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Diffstat (limited to 'scripts/kconfig/mconf.c')
-rw-r--r-- | scripts/kconfig/mconf.c | 1098 |
1 files changed, 1098 insertions, 0 deletions
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c new file mode 100644 index 000000000..31a1f4cd9 --- /dev/null +++ b/scripts/kconfig/mconf.c | |||
@@ -0,0 +1,1098 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> | ||
3 | * Released under the terms of the GNU GPL v2.0. | ||
4 | * | ||
5 | * Introduced single menu mode (show all sub-menus in one large tree). | ||
6 | * 2002-11-06 Petr Baudis <pasky@ucw.cz> | ||
7 | * | ||
8 | * i18n, 2005, Arnaldo Carvalho de Melo <acme@conectiva.com.br> | ||
9 | */ | ||
10 | |||
11 | #include <sys/ioctl.h> | ||
12 | #include <sys/wait.h> | ||
13 | #include <ctype.h> | ||
14 | #include <errno.h> | ||
15 | #include <fcntl.h> | ||
16 | #include <limits.h> | ||
17 | #include <signal.h> | ||
18 | #include <stdarg.h> | ||
19 | #include <stdlib.h> | ||
20 | #include <string.h> | ||
21 | #include <termios.h> | ||
22 | #include <unistd.h> | ||
23 | #include <locale.h> | ||
24 | |||
25 | #define LKC_DIRECT_LINK | ||
26 | #include "lkc.h" | ||
27 | |||
28 | static char menu_backtitle[128]; | ||
29 | static const char mconf_readme[] = N_( | ||
30 | "Overview\n" | ||
31 | "--------\n" | ||
32 | "Some kernel features may be built directly into the kernel.\n" | ||
33 | "Some may be made into loadable runtime modules. Some features\n" | ||
34 | "may be completely removed altogether. There are also certain\n" | ||
35 | "kernel parameters which are not really features, but must be\n" | ||
36 | "entered in as decimal or hexadecimal numbers or possibly text.\n" | ||
37 | "\n" | ||
38 | "Menu items beginning with [*], <M> or [ ] represent features\n" | ||
39 | "configured to be built in, modularized or removed respectively.\n" | ||
40 | "Pointed brackets <> represent module capable features.\n" | ||
41 | "\n" | ||
42 | "To change any of these features, highlight it with the cursor\n" | ||
43 | "keys and press <Y> to build it in, <M> to make it a module or\n" | ||
44 | "<N> to removed it. You may also press the <Space Bar> to cycle\n" | ||
45 | "through the available options (ie. Y->N->M->Y).\n" | ||
46 | "\n" | ||
47 | "Some additional keyboard hints:\n" | ||
48 | "\n" | ||
49 | "Menus\n" | ||
50 | "----------\n" | ||
51 | "o Use the Up/Down arrow keys (cursor keys) to highlight the item\n" | ||
52 | " you wish to change or submenu wish to select and press <Enter>.\n" | ||
53 | " Submenus are designated by \"--->\".\n" | ||
54 | "\n" | ||
55 | " Shortcut: Press the option's highlighted letter (hotkey).\n" | ||
56 | " Pressing a hotkey more than once will sequence\n" | ||
57 | " through all visible items which use that hotkey.\n" | ||
58 | "\n" | ||
59 | " You may also use the <PAGE UP> and <PAGE DOWN> keys to scroll\n" | ||
60 | " unseen options into view.\n" | ||
61 | "\n" | ||
62 | "o To exit a menu use the cursor keys to highlight the <Exit> button\n" | ||
63 | " and press <ENTER>.\n" | ||
64 | "\n" | ||
65 | " Shortcut: Press <ESC><ESC> or <E> or <X> if there is no hotkey\n" | ||
66 | " using those letters. You may press a single <ESC>, but\n" | ||
67 | " there is a delayed response which you may find annoying.\n" | ||
68 | "\n" | ||
69 | " Also, the <TAB> and cursor keys will cycle between <Select>,\n" | ||
70 | " <Exit> and <Help>\n" | ||
71 | "\n" | ||
72 | "o To get help with an item, use the cursor keys to highlight <Help>\n" | ||
73 | " and Press <ENTER>.\n" | ||
74 | "\n" | ||
75 | " Shortcut: Press <H> or <?>.\n" | ||
76 | "\n" | ||
77 | "\n" | ||
78 | "Radiolists (Choice lists)\n" | ||
79 | "-----------\n" | ||
80 | "o Use the cursor keys to select the option you wish to set and press\n" | ||
81 | " <S> or the <SPACE BAR>.\n" | ||
82 | "\n" | ||
83 | " Shortcut: Press the first letter of the option you wish to set then\n" | ||
84 | " press <S> or <SPACE BAR>.\n" | ||
85 | "\n" | ||
86 | "o To see available help for the item, use the cursor keys to highlight\n" | ||
87 | " <Help> and Press <ENTER>.\n" | ||
88 | "\n" | ||
89 | " Shortcut: Press <H> or <?>.\n" | ||
90 | "\n" | ||
91 | " Also, the <TAB> and cursor keys will cycle between <Select> and\n" | ||
92 | " <Help>\n" | ||
93 | "\n" | ||
94 | "\n" | ||
95 | "Data Entry\n" | ||
96 | "-----------\n" | ||
97 | "o Enter the requested information and press <ENTER>\n" | ||
98 | " If you are entering hexadecimal values, it is not necessary to\n" | ||
99 | " add the '0x' prefix to the entry.\n" | ||
100 | "\n" | ||
101 | "o For help, use the <TAB> or cursor keys to highlight the help option\n" | ||
102 | " and press <ENTER>. You can try <TAB><H> as well.\n" | ||
103 | "\n" | ||
104 | "\n" | ||
105 | "Text Box (Help Window)\n" | ||
106 | "--------\n" | ||
107 | "o Use the cursor keys to scroll up/down/left/right. The VI editor\n" | ||
108 | " keys h,j,k,l function here as do <SPACE BAR> and <B> for those\n" | ||
109 | " who are familiar with less and lynx.\n" | ||
110 | "\n" | ||
111 | "o Press <E>, <X>, <Enter> or <Esc><Esc> to exit.\n" | ||
112 | "\n" | ||
113 | "\n" | ||
114 | "Alternate Configuration Files\n" | ||
115 | "-----------------------------\n" | ||
116 | "Menuconfig supports the use of alternate configuration files for\n" | ||
117 | "those who, for various reasons, find it necessary to switch\n" | ||
118 | "between different busybox configurations.\n" | ||
119 | "\n" | ||
120 | "At the end of the main menu you will find two options. One is\n" | ||
121 | "for saving the current configuration to a file of your choosing.\n" | ||
122 | "The other option is for loading a previously saved alternate\n" | ||
123 | "configuration.\n" | ||
124 | "\n" | ||
125 | "Even if you don't use alternate configuration files, but you\n" | ||
126 | "find during a Menuconfig session that you have completely messed\n" | ||
127 | "up your settings, you may use the \"Load Alternate...\" option to\n" | ||
128 | "restore your previously saved settings from \".config\" without\n" | ||
129 | "restarting Menuconfig.\n" | ||
130 | "\n" | ||
131 | "Other information\n" | ||
132 | "-----------------\n" | ||
133 | "If you use Menuconfig in an XTERM window make sure you have your\n" | ||
134 | "$TERM variable set to point to a xterm definition which supports color.\n" | ||
135 | "Otherwise, Menuconfig will look rather bad. Menuconfig will not\n" | ||
136 | "display correctly in a RXVT window because rxvt displays only one\n" | ||
137 | "intensity of color, bright.\n" | ||
138 | "\n" | ||
139 | "Menuconfig will display larger menus on screens or xterms which are\n" | ||
140 | "set to display more than the standard 25 row by 80 column geometry.\n" | ||
141 | "In order for this to work, the \"stty size\" command must be able to\n" | ||
142 | "display the screen's current row and column geometry. I STRONGLY\n" | ||
143 | "RECOMMEND that you make sure you do NOT have the shell variables\n" | ||
144 | "LINES and COLUMNS exported into your environment. Some distributions\n" | ||
145 | "export those variables via /etc/profile. Some ncurses programs can\n" | ||
146 | "become confused when those variables (LINES & COLUMNS) don't reflect\n" | ||
147 | "the true screen size.\n" | ||
148 | "\n" | ||
149 | "Optional personality available\n" | ||
150 | "------------------------------\n" | ||
151 | "If you prefer to have all of the kernel options listed in a single\n" | ||
152 | "menu, rather than the default multimenu hierarchy, run the menuconfig\n" | ||
153 | "with MENUCONFIG_MODE environment variable set to single_menu. Example:\n" | ||
154 | "\n" | ||
155 | "make MENUCONFIG_MODE=single_menu menuconfig\n" | ||
156 | "\n" | ||
157 | "<Enter> will then unroll the appropriate category, or enfold it if it\n" | ||
158 | "is already unrolled.\n" | ||
159 | "\n" | ||
160 | "Note that this mode can eventually be a little more CPU expensive\n" | ||
161 | "(especially with a larger number of unrolled categories) than the\n" | ||
162 | "default mode.\n"), | ||
163 | menu_instructions[] = N_( | ||
164 | "Arrow keys navigate the menu. " | ||
165 | "<Enter> selects submenus --->. " | ||
166 | "Highlighted letters are hotkeys. " | ||
167 | "Pressing <Y> includes, <N> excludes, <M> modularizes features. " | ||
168 | "Press <Esc><Esc> to exit, <?> for Help, </> for Search. " | ||
169 | "Legend: [*] built-in [ ] excluded <M> module < > module capable"), | ||
170 | radiolist_instructions[] = N_( | ||
171 | "Use the arrow keys to navigate this window or " | ||
172 | "press the hotkey of the item you wish to select " | ||
173 | "followed by the <SPACE BAR>. " | ||
174 | "Press <?> for additional information about this option."), | ||
175 | inputbox_instructions_int[] = N_( | ||
176 | "Please enter a decimal value. " | ||
177 | "Fractions will not be accepted. " | ||
178 | "Use the <TAB> key to move from the input field to the buttons below it."), | ||
179 | inputbox_instructions_hex[] = N_( | ||
180 | "Please enter a hexadecimal value. " | ||
181 | "Use the <TAB> key to move from the input field to the buttons below it."), | ||
182 | inputbox_instructions_string[] = N_( | ||
183 | "Please enter a string value. " | ||
184 | "Use the <TAB> key to move from the input field to the buttons below it."), | ||
185 | setmod_text[] = N_( | ||
186 | "This feature depends on another which has been configured as a module.\n" | ||
187 | "As a result, this feature will be built as a module."), | ||
188 | nohelp_text[] = N_( | ||
189 | "There is no help available for this kernel option.\n"), | ||
190 | load_config_text[] = N_( | ||
191 | "Enter the name of the configuration file you wish to load. " | ||
192 | "Accept the name shown to restore the configuration you " | ||
193 | "last retrieved. Leave blank to abort."), | ||
194 | load_config_help[] = N_( | ||
195 | "\n" | ||
196 | "For various reasons, one may wish to keep several different kernel\n" | ||
197 | "configurations available on a single machine.\n" | ||
198 | "\n" | ||
199 | "If you have saved a previous configuration in a file other than the\n" | ||
200 | "kernel's default, entering the name of the file here will allow you\n" | ||
201 | "to modify that configuration.\n" | ||
202 | "\n" | ||
203 | "If you are uncertain, then you have probably never used alternate\n" | ||
204 | "configuration files. You should therefor leave this blank to abort.\n"), | ||
205 | save_config_text[] = N_( | ||
206 | "Enter a filename to which this configuration should be saved " | ||
207 | "as an alternate. Leave blank to abort."), | ||
208 | save_config_help[] = N_( | ||
209 | "\n" | ||
210 | "For various reasons, one may wish to keep different kernel\n" | ||
211 | "configurations available on a single machine.\n" | ||
212 | "\n" | ||
213 | "Entering a file name here will allow you to later retrieve, modify\n" | ||
214 | "and use the current configuration as an alternate to whatever\n" | ||
215 | "configuration options you have selected at that time.\n" | ||
216 | "\n" | ||
217 | "If you are uncertain what all this means then you should probably\n" | ||
218 | "leave this blank.\n"), | ||
219 | search_help[] = N_( | ||
220 | "\n" | ||
221 | "Search for CONFIG_ symbols and display their relations.\n" | ||
222 | "Regular expressions are allowed.\n" | ||
223 | "Example: search for \"^FOO\"\n" | ||
224 | "Result:\n" | ||
225 | "-----------------------------------------------------------------\n" | ||
226 | "Symbol: FOO [=m]\n" | ||
227 | "Prompt: Foo bus is used to drive the bar HW\n" | ||
228 | "Defined at drivers/pci/Kconfig:47\n" | ||
229 | "Depends on: X86_LOCAL_APIC && X86_IO_APIC || IA64\n" | ||
230 | "Location:\n" | ||
231 | " -> Bus options (PCI, PCMCIA, EISA, MCA, ISA)\n" | ||
232 | " -> PCI support (PCI [=y])\n" | ||
233 | " -> PCI access mode (<choice> [=y])\n" | ||
234 | "Selects: LIBCRC32\n" | ||
235 | "Selected by: BAR\n" | ||
236 | "-----------------------------------------------------------------\n" | ||
237 | "o The line 'Prompt:' shows the text used in the menu structure for\n" | ||
238 | " this CONFIG_ symbol\n" | ||
239 | "o The 'Defined at' line tell at what file / line number the symbol\n" | ||
240 | " is defined\n" | ||
241 | "o The 'Depends on:' line tell what symbols needs to be defined for\n" | ||
242 | " this symbol to be visible in the menu (selectable)\n" | ||
243 | "o The 'Location:' lines tell where in the menu structure this symbol\n" | ||
244 | " is located\n" | ||
245 | " A location followed by a [=y] indicate that this is a selectable\n" | ||
246 | " menu item - and current value is displayed inside brackets.\n" | ||
247 | "o The 'Selects:' line tell what symbol will be automatically\n" | ||
248 | " selected if this symbol is selected (y or m)\n" | ||
249 | "o The 'Selected by' line tell what symbol has selected this symbol\n" | ||
250 | "\n" | ||
251 | "Only relevant lines are shown.\n" | ||
252 | "\n\n" | ||
253 | "Search examples:\n" | ||
254 | "Examples: USB => find all CONFIG_ symbols containing USB\n" | ||
255 | " ^USB => find all CONFIG_ symbols starting with USB\n" | ||
256 | " USB$ => find all CONFIG_ symbols ending with USB\n" | ||
257 | "\n"); | ||
258 | |||
259 | static char buf[4096], *bufptr = buf; | ||
260 | static char input_buf[4096]; | ||
261 | static char filename[PATH_MAX+1] = ".config"; | ||
262 | static char *args[1024], **argptr = args; | ||
263 | static int indent; | ||
264 | static struct termios ios_org; | ||
265 | static int rows = 0, cols = 0; | ||
266 | static struct menu *current_menu; | ||
267 | static int child_count; | ||
268 | static int do_resize; | ||
269 | static int single_menu_mode; | ||
270 | |||
271 | static void conf(struct menu *menu); | ||
272 | static void conf_choice(struct menu *menu); | ||
273 | static void conf_string(struct menu *menu); | ||
274 | static void conf_load(void); | ||
275 | static void conf_save(void); | ||
276 | static void show_textbox(const char *title, const char *text, int r, int c); | ||
277 | static void show_helptext(const char *title, const char *text); | ||
278 | static void show_help(struct menu *menu); | ||
279 | static void show_file(const char *filename, const char *title, int r, int c); | ||
280 | |||
281 | static void cprint_init(void); | ||
282 | static int cprint1(const char *fmt, ...); | ||
283 | static void cprint_done(void); | ||
284 | static int cprint(const char *fmt, ...); | ||
285 | |||
286 | static void init_wsize(void) | ||
287 | { | ||
288 | struct winsize ws; | ||
289 | char *env; | ||
290 | |||
291 | if (!ioctl(STDIN_FILENO, TIOCGWINSZ, &ws)) { | ||
292 | rows = ws.ws_row; | ||
293 | cols = ws.ws_col; | ||
294 | } | ||
295 | |||
296 | if (!rows) { | ||
297 | env = getenv("LINES"); | ||
298 | if (env) | ||
299 | rows = atoi(env); | ||
300 | if (!rows) | ||
301 | rows = 24; | ||
302 | } | ||
303 | if (!cols) { | ||
304 | env = getenv("COLUMNS"); | ||
305 | if (env) | ||
306 | cols = atoi(env); | ||
307 | if (!cols) | ||
308 | cols = 80; | ||
309 | } | ||
310 | |||
311 | if (rows < 19 || cols < 80) { | ||
312 | fprintf(stderr, N_("Your display is too small to run Menuconfig!\n")); | ||
313 | fprintf(stderr, N_("It must be at least 19 lines by 80 columns.\n")); | ||
314 | exit(1); | ||
315 | } | ||
316 | |||
317 | rows -= 4; | ||
318 | cols -= 5; | ||
319 | } | ||
320 | |||
321 | static void cprint_init(void) | ||
322 | { | ||
323 | bufptr = buf; | ||
324 | argptr = args; | ||
325 | memset(args, 0, sizeof(args)); | ||
326 | indent = 0; | ||
327 | child_count = 0; | ||
328 | cprint("./scripts/kconfig/lxdialog/lxdialog"); | ||
329 | cprint("--backtitle"); | ||
330 | cprint(menu_backtitle); | ||
331 | } | ||
332 | |||
333 | static int cprint1(const char *fmt, ...) | ||
334 | { | ||
335 | va_list ap; | ||
336 | int res; | ||
337 | |||
338 | if (!*argptr) | ||
339 | *argptr = bufptr; | ||
340 | va_start(ap, fmt); | ||
341 | res = vsprintf(bufptr, fmt, ap); | ||
342 | va_end(ap); | ||
343 | bufptr += res; | ||
344 | |||
345 | return res; | ||
346 | } | ||
347 | |||
348 | static void cprint_done(void) | ||
349 | { | ||
350 | *bufptr++ = 0; | ||
351 | argptr++; | ||
352 | } | ||
353 | |||
354 | static int cprint(const char *fmt, ...) | ||
355 | { | ||
356 | va_list ap; | ||
357 | int res; | ||
358 | |||
359 | *argptr++ = bufptr; | ||
360 | va_start(ap, fmt); | ||
361 | res = vsprintf(bufptr, fmt, ap); | ||
362 | va_end(ap); | ||
363 | bufptr += res; | ||
364 | *bufptr++ = 0; | ||
365 | |||
366 | return res; | ||
367 | } | ||
368 | |||
369 | static void get_prompt_str(struct gstr *r, struct property *prop) | ||
370 | { | ||
371 | int i, j; | ||
372 | struct menu *submenu[8], *menu; | ||
373 | |||
374 | str_printf(r, "Prompt: %s\n", prop->text); | ||
375 | str_printf(r, " Defined at %s:%d\n", prop->menu->file->name, | ||
376 | prop->menu->lineno); | ||
377 | if (!expr_is_yes(prop->visible.expr)) { | ||
378 | str_append(r, " Depends on: "); | ||
379 | expr_gstr_print(prop->visible.expr, r); | ||
380 | str_append(r, "\n"); | ||
381 | } | ||
382 | menu = prop->menu->parent; | ||
383 | for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent) | ||
384 | submenu[i++] = menu; | ||
385 | if (i > 0) { | ||
386 | str_printf(r, " Location:\n"); | ||
387 | for (j = 4; --i >= 0; j += 2) { | ||
388 | menu = submenu[i]; | ||
389 | str_printf(r, "%*c-> %s", j, ' ', menu_get_prompt(menu)); | ||
390 | if (menu->sym) { | ||
391 | str_printf(r, " (%s [=%s])", menu->sym->name ? | ||
392 | menu->sym->name : "<choice>", | ||
393 | sym_get_string_value(menu->sym)); | ||
394 | } | ||
395 | str_append(r, "\n"); | ||
396 | } | ||
397 | } | ||
398 | } | ||
399 | |||
400 | static void get_symbol_str(struct gstr *r, struct symbol *sym) | ||
401 | { | ||
402 | bool hit; | ||
403 | struct property *prop; | ||
404 | |||
405 | str_printf(r, "Symbol: %s [=%s]\n", sym->name, | ||
406 | sym_get_string_value(sym)); | ||
407 | for_all_prompts(sym, prop) | ||
408 | get_prompt_str(r, prop); | ||
409 | hit = false; | ||
410 | for_all_properties(sym, prop, P_SELECT) { | ||
411 | if (!hit) { | ||
412 | str_append(r, " Selects: "); | ||
413 | hit = true; | ||
414 | } else | ||
415 | str_printf(r, " && "); | ||
416 | expr_gstr_print(prop->expr, r); | ||
417 | } | ||
418 | if (hit) | ||
419 | str_append(r, "\n"); | ||
420 | if (sym->rev_dep.expr) { | ||
421 | str_append(r, " Selected by: "); | ||
422 | expr_gstr_print(sym->rev_dep.expr, r); | ||
423 | str_append(r, "\n"); | ||
424 | } | ||
425 | str_append(r, "\n\n"); | ||
426 | } | ||
427 | |||
428 | static struct gstr get_relations_str(struct symbol **sym_arr) | ||
429 | { | ||
430 | struct symbol *sym; | ||
431 | struct gstr res = str_new(); | ||
432 | int i; | ||
433 | |||
434 | for (i = 0; sym_arr && (sym = sym_arr[i]); i++) | ||
435 | get_symbol_str(&res, sym); | ||
436 | if (!i) | ||
437 | str_append(&res, "No matches found.\n"); | ||
438 | return res; | ||
439 | } | ||
440 | |||
441 | pid_t pid; | ||
442 | |||
443 | static void winch_handler(int sig) | ||
444 | { | ||
445 | if (!do_resize) { | ||
446 | kill(pid, SIGINT); | ||
447 | do_resize = 1; | ||
448 | } | ||
449 | } | ||
450 | |||
451 | static int exec_conf(void) | ||
452 | { | ||
453 | int pipefd[2], stat, size; | ||
454 | struct sigaction sa; | ||
455 | sigset_t sset, osset; | ||
456 | |||
457 | sigemptyset(&sset); | ||
458 | sigaddset(&sset, SIGINT); | ||
459 | sigprocmask(SIG_BLOCK, &sset, &osset); | ||
460 | |||
461 | signal(SIGINT, SIG_DFL); | ||
462 | |||
463 | sa.sa_handler = winch_handler; | ||
464 | sigemptyset(&sa.sa_mask); | ||
465 | sa.sa_flags = SA_RESTART; | ||
466 | sigaction(SIGWINCH, &sa, NULL); | ||
467 | |||
468 | *argptr++ = NULL; | ||
469 | |||
470 | pipe(pipefd); | ||
471 | pid = fork(); | ||
472 | if (pid == 0) { | ||
473 | sigprocmask(SIG_SETMASK, &osset, NULL); | ||
474 | dup2(pipefd[1], 2); | ||
475 | close(pipefd[0]); | ||
476 | close(pipefd[1]); | ||
477 | execv(args[0], args); | ||
478 | _exit(EXIT_FAILURE); | ||
479 | } | ||
480 | |||
481 | close(pipefd[1]); | ||
482 | bufptr = input_buf; | ||
483 | while (1) { | ||
484 | size = input_buf + sizeof(input_buf) - bufptr; | ||
485 | size = read(pipefd[0], bufptr, size); | ||
486 | if (size <= 0) { | ||
487 | if (size < 0) { | ||
488 | if (errno == EINTR || errno == EAGAIN) | ||
489 | continue; | ||
490 | perror("read"); | ||
491 | } | ||
492 | break; | ||
493 | } | ||
494 | bufptr += size; | ||
495 | } | ||
496 | *bufptr++ = 0; | ||
497 | close(pipefd[0]); | ||
498 | waitpid(pid, &stat, 0); | ||
499 | |||
500 | if (do_resize) { | ||
501 | init_wsize(); | ||
502 | do_resize = 0; | ||
503 | sigprocmask(SIG_SETMASK, &osset, NULL); | ||
504 | return -1; | ||
505 | } | ||
506 | if (WIFSIGNALED(stat)) { | ||
507 | printf("\finterrupted(%d)\n", WTERMSIG(stat)); | ||
508 | exit(1); | ||
509 | } | ||
510 | #if 0 | ||
511 | printf("\fexit state: %d\nexit data: '%s'\n", WEXITSTATUS(stat), input_buf); | ||
512 | sleep(1); | ||
513 | #endif | ||
514 | sigpending(&sset); | ||
515 | if (sigismember(&sset, SIGINT)) { | ||
516 | printf("\finterrupted\n"); | ||
517 | exit(1); | ||
518 | } | ||
519 | sigprocmask(SIG_SETMASK, &osset, NULL); | ||
520 | |||
521 | return WEXITSTATUS(stat); | ||
522 | } | ||
523 | |||
524 | static void search_conf(void) | ||
525 | { | ||
526 | struct symbol **sym_arr; | ||
527 | int stat; | ||
528 | struct gstr res; | ||
529 | |||
530 | again: | ||
531 | cprint_init(); | ||
532 | cprint("--title"); | ||
533 | cprint(_("Search Configuration Parameter")); | ||
534 | cprint("--inputbox"); | ||
535 | cprint(_("Enter CONFIG_ (sub)string to search for (omit CONFIG_)")); | ||
536 | cprint("10"); | ||
537 | cprint("75"); | ||
538 | cprint(""); | ||
539 | stat = exec_conf(); | ||
540 | if (stat < 0) | ||
541 | goto again; | ||
542 | switch (stat) { | ||
543 | case 0: | ||
544 | break; | ||
545 | case 1: | ||
546 | show_helptext(_("Search Configuration"), search_help); | ||
547 | goto again; | ||
548 | default: | ||
549 | return; | ||
550 | } | ||
551 | |||
552 | sym_arr = sym_re_search(input_buf); | ||
553 | res = get_relations_str(sym_arr); | ||
554 | free(sym_arr); | ||
555 | show_textbox(_("Search Results"), str_get(&res), 0, 0); | ||
556 | str_free(&res); | ||
557 | } | ||
558 | |||
559 | static void build_conf(struct menu *menu) | ||
560 | { | ||
561 | struct symbol *sym; | ||
562 | struct property *prop; | ||
563 | struct menu *child; | ||
564 | int type, tmp, doint = 2; | ||
565 | tristate val; | ||
566 | char ch; | ||
567 | |||
568 | if (!menu_is_visible(menu)) | ||
569 | return; | ||
570 | |||
571 | sym = menu->sym; | ||
572 | prop = menu->prompt; | ||
573 | if (!sym) { | ||
574 | if (prop && menu != current_menu) { | ||
575 | const char *prompt = menu_get_prompt(menu); | ||
576 | switch (prop->type) { | ||
577 | case P_MENU: | ||
578 | child_count++; | ||
579 | cprint("m%p", menu); | ||
580 | |||
581 | if (single_menu_mode) { | ||
582 | cprint1("%s%*c%s", | ||
583 | menu->data ? "-->" : "++>", | ||
584 | indent + 1, ' ', prompt); | ||
585 | } else | ||
586 | cprint1(" %*c%s --->", indent + 1, ' ', prompt); | ||
587 | |||
588 | cprint_done(); | ||
589 | if (single_menu_mode && menu->data) | ||
590 | goto conf_childs; | ||
591 | return; | ||
592 | default: | ||
593 | if (prompt) { | ||
594 | child_count++; | ||
595 | cprint(":%p", menu); | ||
596 | cprint("---%*c%s", indent + 1, ' ', prompt); | ||
597 | } | ||
598 | } | ||
599 | } else | ||
600 | doint = 0; | ||
601 | goto conf_childs; | ||
602 | } | ||
603 | |||
604 | type = sym_get_type(sym); | ||
605 | if (sym_is_choice(sym)) { | ||
606 | struct symbol *def_sym = sym_get_choice_value(sym); | ||
607 | struct menu *def_menu = NULL; | ||
608 | |||
609 | child_count++; | ||
610 | for (child = menu->list; child; child = child->next) { | ||
611 | if (menu_is_visible(child) && child->sym == def_sym) | ||
612 | def_menu = child; | ||
613 | } | ||
614 | |||
615 | val = sym_get_tristate_value(sym); | ||
616 | if (sym_is_changable(sym)) { | ||
617 | cprint("t%p", menu); | ||
618 | switch (type) { | ||
619 | case S_BOOLEAN: | ||
620 | cprint1("[%c]", val == no ? ' ' : '*'); | ||
621 | break; | ||
622 | case S_TRISTATE: | ||
623 | switch (val) { | ||
624 | case yes: ch = '*'; break; | ||
625 | case mod: ch = 'M'; break; | ||
626 | default: ch = ' '; break; | ||
627 | } | ||
628 | cprint1("<%c>", ch); | ||
629 | break; | ||
630 | } | ||
631 | } else { | ||
632 | cprint("%c%p", def_menu ? 't' : ':', menu); | ||
633 | cprint1(" "); | ||
634 | } | ||
635 | |||
636 | cprint1("%*c%s", indent + 1, ' ', menu_get_prompt(menu)); | ||
637 | if (val == yes) { | ||
638 | if (def_menu) { | ||
639 | cprint1(" (%s)", menu_get_prompt(def_menu)); | ||
640 | cprint1(" --->"); | ||
641 | cprint_done(); | ||
642 | if (def_menu->list) { | ||
643 | indent += 2; | ||
644 | build_conf(def_menu); | ||
645 | indent -= 2; | ||
646 | } | ||
647 | } else | ||
648 | cprint_done(); | ||
649 | return; | ||
650 | } | ||
651 | cprint_done(); | ||
652 | } else { | ||
653 | if (menu == current_menu) { | ||
654 | cprint(":%p", menu); | ||
655 | cprint("---%*c%s", indent + 1, ' ', menu_get_prompt(menu)); | ||
656 | goto conf_childs; | ||
657 | } | ||
658 | child_count++; | ||
659 | val = sym_get_tristate_value(sym); | ||
660 | if (sym_is_choice_value(sym) && val == yes) { | ||
661 | cprint(":%p", menu); | ||
662 | cprint1(" "); | ||
663 | } else { | ||
664 | switch (type) { | ||
665 | case S_BOOLEAN: | ||
666 | cprint("t%p", menu); | ||
667 | if (sym_is_changable(sym)) | ||
668 | cprint1("[%c]", val == no ? ' ' : '*'); | ||
669 | else | ||
670 | cprint1("---"); | ||
671 | break; | ||
672 | case S_TRISTATE: | ||
673 | cprint("t%p", menu); | ||
674 | switch (val) { | ||
675 | case yes: ch = '*'; break; | ||
676 | case mod: ch = 'M'; break; | ||
677 | default: ch = ' '; break; | ||
678 | } | ||
679 | if (sym_is_changable(sym)) | ||
680 | cprint1("<%c>", ch); | ||
681 | else | ||
682 | cprint1("---"); | ||
683 | break; | ||
684 | default: | ||
685 | cprint("s%p", menu); | ||
686 | tmp = cprint1("(%s)", sym_get_string_value(sym)); | ||
687 | tmp = indent - tmp + 4; | ||
688 | if (tmp < 0) | ||
689 | tmp = 0; | ||
690 | cprint1("%*c%s%s", tmp, ' ', menu_get_prompt(menu), | ||
691 | (sym_has_value(sym) || !sym_is_changable(sym)) ? | ||
692 | "" : " (NEW)"); | ||
693 | cprint_done(); | ||
694 | goto conf_childs; | ||
695 | } | ||
696 | } | ||
697 | cprint1("%*c%s%s", indent + 1, ' ', menu_get_prompt(menu), | ||
698 | (sym_has_value(sym) || !sym_is_changable(sym)) ? | ||
699 | "" : " (NEW)"); | ||
700 | if (menu->prompt->type == P_MENU) { | ||
701 | cprint1(" --->"); | ||
702 | cprint_done(); | ||
703 | return; | ||
704 | } | ||
705 | cprint_done(); | ||
706 | } | ||
707 | |||
708 | conf_childs: | ||
709 | indent += doint; | ||
710 | for (child = menu->list; child; child = child->next) | ||
711 | build_conf(child); | ||
712 | indent -= doint; | ||
713 | } | ||
714 | |||
715 | static void conf(struct menu *menu) | ||
716 | { | ||
717 | struct menu *submenu; | ||
718 | const char *prompt = menu_get_prompt(menu); | ||
719 | struct symbol *sym; | ||
720 | char active_entry[40]; | ||
721 | int stat, type, i; | ||
722 | |||
723 | unlink("lxdialog.scrltmp"); | ||
724 | active_entry[0] = 0; | ||
725 | while (1) { | ||
726 | cprint_init(); | ||
727 | cprint("--title"); | ||
728 | cprint("%s", prompt ? prompt : _("Main Menu")); | ||
729 | cprint("--menu"); | ||
730 | cprint(_(menu_instructions)); | ||
731 | cprint("%d", rows); | ||
732 | cprint("%d", cols); | ||
733 | cprint("%d", rows - 10); | ||
734 | cprint("%s", active_entry); | ||
735 | current_menu = menu; | ||
736 | build_conf(menu); | ||
737 | if (!child_count) | ||
738 | break; | ||
739 | if (menu == &rootmenu) { | ||
740 | cprint(":"); | ||
741 | cprint("--- "); | ||
742 | cprint("L"); | ||
743 | cprint(_(" Load an Alternate Configuration File")); | ||
744 | cprint("S"); | ||
745 | cprint(_(" Save Configuration to an Alternate File")); | ||
746 | } | ||
747 | stat = exec_conf(); | ||
748 | if (stat < 0) | ||
749 | continue; | ||
750 | |||
751 | if (stat == 1 || stat == 255) | ||
752 | break; | ||
753 | |||
754 | type = input_buf[0]; | ||
755 | if (!type) | ||
756 | continue; | ||
757 | |||
758 | for (i = 0; input_buf[i] && !isspace(input_buf[i]); i++) | ||
759 | ; | ||
760 | if (i >= sizeof(active_entry)) | ||
761 | i = sizeof(active_entry) - 1; | ||
762 | input_buf[i] = 0; | ||
763 | strcpy(active_entry, input_buf); | ||
764 | |||
765 | sym = NULL; | ||
766 | submenu = NULL; | ||
767 | if (sscanf(input_buf + 1, "%p", &submenu) == 1) | ||
768 | sym = submenu->sym; | ||
769 | |||
770 | switch (stat) { | ||
771 | case 0: | ||
772 | switch (type) { | ||
773 | case 'm': | ||
774 | if (single_menu_mode) | ||
775 | submenu->data = (void *) (long) !submenu->data; | ||
776 | else | ||
777 | conf(submenu); | ||
778 | break; | ||
779 | case 't': | ||
780 | if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes) | ||
781 | conf_choice(submenu); | ||
782 | else if (submenu->prompt->type == P_MENU) | ||
783 | conf(submenu); | ||
784 | break; | ||
785 | case 's': | ||
786 | conf_string(submenu); | ||
787 | break; | ||
788 | case 'L': | ||
789 | conf_load(); | ||
790 | break; | ||
791 | case 'S': | ||
792 | conf_save(); | ||
793 | break; | ||
794 | } | ||
795 | break; | ||
796 | case 2: | ||
797 | if (sym) | ||
798 | show_help(submenu); | ||
799 | else | ||
800 | show_helptext("README", _(mconf_readme)); | ||
801 | break; | ||
802 | case 3: | ||
803 | if (type == 't') { | ||
804 | if (sym_set_tristate_value(sym, yes)) | ||
805 | break; | ||
806 | if (sym_set_tristate_value(sym, mod)) | ||
807 | show_textbox(NULL, setmod_text, 6, 74); | ||
808 | } | ||
809 | break; | ||
810 | case 4: | ||
811 | if (type == 't') | ||
812 | sym_set_tristate_value(sym, no); | ||
813 | break; | ||
814 | case 5: | ||
815 | if (type == 't') | ||
816 | sym_set_tristate_value(sym, mod); | ||
817 | break; | ||
818 | case 6: | ||
819 | if (type == 't') | ||
820 | sym_toggle_tristate_value(sym); | ||
821 | else if (type == 'm') | ||
822 | conf(submenu); | ||
823 | break; | ||
824 | case 7: | ||
825 | search_conf(); | ||
826 | break; | ||
827 | } | ||
828 | } | ||
829 | } | ||
830 | |||
831 | static void show_textbox(const char *title, const char *text, int r, int c) | ||
832 | { | ||
833 | int fd; | ||
834 | |||
835 | fd = creat(".help.tmp", 0777); | ||
836 | write(fd, text, strlen(text)); | ||
837 | close(fd); | ||
838 | show_file(".help.tmp", title, r, c); | ||
839 | unlink(".help.tmp"); | ||
840 | } | ||
841 | |||
842 | static void show_helptext(const char *title, const char *text) | ||
843 | { | ||
844 | show_textbox(title, text, 0, 0); | ||
845 | } | ||
846 | |||
847 | static void show_help(struct menu *menu) | ||
848 | { | ||
849 | struct gstr help = str_new(); | ||
850 | struct symbol *sym = menu->sym; | ||
851 | |||
852 | if (sym->help) | ||
853 | { | ||
854 | if (sym->name) { | ||
855 | str_printf(&help, "CONFIG_%s:\n\n", sym->name); | ||
856 | str_append(&help, _(sym->help)); | ||
857 | str_append(&help, "\n"); | ||
858 | } | ||
859 | } else { | ||
860 | str_append(&help, nohelp_text); | ||
861 | } | ||
862 | get_symbol_str(&help, sym); | ||
863 | show_helptext(menu_get_prompt(menu), str_get(&help)); | ||
864 | str_free(&help); | ||
865 | } | ||
866 | |||
867 | static void show_file(const char *filename, const char *title, int r, int c) | ||
868 | { | ||
869 | do { | ||
870 | cprint_init(); | ||
871 | if (title) { | ||
872 | cprint("--title"); | ||
873 | cprint("%s", title); | ||
874 | } | ||
875 | cprint("--textbox"); | ||
876 | cprint("%s", filename); | ||
877 | cprint("%d", r ? r : rows); | ||
878 | cprint("%d", c ? c : cols); | ||
879 | } while (exec_conf() < 0); | ||
880 | } | ||
881 | |||
882 | static void conf_choice(struct menu *menu) | ||
883 | { | ||
884 | const char *prompt = menu_get_prompt(menu); | ||
885 | struct menu *child; | ||
886 | struct symbol *active; | ||
887 | int stat; | ||
888 | |||
889 | active = sym_get_choice_value(menu->sym); | ||
890 | while (1) { | ||
891 | cprint_init(); | ||
892 | cprint("--title"); | ||
893 | cprint("%s", prompt ? prompt : _("Main Menu")); | ||
894 | cprint("--radiolist"); | ||
895 | cprint(_(radiolist_instructions)); | ||
896 | cprint("15"); | ||
897 | cprint("70"); | ||
898 | cprint("6"); | ||
899 | |||
900 | current_menu = menu; | ||
901 | for (child = menu->list; child; child = child->next) { | ||
902 | if (!menu_is_visible(child)) | ||
903 | continue; | ||
904 | cprint("%p", child); | ||
905 | cprint("%s", menu_get_prompt(child)); | ||
906 | if (child->sym == sym_get_choice_value(menu->sym)) | ||
907 | cprint("ON"); | ||
908 | else if (child->sym == active) | ||
909 | cprint("SELECTED"); | ||
910 | else | ||
911 | cprint("OFF"); | ||
912 | } | ||
913 | |||
914 | stat = exec_conf(); | ||
915 | switch (stat) { | ||
916 | case 0: | ||
917 | if (sscanf(input_buf, "%p", &child) != 1) | ||
918 | break; | ||
919 | sym_set_tristate_value(child->sym, yes); | ||
920 | return; | ||
921 | case 1: | ||
922 | if (sscanf(input_buf, "%p", &child) == 1) { | ||
923 | show_help(child); | ||
924 | active = child->sym; | ||
925 | } else | ||
926 | show_help(menu); | ||
927 | break; | ||
928 | case 255: | ||
929 | return; | ||
930 | } | ||
931 | } | ||
932 | } | ||
933 | |||
934 | static void conf_string(struct menu *menu) | ||
935 | { | ||
936 | const char *prompt = menu_get_prompt(menu); | ||
937 | int stat; | ||
938 | |||
939 | while (1) { | ||
940 | cprint_init(); | ||
941 | cprint("--title"); | ||
942 | cprint("%s", prompt ? prompt : _("Main Menu")); | ||
943 | cprint("--inputbox"); | ||
944 | switch (sym_get_type(menu->sym)) { | ||
945 | case S_INT: | ||
946 | cprint(_(inputbox_instructions_int)); | ||
947 | break; | ||
948 | case S_HEX: | ||
949 | cprint(_(inputbox_instructions_hex)); | ||
950 | break; | ||
951 | case S_STRING: | ||
952 | cprint(_(inputbox_instructions_string)); | ||
953 | break; | ||
954 | default: | ||
955 | /* panic? */; | ||
956 | } | ||
957 | cprint("10"); | ||
958 | cprint("75"); | ||
959 | cprint("%s", sym_get_string_value(menu->sym)); | ||
960 | stat = exec_conf(); | ||
961 | switch (stat) { | ||
962 | case 0: | ||
963 | if (sym_set_string_value(menu->sym, input_buf)) | ||
964 | return; | ||
965 | show_textbox(NULL, _("You have made an invalid entry."), 5, 43); | ||
966 | break; | ||
967 | case 1: | ||
968 | show_help(menu); | ||
969 | break; | ||
970 | case 255: | ||
971 | return; | ||
972 | } | ||
973 | } | ||
974 | } | ||
975 | |||
976 | static void conf_load(void) | ||
977 | { | ||
978 | int stat; | ||
979 | |||
980 | while (1) { | ||
981 | cprint_init(); | ||
982 | cprint("--inputbox"); | ||
983 | cprint(load_config_text); | ||
984 | cprint("11"); | ||
985 | cprint("55"); | ||
986 | cprint("%s", filename); | ||
987 | stat = exec_conf(); | ||
988 | switch(stat) { | ||
989 | case 0: | ||
990 | if (!input_buf[0]) | ||
991 | return; | ||
992 | if (!conf_read(input_buf)) | ||
993 | return; | ||
994 | show_textbox(NULL, _("File does not exist!"), 5, 38); | ||
995 | break; | ||
996 | case 1: | ||
997 | show_helptext(_("Load Alternate Configuration"), load_config_help); | ||
998 | break; | ||
999 | case 255: | ||
1000 | return; | ||
1001 | } | ||
1002 | } | ||
1003 | } | ||
1004 | |||
1005 | static void conf_save(void) | ||
1006 | { | ||
1007 | int stat; | ||
1008 | |||
1009 | while (1) { | ||
1010 | cprint_init(); | ||
1011 | cprint("--inputbox"); | ||
1012 | cprint(save_config_text); | ||
1013 | cprint("11"); | ||
1014 | cprint("55"); | ||
1015 | cprint("%s", filename); | ||
1016 | stat = exec_conf(); | ||
1017 | switch(stat) { | ||
1018 | case 0: | ||
1019 | if (!input_buf[0]) | ||
1020 | return; | ||
1021 | if (!conf_write(input_buf)) | ||
1022 | return; | ||
1023 | show_textbox(NULL, _("Can't create file! Probably a nonexistent directory."), 5, 60); | ||
1024 | break; | ||
1025 | case 1: | ||
1026 | show_helptext(_("Save Alternate Configuration"), save_config_help); | ||
1027 | break; | ||
1028 | case 255: | ||
1029 | return; | ||
1030 | } | ||
1031 | } | ||
1032 | } | ||
1033 | |||
1034 | static void conf_cleanup(void) | ||
1035 | { | ||
1036 | tcsetattr(1, TCSAFLUSH, &ios_org); | ||
1037 | unlink(".help.tmp"); | ||
1038 | unlink("lxdialog.scrltmp"); | ||
1039 | } | ||
1040 | |||
1041 | int main(int ac, char **av) | ||
1042 | { | ||
1043 | struct symbol *sym; | ||
1044 | char *mode; | ||
1045 | int stat; | ||
1046 | |||
1047 | setlocale(LC_ALL, ""); | ||
1048 | bindtextdomain(PACKAGE, LOCALEDIR); | ||
1049 | textdomain(PACKAGE); | ||
1050 | |||
1051 | conf_parse(av[1]); | ||
1052 | conf_read(NULL); | ||
1053 | |||
1054 | sym = sym_lookup("KERNELVERSION", 0); | ||
1055 | sym_calc_value(sym); | ||
1056 | sprintf(menu_backtitle, _("Linux Kernel v%s Configuration"), | ||
1057 | sym_get_string_value(sym)); | ||
1058 | |||
1059 | mode = getenv("MENUCONFIG_MODE"); | ||
1060 | if (mode) { | ||
1061 | if (!strcasecmp(mode, "single_menu")) | ||
1062 | single_menu_mode = 1; | ||
1063 | } | ||
1064 | |||
1065 | tcgetattr(1, &ios_org); | ||
1066 | atexit(conf_cleanup); | ||
1067 | init_wsize(); | ||
1068 | conf(&rootmenu); | ||
1069 | |||
1070 | do { | ||
1071 | cprint_init(); | ||
1072 | cprint("--yesno"); | ||
1073 | cprint(_("Do you wish to save your new busybox configuration?")); | ||
1074 | cprint("5"); | ||
1075 | cprint("60"); | ||
1076 | stat = exec_conf(); | ||
1077 | } while (stat < 0); | ||
1078 | |||
1079 | if (stat == 0) { | ||
1080 | if (conf_write(NULL)) { | ||
1081 | fprintf(stderr, _("\n\n" | ||
1082 | "Error during writing of the busybox configuration.\n" | ||
1083 | "Your busybox configuration changes were NOT saved." | ||
1084 | "\n\n")); | ||
1085 | return 1; | ||
1086 | } | ||
1087 | printf(_("\n\n" | ||
1088 | "*** End of busybox configuration.\n" | ||
1089 | "*** Execute 'make' to build the kernel or try 'make help'." | ||
1090 | "\n\n")); | ||
1091 | } else { | ||
1092 | fprintf(stderr, _("\n\n" | ||
1093 | "Your busybox configuration changes were NOT saved." | ||
1094 | "\n\n")); | ||
1095 | } | ||
1096 | |||
1097 | return 0; | ||
1098 | } | ||