1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org> |
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 <ctype.h> |
12 | #include <errno.h> |
13 | #include <fcntl.h> |
14 | #include <limits.h> |
15 | #include <stdarg.h> |
16 | #include <stdlib.h> |
17 | #include <string.h> |
18 | #include <strings.h> |
19 | #include <signal.h> |
20 | #include <unistd.h> |
21 | |
22 | #include "list.h" |
23 | #include "lkc.h" |
24 | #include "lxdialog/dialog.h" |
25 | #include "mnconf-common.h" |
26 | |
27 | static const char mconf_readme[] = |
28 | "Overview\n" |
29 | "--------\n" |
30 | "This interface lets you select features and parameters for the build.\n" |
31 | "Features can either be built-in, modularized, or ignored. Parameters\n" |
32 | "must be entered in as decimal or hexadecimal numbers or text.\n" |
33 | "\n" |
34 | "Menu items beginning with following braces represent features that\n" |
35 | " [ ] can be built in or removed\n" |
36 | " < > can be built in, modularized or removed\n" |
37 | " { } can be built in or modularized (selected by other feature)\n" |
38 | " - - are selected by other feature,\n" |
39 | "while *, M or whitespace inside braces means to build in, build as\n" |
40 | "a module or to exclude the feature respectively.\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 remove it. You may also press the <Space Bar> to cycle\n" |
45 | "through the available options (i.e. 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 you\n" |
52 | " wish to change or the submenu you wish to select and press <Enter>.\n" |
53 | " Submenus are designated by \"--->\", empty ones 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>, <Help>, <Save>, and <Load>.\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 | "o To toggle the display of hidden options, press <Z>.\n" |
78 | "\n" |
79 | "\n" |
80 | "Radiolists (Choice lists)\n" |
81 | "-----------\n" |
82 | "o Use the cursor keys to select the option you wish to set and press\n" |
83 | " <S> or the <SPACE BAR>.\n" |
84 | "\n" |
85 | " Shortcut: Press the first letter of the option you wish to set then\n" |
86 | " press <S> or <SPACE BAR>.\n" |
87 | "\n" |
88 | "o To see available help for the item, use the cursor keys to highlight\n" |
89 | " <Help> and Press <ENTER>.\n" |
90 | "\n" |
91 | " Shortcut: Press <H> or <?>.\n" |
92 | "\n" |
93 | " Also, the <TAB> and cursor keys will cycle between <Select> and\n" |
94 | " <Help>\n" |
95 | "\n" |
96 | "\n" |
97 | "Data Entry\n" |
98 | "-----------\n" |
99 | "o Enter the requested information and press <ENTER>\n" |
100 | " If you are entering hexadecimal values, it is not necessary to\n" |
101 | " add the '0x' prefix to the entry.\n" |
102 | "\n" |
103 | "o For help, use the <TAB> or cursor keys to highlight the help option\n" |
104 | " and press <ENTER>. You can try <TAB><H> as well.\n" |
105 | "\n" |
106 | "\n" |
107 | "Text Box (Help Window)\n" |
108 | "--------\n" |
109 | "o Use the cursor keys to scroll up/down/left/right. The VI editor\n" |
110 | " keys h,j,k,l function here as do <u>, <d>, <SPACE BAR> and <B> for\n" |
111 | " those who are familiar with less and lynx.\n" |
112 | "\n" |
113 | "o Press <E>, <X>, <q>, <Enter> or <Esc><Esc> to exit.\n" |
114 | "\n" |
115 | "\n" |
116 | "Alternate Configuration Files\n" |
117 | "-----------------------------\n" |
118 | "Menuconfig supports the use of alternate configuration files for\n" |
119 | "those who, for various reasons, find it necessary to switch\n" |
120 | "between different configurations.\n" |
121 | "\n" |
122 | "The <Save> button will let you save the current configuration to\n" |
123 | "a file of your choosing. Use the <Load> button to load a previously\n" |
124 | "saved alternate configuration.\n" |
125 | "\n" |
126 | "Even if you don't use alternate configuration files, but you find\n" |
127 | "during a Menuconfig session that you have completely messed up your\n" |
128 | "settings, you may use the <Load> button to restore your previously\n" |
129 | "saved settings from \".config\" without 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 an xterm definition which supports\n" |
135 | "color. Otherwise, Menuconfig will look rather bad. Menuconfig will\n" |
136 | "not display correctly in an 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 options listed in a single menu,\n" |
152 | "rather than the default multimenu hierarchy, run the menuconfig with\n" |
153 | "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 | "\n" |
164 | |
165 | "Search\n" |
166 | "-------\n" |
167 | "Pressing the forward-slash (/) anywhere brings up a search dialog box.\n" |
168 | "\n" |
169 | |
170 | "Different color themes available\n" |
171 | "--------------------------------\n" |
172 | "It is possible to select different color themes using the variable\n" |
173 | "MENUCONFIG_COLOR. To select a theme use:\n" |
174 | "\n" |
175 | "make MENUCONFIG_COLOR=<theme> menuconfig\n" |
176 | "\n" |
177 | "Available themes are\n" |
178 | " mono => selects colors suitable for monochrome displays\n" |
179 | " blackbg => selects a color scheme with black background\n" |
180 | " classic => theme with blue background. The classic look\n" |
181 | " bluetitle => an LCD friendly version of classic. (default)\n" |
182 | "\n" , |
183 | [] = |
184 | "Arrow keys navigate the menu. " |
185 | "<Enter> selects submenus ---> (or empty submenus ----). " |
186 | "Highlighted letters are hotkeys. " |
187 | "Pressing <Y> includes, <N> excludes, <M> modularizes features. " |
188 | "Press <Esc><Esc> to exit, <?> for Help, </> for Search. " |
189 | "Legend: [*] built-in [ ] excluded <M> module < > module capable" , |
190 | radiolist_instructions[] = |
191 | "Use the arrow keys to navigate this window or " |
192 | "press the hotkey of the item you wish to select " |
193 | "followed by the <SPACE BAR>. " |
194 | "Press <?> for additional information about this option." , |
195 | inputbox_instructions_int[] = |
196 | "Please enter a decimal value. " |
197 | "Fractions will not be accepted. " |
198 | "Use the <TAB> key to move from the input field to the buttons below it." , |
199 | inputbox_instructions_hex[] = |
200 | "Please enter a hexadecimal value. " |
201 | "Use the <TAB> key to move from the input field to the buttons below it." , |
202 | inputbox_instructions_string[] = |
203 | "Please enter a string value. " |
204 | "Use the <TAB> key to move from the input field to the buttons below it." , |
205 | setmod_text[] = |
206 | "This feature depends on another which has been configured as a module.\n" |
207 | "As a result, this feature will be built as a module." , |
208 | load_config_text[] = |
209 | "Enter the name of the configuration file you wish to load. " |
210 | "Accept the name shown to restore the configuration you " |
211 | "last retrieved. Leave blank to abort." , |
212 | load_config_help[] = |
213 | "\n" |
214 | "For various reasons, one may wish to keep several different\n" |
215 | "configurations available on a single machine.\n" |
216 | "\n" |
217 | "If you have saved a previous configuration in a file other than the\n" |
218 | "default one, entering its name here will allow you to modify that\n" |
219 | "configuration.\n" |
220 | "\n" |
221 | "If you are uncertain, then you have probably never used alternate\n" |
222 | "configuration files. You should therefore leave this blank to abort.\n" , |
223 | save_config_text[] = |
224 | "Enter a filename to which this configuration should be saved " |
225 | "as an alternate. Leave blank to abort." , |
226 | save_config_help[] = |
227 | "\n" |
228 | "For various reasons, one may wish to keep different configurations\n" |
229 | "available on a single machine.\n" |
230 | "\n" |
231 | "Entering a file name here will allow you to later retrieve, modify\n" |
232 | "and use the current configuration as an alternate to whatever\n" |
233 | "configuration options you have selected at that time.\n" |
234 | "\n" |
235 | "If you are uncertain what all this means then you should probably\n" |
236 | "leave this blank.\n" , |
237 | search_help[] = |
238 | "\n" |
239 | "Search for symbols and display their relations.\n" |
240 | "Regular expressions are allowed.\n" |
241 | "Example: search for \"^FOO\"\n" |
242 | "Result:\n" |
243 | "-----------------------------------------------------------------\n" |
244 | "Symbol: FOO [=m]\n" |
245 | "Type : tristate\n" |
246 | "Prompt: Foo bus is used to drive the bar HW\n" |
247 | " Location:\n" |
248 | " -> Bus options (PCI, PCMCIA, EISA, ISA)\n" |
249 | " -> PCI support (PCI [=y])\n" |
250 | "(1) -> PCI access mode (<choice> [=y])\n" |
251 | " Defined at drivers/pci/Kconfig:47\n" |
252 | " Depends on: X86_LOCAL_APIC && X86_IO_APIC\n" |
253 | " Selects: LIBCRC32\n" |
254 | " Selected by: BAR [=n]\n" |
255 | "-----------------------------------------------------------------\n" |
256 | "o The line 'Type:' shows the type of the configuration option for\n" |
257 | " this symbol (bool, tristate, string, ...)\n" |
258 | "o The line 'Prompt:' shows the text used in the menu structure for\n" |
259 | " this symbol\n" |
260 | "o The 'Defined at' line tells at what file / line number the symbol\n" |
261 | " is defined\n" |
262 | "o The 'Depends on:' line tells what symbols need to be defined for\n" |
263 | " this symbol to be visible in the menu (selectable)\n" |
264 | "o The 'Location:' lines tells where in the menu structure this symbol\n" |
265 | " is located\n" |
266 | " A location followed by a [=y] indicates that this is a\n" |
267 | " selectable menu item - and the current value is displayed inside\n" |
268 | " brackets.\n" |
269 | " Press the key in the (#) prefix to jump directly to that\n" |
270 | " location. You will be returned to the current search results\n" |
271 | " after exiting this new menu.\n" |
272 | "o The 'Selects:' line tells what symbols will be automatically\n" |
273 | " selected if this symbol is selected (y or m)\n" |
274 | "o The 'Selected by' line tells what symbol has selected this symbol\n" |
275 | "\n" |
276 | "Only relevant lines are shown.\n" |
277 | "\n\n" |
278 | "Search examples:\n" |
279 | "Examples: USB => find all symbols containing USB\n" |
280 | " ^USB => find all symbols starting with USB\n" |
281 | " USB$ => find all symbols ending with USB\n" |
282 | "\n" ; |
283 | |
284 | static int indent; |
285 | static struct menu *; |
286 | static int child_count; |
287 | static int ; |
288 | static int show_all_options; |
289 | static int save_and_exit; |
290 | static int silent; |
291 | |
292 | static void conf(struct menu *, struct menu *); |
293 | |
294 | static char filename[PATH_MAX+1]; |
295 | static void set_config_filename(const char *config_filename) |
296 | { |
297 | static char [PATH_MAX+128]; |
298 | |
299 | snprintf(s: menu_backtitle, maxlen: sizeof(menu_backtitle), format: "%s - %s" , |
300 | config_filename, rootmenu.prompt->text); |
301 | set_dialog_backtitle(menu_backtitle); |
302 | |
303 | snprintf(s: filename, maxlen: sizeof(filename), format: "%s" , config_filename); |
304 | } |
305 | |
306 | struct subtitle_part { |
307 | struct list_head entries; |
308 | const char *text; |
309 | }; |
310 | static LIST_HEAD(trail); |
311 | |
312 | static struct subtitle_list *subtitles; |
313 | static void set_subtitle(void) |
314 | { |
315 | struct subtitle_part *sp; |
316 | struct subtitle_list *pos, *tmp; |
317 | |
318 | for (pos = subtitles; pos != NULL; pos = tmp) { |
319 | tmp = pos->next; |
320 | free(ptr: pos); |
321 | } |
322 | |
323 | subtitles = NULL; |
324 | list_for_each_entry(sp, &trail, entries) { |
325 | if (sp->text) { |
326 | if (pos) { |
327 | pos->next = xcalloc(nmemb: 1, size: sizeof(*pos)); |
328 | pos = pos->next; |
329 | } else { |
330 | subtitles = pos = xcalloc(nmemb: 1, size: sizeof(*pos)); |
331 | } |
332 | pos->text = sp->text; |
333 | } |
334 | } |
335 | |
336 | set_dialog_subtitles(subtitles); |
337 | } |
338 | |
339 | static void reset_subtitle(void) |
340 | { |
341 | struct subtitle_list *pos, *tmp; |
342 | |
343 | for (pos = subtitles; pos != NULL; pos = tmp) { |
344 | tmp = pos->next; |
345 | free(ptr: pos); |
346 | } |
347 | subtitles = NULL; |
348 | set_dialog_subtitles(subtitles); |
349 | } |
350 | |
351 | static int show_textbox_ext(const char *title, const char *text, int r, int c, |
352 | int *vscroll, int *hscroll, |
353 | int (*)(int, size_t, size_t, void *), |
354 | void *data) |
355 | { |
356 | dialog_clear(); |
357 | return dialog_textbox(title, tbuf: text, initial_height: r, initial_width: c, vscroll: vscroll, hscroll: hscroll, |
358 | extra_key_cb, data); |
359 | } |
360 | |
361 | static void show_textbox(const char *title, const char *text, int r, int c) |
362 | { |
363 | show_textbox_ext(title, text, r, c, NULL, NULL, NULL, NULL); |
364 | } |
365 | |
366 | static void show_helptext(const char *title, const char *text) |
367 | { |
368 | show_textbox(title, text, r: 0, c: 0); |
369 | } |
370 | |
371 | static void show_help(struct menu *) |
372 | { |
373 | struct gstr help = str_new(); |
374 | |
375 | help.max_width = getmaxx(stdscr) - 10; |
376 | menu_get_ext_help(menu, help: &help); |
377 | |
378 | show_helptext(title: menu_get_prompt(menu), text: str_get(gs: &help)); |
379 | str_free(gs: &help); |
380 | } |
381 | |
382 | static void search_conf(void) |
383 | { |
384 | struct symbol **sym_arr; |
385 | struct gstr res; |
386 | struct gstr title; |
387 | char *dialog_input; |
388 | int dres, vscroll = 0, hscroll = 0; |
389 | bool again; |
390 | struct gstr sttext; |
391 | struct subtitle_part stpart; |
392 | |
393 | title = str_new(); |
394 | str_printf( gs: &title, fmt: "Enter (sub)string or regexp to search for " |
395 | "(with or without \"%s\")" , CONFIG_); |
396 | |
397 | again: |
398 | dialog_clear(); |
399 | dres = dialog_inputbox(title: "Search Configuration Parameter" , |
400 | prompt: str_get(gs: &title), |
401 | height: 10, width: 75, init: "" ); |
402 | switch (dres) { |
403 | case 0: |
404 | break; |
405 | case 1: |
406 | show_helptext(title: "Search Configuration" , text: search_help); |
407 | goto again; |
408 | default: |
409 | str_free(gs: &title); |
410 | return; |
411 | } |
412 | |
413 | /* strip the prefix if necessary */ |
414 | dialog_input = dialog_input_result; |
415 | if (strncasecmp(s1: dialog_input_result, CONFIG_, n: strlen(CONFIG_)) == 0) |
416 | dialog_input += strlen(CONFIG_); |
417 | |
418 | sttext = str_new(); |
419 | str_printf(gs: &sttext, fmt: "Search (%s)" , dialog_input_result); |
420 | stpart.text = str_get(gs: &sttext); |
421 | list_add_tail(new: &stpart.entries, head: &trail); |
422 | |
423 | sym_arr = sym_re_search(pattern: dialog_input); |
424 | do { |
425 | LIST_HEAD(head); |
426 | struct search_data data = { |
427 | .head = &head, |
428 | }; |
429 | struct jump_key *pos, *tmp; |
430 | |
431 | jump_key_char = 0; |
432 | res = get_relations_str(sym_arr, head: &head); |
433 | set_subtitle(); |
434 | dres = show_textbox_ext(title: "Search Results" , text: str_get(gs: &res), r: 0, c: 0, |
435 | vscroll: &vscroll, hscroll: &hscroll, |
436 | extra_key_cb: handle_search_keys, data: &data); |
437 | again = false; |
438 | if (dres >= '1' && dres <= '9') { |
439 | assert(data.target != NULL); |
440 | conf(menu: data.target->parent, active_menu: data.target); |
441 | again = true; |
442 | } |
443 | str_free(gs: &res); |
444 | list_for_each_entry_safe(pos, tmp, &head, entries) |
445 | free(ptr: pos); |
446 | } while (again); |
447 | free(ptr: sym_arr); |
448 | str_free(gs: &title); |
449 | list_del(entry: trail.prev); |
450 | str_free(gs: &sttext); |
451 | } |
452 | |
453 | static void build_conf(struct menu *) |
454 | { |
455 | struct symbol *sym; |
456 | struct property *prop; |
457 | struct menu *child; |
458 | int type, tmp, doint = 2; |
459 | tristate val; |
460 | char ch; |
461 | bool visible; |
462 | |
463 | /* |
464 | * note: menu_is_visible() has side effect that it will |
465 | * recalc the value of the symbol. |
466 | */ |
467 | visible = menu_is_visible(menu); |
468 | if (show_all_options && !menu_has_prompt(menu)) |
469 | return; |
470 | else if (!show_all_options && !visible) |
471 | return; |
472 | |
473 | sym = menu->sym; |
474 | prop = menu->prompt; |
475 | if (!sym) { |
476 | if (prop && menu != current_menu) { |
477 | const char *prompt = menu_get_prompt(menu); |
478 | switch (prop->type) { |
479 | case P_MENU: |
480 | child_count++; |
481 | if (single_menu_mode) { |
482 | item_make(fmt: "%s%*c%s" , |
483 | menu->data ? "-->" : "++>" , |
484 | indent + 1, ' ', prompt); |
485 | } else |
486 | item_make(fmt: " %*c%s %s" , |
487 | indent + 1, ' ', prompt, |
488 | menu_is_empty(menu) ? "----" : "--->" ); |
489 | item_set_tag(tag: 'm'); |
490 | item_set_data(p: menu); |
491 | if (single_menu_mode && menu->data) |
492 | goto conf_childs; |
493 | return; |
494 | case P_COMMENT: |
495 | if (prompt) { |
496 | child_count++; |
497 | item_make(fmt: " %*c*** %s ***" , indent + 1, ' ', prompt); |
498 | item_set_tag(tag: ':'); |
499 | item_set_data(p: menu); |
500 | } |
501 | break; |
502 | default: |
503 | if (prompt) { |
504 | child_count++; |
505 | item_make(fmt: "---%*c%s" , indent + 1, ' ', prompt); |
506 | item_set_tag(tag: ':'); |
507 | item_set_data(p: menu); |
508 | } |
509 | } |
510 | } else |
511 | doint = 0; |
512 | goto conf_childs; |
513 | } |
514 | |
515 | type = sym_get_type(sym); |
516 | if (sym_is_choice(sym)) { |
517 | struct symbol *def_sym = sym_get_choice_value(sym); |
518 | struct menu * = NULL; |
519 | |
520 | child_count++; |
521 | for (child = menu->list; child; child = child->next) { |
522 | if (menu_is_visible(menu: child) && child->sym == def_sym) |
523 | def_menu = child; |
524 | } |
525 | |
526 | val = sym_get_tristate_value(sym); |
527 | if (sym_is_changeable(sym)) { |
528 | switch (type) { |
529 | case S_BOOLEAN: |
530 | item_make(fmt: "[%c]" , val == no ? ' ' : '*'); |
531 | break; |
532 | case S_TRISTATE: |
533 | switch (val) { |
534 | case yes: ch = '*'; break; |
535 | case mod: ch = 'M'; break; |
536 | default: ch = ' '; break; |
537 | } |
538 | item_make(fmt: "<%c>" , ch); |
539 | break; |
540 | } |
541 | item_set_tag(tag: 't'); |
542 | item_set_data(p: menu); |
543 | } else { |
544 | item_make(fmt: " " ); |
545 | item_set_tag(tag: def_menu ? 't' : ':'); |
546 | item_set_data(p: menu); |
547 | } |
548 | |
549 | item_add_str(fmt: "%*c%s" , indent + 1, ' ', menu_get_prompt(menu)); |
550 | if (val == yes) { |
551 | if (def_menu) { |
552 | item_add_str(fmt: " (%s)" , menu_get_prompt(menu: def_menu)); |
553 | item_add_str(fmt: " --->" ); |
554 | if (def_menu->list) { |
555 | indent += 2; |
556 | build_conf(menu: def_menu); |
557 | indent -= 2; |
558 | } |
559 | } |
560 | return; |
561 | } |
562 | } else { |
563 | if (menu == current_menu) { |
564 | item_make(fmt: "---%*c%s" , indent + 1, ' ', menu_get_prompt(menu)); |
565 | item_set_tag(tag: ':'); |
566 | item_set_data(p: menu); |
567 | goto conf_childs; |
568 | } |
569 | child_count++; |
570 | val = sym_get_tristate_value(sym); |
571 | if (sym_is_choice_value(sym) && val == yes) { |
572 | item_make(fmt: " " ); |
573 | item_set_tag(tag: ':'); |
574 | item_set_data(p: menu); |
575 | } else { |
576 | switch (type) { |
577 | case S_BOOLEAN: |
578 | if (sym_is_changeable(sym)) |
579 | item_make(fmt: "[%c]" , val == no ? ' ' : '*'); |
580 | else |
581 | item_make(fmt: "-%c-" , val == no ? ' ' : '*'); |
582 | item_set_tag(tag: 't'); |
583 | item_set_data(p: menu); |
584 | break; |
585 | case S_TRISTATE: |
586 | switch (val) { |
587 | case yes: ch = '*'; break; |
588 | case mod: ch = 'M'; break; |
589 | default: ch = ' '; break; |
590 | } |
591 | if (sym_is_changeable(sym)) { |
592 | if (sym->rev_dep.tri == mod) |
593 | item_make(fmt: "{%c}" , ch); |
594 | else |
595 | item_make(fmt: "<%c>" , ch); |
596 | } else |
597 | item_make(fmt: "-%c-" , ch); |
598 | item_set_tag(tag: 't'); |
599 | item_set_data(p: menu); |
600 | break; |
601 | default: |
602 | tmp = 2 + strlen(s: sym_get_string_value(sym)); /* () = 2 */ |
603 | item_make(fmt: "(%s)" , sym_get_string_value(sym)); |
604 | tmp = indent - tmp + 4; |
605 | if (tmp < 0) |
606 | tmp = 0; |
607 | item_add_str(fmt: "%*c%s%s" , tmp, ' ', menu_get_prompt(menu), |
608 | (sym_has_value(sym) || !sym_is_changeable(sym)) ? |
609 | "" : " (NEW)" ); |
610 | item_set_tag(tag: 's'); |
611 | item_set_data(p: menu); |
612 | goto conf_childs; |
613 | } |
614 | } |
615 | item_add_str(fmt: "%*c%s%s" , indent + 1, ' ', menu_get_prompt(menu), |
616 | (sym_has_value(sym) || !sym_is_changeable(sym)) ? |
617 | "" : " (NEW)" ); |
618 | if (menu->prompt->type == P_MENU) { |
619 | item_add_str(fmt: " %s" , menu_is_empty(menu) ? "----" : "--->" ); |
620 | return; |
621 | } |
622 | } |
623 | |
624 | conf_childs: |
625 | indent += doint; |
626 | for (child = menu->list; child; child = child->next) |
627 | build_conf(menu: child); |
628 | indent -= doint; |
629 | } |
630 | |
631 | static void conf_choice(struct menu *) |
632 | { |
633 | const char *prompt = menu_get_prompt(menu); |
634 | struct menu *child; |
635 | struct symbol *active; |
636 | |
637 | active = sym_get_choice_value(sym: menu->sym); |
638 | while (1) { |
639 | int res; |
640 | int selected; |
641 | item_reset(); |
642 | |
643 | current_menu = menu; |
644 | for (child = menu->list; child; child = child->next) { |
645 | if (!menu_is_visible(menu: child)) |
646 | continue; |
647 | if (child->sym) |
648 | item_make(fmt: "%s" , menu_get_prompt(menu: child)); |
649 | else { |
650 | item_make(fmt: "*** %s ***" , menu_get_prompt(menu: child)); |
651 | item_set_tag(tag: ':'); |
652 | } |
653 | item_set_data(p: child); |
654 | if (child->sym == active) |
655 | item_set_selected(val: 1); |
656 | if (child->sym == sym_get_choice_value(sym: menu->sym)) |
657 | item_set_tag(tag: 'X'); |
658 | } |
659 | dialog_clear(); |
660 | res = dialog_checklist(title: prompt ? prompt : "Main Menu" , |
661 | prompt: radiolist_instructions, |
662 | MENUBOX_HEIGHT_MIN, |
663 | MENUBOX_WIDTH_MIN, |
664 | CHECKLIST_HEIGHT_MIN); |
665 | selected = item_activate_selected(); |
666 | switch (res) { |
667 | case 0: |
668 | if (selected) { |
669 | child = item_data(); |
670 | if (!child->sym) |
671 | break; |
672 | |
673 | sym_set_tristate_value(sym: child->sym, tri: yes); |
674 | } |
675 | return; |
676 | case 1: |
677 | if (selected) { |
678 | child = item_data(); |
679 | show_help(menu: child); |
680 | active = child->sym; |
681 | } else |
682 | show_help(menu); |
683 | break; |
684 | case KEY_ESC: |
685 | return; |
686 | case -ERRDISPLAYTOOSMALL: |
687 | return; |
688 | } |
689 | } |
690 | } |
691 | |
692 | static void conf_string(struct menu *) |
693 | { |
694 | const char *prompt = menu_get_prompt(menu); |
695 | |
696 | while (1) { |
697 | int res; |
698 | const char *heading; |
699 | |
700 | switch (sym_get_type(sym: menu->sym)) { |
701 | case S_INT: |
702 | heading = inputbox_instructions_int; |
703 | break; |
704 | case S_HEX: |
705 | heading = inputbox_instructions_hex; |
706 | break; |
707 | case S_STRING: |
708 | heading = inputbox_instructions_string; |
709 | break; |
710 | default: |
711 | heading = "Internal mconf error!" ; |
712 | } |
713 | dialog_clear(); |
714 | res = dialog_inputbox(title: prompt ? prompt : "Main Menu" , |
715 | prompt: heading, height: 10, width: 75, |
716 | init: sym_get_string_value(sym: menu->sym)); |
717 | switch (res) { |
718 | case 0: |
719 | if (sym_set_string_value(sym: menu->sym, newval: dialog_input_result)) |
720 | return; |
721 | show_textbox(NULL, text: "You have made an invalid entry." , r: 5, c: 43); |
722 | break; |
723 | case 1: |
724 | show_help(menu); |
725 | break; |
726 | case KEY_ESC: |
727 | return; |
728 | } |
729 | } |
730 | } |
731 | |
732 | static void conf_load(void) |
733 | { |
734 | |
735 | while (1) { |
736 | int res; |
737 | dialog_clear(); |
738 | res = dialog_inputbox(NULL, prompt: load_config_text, |
739 | height: 11, width: 55, init: filename); |
740 | switch(res) { |
741 | case 0: |
742 | if (!dialog_input_result[0]) |
743 | return; |
744 | if (!conf_read(name: dialog_input_result)) { |
745 | set_config_filename(dialog_input_result); |
746 | conf_set_changed(true); |
747 | return; |
748 | } |
749 | show_textbox(NULL, text: "File does not exist!" , r: 5, c: 38); |
750 | break; |
751 | case 1: |
752 | show_helptext(title: "Load Alternate Configuration" , text: load_config_help); |
753 | break; |
754 | case KEY_ESC: |
755 | return; |
756 | } |
757 | } |
758 | } |
759 | |
760 | static void conf_save(void) |
761 | { |
762 | while (1) { |
763 | int res; |
764 | dialog_clear(); |
765 | res = dialog_inputbox(NULL, prompt: save_config_text, |
766 | height: 11, width: 55, init: filename); |
767 | switch(res) { |
768 | case 0: |
769 | if (!dialog_input_result[0]) |
770 | return; |
771 | if (!conf_write(name: dialog_input_result)) { |
772 | set_config_filename(dialog_input_result); |
773 | return; |
774 | } |
775 | show_textbox(NULL, text: "Can't create file!" , r: 5, c: 60); |
776 | break; |
777 | case 1: |
778 | show_helptext(title: "Save Alternate Configuration" , text: save_config_help); |
779 | break; |
780 | case KEY_ESC: |
781 | return; |
782 | } |
783 | } |
784 | } |
785 | |
786 | static void conf(struct menu *, struct menu *) |
787 | { |
788 | struct menu *; |
789 | const char *prompt = menu_get_prompt(menu); |
790 | struct subtitle_part stpart; |
791 | struct symbol *sym; |
792 | int res; |
793 | int s_scroll = 0; |
794 | |
795 | if (menu != &rootmenu) |
796 | stpart.text = menu_get_prompt(menu); |
797 | else |
798 | stpart.text = NULL; |
799 | list_add_tail(new: &stpart.entries, head: &trail); |
800 | |
801 | while (1) { |
802 | item_reset(); |
803 | current_menu = menu; |
804 | build_conf(menu); |
805 | if (!child_count) |
806 | break; |
807 | set_subtitle(); |
808 | dialog_clear(); |
809 | res = dialog_menu(title: prompt ? prompt : "Main Menu" , |
810 | prompt: menu_instructions, |
811 | selected: active_menu, s_scroll: &s_scroll); |
812 | if (res == 1 || res == KEY_ESC || res == -ERRDISPLAYTOOSMALL) |
813 | break; |
814 | if (item_count() != 0) { |
815 | if (!item_activate_selected()) |
816 | continue; |
817 | if (!item_tag()) |
818 | continue; |
819 | } |
820 | submenu = item_data(); |
821 | active_menu = item_data(); |
822 | if (submenu) |
823 | sym = submenu->sym; |
824 | else |
825 | sym = NULL; |
826 | |
827 | switch (res) { |
828 | case 0: |
829 | switch (item_tag()) { |
830 | case 'm': |
831 | if (single_menu_mode) |
832 | submenu->data = (void *) (long) !submenu->data; |
833 | else |
834 | conf(menu: submenu, NULL); |
835 | break; |
836 | case 't': |
837 | if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes) |
838 | conf_choice(menu: submenu); |
839 | else if (submenu->prompt->type == P_MENU) |
840 | conf(menu: submenu, NULL); |
841 | break; |
842 | case 's': |
843 | conf_string(menu: submenu); |
844 | break; |
845 | } |
846 | break; |
847 | case 2: |
848 | if (sym) |
849 | show_help(menu: submenu); |
850 | else { |
851 | reset_subtitle(); |
852 | show_helptext(title: "README" , text: mconf_readme); |
853 | } |
854 | break; |
855 | case 3: |
856 | reset_subtitle(); |
857 | conf_save(); |
858 | break; |
859 | case 4: |
860 | reset_subtitle(); |
861 | conf_load(); |
862 | break; |
863 | case 5: |
864 | if (item_is_tag(tag: 't')) { |
865 | if (sym_set_tristate_value(sym, tri: yes)) |
866 | break; |
867 | if (sym_set_tristate_value(sym, tri: mod)) |
868 | show_textbox(NULL, text: setmod_text, r: 6, c: 74); |
869 | } |
870 | break; |
871 | case 6: |
872 | if (item_is_tag(tag: 't')) |
873 | sym_set_tristate_value(sym, tri: no); |
874 | break; |
875 | case 7: |
876 | if (item_is_tag(tag: 't')) |
877 | sym_set_tristate_value(sym, tri: mod); |
878 | break; |
879 | case 8: |
880 | if (item_is_tag(tag: 't')) |
881 | sym_toggle_tristate_value(sym); |
882 | else if (item_is_tag(tag: 'm')) |
883 | conf(menu: submenu, NULL); |
884 | break; |
885 | case 9: |
886 | search_conf(); |
887 | break; |
888 | case 10: |
889 | show_all_options = !show_all_options; |
890 | break; |
891 | } |
892 | } |
893 | |
894 | list_del(entry: trail.prev); |
895 | } |
896 | |
897 | static void conf_message_callback(const char *s) |
898 | { |
899 | if (save_and_exit) { |
900 | if (!silent) |
901 | printf(format: "%s" , s); |
902 | } else { |
903 | show_textbox(NULL, text: s, r: 6, c: 60); |
904 | } |
905 | } |
906 | |
907 | static int handle_exit(void) |
908 | { |
909 | int res; |
910 | |
911 | save_and_exit = 1; |
912 | reset_subtitle(); |
913 | dialog_clear(); |
914 | if (conf_get_changed()) |
915 | res = dialog_yesno(NULL, |
916 | prompt: "Do you wish to save your new configuration?\n" |
917 | "(Press <ESC><ESC> to continue kernel configuration.)" , |
918 | height: 6, width: 60); |
919 | else |
920 | res = -1; |
921 | |
922 | end_dialog(x: saved_x, y: saved_y); |
923 | |
924 | switch (res) { |
925 | case 0: |
926 | if (conf_write(name: filename)) { |
927 | fprintf(stderr, format: "\n\n" |
928 | "Error while writing of the configuration.\n" |
929 | "Your configuration changes were NOT saved." |
930 | "\n\n" ); |
931 | return 1; |
932 | } |
933 | conf_write_autoconf(overwrite: 0); |
934 | /* fall through */ |
935 | case -1: |
936 | if (!silent) |
937 | printf(format: "\n\n" |
938 | "*** End of the configuration.\n" |
939 | "*** Execute 'make' to start the build or try 'make help'." |
940 | "\n\n" ); |
941 | res = 0; |
942 | break; |
943 | default: |
944 | if (!silent) |
945 | fprintf(stderr, format: "\n\n" |
946 | "Your configuration changes were NOT saved." |
947 | "\n\n" ); |
948 | if (res != KEY_ESC) |
949 | res = 0; |
950 | } |
951 | |
952 | return res; |
953 | } |
954 | |
955 | static void sig_handler(int signo) |
956 | { |
957 | exit(status: handle_exit()); |
958 | } |
959 | |
960 | int main(int ac, char **av) |
961 | { |
962 | char *mode; |
963 | int res; |
964 | |
965 | signal(SIGINT, handler: sig_handler); |
966 | |
967 | if (ac > 1 && strcmp(s1: av[1], s2: "-s" ) == 0) { |
968 | silent = 1; |
969 | /* Silence conf_read() until the real callback is set up */ |
970 | conf_set_message_callback(NULL); |
971 | av++; |
972 | } |
973 | conf_parse(name: av[1]); |
974 | conf_read(NULL); |
975 | |
976 | mode = getenv(name: "MENUCONFIG_MODE" ); |
977 | if (mode) { |
978 | if (!strcasecmp(s1: mode, s2: "single_menu" )) |
979 | single_menu_mode = 1; |
980 | } |
981 | |
982 | if (init_dialog(NULL)) { |
983 | fprintf(stderr, format: "Your display is too small to run Menuconfig!\n" ); |
984 | fprintf(stderr, format: "It must be at least 19 lines by 80 columns.\n" ); |
985 | return 1; |
986 | } |
987 | |
988 | set_config_filename(conf_get_configname()); |
989 | conf_set_message_callback(fn: conf_message_callback); |
990 | do { |
991 | conf(menu: &rootmenu, NULL); |
992 | res = handle_exit(); |
993 | } while (res == KEY_ESC); |
994 | |
995 | return res; |
996 | } |
997 | |