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