Loading...
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com>
4 *
5 * Derived from menuconfig.
6 */
7#ifndef _GNU_SOURCE
8#define _GNU_SOURCE
9#endif
10#include <string.h>
11#include <strings.h>
12#include <stdlib.h>
13
14#include "lkc.h"
15#include "mnconf-common.h"
16#include "nconf.h"
17#include <ctype.h>
18
19static const char nconf_global_help[] =
20"Help windows\n"
21"------------\n"
22"o Global help: Unless in a data entry window, pressing <F1> will give \n"
23" you the global help window, which you are just reading.\n"
24"\n"
25"o A short version of the global help is available by pressing <F3>.\n"
26"\n"
27"o Local help: To get help related to the current menu entry, use any\n"
28" of <?> <h>, or if in a data entry window then press <F1>.\n"
29"\n"
30"\n"
31"Menu entries\n"
32"------------\n"
33"This interface lets you select features and parameters for the kernel\n"
34"build. Kernel features can either be built-in, modularized, or removed.\n"
35"Parameters must be entered as text or decimal or hexadecimal numbers.\n"
36"\n"
37"Menu entries beginning with following braces represent features that\n"
38" [ ] can be built in or removed\n"
39" < > can be built in, modularized or removed\n"
40" { } can be built in or modularized, are selected by another feature\n"
41" - - are selected by another feature\n"
42" XXX cannot be selected. Symbol Info <F2> tells you why.\n"
43"*, M or whitespace inside braces means to build in, build as a module\n"
44"or to exclude the feature respectively.\n"
45"\n"
46"To change any of these features, highlight it with the movement keys\n"
47"listed below and press <y> to build it in, <m> to make it a module or\n"
48"<n> to remove it. You may press the <Space> key to cycle through the\n"
49"available options.\n"
50"\n"
51"A trailing \"--->\" designates a submenu, a trailing \"----\" an\n"
52"empty submenu.\n"
53"\n"
54"Menu navigation keys\n"
55"----------------------------------------------------------------------\n"
56"Linewise up <Up> <k>\n"
57"Linewise down <Down> <j>\n"
58"Pagewise up <Page Up>\n"
59"Pagewise down <Page Down>\n"
60"First entry <Home>\n"
61"Last entry <End>\n"
62"Enter a submenu <Right> <Enter>\n"
63"Go back to parent menu <Left> <Esc> <F5>\n"
64"Close a help window <Enter> <Esc> <F5>\n"
65"Close entry window, apply <Enter>\n"
66"Close entry window, forget <Esc> <F5>\n"
67"Start incremental, case-insensitive search for STRING in menu entries,\n"
68" no regex support, STRING is displayed in upper left corner\n"
69" </>STRING\n"
70" Remove last character <Backspace>\n"
71" Jump to next hit <Down>\n"
72" Jump to previous hit <Up>\n"
73"Exit menu search mode </> <Esc>\n"
74"Search for configuration variables with or without leading CONFIG_\n"
75" <F8>RegExpr<Enter>\n"
76"Verbose search help <F8><F1>\n"
77"----------------------------------------------------------------------\n"
78"\n"
79"Unless in a data entry window, key <1> may be used instead of <F1>,\n"
80"<2> instead of <F2>, etc.\n"
81"\n"
82"\n"
83"Radiolist (Choice list)\n"
84"-----------------------\n"
85"Use the movement keys listed above to select the option you wish to set\n"
86"and press <Space>.\n"
87"\n"
88"\n"
89"Data entry\n"
90"----------\n"
91"Enter the requested information and press <Enter>. Hexadecimal values\n"
92"may be entered without the \"0x\" prefix.\n"
93"\n"
94"\n"
95"Text Box (Help Window)\n"
96"----------------------\n"
97"Use movement keys as listed in table above.\n"
98"\n"
99"Press any of <Enter> <Esc> <q> <F5> <F9> to exit.\n"
100"\n"
101"\n"
102"Alternate configuration files\n"
103"-----------------------------\n"
104"nconfig supports switching between different configurations.\n"
105"Press <F6> to save your current configuration. Press <F7> and enter\n"
106"a file name to load a previously saved configuration.\n"
107"\n"
108"\n"
109"Terminal configuration\n"
110"----------------------\n"
111"If you use nconfig in a xterm window, make sure your TERM environment\n"
112"variable specifies a terminal configuration which supports at least\n"
113"16 colors. Otherwise nconfig will look rather bad.\n"
114"\n"
115"If the \"stty size\" command reports the current terminalsize correctly,\n"
116"nconfig will adapt to sizes larger than the traditional 80x25 \"standard\"\n"
117"and display longer menus properly.\n"
118"\n"
119"\n"
120"Single menu mode\n"
121"----------------\n"
122"If you prefer to have all of the menu entries listed in a single menu,\n"
123"rather than the default multimenu hierarchy, run nconfig with\n"
124"NCONFIG_MODE environment variable set to single_menu. Example:\n"
125"\n"
126"make NCONFIG_MODE=single_menu nconfig\n"
127"\n"
128"<Enter> will then unfold the appropriate category, or fold it if it\n"
129"is already unfolded. Folded menu entries will be designated by a\n"
130"leading \"++>\" and unfolded entries by a leading \"-->\".\n"
131"\n"
132"Note that this mode can eventually be a little more CPU expensive than\n"
133"the default mode, especially with a larger number of unfolded submenus.\n"
134"\n",
135menu_no_f_instructions[] =
136"Legend: [*] built-in [ ] excluded <M> module < > module capable.\n"
137"Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n"
138"\n"
139"Use the following keys to navigate the menus:\n"
140"Move up or down with <Up> and <Down>.\n"
141"Enter a submenu with <Enter> or <Right>.\n"
142"Exit a submenu to its parent menu with <Esc> or <Left>.\n"
143"Pressing <y> includes, <n> excludes, <m> modularizes features.\n"
144"Pressing <Space> cycles through the available options.\n"
145"To search for menu entries press </>.\n"
146"<Esc> always leaves the current window.\n"
147"\n"
148"You do not have function keys support.\n"
149"Press <1> instead of <F1>, <2> instead of <F2>, etc.\n"
150"For verbose global help use key <1>.\n"
151"For help related to the current menu entry press <?> or <h>.\n",
152menu_instructions[] =
153"Legend: [*] built-in [ ] excluded <M> module < > module capable.\n"
154"Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n"
155"\n"
156"Use the following keys to navigate the menus:\n"
157"Move up or down with <Up> or <Down>.\n"
158"Enter a submenu with <Enter> or <Right>.\n"
159"Exit a submenu to its parent menu with <Esc> or <Left>.\n"
160"Pressing <y> includes, <n> excludes, <m> modularizes features.\n"
161"Pressing <Space> cycles through the available options.\n"
162"To search for menu entries press </>.\n"
163"<Esc> always leaves the current window.\n"
164"\n"
165"Pressing <1> may be used instead of <F1>, <2> instead of <F2>, etc.\n"
166"For verbose global help press <F1>.\n"
167"For help related to the current menu entry press <?> or <h>.\n",
168radiolist_instructions[] =
169"Press <Up>, <Down>, <Home> or <End> to navigate a radiolist, select\n"
170"with <Space>.\n"
171"For help related to the current entry press <?> or <h>.\n"
172"For global help press <F1>.\n",
173inputbox_instructions_int[] =
174"Please enter a decimal value.\n"
175"Fractions will not be accepted.\n"
176"Press <Enter> to apply, <Esc> to cancel.",
177inputbox_instructions_hex[] =
178"Please enter a hexadecimal value.\n"
179"Press <Enter> to apply, <Esc> to cancel.",
180inputbox_instructions_string[] =
181"Please enter a string value.\n"
182"Press <Enter> to apply, <Esc> to cancel.",
183setmod_text[] =
184"This feature depends on another feature which has been configured as a\n"
185"module. As a result, the current feature will be built as a module too.",
186load_config_text[] =
187"Enter the name of the configuration file you wish to load.\n"
188"Accept the name shown to restore the configuration you last\n"
189"retrieved. Leave empty to abort.",
190load_config_help[] =
191"For various reasons, one may wish to keep several different\n"
192"configurations available on a single machine.\n"
193"\n"
194"If you have saved a previous configuration in a file other than the\n"
195"default one, entering its name here will allow you to load and modify\n"
196"that configuration.\n"
197"\n"
198"Leave empty to abort.\n",
199save_config_text[] =
200"Enter a filename to which this configuration should be saved\n"
201"as an alternate. Leave empty to abort.",
202save_config_help[] =
203"For various reasons, one may wish to keep several different\n"
204"configurations available on a single machine.\n"
205"\n"
206"Entering a file name here will allow you to later retrieve, modify\n"
207"and use the current configuration as an alternate to whatever\n"
208"configuration options you have selected at that time.\n"
209"\n"
210"Leave empty to abort.\n",
211search_help[] =
212"Search for symbols (configuration variable names CONFIG_*) and display\n"
213"their relations. Regular expressions are supported.\n"
214"Example: Search for \"^FOO\".\n"
215"Result:\n"
216"-----------------------------------------------------------------\n"
217"Symbol: FOO [ = m]\n"
218"Prompt: Foo bus is used to drive the bar HW\n"
219"Defined at drivers/pci/Kconfig:47\n"
220"Depends on: X86_LOCAL_APIC && X86_IO_APIC\n"
221"Location:\n"
222" -> Bus options (PCI, PCMCIA, EISA, ISA)\n"
223" -> PCI support (PCI [ = y])\n"
224"(1) -> PCI access mode (<choice> [ = y])\n"
225"Selects: LIBCRC32\n"
226"Selected by: BAR\n"
227"-----------------------------------------------------------------\n"
228"o The line 'Prompt:' shows the text displayed for this symbol in\n"
229" the menu hierarchy.\n"
230"o The 'Defined at' line tells at what file / line number the symbol is\n"
231" defined.\n"
232"o The 'Depends on:' line lists symbols that need to be defined for\n"
233" this symbol to be visible and selectable in the menu.\n"
234"o The 'Location:' lines tell, where in the menu structure this symbol\n"
235" is located.\n"
236" A location followed by a [ = y] indicates that this is\n"
237" a selectable menu item, and the current value is displayed inside\n"
238" brackets.\n"
239" Press the key in the (#) prefix to jump directly to that\n"
240" location. You will be returned to the current search results\n"
241" after exiting this new menu.\n"
242"o The 'Selects:' line tells, what symbol will be automatically selected\n"
243" if this symbol is selected (y or m).\n"
244"o The 'Selected by' line tells what symbol has selected this symbol.\n"
245"\n"
246"Only relevant lines are shown.\n"
247"\n\n"
248"Search examples:\n"
249"USB => find all symbols containing USB\n"
250"^USB => find all symbols starting with USB\n"
251"USB$ => find all symbols ending with USB\n"
252"\n";
253
254struct mitem {
255 char str[256];
256 char tag;
257 void *usrptr;
258 int is_visible;
259};
260
261#define MAX_MENU_ITEMS 4096
262static int show_all_items;
263static int indent;
264static struct menu *current_menu;
265static int child_count;
266static int single_menu_mode;
267/* the window in which all information appears */
268static WINDOW *main_window;
269/* the largest size of the menu window */
270static int mwin_max_lines;
271static int mwin_max_cols;
272/* the window in which we show option buttons */
273static MENU *curses_menu;
274static ITEM *curses_menu_items[MAX_MENU_ITEMS];
275static struct mitem k_menu_items[MAX_MENU_ITEMS];
276static unsigned int items_num;
277static int global_exit;
278/* the currently selected button */
279static const char *current_instructions = menu_instructions;
280
281static char *dialog_input_result;
282static int dialog_input_result_len;
283
284static void selected_conf(struct menu *menu, struct menu *active_menu);
285static void conf(struct menu *menu);
286static void conf_choice(struct menu *menu);
287static void conf_string(struct menu *menu);
288static void conf_load(void);
289static void conf_save(void);
290static void show_help(struct menu *menu);
291static int do_exit(void);
292static void setup_windows(void);
293static void search_conf(void);
294
295typedef void (*function_key_handler_t)(int *key, struct menu *menu);
296static void handle_f1(int *key, struct menu *current_item);
297static void handle_f2(int *key, struct menu *current_item);
298static void handle_f3(int *key, struct menu *current_item);
299static void handle_f4(int *key, struct menu *current_item);
300static void handle_f5(int *key, struct menu *current_item);
301static void handle_f6(int *key, struct menu *current_item);
302static void handle_f7(int *key, struct menu *current_item);
303static void handle_f8(int *key, struct menu *current_item);
304static void handle_f9(int *key, struct menu *current_item);
305
306struct function_keys {
307 const char *key_str;
308 const char *func;
309 function_key key;
310 function_key_handler_t handler;
311};
312
313static const int function_keys_num = 9;
314static struct function_keys function_keys[] = {
315 {
316 .key_str = "F1",
317 .func = "Help",
318 .key = F_HELP,
319 .handler = handle_f1,
320 },
321 {
322 .key_str = "F2",
323 .func = "SymInfo",
324 .key = F_SYMBOL,
325 .handler = handle_f2,
326 },
327 {
328 .key_str = "F3",
329 .func = "Help 2",
330 .key = F_INSTS,
331 .handler = handle_f3,
332 },
333 {
334 .key_str = "F4",
335 .func = "ShowAll",
336 .key = F_CONF,
337 .handler = handle_f4,
338 },
339 {
340 .key_str = "F5",
341 .func = "Back",
342 .key = F_BACK,
343 .handler = handle_f5,
344 },
345 {
346 .key_str = "F6",
347 .func = "Save",
348 .key = F_SAVE,
349 .handler = handle_f6,
350 },
351 {
352 .key_str = "F7",
353 .func = "Load",
354 .key = F_LOAD,
355 .handler = handle_f7,
356 },
357 {
358 .key_str = "F8",
359 .func = "SymSearch",
360 .key = F_SEARCH,
361 .handler = handle_f8,
362 },
363 {
364 .key_str = "F9",
365 .func = "Exit",
366 .key = F_EXIT,
367 .handler = handle_f9,
368 },
369};
370
371static void print_function_line(void)
372{
373 int i;
374 int offset = 1;
375 const int skip = 1;
376 int lines = getmaxy(stdscr);
377
378 for (i = 0; i < function_keys_num; i++) {
379 wattrset(main_window, attr_function_highlight);
380 mvwprintw(main_window, lines-3, offset,
381 "%s",
382 function_keys[i].key_str);
383 wattrset(main_window, attr_function_text);
384 offset += strlen(function_keys[i].key_str);
385 mvwprintw(main_window, lines-3,
386 offset, "%s",
387 function_keys[i].func);
388 offset += strlen(function_keys[i].func) + skip;
389 }
390 wattrset(main_window, attr_normal);
391}
392
393/* help */
394static void handle_f1(int *key, struct menu *current_item)
395{
396 show_scroll_win(main_window,
397 "Global help", nconf_global_help);
398 return;
399}
400
401/* symbole help */
402static void handle_f2(int *key, struct menu *current_item)
403{
404 show_help(current_item);
405 return;
406}
407
408/* instructions */
409static void handle_f3(int *key, struct menu *current_item)
410{
411 show_scroll_win(main_window,
412 "Short help",
413 current_instructions);
414 return;
415}
416
417/* config */
418static void handle_f4(int *key, struct menu *current_item)
419{
420 int res = btn_dialog(main_window,
421 "Show all symbols?",
422 2,
423 " <Show All> ",
424 "<Don't show all>");
425 if (res == 0)
426 show_all_items = 1;
427 else if (res == 1)
428 show_all_items = 0;
429
430 return;
431}
432
433/* back */
434static void handle_f5(int *key, struct menu *current_item)
435{
436 *key = KEY_LEFT;
437 return;
438}
439
440/* save */
441static void handle_f6(int *key, struct menu *current_item)
442{
443 conf_save();
444 return;
445}
446
447/* load */
448static void handle_f7(int *key, struct menu *current_item)
449{
450 conf_load();
451 return;
452}
453
454/* search */
455static void handle_f8(int *key, struct menu *current_item)
456{
457 search_conf();
458 return;
459}
460
461/* exit */
462static void handle_f9(int *key, struct menu *current_item)
463{
464 do_exit();
465 return;
466}
467
468/* return != 0 to indicate the key was handles */
469static int process_special_keys(int *key, struct menu *menu)
470{
471 int i;
472
473 if (*key == KEY_RESIZE) {
474 setup_windows();
475 return 1;
476 }
477
478 for (i = 0; i < function_keys_num; i++) {
479 if (*key == KEY_F(function_keys[i].key) ||
480 *key == '0' + function_keys[i].key){
481 function_keys[i].handler(key, menu);
482 return 1;
483 }
484 }
485
486 return 0;
487}
488
489static void clean_items(void)
490{
491 int i;
492 for (i = 0; curses_menu_items[i]; i++)
493 free_item(curses_menu_items[i]);
494 bzero(curses_menu_items, sizeof(curses_menu_items));
495 bzero(k_menu_items, sizeof(k_menu_items));
496 items_num = 0;
497}
498
499typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN,
500 FIND_NEXT_MATCH_DOWN, FIND_NEXT_MATCH_UP} match_f;
501
502/* return the index of the matched item, or -1 if no such item exists */
503static int get_mext_match(const char *match_str, match_f flag)
504{
505 int match_start, index;
506
507 /* Do not search if the menu is empty (i.e. items_num == 0) */
508 match_start = item_index(current_item(curses_menu));
509 if (match_start == ERR)
510 return -1;
511
512 if (flag == FIND_NEXT_MATCH_DOWN)
513 ++match_start;
514 else if (flag == FIND_NEXT_MATCH_UP)
515 --match_start;
516
517 match_start = (match_start + items_num) % items_num;
518 index = match_start;
519 while (true) {
520 char *str = k_menu_items[index].str;
521 if (strcasestr(str, match_str) != NULL)
522 return index;
523 if (flag == FIND_NEXT_MATCH_UP ||
524 flag == MATCH_TINKER_PATTERN_UP)
525 --index;
526 else
527 ++index;
528 index = (index + items_num) % items_num;
529 if (index == match_start)
530 return -1;
531 }
532}
533
534/* Make a new item. */
535static void item_make(struct menu *menu, char tag, const char *fmt, ...)
536{
537 va_list ap;
538
539 if (items_num > MAX_MENU_ITEMS-1)
540 return;
541
542 bzero(&k_menu_items[items_num], sizeof(k_menu_items[0]));
543 k_menu_items[items_num].tag = tag;
544 k_menu_items[items_num].usrptr = menu;
545 if (menu != NULL)
546 k_menu_items[items_num].is_visible =
547 menu_is_visible(menu);
548 else
549 k_menu_items[items_num].is_visible = 1;
550
551 va_start(ap, fmt);
552 vsnprintf(k_menu_items[items_num].str,
553 sizeof(k_menu_items[items_num].str),
554 fmt, ap);
555 va_end(ap);
556
557 if (!k_menu_items[items_num].is_visible)
558 memcpy(k_menu_items[items_num].str, "XXX", 3);
559
560 curses_menu_items[items_num] = new_item(
561 k_menu_items[items_num].str,
562 k_menu_items[items_num].str);
563 set_item_userptr(curses_menu_items[items_num],
564 &k_menu_items[items_num]);
565 /*
566 if (!k_menu_items[items_num].is_visible)
567 item_opts_off(curses_menu_items[items_num], O_SELECTABLE);
568 */
569
570 items_num++;
571 curses_menu_items[items_num] = NULL;
572}
573
574/* very hackish. adds a string to the last item added */
575static void item_add_str(const char *fmt, ...)
576{
577 va_list ap;
578 int index = items_num-1;
579 char new_str[256];
580 char tmp_str[256];
581
582 if (index < 0)
583 return;
584
585 va_start(ap, fmt);
586 vsnprintf(new_str, sizeof(new_str), fmt, ap);
587 va_end(ap);
588 snprintf(tmp_str, sizeof(tmp_str), "%s%s",
589 k_menu_items[index].str, new_str);
590 strncpy(k_menu_items[index].str,
591 tmp_str,
592 sizeof(k_menu_items[index].str));
593
594 free_item(curses_menu_items[index]);
595 curses_menu_items[index] = new_item(
596 k_menu_items[index].str,
597 k_menu_items[index].str);
598 set_item_userptr(curses_menu_items[index],
599 &k_menu_items[index]);
600}
601
602/* get the tag of the currently selected item */
603static char item_tag(void)
604{
605 ITEM *cur;
606 struct mitem *mcur;
607
608 cur = current_item(curses_menu);
609 if (cur == NULL)
610 return 0;
611 mcur = (struct mitem *) item_userptr(cur);
612 return mcur->tag;
613}
614
615static int curses_item_index(void)
616{
617 return item_index(current_item(curses_menu));
618}
619
620static void *item_data(void)
621{
622 ITEM *cur;
623 struct mitem *mcur;
624
625 cur = current_item(curses_menu);
626 if (!cur)
627 return NULL;
628 mcur = (struct mitem *) item_userptr(cur);
629 return mcur->usrptr;
630
631}
632
633static int item_is_tag(char tag)
634{
635 return item_tag() == tag;
636}
637
638static char filename[PATH_MAX+1];
639static char menu_backtitle[PATH_MAX+128];
640static void set_config_filename(const char *config_filename)
641{
642 snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s",
643 config_filename, rootmenu.prompt->text);
644
645 snprintf(filename, sizeof(filename), "%s", config_filename);
646}
647
648/* return = 0 means we are successful.
649 * -1 means go on doing what you were doing
650 */
651static int do_exit(void)
652{
653 int res;
654 if (!conf_get_changed()) {
655 global_exit = 1;
656 return 0;
657 }
658 res = btn_dialog(main_window,
659 "Do you wish to save your new configuration?\n"
660 "<ESC> to cancel and resume nconfig.",
661 2,
662 " <save> ",
663 "<don't save>");
664 if (res == KEY_EXIT) {
665 global_exit = 0;
666 return -1;
667 }
668
669 /* if we got here, the user really wants to exit */
670 switch (res) {
671 case 0:
672 res = conf_write(filename);
673 if (res)
674 btn_dialog(
675 main_window,
676 "Error during writing of configuration.\n"
677 "Your configuration changes were NOT saved.",
678 1,
679 "<OK>");
680 conf_write_autoconf(0);
681 break;
682 default:
683 btn_dialog(
684 main_window,
685 "Your configuration changes were NOT saved.",
686 1,
687 "<OK>");
688 break;
689 }
690 global_exit = 1;
691 return 0;
692}
693
694
695static void search_conf(void)
696{
697 struct symbol **sym_arr;
698 struct gstr res;
699 struct gstr title;
700 char *dialog_input;
701 int dres, vscroll = 0, hscroll = 0;
702 bool again;
703
704 title = str_new();
705 str_printf( &title, "Enter (sub)string or regexp to search for "
706 "(with or without \"%s\")", CONFIG_);
707
708again:
709 dres = dialog_inputbox(main_window,
710 "Search Configuration Parameter",
711 str_get(&title),
712 "", &dialog_input_result, &dialog_input_result_len);
713 switch (dres) {
714 case 0:
715 break;
716 case 1:
717 show_scroll_win(main_window,
718 "Search Configuration", search_help);
719 goto again;
720 default:
721 str_free(&title);
722 return;
723 }
724
725 /* strip the prefix if necessary */
726 dialog_input = dialog_input_result;
727 if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0)
728 dialog_input += strlen(CONFIG_);
729
730 sym_arr = sym_re_search(dialog_input);
731
732 do {
733 LIST_HEAD(head);
734 struct search_data data = {
735 .head = &head,
736 .target = NULL,
737 };
738 jump_key_char = 0;
739 res = get_relations_str(sym_arr, &head);
740 dres = show_scroll_win_ext(main_window,
741 "Search Results", str_get(&res),
742 &vscroll, &hscroll,
743 handle_search_keys, &data);
744 again = false;
745 if (dres >= '1' && dres <= '9') {
746 assert(data.target != NULL);
747 selected_conf(data.target->parent, data.target);
748 again = true;
749 }
750 str_free(&res);
751 } while (again);
752 free(sym_arr);
753 str_free(&title);
754}
755
756
757static void build_conf(struct menu *menu)
758{
759 struct symbol *sym;
760 struct property *prop;
761 struct menu *child;
762 int type, tmp, doint = 2;
763 tristate val;
764 char ch;
765
766 if (!menu || (!show_all_items && !menu_is_visible(menu)))
767 return;
768
769 sym = menu->sym;
770 prop = menu->prompt;
771 if (!sym) {
772 if (prop && menu != current_menu) {
773 const char *prompt = menu_get_prompt(menu);
774 enum prop_type ptype;
775 ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
776 switch (ptype) {
777 case P_MENU:
778 child_count++;
779 if (single_menu_mode) {
780 item_make(menu, 'm',
781 "%s%*c%s",
782 menu->data ? "-->" : "++>",
783 indent + 1, ' ', prompt);
784 } else
785 item_make(menu, 'm',
786 " %*c%s %s",
787 indent + 1, ' ', prompt,
788 menu_is_empty(menu) ? "----" : "--->");
789
790 if (single_menu_mode && menu->data)
791 goto conf_childs;
792 return;
793 case P_COMMENT:
794 if (prompt) {
795 child_count++;
796 item_make(menu, ':',
797 " %*c*** %s ***",
798 indent + 1, ' ',
799 prompt);
800 }
801 break;
802 default:
803 if (prompt) {
804 child_count++;
805 item_make(menu, ':', "---%*c%s",
806 indent + 1, ' ',
807 prompt);
808 }
809 }
810 } else
811 doint = 0;
812 goto conf_childs;
813 }
814
815 type = sym_get_type(sym);
816 if (sym_is_choice(sym)) {
817 struct symbol *def_sym = sym_get_choice_value(sym);
818 struct menu *def_menu = NULL;
819
820 child_count++;
821 for (child = menu->list; child; child = child->next) {
822 if (menu_is_visible(child) && child->sym == def_sym)
823 def_menu = child;
824 }
825
826 val = sym_get_tristate_value(sym);
827 if (sym_is_changeable(sym)) {
828 switch (type) {
829 case S_BOOLEAN:
830 item_make(menu, 't', "[%c]",
831 val == no ? ' ' : '*');
832 break;
833 case S_TRISTATE:
834 switch (val) {
835 case yes:
836 ch = '*';
837 break;
838 case mod:
839 ch = 'M';
840 break;
841 default:
842 ch = ' ';
843 break;
844 }
845 item_make(menu, 't', "<%c>", ch);
846 break;
847 }
848 } else {
849 item_make(menu, def_menu ? 't' : ':', " ");
850 }
851
852 item_add_str("%*c%s", indent + 1,
853 ' ', menu_get_prompt(menu));
854 if (val == yes) {
855 if (def_menu) {
856 item_add_str(" (%s)",
857 menu_get_prompt(def_menu));
858 item_add_str(" --->");
859 if (def_menu->list) {
860 indent += 2;
861 build_conf(def_menu);
862 indent -= 2;
863 }
864 }
865 return;
866 }
867 } else {
868 if (menu == current_menu) {
869 item_make(menu, ':',
870 "---%*c%s", indent + 1,
871 ' ', menu_get_prompt(menu));
872 goto conf_childs;
873 }
874 child_count++;
875 val = sym_get_tristate_value(sym);
876 if (sym_is_choice_value(sym) && val == yes) {
877 item_make(menu, ':', " ");
878 } else {
879 switch (type) {
880 case S_BOOLEAN:
881 if (sym_is_changeable(sym))
882 item_make(menu, 't', "[%c]",
883 val == no ? ' ' : '*');
884 else
885 item_make(menu, 't', "-%c-",
886 val == no ? ' ' : '*');
887 break;
888 case S_TRISTATE:
889 switch (val) {
890 case yes:
891 ch = '*';
892 break;
893 case mod:
894 ch = 'M';
895 break;
896 default:
897 ch = ' ';
898 break;
899 }
900 if (sym_is_changeable(sym)) {
901 if (sym->rev_dep.tri == mod)
902 item_make(menu,
903 't', "{%c}", ch);
904 else
905 item_make(menu,
906 't', "<%c>", ch);
907 } else
908 item_make(menu, 't', "-%c-", ch);
909 break;
910 default:
911 tmp = 2 + strlen(sym_get_string_value(sym));
912 item_make(menu, 's', " (%s)",
913 sym_get_string_value(sym));
914 tmp = indent - tmp + 4;
915 if (tmp < 0)
916 tmp = 0;
917 item_add_str("%*c%s%s", tmp, ' ',
918 menu_get_prompt(menu),
919 (sym_has_value(sym) ||
920 !sym_is_changeable(sym)) ? "" :
921 " (NEW)");
922 goto conf_childs;
923 }
924 }
925 item_add_str("%*c%s%s", indent + 1, ' ',
926 menu_get_prompt(menu),
927 (sym_has_value(sym) || !sym_is_changeable(sym)) ?
928 "" : " (NEW)");
929 if (menu->prompt && menu->prompt->type == P_MENU) {
930 item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->");
931 return;
932 }
933 }
934
935conf_childs:
936 indent += doint;
937 for (child = menu->list; child; child = child->next)
938 build_conf(child);
939 indent -= doint;
940}
941
942static void reset_menu(void)
943{
944 unpost_menu(curses_menu);
945 clean_items();
946}
947
948/* adjust the menu to show this item.
949 * prefer not to scroll the menu if possible*/
950static void center_item(int selected_index, int *last_top_row)
951{
952 int toprow;
953
954 set_top_row(curses_menu, *last_top_row);
955 toprow = top_row(curses_menu);
956 if (selected_index < toprow ||
957 selected_index >= toprow+mwin_max_lines) {
958 toprow = max(selected_index-mwin_max_lines/2, 0);
959 if (toprow >= item_count(curses_menu)-mwin_max_lines)
960 toprow = item_count(curses_menu)-mwin_max_lines;
961 set_top_row(curses_menu, toprow);
962 }
963 set_current_item(curses_menu,
964 curses_menu_items[selected_index]);
965 *last_top_row = toprow;
966 post_menu(curses_menu);
967 refresh_all_windows(main_window);
968}
969
970/* this function assumes reset_menu has been called before */
971static void show_menu(const char *prompt, const char *instructions,
972 int selected_index, int *last_top_row)
973{
974 int maxx, maxy;
975 WINDOW *menu_window;
976
977 current_instructions = instructions;
978
979 clear();
980 print_in_middle(stdscr, 1, getmaxx(stdscr),
981 menu_backtitle,
982 attr_main_heading);
983
984 wattrset(main_window, attr_main_menu_box);
985 box(main_window, 0, 0);
986 wattrset(main_window, attr_main_menu_heading);
987 mvwprintw(main_window, 0, 3, " %s ", prompt);
988 wattrset(main_window, attr_normal);
989
990 set_menu_items(curses_menu, curses_menu_items);
991
992 /* position the menu at the middle of the screen */
993 scale_menu(curses_menu, &maxy, &maxx);
994 maxx = min(maxx, mwin_max_cols-2);
995 maxy = mwin_max_lines;
996 menu_window = derwin(main_window,
997 maxy,
998 maxx,
999 2,
1000 (mwin_max_cols-maxx)/2);
1001 keypad(menu_window, TRUE);
1002 set_menu_win(curses_menu, menu_window);
1003 set_menu_sub(curses_menu, menu_window);
1004
1005 /* must reassert this after changing items, otherwise returns to a
1006 * default of 16
1007 */
1008 set_menu_format(curses_menu, maxy, 1);
1009 center_item(selected_index, last_top_row);
1010 set_menu_format(curses_menu, maxy, 1);
1011
1012 print_function_line();
1013
1014 /* Post the menu */
1015 post_menu(curses_menu);
1016 refresh_all_windows(main_window);
1017}
1018
1019static void adj_match_dir(match_f *match_direction)
1020{
1021 if (*match_direction == FIND_NEXT_MATCH_DOWN)
1022 *match_direction =
1023 MATCH_TINKER_PATTERN_DOWN;
1024 else if (*match_direction == FIND_NEXT_MATCH_UP)
1025 *match_direction =
1026 MATCH_TINKER_PATTERN_UP;
1027 /* else, do no change.. */
1028}
1029
1030struct match_state
1031{
1032 int in_search;
1033 match_f match_direction;
1034 char pattern[256];
1035};
1036
1037/* Return 0 means I have handled the key. In such a case, ans should hold the
1038 * item to center, or -1 otherwise.
1039 * Else return -1 .
1040 */
1041static int do_match(int key, struct match_state *state, int *ans)
1042{
1043 char c = (char) key;
1044 int terminate_search = 0;
1045 *ans = -1;
1046 if (key == '/' || (state->in_search && key == 27)) {
1047 move(0, 0);
1048 refresh();
1049 clrtoeol();
1050 state->in_search = 1-state->in_search;
1051 bzero(state->pattern, sizeof(state->pattern));
1052 state->match_direction = MATCH_TINKER_PATTERN_DOWN;
1053 return 0;
1054 } else if (!state->in_search)
1055 return 1;
1056
1057 if (isalnum(c) || isgraph(c) || c == ' ') {
1058 state->pattern[strlen(state->pattern)] = c;
1059 state->pattern[strlen(state->pattern)] = '\0';
1060 adj_match_dir(&state->match_direction);
1061 *ans = get_mext_match(state->pattern,
1062 state->match_direction);
1063 } else if (key == KEY_DOWN) {
1064 state->match_direction = FIND_NEXT_MATCH_DOWN;
1065 *ans = get_mext_match(state->pattern,
1066 state->match_direction);
1067 } else if (key == KEY_UP) {
1068 state->match_direction = FIND_NEXT_MATCH_UP;
1069 *ans = get_mext_match(state->pattern,
1070 state->match_direction);
1071 } else if (key == KEY_BACKSPACE || key == 8 || key == 127) {
1072 state->pattern[strlen(state->pattern)-1] = '\0';
1073 adj_match_dir(&state->match_direction);
1074 } else
1075 terminate_search = 1;
1076
1077 if (terminate_search) {
1078 state->in_search = 0;
1079 bzero(state->pattern, sizeof(state->pattern));
1080 move(0, 0);
1081 refresh();
1082 clrtoeol();
1083 return -1;
1084 }
1085 return 0;
1086}
1087
1088static void conf(struct menu *menu)
1089{
1090 selected_conf(menu, NULL);
1091}
1092
1093static void selected_conf(struct menu *menu, struct menu *active_menu)
1094{
1095 struct menu *submenu = NULL;
1096 struct symbol *sym;
1097 int i, res;
1098 int current_index = 0;
1099 int last_top_row = 0;
1100 struct match_state match_state = {
1101 .in_search = 0,
1102 .match_direction = MATCH_TINKER_PATTERN_DOWN,
1103 .pattern = "",
1104 };
1105
1106 while (!global_exit) {
1107 reset_menu();
1108 current_menu = menu;
1109 build_conf(menu);
1110 if (!child_count)
1111 break;
1112
1113 if (active_menu != NULL) {
1114 for (i = 0; i < items_num; i++) {
1115 struct mitem *mcur;
1116
1117 mcur = (struct mitem *) item_userptr(curses_menu_items[i]);
1118 if ((struct menu *) mcur->usrptr == active_menu) {
1119 current_index = i;
1120 break;
1121 }
1122 }
1123 active_menu = NULL;
1124 }
1125
1126 show_menu(menu_get_prompt(menu), menu_instructions,
1127 current_index, &last_top_row);
1128 keypad((menu_win(curses_menu)), TRUE);
1129 while (!global_exit) {
1130 if (match_state.in_search) {
1131 mvprintw(0, 0,
1132 "searching: %s", match_state.pattern);
1133 clrtoeol();
1134 }
1135 refresh_all_windows(main_window);
1136 res = wgetch(menu_win(curses_menu));
1137 if (!res)
1138 break;
1139 if (do_match(res, &match_state, ¤t_index) == 0) {
1140 if (current_index != -1)
1141 center_item(current_index,
1142 &last_top_row);
1143 continue;
1144 }
1145 if (process_special_keys(&res,
1146 (struct menu *) item_data()))
1147 break;
1148 switch (res) {
1149 case KEY_DOWN:
1150 case 'j':
1151 menu_driver(curses_menu, REQ_DOWN_ITEM);
1152 break;
1153 case KEY_UP:
1154 case 'k':
1155 menu_driver(curses_menu, REQ_UP_ITEM);
1156 break;
1157 case KEY_NPAGE:
1158 menu_driver(curses_menu, REQ_SCR_DPAGE);
1159 break;
1160 case KEY_PPAGE:
1161 menu_driver(curses_menu, REQ_SCR_UPAGE);
1162 break;
1163 case KEY_HOME:
1164 menu_driver(curses_menu, REQ_FIRST_ITEM);
1165 break;
1166 case KEY_END:
1167 menu_driver(curses_menu, REQ_LAST_ITEM);
1168 break;
1169 case 'h':
1170 case '?':
1171 show_help((struct menu *) item_data());
1172 break;
1173 }
1174 if (res == 10 || res == 27 ||
1175 res == 32 || res == 'n' || res == 'y' ||
1176 res == KEY_LEFT || res == KEY_RIGHT ||
1177 res == 'm')
1178 break;
1179 refresh_all_windows(main_window);
1180 }
1181
1182 refresh_all_windows(main_window);
1183 /* if ESC or left*/
1184 if (res == 27 || (menu != &rootmenu && res == KEY_LEFT))
1185 break;
1186
1187 /* remember location in the menu */
1188 last_top_row = top_row(curses_menu);
1189 current_index = curses_item_index();
1190
1191 if (!item_tag())
1192 continue;
1193
1194 submenu = (struct menu *) item_data();
1195 if (!submenu || !menu_is_visible(submenu))
1196 continue;
1197 sym = submenu->sym;
1198
1199 switch (res) {
1200 case ' ':
1201 if (item_is_tag('t'))
1202 sym_toggle_tristate_value(sym);
1203 else if (item_is_tag('m'))
1204 conf(submenu);
1205 break;
1206 case KEY_RIGHT:
1207 case 10: /* ENTER WAS PRESSED */
1208 switch (item_tag()) {
1209 case 'm':
1210 if (single_menu_mode)
1211 submenu->data =
1212 (void *) (long) !submenu->data;
1213 else
1214 conf(submenu);
1215 break;
1216 case 't':
1217 if (sym_is_choice(sym) &&
1218 sym_get_tristate_value(sym) == yes)
1219 conf_choice(submenu);
1220 else if (submenu->prompt &&
1221 submenu->prompt->type == P_MENU)
1222 conf(submenu);
1223 else if (res == 10)
1224 sym_toggle_tristate_value(sym);
1225 break;
1226 case 's':
1227 conf_string(submenu);
1228 break;
1229 }
1230 break;
1231 case 'y':
1232 if (item_is_tag('t')) {
1233 if (sym_set_tristate_value(sym, yes))
1234 break;
1235 if (sym_set_tristate_value(sym, mod))
1236 btn_dialog(main_window, setmod_text, 0);
1237 }
1238 break;
1239 case 'n':
1240 if (item_is_tag('t'))
1241 sym_set_tristate_value(sym, no);
1242 break;
1243 case 'm':
1244 if (item_is_tag('t'))
1245 sym_set_tristate_value(sym, mod);
1246 break;
1247 }
1248 }
1249}
1250
1251static void conf_message_callback(const char *s)
1252{
1253 btn_dialog(main_window, s, 1, "<OK>");
1254}
1255
1256static void show_help(struct menu *menu)
1257{
1258 struct gstr help;
1259
1260 if (!menu)
1261 return;
1262
1263 help = str_new();
1264 menu_get_ext_help(menu, &help);
1265 show_scroll_win(main_window, menu_get_prompt(menu), str_get(&help));
1266 str_free(&help);
1267}
1268
1269static void conf_choice(struct menu *menu)
1270{
1271 const char *prompt = menu_get_prompt(menu);
1272 struct menu *child = NULL;
1273 struct symbol *active;
1274 int selected_index = 0;
1275 int last_top_row = 0;
1276 int res, i = 0;
1277 struct match_state match_state = {
1278 .in_search = 0,
1279 .match_direction = MATCH_TINKER_PATTERN_DOWN,
1280 .pattern = "",
1281 };
1282
1283 active = sym_get_choice_value(menu->sym);
1284 /* this is mostly duplicated from the conf() function. */
1285 while (!global_exit) {
1286 reset_menu();
1287
1288 for (i = 0, child = menu->list; child; child = child->next) {
1289 if (!show_all_items && !menu_is_visible(child))
1290 continue;
1291
1292 if (child->sym == sym_get_choice_value(menu->sym))
1293 item_make(child, ':', "<X> %s",
1294 menu_get_prompt(child));
1295 else if (child->sym)
1296 item_make(child, ':', " %s",
1297 menu_get_prompt(child));
1298 else
1299 item_make(child, ':', "*** %s ***",
1300 menu_get_prompt(child));
1301
1302 if (child->sym == active){
1303 last_top_row = top_row(curses_menu);
1304 selected_index = i;
1305 }
1306 i++;
1307 }
1308 show_menu(prompt ? prompt : "Choice Menu",
1309 radiolist_instructions,
1310 selected_index,
1311 &last_top_row);
1312 while (!global_exit) {
1313 if (match_state.in_search) {
1314 mvprintw(0, 0, "searching: %s",
1315 match_state.pattern);
1316 clrtoeol();
1317 }
1318 refresh_all_windows(main_window);
1319 res = wgetch(menu_win(curses_menu));
1320 if (!res)
1321 break;
1322 if (do_match(res, &match_state, &selected_index) == 0) {
1323 if (selected_index != -1)
1324 center_item(selected_index,
1325 &last_top_row);
1326 continue;
1327 }
1328 if (process_special_keys(
1329 &res,
1330 (struct menu *) item_data()))
1331 break;
1332 switch (res) {
1333 case KEY_DOWN:
1334 case 'j':
1335 menu_driver(curses_menu, REQ_DOWN_ITEM);
1336 break;
1337 case KEY_UP:
1338 case 'k':
1339 menu_driver(curses_menu, REQ_UP_ITEM);
1340 break;
1341 case KEY_NPAGE:
1342 menu_driver(curses_menu, REQ_SCR_DPAGE);
1343 break;
1344 case KEY_PPAGE:
1345 menu_driver(curses_menu, REQ_SCR_UPAGE);
1346 break;
1347 case KEY_HOME:
1348 menu_driver(curses_menu, REQ_FIRST_ITEM);
1349 break;
1350 case KEY_END:
1351 menu_driver(curses_menu, REQ_LAST_ITEM);
1352 break;
1353 case 'h':
1354 case '?':
1355 show_help((struct menu *) item_data());
1356 break;
1357 }
1358 if (res == 10 || res == 27 || res == ' ' ||
1359 res == KEY_LEFT){
1360 break;
1361 }
1362 refresh_all_windows(main_window);
1363 }
1364 /* if ESC or left */
1365 if (res == 27 || res == KEY_LEFT)
1366 break;
1367
1368 child = item_data();
1369 if (!child || !menu_is_visible(child) || !child->sym)
1370 continue;
1371 switch (res) {
1372 case ' ':
1373 case 10:
1374 case KEY_RIGHT:
1375 sym_set_tristate_value(child->sym, yes);
1376 return;
1377 case 'h':
1378 case '?':
1379 show_help(child);
1380 active = child->sym;
1381 break;
1382 case KEY_EXIT:
1383 return;
1384 }
1385 }
1386}
1387
1388static void conf_string(struct menu *menu)
1389{
1390 const char *prompt = menu_get_prompt(menu);
1391
1392 while (1) {
1393 int res;
1394 const char *heading;
1395
1396 switch (sym_get_type(menu->sym)) {
1397 case S_INT:
1398 heading = inputbox_instructions_int;
1399 break;
1400 case S_HEX:
1401 heading = inputbox_instructions_hex;
1402 break;
1403 case S_STRING:
1404 heading = inputbox_instructions_string;
1405 break;
1406 default:
1407 heading = "Internal nconf error!";
1408 }
1409 res = dialog_inputbox(main_window,
1410 prompt ? prompt : "Main Menu",
1411 heading,
1412 sym_get_string_value(menu->sym),
1413 &dialog_input_result,
1414 &dialog_input_result_len);
1415 switch (res) {
1416 case 0:
1417 if (sym_set_string_value(menu->sym,
1418 dialog_input_result))
1419 return;
1420 btn_dialog(main_window,
1421 "You have made an invalid entry.", 0);
1422 break;
1423 case 1:
1424 show_help(menu);
1425 break;
1426 case KEY_EXIT:
1427 return;
1428 }
1429 }
1430}
1431
1432static void conf_load(void)
1433{
1434 while (1) {
1435 int res;
1436 res = dialog_inputbox(main_window,
1437 NULL, load_config_text,
1438 filename,
1439 &dialog_input_result,
1440 &dialog_input_result_len);
1441 switch (res) {
1442 case 0:
1443 if (!dialog_input_result[0])
1444 return;
1445 if (!conf_read(dialog_input_result)) {
1446 set_config_filename(dialog_input_result);
1447 conf_set_changed(true);
1448 return;
1449 }
1450 btn_dialog(main_window, "File does not exist!", 0);
1451 break;
1452 case 1:
1453 show_scroll_win(main_window,
1454 "Load Alternate Configuration",
1455 load_config_help);
1456 break;
1457 case KEY_EXIT:
1458 return;
1459 }
1460 }
1461}
1462
1463static void conf_save(void)
1464{
1465 while (1) {
1466 int res;
1467 res = dialog_inputbox(main_window,
1468 NULL, save_config_text,
1469 filename,
1470 &dialog_input_result,
1471 &dialog_input_result_len);
1472 switch (res) {
1473 case 0:
1474 if (!dialog_input_result[0])
1475 return;
1476 res = conf_write(dialog_input_result);
1477 if (!res) {
1478 set_config_filename(dialog_input_result);
1479 return;
1480 }
1481 btn_dialog(main_window, "Can't create file!",
1482 1, "<OK>");
1483 break;
1484 case 1:
1485 show_scroll_win(main_window,
1486 "Save Alternate Configuration",
1487 save_config_help);
1488 break;
1489 case KEY_EXIT:
1490 return;
1491 }
1492 }
1493}
1494
1495static void setup_windows(void)
1496{
1497 int lines, columns;
1498
1499 getmaxyx(stdscr, lines, columns);
1500
1501 if (main_window != NULL)
1502 delwin(main_window);
1503
1504 /* set up the menu and menu window */
1505 main_window = newwin(lines-2, columns-2, 2, 1);
1506 keypad(main_window, TRUE);
1507 mwin_max_lines = lines-7;
1508 mwin_max_cols = columns-6;
1509
1510 /* panels order is from bottom to top */
1511 new_panel(main_window);
1512}
1513
1514int main(int ac, char **av)
1515{
1516 int lines, columns;
1517 char *mode;
1518
1519 if (ac > 1 && strcmp(av[1], "-s") == 0) {
1520 /* Silence conf_read() until the real callback is set up */
1521 conf_set_message_callback(NULL);
1522 av++;
1523 }
1524 conf_parse(av[1]);
1525 conf_read(NULL);
1526
1527 mode = getenv("NCONFIG_MODE");
1528 if (mode) {
1529 if (!strcasecmp(mode, "single_menu"))
1530 single_menu_mode = 1;
1531 }
1532
1533 /* Initialize curses */
1534 initscr();
1535 /* set color theme */
1536 set_colors();
1537
1538 cbreak();
1539 noecho();
1540 keypad(stdscr, TRUE);
1541 curs_set(0);
1542
1543 getmaxyx(stdscr, lines, columns);
1544 if (columns < 75 || lines < 20) {
1545 endwin();
1546 printf("Your terminal should have at "
1547 "least 20 lines and 75 columns\n");
1548 return 1;
1549 }
1550
1551 notimeout(stdscr, FALSE);
1552#if NCURSES_REENTRANT
1553 set_escdelay(1);
1554#else
1555 ESCDELAY = 1;
1556#endif
1557
1558 /* set btns menu */
1559 curses_menu = new_menu(curses_menu_items);
1560 menu_opts_off(curses_menu, O_SHOWDESC);
1561 menu_opts_on(curses_menu, O_SHOWMATCH);
1562 menu_opts_on(curses_menu, O_ONEVALUE);
1563 menu_opts_on(curses_menu, O_NONCYCLIC);
1564 menu_opts_on(curses_menu, O_IGNORECASE);
1565 set_menu_mark(curses_menu, " ");
1566 set_menu_fore(curses_menu, attr_main_menu_fore);
1567 set_menu_back(curses_menu, attr_main_menu_back);
1568 set_menu_grey(curses_menu, attr_main_menu_grey);
1569
1570 set_config_filename(conf_get_configname());
1571 setup_windows();
1572
1573 /* check for KEY_FUNC(1) */
1574 if (has_key(KEY_F(1)) == FALSE) {
1575 show_scroll_win(main_window,
1576 "Instructions",
1577 menu_no_f_instructions);
1578 }
1579
1580 conf_set_message_callback(conf_message_callback);
1581 /* do the work */
1582 while (!global_exit) {
1583 conf(&rootmenu);
1584 if (!global_exit && do_exit() == 0)
1585 break;
1586 }
1587 /* ok, we are done */
1588 unpost_menu(curses_menu);
1589 free_menu(curses_menu);
1590 delwin(main_window);
1591 clear();
1592 refresh();
1593 endwin();
1594 return 0;
1595}
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com>
4 *
5 * Derived from menuconfig.
6 */
7#ifndef _GNU_SOURCE
8#define _GNU_SOURCE
9#endif
10#include <string.h>
11#include <strings.h>
12#include <stdlib.h>
13
14#include "list.h"
15#include "lkc.h"
16#include "mnconf-common.h"
17#include "nconf.h"
18#include <ctype.h>
19
20static const char nconf_global_help[] =
21"Help windows\n"
22"------------\n"
23"o Global help: Unless in a data entry window, pressing <F1> will give \n"
24" you the global help window, which you are just reading.\n"
25"\n"
26"o A short version of the global help is available by pressing <F3>.\n"
27"\n"
28"o Local help: To get help related to the current menu entry, use any\n"
29" of <?> <h>, or if in a data entry window then press <F1>.\n"
30"\n"
31"\n"
32"Menu entries\n"
33"------------\n"
34"This interface lets you select features and parameters for the kernel\n"
35"build. Kernel features can either be built-in, modularized, or removed.\n"
36"Parameters must be entered as text or decimal or hexadecimal numbers.\n"
37"\n"
38"Menu entries beginning with following braces represent features that\n"
39" [ ] can be built in or removed\n"
40" < > can be built in, modularized or removed\n"
41" { } can be built in or modularized, are selected by another feature\n"
42" - - are selected by another feature\n"
43" XXX cannot be selected. Symbol Info <F2> tells you why.\n"
44"*, M or whitespace inside braces means to build in, build as a module\n"
45"or to exclude the feature respectively.\n"
46"\n"
47"To change any of these features, highlight it with the movement keys\n"
48"listed below and press <y> to build it in, <m> to make it a module or\n"
49"<n> to remove it. You may press the <Space> key to cycle through the\n"
50"available options.\n"
51"\n"
52"A trailing \"--->\" designates a submenu, a trailing \"----\" an\n"
53"empty submenu.\n"
54"\n"
55"Menu navigation keys\n"
56"----------------------------------------------------------------------\n"
57"Linewise up <Up> <k>\n"
58"Linewise down <Down> <j>\n"
59"Pagewise up <Page Up>\n"
60"Pagewise down <Page Down>\n"
61"First entry <Home>\n"
62"Last entry <End>\n"
63"Enter a submenu <Right> <Enter>\n"
64"Go back to parent menu <Left> <Esc> <F5>\n"
65"Close a help window <Enter> <Esc> <F5>\n"
66"Close entry window, apply <Enter>\n"
67"Close entry window, forget <Esc> <F5>\n"
68"Start incremental, case-insensitive search for STRING in menu entries,\n"
69" no regex support, STRING is displayed in upper left corner\n"
70" </>STRING\n"
71" Remove last character <Backspace>\n"
72" Jump to next hit <Down>\n"
73" Jump to previous hit <Up>\n"
74"Exit menu search mode </> <Esc>\n"
75"Search for configuration variables with or without leading CONFIG_\n"
76" <F8>RegExpr<Enter>\n"
77"Verbose search help <F8><F1>\n"
78"----------------------------------------------------------------------\n"
79"\n"
80"Unless in a data entry window, key <1> may be used instead of <F1>,\n"
81"<2> instead of <F2>, etc.\n"
82"\n"
83"\n"
84"Radiolist (Choice list)\n"
85"-----------------------\n"
86"Use the movement keys listed above to select the option you wish to set\n"
87"and press <Space>.\n"
88"\n"
89"\n"
90"Data entry\n"
91"----------\n"
92"Enter the requested information and press <Enter>. Hexadecimal values\n"
93"may be entered without the \"0x\" prefix.\n"
94"\n"
95"\n"
96"Text Box (Help Window)\n"
97"----------------------\n"
98"Use movement keys as listed in table above.\n"
99"\n"
100"Press any of <Enter> <Esc> <q> <F5> <F9> to exit.\n"
101"\n"
102"\n"
103"Alternate configuration files\n"
104"-----------------------------\n"
105"nconfig supports switching between different configurations.\n"
106"Press <F6> to save your current configuration. Press <F7> and enter\n"
107"a file name to load a previously saved configuration.\n"
108"\n"
109"\n"
110"Terminal configuration\n"
111"----------------------\n"
112"If you use nconfig in a xterm window, make sure your TERM environment\n"
113"variable specifies a terminal configuration which supports at least\n"
114"16 colors. Otherwise nconfig will look rather bad.\n"
115"\n"
116"If the \"stty size\" command reports the current terminalsize correctly,\n"
117"nconfig will adapt to sizes larger than the traditional 80x25 \"standard\"\n"
118"and display longer menus properly.\n"
119"\n"
120"\n"
121"Single menu mode\n"
122"----------------\n"
123"If you prefer to have all of the menu entries listed in a single menu,\n"
124"rather than the default multimenu hierarchy, run nconfig with\n"
125"NCONFIG_MODE environment variable set to single_menu. Example:\n"
126"\n"
127"make NCONFIG_MODE=single_menu nconfig\n"
128"\n"
129"<Enter> will then unfold the appropriate category, or fold it if it\n"
130"is already unfolded. Folded menu entries will be designated by a\n"
131"leading \"++>\" and unfolded entries by a leading \"-->\".\n"
132"\n"
133"Note that this mode can eventually be a little more CPU expensive than\n"
134"the default mode, especially with a larger number of unfolded submenus.\n"
135"\n",
136menu_no_f_instructions[] =
137"Legend: [*] built-in [ ] excluded <M> module < > module capable.\n"
138"Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n"
139"\n"
140"Use the following keys to navigate the menus:\n"
141"Move up or down with <Up> and <Down>.\n"
142"Enter a submenu with <Enter> or <Right>.\n"
143"Exit a submenu to its parent menu with <Esc> or <Left>.\n"
144"Pressing <y> includes, <n> excludes, <m> modularizes features.\n"
145"Pressing <Space> cycles through the available options.\n"
146"To search for menu entries press </>.\n"
147"<Esc> always leaves the current window.\n"
148"\n"
149"You do not have function keys support.\n"
150"Press <1> instead of <F1>, <2> instead of <F2>, etc.\n"
151"For verbose global help use key <1>.\n"
152"For help related to the current menu entry press <?> or <h>.\n",
153menu_instructions[] =
154"Legend: [*] built-in [ ] excluded <M> module < > module capable.\n"
155"Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n"
156"\n"
157"Use the following keys to navigate the menus:\n"
158"Move up or down with <Up> or <Down>.\n"
159"Enter a submenu with <Enter> or <Right>.\n"
160"Exit a submenu to its parent menu with <Esc> or <Left>.\n"
161"Pressing <y> includes, <n> excludes, <m> modularizes features.\n"
162"Pressing <Space> cycles through the available options.\n"
163"To search for menu entries press </>.\n"
164"<Esc> always leaves the current window.\n"
165"\n"
166"Pressing <1> may be used instead of <F1>, <2> instead of <F2>, etc.\n"
167"For verbose global help press <F1>.\n"
168"For help related to the current menu entry press <?> or <h>.\n",
169radiolist_instructions[] =
170"Press <Up>, <Down>, <Home> or <End> to navigate a radiolist, select\n"
171"with <Space>.\n"
172"For help related to the current entry press <?> or <h>.\n"
173"For global help press <F1>.\n",
174inputbox_instructions_int[] =
175"Please enter a decimal value.\n"
176"Fractions will not be accepted.\n"
177"Press <Enter> to apply, <Esc> to cancel.",
178inputbox_instructions_hex[] =
179"Please enter a hexadecimal value.\n"
180"Press <Enter> to apply, <Esc> to cancel.",
181inputbox_instructions_string[] =
182"Please enter a string value.\n"
183"Press <Enter> to apply, <Esc> to cancel.",
184setmod_text[] =
185"This feature depends on another feature which has been configured as a\n"
186"module. As a result, the current feature will be built as a module too.",
187load_config_text[] =
188"Enter the name of the configuration file you wish to load.\n"
189"Accept the name shown to restore the configuration you last\n"
190"retrieved. Leave empty to abort.",
191load_config_help[] =
192"For various reasons, one may wish to keep several different\n"
193"configurations available on a single machine.\n"
194"\n"
195"If you have saved a previous configuration in a file other than the\n"
196"default one, entering its name here will allow you to load and modify\n"
197"that configuration.\n"
198"\n"
199"Leave empty to abort.\n",
200save_config_text[] =
201"Enter a filename to which this configuration should be saved\n"
202"as an alternate. Leave empty to abort.",
203save_config_help[] =
204"For various reasons, one may wish to keep several different\n"
205"configurations available on a single machine.\n"
206"\n"
207"Entering a file name here will allow you to later retrieve, modify\n"
208"and use the current configuration as an alternate to whatever\n"
209"configuration options you have selected at that time.\n"
210"\n"
211"Leave empty to abort.\n",
212search_help[] =
213"Search for symbols (configuration variable names CONFIG_*) and display\n"
214"their relations. Regular expressions are supported.\n"
215"Example: Search for \"^FOO\".\n"
216"Result:\n"
217"-----------------------------------------------------------------\n"
218"Symbol: FOO [ = m]\n"
219"Prompt: Foo bus is used to drive the bar HW\n"
220"Defined at drivers/pci/Kconfig:47\n"
221"Depends on: X86_LOCAL_APIC && X86_IO_APIC\n"
222"Location:\n"
223" -> Bus options (PCI, PCMCIA, EISA, ISA)\n"
224" -> PCI support (PCI [ = y])\n"
225"(1) -> PCI access mode (<choice> [ = y])\n"
226"Selects: LIBCRC32\n"
227"Selected by: BAR\n"
228"-----------------------------------------------------------------\n"
229"o The line 'Prompt:' shows the text displayed for this symbol in\n"
230" the menu hierarchy.\n"
231"o The 'Defined at' line tells at what file / line number the symbol is\n"
232" defined.\n"
233"o The 'Depends on:' line lists symbols that need to be defined for\n"
234" this symbol to be visible and selectable in the menu.\n"
235"o The 'Location:' lines tell, where in the menu structure this symbol\n"
236" is located.\n"
237" A location followed by a [ = y] indicates that this is\n"
238" a selectable menu item, and the current value is displayed inside\n"
239" brackets.\n"
240" Press the key in the (#) prefix to jump directly to that\n"
241" location. You will be returned to the current search results\n"
242" after exiting this new menu.\n"
243"o The 'Selects:' line tells, what symbol will be automatically selected\n"
244" if this symbol is selected (y or m).\n"
245"o The 'Selected by' line tells what symbol has selected this symbol.\n"
246"\n"
247"Only relevant lines are shown.\n"
248"\n\n"
249"Search examples:\n"
250"USB => find all symbols containing USB\n"
251"^USB => find all symbols starting with USB\n"
252"USB$ => find all symbols ending with USB\n"
253"\n";
254
255struct mitem {
256 char str[256];
257 char tag;
258 void *usrptr;
259 int is_visible;
260};
261
262#define MAX_MENU_ITEMS 4096
263static int show_all_items;
264static int indent;
265static struct menu *current_menu;
266static int child_count;
267static int single_menu_mode;
268/* the window in which all information appears */
269static WINDOW *main_window;
270/* the largest size of the menu window */
271static int mwin_max_lines;
272static int mwin_max_cols;
273/* the window in which we show option buttons */
274static MENU *curses_menu;
275static ITEM *curses_menu_items[MAX_MENU_ITEMS];
276static struct mitem k_menu_items[MAX_MENU_ITEMS];
277static unsigned int items_num;
278static int global_exit;
279/* the currently selected button */
280static const char *current_instructions = menu_instructions;
281
282static char *dialog_input_result;
283static int dialog_input_result_len;
284
285static void selected_conf(struct menu *menu, struct menu *active_menu);
286static void conf(struct menu *menu);
287static void conf_choice(struct menu *menu);
288static void conf_string(struct menu *menu);
289static void conf_load(void);
290static void conf_save(void);
291static void show_help(struct menu *menu);
292static int do_exit(void);
293static void setup_windows(void);
294static void search_conf(void);
295
296typedef void (*function_key_handler_t)(int *key, struct menu *menu);
297static void handle_f1(int *key, struct menu *current_item);
298static void handle_f2(int *key, struct menu *current_item);
299static void handle_f3(int *key, struct menu *current_item);
300static void handle_f4(int *key, struct menu *current_item);
301static void handle_f5(int *key, struct menu *current_item);
302static void handle_f6(int *key, struct menu *current_item);
303static void handle_f7(int *key, struct menu *current_item);
304static void handle_f8(int *key, struct menu *current_item);
305static void handle_f9(int *key, struct menu *current_item);
306
307struct function_keys {
308 const char *key_str;
309 const char *func;
310 function_key key;
311 function_key_handler_t handler;
312};
313
314static const int function_keys_num = 9;
315static struct function_keys function_keys[] = {
316 {
317 .key_str = "F1",
318 .func = "Help",
319 .key = F_HELP,
320 .handler = handle_f1,
321 },
322 {
323 .key_str = "F2",
324 .func = "SymInfo",
325 .key = F_SYMBOL,
326 .handler = handle_f2,
327 },
328 {
329 .key_str = "F3",
330 .func = "Help 2",
331 .key = F_INSTS,
332 .handler = handle_f3,
333 },
334 {
335 .key_str = "F4",
336 .func = "ShowAll",
337 .key = F_CONF,
338 .handler = handle_f4,
339 },
340 {
341 .key_str = "F5",
342 .func = "Back",
343 .key = F_BACK,
344 .handler = handle_f5,
345 },
346 {
347 .key_str = "F6",
348 .func = "Save",
349 .key = F_SAVE,
350 .handler = handle_f6,
351 },
352 {
353 .key_str = "F7",
354 .func = "Load",
355 .key = F_LOAD,
356 .handler = handle_f7,
357 },
358 {
359 .key_str = "F8",
360 .func = "SymSearch",
361 .key = F_SEARCH,
362 .handler = handle_f8,
363 },
364 {
365 .key_str = "F9",
366 .func = "Exit",
367 .key = F_EXIT,
368 .handler = handle_f9,
369 },
370};
371
372static void print_function_line(void)
373{
374 int i;
375 int offset = 1;
376 const int skip = 1;
377 int lines = getmaxy(stdscr);
378
379 for (i = 0; i < function_keys_num; i++) {
380 wattrset(main_window, attr_function_highlight);
381 mvwprintw(main_window, lines-3, offset,
382 "%s",
383 function_keys[i].key_str);
384 wattrset(main_window, attr_function_text);
385 offset += strlen(function_keys[i].key_str);
386 mvwprintw(main_window, lines-3,
387 offset, "%s",
388 function_keys[i].func);
389 offset += strlen(function_keys[i].func) + skip;
390 }
391 wattrset(main_window, attr_normal);
392}
393
394/* help */
395static void handle_f1(int *key, struct menu *current_item)
396{
397 show_scroll_win(main_window,
398 "Global help", nconf_global_help);
399 return;
400}
401
402/* symbole help */
403static void handle_f2(int *key, struct menu *current_item)
404{
405 show_help(current_item);
406 return;
407}
408
409/* instructions */
410static void handle_f3(int *key, struct menu *current_item)
411{
412 show_scroll_win(main_window,
413 "Short help",
414 current_instructions);
415 return;
416}
417
418/* config */
419static void handle_f4(int *key, struct menu *current_item)
420{
421 int res = btn_dialog(main_window,
422 "Show all symbols?",
423 2,
424 " <Show All> ",
425 "<Don't show all>");
426 if (res == 0)
427 show_all_items = 1;
428 else if (res == 1)
429 show_all_items = 0;
430
431 return;
432}
433
434/* back */
435static void handle_f5(int *key, struct menu *current_item)
436{
437 *key = KEY_LEFT;
438 return;
439}
440
441/* save */
442static void handle_f6(int *key, struct menu *current_item)
443{
444 conf_save();
445 return;
446}
447
448/* load */
449static void handle_f7(int *key, struct menu *current_item)
450{
451 conf_load();
452 return;
453}
454
455/* search */
456static void handle_f8(int *key, struct menu *current_item)
457{
458 search_conf();
459 return;
460}
461
462/* exit */
463static void handle_f9(int *key, struct menu *current_item)
464{
465 do_exit();
466 return;
467}
468
469/* return != 0 to indicate the key was handles */
470static int process_special_keys(int *key, struct menu *menu)
471{
472 int i;
473
474 if (*key == KEY_RESIZE) {
475 setup_windows();
476 return 1;
477 }
478
479 for (i = 0; i < function_keys_num; i++) {
480 if (*key == KEY_F(function_keys[i].key) ||
481 *key == '0' + function_keys[i].key){
482 function_keys[i].handler(key, menu);
483 return 1;
484 }
485 }
486
487 return 0;
488}
489
490static void clean_items(void)
491{
492 int i;
493 for (i = 0; curses_menu_items[i]; i++)
494 free_item(curses_menu_items[i]);
495 bzero(curses_menu_items, sizeof(curses_menu_items));
496 bzero(k_menu_items, sizeof(k_menu_items));
497 items_num = 0;
498}
499
500typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN,
501 FIND_NEXT_MATCH_DOWN, FIND_NEXT_MATCH_UP} match_f;
502
503/* return the index of the matched item, or -1 if no such item exists */
504static int get_mext_match(const char *match_str, match_f flag)
505{
506 int match_start, index;
507
508 /* Do not search if the menu is empty (i.e. items_num == 0) */
509 match_start = item_index(current_item(curses_menu));
510 if (match_start == ERR)
511 return -1;
512
513 if (flag == FIND_NEXT_MATCH_DOWN)
514 ++match_start;
515 else if (flag == FIND_NEXT_MATCH_UP)
516 --match_start;
517
518 match_start = (match_start + items_num) % items_num;
519 index = match_start;
520 while (true) {
521 char *str = k_menu_items[index].str;
522 if (strcasestr(str, match_str) != NULL)
523 return index;
524 if (flag == FIND_NEXT_MATCH_UP ||
525 flag == MATCH_TINKER_PATTERN_UP)
526 --index;
527 else
528 ++index;
529 index = (index + items_num) % items_num;
530 if (index == match_start)
531 return -1;
532 }
533}
534
535/* Make a new item. */
536static void item_make(struct menu *menu, char tag, const char *fmt, ...)
537{
538 va_list ap;
539
540 if (items_num > MAX_MENU_ITEMS-1)
541 return;
542
543 bzero(&k_menu_items[items_num], sizeof(k_menu_items[0]));
544 k_menu_items[items_num].tag = tag;
545 k_menu_items[items_num].usrptr = menu;
546 if (menu != NULL)
547 k_menu_items[items_num].is_visible =
548 menu_is_visible(menu);
549 else
550 k_menu_items[items_num].is_visible = 1;
551
552 va_start(ap, fmt);
553 vsnprintf(k_menu_items[items_num].str,
554 sizeof(k_menu_items[items_num].str),
555 fmt, ap);
556 va_end(ap);
557
558 if (!k_menu_items[items_num].is_visible)
559 memcpy(k_menu_items[items_num].str, "XXX", 3);
560
561 curses_menu_items[items_num] = new_item(
562 k_menu_items[items_num].str,
563 k_menu_items[items_num].str);
564 set_item_userptr(curses_menu_items[items_num],
565 &k_menu_items[items_num]);
566 /*
567 if (!k_menu_items[items_num].is_visible)
568 item_opts_off(curses_menu_items[items_num], O_SELECTABLE);
569 */
570
571 items_num++;
572 curses_menu_items[items_num] = NULL;
573}
574
575/* very hackish. adds a string to the last item added */
576static void item_add_str(const char *fmt, ...)
577{
578 va_list ap;
579 int index = items_num-1;
580 char new_str[256];
581 char tmp_str[256];
582
583 if (index < 0)
584 return;
585
586 va_start(ap, fmt);
587 vsnprintf(new_str, sizeof(new_str), fmt, ap);
588 va_end(ap);
589 snprintf(tmp_str, sizeof(tmp_str), "%s%s",
590 k_menu_items[index].str, new_str);
591 strncpy(k_menu_items[index].str,
592 tmp_str,
593 sizeof(k_menu_items[index].str));
594
595 free_item(curses_menu_items[index]);
596 curses_menu_items[index] = new_item(
597 k_menu_items[index].str,
598 k_menu_items[index].str);
599 set_item_userptr(curses_menu_items[index],
600 &k_menu_items[index]);
601}
602
603/* get the tag of the currently selected item */
604static char item_tag(void)
605{
606 ITEM *cur;
607 struct mitem *mcur;
608
609 cur = current_item(curses_menu);
610 if (cur == NULL)
611 return 0;
612 mcur = (struct mitem *) item_userptr(cur);
613 return mcur->tag;
614}
615
616static int curses_item_index(void)
617{
618 return item_index(current_item(curses_menu));
619}
620
621static void *item_data(void)
622{
623 ITEM *cur;
624 struct mitem *mcur;
625
626 cur = current_item(curses_menu);
627 if (!cur)
628 return NULL;
629 mcur = (struct mitem *) item_userptr(cur);
630 return mcur->usrptr;
631
632}
633
634static int item_is_tag(char tag)
635{
636 return item_tag() == tag;
637}
638
639static char filename[PATH_MAX+1];
640static char menu_backtitle[PATH_MAX+128];
641static void set_config_filename(const char *config_filename)
642{
643 snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s",
644 config_filename, rootmenu.prompt->text);
645
646 snprintf(filename, sizeof(filename), "%s", config_filename);
647}
648
649/* return = 0 means we are successful.
650 * -1 means go on doing what you were doing
651 */
652static int do_exit(void)
653{
654 int res;
655 if (!conf_get_changed()) {
656 global_exit = 1;
657 return 0;
658 }
659 res = btn_dialog(main_window,
660 "Do you wish to save your new configuration?\n"
661 "<ESC> to cancel and resume nconfig.",
662 2,
663 " <save> ",
664 "<don't save>");
665 if (res == KEY_EXIT) {
666 global_exit = 0;
667 return -1;
668 }
669
670 /* if we got here, the user really wants to exit */
671 switch (res) {
672 case 0:
673 res = conf_write(filename);
674 if (res)
675 btn_dialog(
676 main_window,
677 "Error during writing of configuration.\n"
678 "Your configuration changes were NOT saved.",
679 1,
680 "<OK>");
681 conf_write_autoconf(0);
682 break;
683 default:
684 btn_dialog(
685 main_window,
686 "Your configuration changes were NOT saved.",
687 1,
688 "<OK>");
689 break;
690 }
691 global_exit = 1;
692 return 0;
693}
694
695
696static void search_conf(void)
697{
698 struct symbol **sym_arr;
699 struct gstr res;
700 struct gstr title;
701 char *dialog_input;
702 int dres, vscroll = 0, hscroll = 0;
703 bool again;
704
705 title = str_new();
706 str_printf( &title, "Enter (sub)string or regexp to search for "
707 "(with or without \"%s\")", CONFIG_);
708
709again:
710 dres = dialog_inputbox(main_window,
711 "Search Configuration Parameter",
712 str_get(&title),
713 "", &dialog_input_result, &dialog_input_result_len);
714 switch (dres) {
715 case 0:
716 break;
717 case 1:
718 show_scroll_win(main_window,
719 "Search Configuration", search_help);
720 goto again;
721 default:
722 str_free(&title);
723 return;
724 }
725
726 /* strip the prefix if necessary */
727 dialog_input = dialog_input_result;
728 if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0)
729 dialog_input += strlen(CONFIG_);
730
731 sym_arr = sym_re_search(dialog_input);
732
733 do {
734 LIST_HEAD(head);
735 struct search_data data = {
736 .head = &head,
737 .target = NULL,
738 };
739 jump_key_char = 0;
740 res = get_relations_str(sym_arr, &head);
741 dres = show_scroll_win_ext(main_window,
742 "Search Results", str_get(&res),
743 &vscroll, &hscroll,
744 handle_search_keys, &data);
745 again = false;
746 if (dres >= '1' && dres <= '9') {
747 assert(data.target != NULL);
748 selected_conf(data.target->parent, data.target);
749 again = true;
750 }
751 str_free(&res);
752 } while (again);
753 free(sym_arr);
754 str_free(&title);
755}
756
757
758static void build_conf(struct menu *menu)
759{
760 struct symbol *sym;
761 struct property *prop;
762 struct menu *child;
763 int type, tmp, doint = 2;
764 tristate val;
765 char ch;
766
767 if (!menu || (!show_all_items && !menu_is_visible(menu)))
768 return;
769
770 sym = menu->sym;
771 prop = menu->prompt;
772 if (!sym) {
773 if (prop && menu != current_menu) {
774 const char *prompt = menu_get_prompt(menu);
775 enum prop_type ptype;
776 ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
777 switch (ptype) {
778 case P_MENU:
779 child_count++;
780 if (single_menu_mode) {
781 item_make(menu, 'm',
782 "%s%*c%s",
783 menu->data ? "-->" : "++>",
784 indent + 1, ' ', prompt);
785 } else
786 item_make(menu, 'm',
787 " %*c%s %s",
788 indent + 1, ' ', prompt,
789 menu_is_empty(menu) ? "----" : "--->");
790
791 if (single_menu_mode && menu->data)
792 goto conf_childs;
793 return;
794 case P_COMMENT:
795 if (prompt) {
796 child_count++;
797 item_make(menu, ':',
798 " %*c*** %s ***",
799 indent + 1, ' ',
800 prompt);
801 }
802 break;
803 default:
804 if (prompt) {
805 child_count++;
806 item_make(menu, ':', "---%*c%s",
807 indent + 1, ' ',
808 prompt);
809 }
810 }
811 } else
812 doint = 0;
813 goto conf_childs;
814 }
815
816 type = sym_get_type(sym);
817 if (sym_is_choice(sym)) {
818 struct symbol *def_sym = sym_get_choice_value(sym);
819 struct menu *def_menu = NULL;
820
821 child_count++;
822 for (child = menu->list; child; child = child->next) {
823 if (menu_is_visible(child) && child->sym == def_sym)
824 def_menu = child;
825 }
826
827 val = sym_get_tristate_value(sym);
828 if (sym_is_changeable(sym)) {
829 switch (type) {
830 case S_BOOLEAN:
831 item_make(menu, 't', "[%c]",
832 val == no ? ' ' : '*');
833 break;
834 case S_TRISTATE:
835 switch (val) {
836 case yes:
837 ch = '*';
838 break;
839 case mod:
840 ch = 'M';
841 break;
842 default:
843 ch = ' ';
844 break;
845 }
846 item_make(menu, 't', "<%c>", ch);
847 break;
848 }
849 } else {
850 item_make(menu, def_menu ? 't' : ':', " ");
851 }
852
853 item_add_str("%*c%s", indent + 1,
854 ' ', menu_get_prompt(menu));
855 if (val == yes) {
856 if (def_menu) {
857 item_add_str(" (%s)",
858 menu_get_prompt(def_menu));
859 item_add_str(" --->");
860 if (def_menu->list) {
861 indent += 2;
862 build_conf(def_menu);
863 indent -= 2;
864 }
865 }
866 return;
867 }
868 } else {
869 if (menu == current_menu) {
870 item_make(menu, ':',
871 "---%*c%s", indent + 1,
872 ' ', menu_get_prompt(menu));
873 goto conf_childs;
874 }
875 child_count++;
876 val = sym_get_tristate_value(sym);
877 if (sym_is_choice_value(sym) && val == yes) {
878 item_make(menu, ':', " ");
879 } else {
880 switch (type) {
881 case S_BOOLEAN:
882 if (sym_is_changeable(sym))
883 item_make(menu, 't', "[%c]",
884 val == no ? ' ' : '*');
885 else
886 item_make(menu, 't', "-%c-",
887 val == no ? ' ' : '*');
888 break;
889 case S_TRISTATE:
890 switch (val) {
891 case yes:
892 ch = '*';
893 break;
894 case mod:
895 ch = 'M';
896 break;
897 default:
898 ch = ' ';
899 break;
900 }
901 if (sym_is_changeable(sym)) {
902 if (sym->rev_dep.tri == mod)
903 item_make(menu,
904 't', "{%c}", ch);
905 else
906 item_make(menu,
907 't', "<%c>", ch);
908 } else
909 item_make(menu, 't', "-%c-", ch);
910 break;
911 default:
912 tmp = 2 + strlen(sym_get_string_value(sym));
913 item_make(menu, 's', " (%s)",
914 sym_get_string_value(sym));
915 tmp = indent - tmp + 4;
916 if (tmp < 0)
917 tmp = 0;
918 item_add_str("%*c%s%s", tmp, ' ',
919 menu_get_prompt(menu),
920 (sym_has_value(sym) ||
921 !sym_is_changeable(sym)) ? "" :
922 " (NEW)");
923 goto conf_childs;
924 }
925 }
926 item_add_str("%*c%s%s", indent + 1, ' ',
927 menu_get_prompt(menu),
928 (sym_has_value(sym) || !sym_is_changeable(sym)) ?
929 "" : " (NEW)");
930 if (menu->prompt && menu->prompt->type == P_MENU) {
931 item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->");
932 return;
933 }
934 }
935
936conf_childs:
937 indent += doint;
938 for (child = menu->list; child; child = child->next)
939 build_conf(child);
940 indent -= doint;
941}
942
943static void reset_menu(void)
944{
945 unpost_menu(curses_menu);
946 clean_items();
947}
948
949/* adjust the menu to show this item.
950 * prefer not to scroll the menu if possible*/
951static void center_item(int selected_index, int *last_top_row)
952{
953 int toprow;
954
955 set_top_row(curses_menu, *last_top_row);
956 toprow = top_row(curses_menu);
957 if (selected_index < toprow ||
958 selected_index >= toprow+mwin_max_lines) {
959 toprow = max(selected_index-mwin_max_lines/2, 0);
960 if (toprow >= item_count(curses_menu)-mwin_max_lines)
961 toprow = item_count(curses_menu)-mwin_max_lines;
962 set_top_row(curses_menu, toprow);
963 }
964 set_current_item(curses_menu,
965 curses_menu_items[selected_index]);
966 *last_top_row = toprow;
967 post_menu(curses_menu);
968 refresh_all_windows(main_window);
969}
970
971/* this function assumes reset_menu has been called before */
972static void show_menu(const char *prompt, const char *instructions,
973 int selected_index, int *last_top_row)
974{
975 int maxx, maxy;
976 WINDOW *menu_window;
977
978 current_instructions = instructions;
979
980 clear();
981 print_in_middle(stdscr, 1, getmaxx(stdscr),
982 menu_backtitle,
983 attr_main_heading);
984
985 wattrset(main_window, attr_main_menu_box);
986 box(main_window, 0, 0);
987 wattrset(main_window, attr_main_menu_heading);
988 mvwprintw(main_window, 0, 3, " %s ", prompt);
989 wattrset(main_window, attr_normal);
990
991 set_menu_items(curses_menu, curses_menu_items);
992
993 /* position the menu at the middle of the screen */
994 scale_menu(curses_menu, &maxy, &maxx);
995 maxx = min(maxx, mwin_max_cols-2);
996 maxy = mwin_max_lines;
997 menu_window = derwin(main_window,
998 maxy,
999 maxx,
1000 2,
1001 (mwin_max_cols-maxx)/2);
1002 keypad(menu_window, TRUE);
1003 set_menu_win(curses_menu, menu_window);
1004 set_menu_sub(curses_menu, menu_window);
1005
1006 /* must reassert this after changing items, otherwise returns to a
1007 * default of 16
1008 */
1009 set_menu_format(curses_menu, maxy, 1);
1010 center_item(selected_index, last_top_row);
1011 set_menu_format(curses_menu, maxy, 1);
1012
1013 print_function_line();
1014
1015 /* Post the menu */
1016 post_menu(curses_menu);
1017 refresh_all_windows(main_window);
1018}
1019
1020static void adj_match_dir(match_f *match_direction)
1021{
1022 if (*match_direction == FIND_NEXT_MATCH_DOWN)
1023 *match_direction =
1024 MATCH_TINKER_PATTERN_DOWN;
1025 else if (*match_direction == FIND_NEXT_MATCH_UP)
1026 *match_direction =
1027 MATCH_TINKER_PATTERN_UP;
1028 /* else, do no change.. */
1029}
1030
1031struct match_state
1032{
1033 int in_search;
1034 match_f match_direction;
1035 char pattern[256];
1036};
1037
1038/* Return 0 means I have handled the key. In such a case, ans should hold the
1039 * item to center, or -1 otherwise.
1040 * Else return -1 .
1041 */
1042static int do_match(int key, struct match_state *state, int *ans)
1043{
1044 char c = (char) key;
1045 int terminate_search = 0;
1046 *ans = -1;
1047 if (key == '/' || (state->in_search && key == 27)) {
1048 move(0, 0);
1049 refresh();
1050 clrtoeol();
1051 state->in_search = 1-state->in_search;
1052 bzero(state->pattern, sizeof(state->pattern));
1053 state->match_direction = MATCH_TINKER_PATTERN_DOWN;
1054 return 0;
1055 } else if (!state->in_search)
1056 return 1;
1057
1058 if (isalnum(c) || isgraph(c) || c == ' ') {
1059 state->pattern[strlen(state->pattern)] = c;
1060 state->pattern[strlen(state->pattern)] = '\0';
1061 adj_match_dir(&state->match_direction);
1062 *ans = get_mext_match(state->pattern,
1063 state->match_direction);
1064 } else if (key == KEY_DOWN) {
1065 state->match_direction = FIND_NEXT_MATCH_DOWN;
1066 *ans = get_mext_match(state->pattern,
1067 state->match_direction);
1068 } else if (key == KEY_UP) {
1069 state->match_direction = FIND_NEXT_MATCH_UP;
1070 *ans = get_mext_match(state->pattern,
1071 state->match_direction);
1072 } else if (key == KEY_BACKSPACE || key == 8 || key == 127) {
1073 state->pattern[strlen(state->pattern)-1] = '\0';
1074 adj_match_dir(&state->match_direction);
1075 } else
1076 terminate_search = 1;
1077
1078 if (terminate_search) {
1079 state->in_search = 0;
1080 bzero(state->pattern, sizeof(state->pattern));
1081 move(0, 0);
1082 refresh();
1083 clrtoeol();
1084 return -1;
1085 }
1086 return 0;
1087}
1088
1089static void conf(struct menu *menu)
1090{
1091 selected_conf(menu, NULL);
1092}
1093
1094static void selected_conf(struct menu *menu, struct menu *active_menu)
1095{
1096 struct menu *submenu = NULL;
1097 struct symbol *sym;
1098 int i, res;
1099 int current_index = 0;
1100 int last_top_row = 0;
1101 struct match_state match_state = {
1102 .in_search = 0,
1103 .match_direction = MATCH_TINKER_PATTERN_DOWN,
1104 .pattern = "",
1105 };
1106
1107 while (!global_exit) {
1108 reset_menu();
1109 current_menu = menu;
1110 build_conf(menu);
1111 if (!child_count)
1112 break;
1113
1114 if (active_menu != NULL) {
1115 for (i = 0; i < items_num; i++) {
1116 struct mitem *mcur;
1117
1118 mcur = (struct mitem *) item_userptr(curses_menu_items[i]);
1119 if ((struct menu *) mcur->usrptr == active_menu) {
1120 current_index = i;
1121 break;
1122 }
1123 }
1124 active_menu = NULL;
1125 }
1126
1127 show_menu(menu_get_prompt(menu), menu_instructions,
1128 current_index, &last_top_row);
1129 keypad((menu_win(curses_menu)), TRUE);
1130 while (!global_exit) {
1131 if (match_state.in_search) {
1132 mvprintw(0, 0,
1133 "searching: %s", match_state.pattern);
1134 clrtoeol();
1135 }
1136 refresh_all_windows(main_window);
1137 res = wgetch(menu_win(curses_menu));
1138 if (!res)
1139 break;
1140 if (do_match(res, &match_state, ¤t_index) == 0) {
1141 if (current_index != -1)
1142 center_item(current_index,
1143 &last_top_row);
1144 continue;
1145 }
1146 if (process_special_keys(&res,
1147 (struct menu *) item_data()))
1148 break;
1149 switch (res) {
1150 case KEY_DOWN:
1151 case 'j':
1152 menu_driver(curses_menu, REQ_DOWN_ITEM);
1153 break;
1154 case KEY_UP:
1155 case 'k':
1156 menu_driver(curses_menu, REQ_UP_ITEM);
1157 break;
1158 case KEY_NPAGE:
1159 menu_driver(curses_menu, REQ_SCR_DPAGE);
1160 break;
1161 case KEY_PPAGE:
1162 menu_driver(curses_menu, REQ_SCR_UPAGE);
1163 break;
1164 case KEY_HOME:
1165 menu_driver(curses_menu, REQ_FIRST_ITEM);
1166 break;
1167 case KEY_END:
1168 menu_driver(curses_menu, REQ_LAST_ITEM);
1169 break;
1170 case 'h':
1171 case '?':
1172 show_help((struct menu *) item_data());
1173 break;
1174 }
1175 if (res == 10 || res == 27 ||
1176 res == 32 || res == 'n' || res == 'y' ||
1177 res == KEY_LEFT || res == KEY_RIGHT ||
1178 res == 'm')
1179 break;
1180 refresh_all_windows(main_window);
1181 }
1182
1183 refresh_all_windows(main_window);
1184 /* if ESC or left*/
1185 if (res == 27 || (menu != &rootmenu && res == KEY_LEFT))
1186 break;
1187
1188 /* remember location in the menu */
1189 last_top_row = top_row(curses_menu);
1190 current_index = curses_item_index();
1191
1192 if (!item_tag())
1193 continue;
1194
1195 submenu = (struct menu *) item_data();
1196 if (!submenu || !menu_is_visible(submenu))
1197 continue;
1198 sym = submenu->sym;
1199
1200 switch (res) {
1201 case ' ':
1202 if (item_is_tag('t'))
1203 sym_toggle_tristate_value(sym);
1204 else if (item_is_tag('m'))
1205 conf(submenu);
1206 break;
1207 case KEY_RIGHT:
1208 case 10: /* ENTER WAS PRESSED */
1209 switch (item_tag()) {
1210 case 'm':
1211 if (single_menu_mode)
1212 submenu->data =
1213 (void *) (long) !submenu->data;
1214 else
1215 conf(submenu);
1216 break;
1217 case 't':
1218 if (sym_is_choice(sym) &&
1219 sym_get_tristate_value(sym) == yes)
1220 conf_choice(submenu);
1221 else if (submenu->prompt &&
1222 submenu->prompt->type == P_MENU)
1223 conf(submenu);
1224 else if (res == 10)
1225 sym_toggle_tristate_value(sym);
1226 break;
1227 case 's':
1228 conf_string(submenu);
1229 break;
1230 }
1231 break;
1232 case 'y':
1233 if (item_is_tag('t')) {
1234 if (sym_set_tristate_value(sym, yes))
1235 break;
1236 if (sym_set_tristate_value(sym, mod))
1237 btn_dialog(main_window, setmod_text, 0);
1238 }
1239 break;
1240 case 'n':
1241 if (item_is_tag('t'))
1242 sym_set_tristate_value(sym, no);
1243 break;
1244 case 'm':
1245 if (item_is_tag('t'))
1246 sym_set_tristate_value(sym, mod);
1247 break;
1248 }
1249 }
1250}
1251
1252static void conf_message_callback(const char *s)
1253{
1254 btn_dialog(main_window, s, 1, "<OK>");
1255}
1256
1257static void show_help(struct menu *menu)
1258{
1259 struct gstr help;
1260
1261 if (!menu)
1262 return;
1263
1264 help = str_new();
1265 menu_get_ext_help(menu, &help);
1266 show_scroll_win(main_window, menu_get_prompt(menu), str_get(&help));
1267 str_free(&help);
1268}
1269
1270static void conf_choice(struct menu *menu)
1271{
1272 const char *prompt = menu_get_prompt(menu);
1273 struct menu *child = NULL;
1274 struct symbol *active;
1275 int selected_index = 0;
1276 int last_top_row = 0;
1277 int res, i = 0;
1278 struct match_state match_state = {
1279 .in_search = 0,
1280 .match_direction = MATCH_TINKER_PATTERN_DOWN,
1281 .pattern = "",
1282 };
1283
1284 active = sym_get_choice_value(menu->sym);
1285 /* this is mostly duplicated from the conf() function. */
1286 while (!global_exit) {
1287 reset_menu();
1288
1289 for (i = 0, child = menu->list; child; child = child->next) {
1290 if (!show_all_items && !menu_is_visible(child))
1291 continue;
1292
1293 if (child->sym == sym_get_choice_value(menu->sym))
1294 item_make(child, ':', "<X> %s",
1295 menu_get_prompt(child));
1296 else if (child->sym)
1297 item_make(child, ':', " %s",
1298 menu_get_prompt(child));
1299 else
1300 item_make(child, ':', "*** %s ***",
1301 menu_get_prompt(child));
1302
1303 if (child->sym == active){
1304 last_top_row = top_row(curses_menu);
1305 selected_index = i;
1306 }
1307 i++;
1308 }
1309 show_menu(prompt ? prompt : "Choice Menu",
1310 radiolist_instructions,
1311 selected_index,
1312 &last_top_row);
1313 while (!global_exit) {
1314 if (match_state.in_search) {
1315 mvprintw(0, 0, "searching: %s",
1316 match_state.pattern);
1317 clrtoeol();
1318 }
1319 refresh_all_windows(main_window);
1320 res = wgetch(menu_win(curses_menu));
1321 if (!res)
1322 break;
1323 if (do_match(res, &match_state, &selected_index) == 0) {
1324 if (selected_index != -1)
1325 center_item(selected_index,
1326 &last_top_row);
1327 continue;
1328 }
1329 if (process_special_keys(
1330 &res,
1331 (struct menu *) item_data()))
1332 break;
1333 switch (res) {
1334 case KEY_DOWN:
1335 case 'j':
1336 menu_driver(curses_menu, REQ_DOWN_ITEM);
1337 break;
1338 case KEY_UP:
1339 case 'k':
1340 menu_driver(curses_menu, REQ_UP_ITEM);
1341 break;
1342 case KEY_NPAGE:
1343 menu_driver(curses_menu, REQ_SCR_DPAGE);
1344 break;
1345 case KEY_PPAGE:
1346 menu_driver(curses_menu, REQ_SCR_UPAGE);
1347 break;
1348 case KEY_HOME:
1349 menu_driver(curses_menu, REQ_FIRST_ITEM);
1350 break;
1351 case KEY_END:
1352 menu_driver(curses_menu, REQ_LAST_ITEM);
1353 break;
1354 case 'h':
1355 case '?':
1356 show_help((struct menu *) item_data());
1357 break;
1358 }
1359 if (res == 10 || res == 27 || res == ' ' ||
1360 res == KEY_LEFT){
1361 break;
1362 }
1363 refresh_all_windows(main_window);
1364 }
1365 /* if ESC or left */
1366 if (res == 27 || res == KEY_LEFT)
1367 break;
1368
1369 child = item_data();
1370 if (!child || !menu_is_visible(child) || !child->sym)
1371 continue;
1372 switch (res) {
1373 case ' ':
1374 case 10:
1375 case KEY_RIGHT:
1376 sym_set_tristate_value(child->sym, yes);
1377 return;
1378 case 'h':
1379 case '?':
1380 show_help(child);
1381 active = child->sym;
1382 break;
1383 case KEY_EXIT:
1384 return;
1385 }
1386 }
1387}
1388
1389static void conf_string(struct menu *menu)
1390{
1391 const char *prompt = menu_get_prompt(menu);
1392
1393 while (1) {
1394 int res;
1395 const char *heading;
1396
1397 switch (sym_get_type(menu->sym)) {
1398 case S_INT:
1399 heading = inputbox_instructions_int;
1400 break;
1401 case S_HEX:
1402 heading = inputbox_instructions_hex;
1403 break;
1404 case S_STRING:
1405 heading = inputbox_instructions_string;
1406 break;
1407 default:
1408 heading = "Internal nconf error!";
1409 }
1410 res = dialog_inputbox(main_window,
1411 prompt ? prompt : "Main Menu",
1412 heading,
1413 sym_get_string_value(menu->sym),
1414 &dialog_input_result,
1415 &dialog_input_result_len);
1416 switch (res) {
1417 case 0:
1418 if (sym_set_string_value(menu->sym,
1419 dialog_input_result))
1420 return;
1421 btn_dialog(main_window,
1422 "You have made an invalid entry.", 0);
1423 break;
1424 case 1:
1425 show_help(menu);
1426 break;
1427 case KEY_EXIT:
1428 return;
1429 }
1430 }
1431}
1432
1433static void conf_load(void)
1434{
1435 while (1) {
1436 int res;
1437 res = dialog_inputbox(main_window,
1438 NULL, load_config_text,
1439 filename,
1440 &dialog_input_result,
1441 &dialog_input_result_len);
1442 switch (res) {
1443 case 0:
1444 if (!dialog_input_result[0])
1445 return;
1446 if (!conf_read(dialog_input_result)) {
1447 set_config_filename(dialog_input_result);
1448 conf_set_changed(true);
1449 return;
1450 }
1451 btn_dialog(main_window, "File does not exist!", 0);
1452 break;
1453 case 1:
1454 show_scroll_win(main_window,
1455 "Load Alternate Configuration",
1456 load_config_help);
1457 break;
1458 case KEY_EXIT:
1459 return;
1460 }
1461 }
1462}
1463
1464static void conf_save(void)
1465{
1466 while (1) {
1467 int res;
1468 res = dialog_inputbox(main_window,
1469 NULL, save_config_text,
1470 filename,
1471 &dialog_input_result,
1472 &dialog_input_result_len);
1473 switch (res) {
1474 case 0:
1475 if (!dialog_input_result[0])
1476 return;
1477 res = conf_write(dialog_input_result);
1478 if (!res) {
1479 set_config_filename(dialog_input_result);
1480 return;
1481 }
1482 btn_dialog(main_window, "Can't create file!",
1483 1, "<OK>");
1484 break;
1485 case 1:
1486 show_scroll_win(main_window,
1487 "Save Alternate Configuration",
1488 save_config_help);
1489 break;
1490 case KEY_EXIT:
1491 return;
1492 }
1493 }
1494}
1495
1496static void setup_windows(void)
1497{
1498 int lines, columns;
1499
1500 getmaxyx(stdscr, lines, columns);
1501
1502 if (main_window != NULL)
1503 delwin(main_window);
1504
1505 /* set up the menu and menu window */
1506 main_window = newwin(lines-2, columns-2, 2, 1);
1507 keypad(main_window, TRUE);
1508 mwin_max_lines = lines-7;
1509 mwin_max_cols = columns-6;
1510
1511 /* panels order is from bottom to top */
1512 new_panel(main_window);
1513}
1514
1515int main(int ac, char **av)
1516{
1517 int lines, columns;
1518 char *mode;
1519
1520 if (ac > 1 && strcmp(av[1], "-s") == 0) {
1521 /* Silence conf_read() until the real callback is set up */
1522 conf_set_message_callback(NULL);
1523 av++;
1524 }
1525 conf_parse(av[1]);
1526 conf_read(NULL);
1527
1528 mode = getenv("NCONFIG_MODE");
1529 if (mode) {
1530 if (!strcasecmp(mode, "single_menu"))
1531 single_menu_mode = 1;
1532 }
1533
1534 /* Initialize curses */
1535 initscr();
1536 /* set color theme */
1537 set_colors();
1538
1539 cbreak();
1540 noecho();
1541 keypad(stdscr, TRUE);
1542 curs_set(0);
1543
1544 getmaxyx(stdscr, lines, columns);
1545 if (columns < 75 || lines < 20) {
1546 endwin();
1547 printf("Your terminal should have at "
1548 "least 20 lines and 75 columns\n");
1549 return 1;
1550 }
1551
1552 notimeout(stdscr, FALSE);
1553#if NCURSES_REENTRANT
1554 set_escdelay(1);
1555#else
1556 ESCDELAY = 1;
1557#endif
1558
1559 /* set btns menu */
1560 curses_menu = new_menu(curses_menu_items);
1561 menu_opts_off(curses_menu, O_SHOWDESC);
1562 menu_opts_on(curses_menu, O_SHOWMATCH);
1563 menu_opts_on(curses_menu, O_ONEVALUE);
1564 menu_opts_on(curses_menu, O_NONCYCLIC);
1565 menu_opts_on(curses_menu, O_IGNORECASE);
1566 set_menu_mark(curses_menu, " ");
1567 set_menu_fore(curses_menu, attr_main_menu_fore);
1568 set_menu_back(curses_menu, attr_main_menu_back);
1569 set_menu_grey(curses_menu, attr_main_menu_grey);
1570
1571 set_config_filename(conf_get_configname());
1572 setup_windows();
1573
1574 /* check for KEY_FUNC(1) */
1575 if (has_key(KEY_F(1)) == FALSE) {
1576 show_scroll_win(main_window,
1577 "Instructions",
1578 menu_no_f_instructions);
1579 }
1580
1581 conf_set_message_callback(conf_message_callback);
1582 /* do the work */
1583 while (!global_exit) {
1584 conf(&rootmenu);
1585 if (!global_exit && do_exit() == 0)
1586 break;
1587 }
1588 /* ok, we are done */
1589 unpost_menu(curses_menu);
1590 free_menu(curses_menu);
1591 delwin(main_window);
1592 clear();
1593 refresh();
1594 endwin();
1595 return 0;
1596}