
640 break;
641 case oldaskconfig:
642 rootEntry = &rootmenu;
643 conf(&rootmenu);
644 input_mode = silentoldconfig;
645 /* fall through */
646 case oldconfig:
647 case listnewconfig:
648 case oldnoconfig:
649 case silentoldconfig:
650 /* Update until a loop caused no more changes */
651 do {
652 conf_cnt = 0;
653 check_conf(&rootmenu);
654 } while (conf_cnt &&
655 (input_mode != listnewconfig &&
656 input_mode != oldnoconfig));
657 break;
658 }
659
660 if (sync_kconfig) {
661 /* silentoldconfig is used during the build so we shall update autoconf.
662 * All other commands are only used to generate a config.
663 */
664 if (conf_get_changed() && conf_write(NULL)) {
665 fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
666 exit(1);
667 }
668 if (conf_write_autoconf()) {
669 fprintf(stderr, _("\n*** Error during update of the configuration.\n\n"));
670 return 1;
671 }
672 } else if (input_mode == savedefconfig) {
673 if (conf_write_defconfig(defconfig_file)) {
674 fprintf(stderr, _("n*** Error while saving defconfig to: %s\n\n"),
675 defconfig_file);
676 return 1;
677 }
678 } else if (input_mode != listnewconfig) {
679 if (conf_write(NULL)) {
680 fprintf(stderr, _("\n*** Error during writing of the configuration.\n\n"));
681 exit(1);
682 }
683 }
684 return 0;
685}
686
687/*
688 * Helper function to facilitate fgets() by Jean Sacren.
689 */
690void xfgets(char *str, int size, FILE *in)
691{
692 if (fgets(str, size, in) == NULL)
693 fprintf(stderr, "\nError in reading or end of file.\n");
694}