Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359 1360 1361 1362 1363 1364 1365 1366 1367 1368 1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471 1472 1473 1474 1475 1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518 1519 1520 1521 1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 | /* * Copyright (C) 2008 Nir Tzachar <nir.tzachar@gmail.com? * Released under the terms of the GNU GPL v2.0. * * Derived from menuconfig. * */ #define _GNU_SOURCE #include <string.h> #include <stdlib.h> #include "lkc.h" #include "nconf.h" #include <ctype.h> static const char nconf_global_help[] = N_( "Help windows\n" "------------\n" "o Global help: Unless in a data entry window, pressing <F1> will give \n" " you the global help window, which you are just reading.\n" "\n" "o A short version of the global help is available by pressing <F3>.\n" "\n" "o Local help: To get help related to the current menu entry, use any\n" " of <?> <h>, or if in a data entry window then press <F1>.\n" "\n" "\n" "Menu entries\n" "------------\n" "This interface lets you select features and parameters for the kernel\n" "build. Kernel features can either be built-in, modularized, or removed.\n" "Parameters must be entered as text or decimal or hexadecimal numbers.\n" "\n" "Menu entries beginning with following braces represent features that\n" " [ ] can be built in or removed\n" " < > can be built in, modularized or removed\n" " { } can be built in or modularized, are selected by another feature\n" " - - are selected by another feature\n" " XXX cannot be selected. Symbol Info <F2> tells you why.\n" "*, M or whitespace inside braces means to build in, build as a module\n" "or to exclude the feature respectively.\n" "\n" "To change any of these features, highlight it with the movement keys\n" "listed below and press <y> to build it in, <m> to make it a module or\n" "<n> to remove it. You may press the <Space> key to cycle through the\n" "available options.\n" "\n" "A trailing \"--->\" designates a submenu, a trailing \"----\" an\n" "empty submenu.\n" "\n" "Menu navigation keys\n" "----------------------------------------------------------------------\n" "Linewise up <Up>\n" "Linewise down <Down>\n" "Pagewise up <Page Up>\n" "Pagewise down <Page Down>\n" "First entry <Home>\n" "Last entry <End>\n" "Enter a submenu <Right> <Enter>\n" "Go back to parent menu <Left> <Esc> <F5>\n" "Close a help window <Enter> <Esc> <F5>\n" "Close entry window, apply <Enter>\n" "Close entry window, forget <Esc> <F5>\n" "Start incremental, case-insensitive search for STRING in menu entries,\n" " no regex support, STRING is displayed in upper left corner\n" " </>STRING\n" " Remove last character <Backspace>\n" " Jump to next hit <Down>\n" " Jump to previous hit <Up>\n" "Exit menu search mode </> <Esc>\n" "Search for configuration variables with or without leading CONFIG_\n" " <F8>RegExpr<Enter>\n" "Verbose search help <F8><F1>\n" "----------------------------------------------------------------------\n" "\n" "Unless in a data entry window, key <1> may be used instead of <F1>,\n" "<2> instead of <F2>, etc.\n" "\n" "\n" "Radiolist (Choice list)\n" "-----------------------\n" "Use the movement keys listed above to select the option you wish to set\n" "and press <Space>.\n" "\n" "\n" "Data entry\n" "----------\n" "Enter the requested information and press <Enter>. Hexadecimal values\n" "may be entered without the \"0x\" prefix.\n" "\n" "\n" "Text Box (Help Window)\n" "----------------------\n" "Use movement keys as listed in table above.\n" "\n" "Press any of <Enter> <Esc> <q> <F5> <F9> to exit.\n" "\n" "\n" "Alternate configuration files\n" "-----------------------------\n" "nconfig supports switching between different configurations.\n" "Press <F6> to save your current configuration. Press <F7> and enter\n" "a file name to load a previously saved configuration.\n" "\n" "\n" "Terminal configuration\n" "----------------------\n" "If you use nconfig in a xterm window, make sure your TERM environment\n" "variable specifies a terminal configuration which supports at least\n" "16 colors. Otherwise nconfig will look rather bad.\n" "\n" "If the \"stty size\" command reports the current terminalsize correctly,\n" "nconfig will adapt to sizes larger than the traditional 80x25 \"standard\"\n" "and display longer menus properly.\n" "\n" "\n" "Single menu mode\n" "----------------\n" "If you prefer to have all of the menu entries listed in a single menu,\n" "rather than the default multimenu hierarchy, run nconfig with\n" "NCONFIG_MODE environment variable set to single_menu. Example:\n" "\n" "make NCONFIG_MODE=single_menu nconfig\n" "\n" "<Enter> will then unfold the appropriate category, or fold it if it\n" "is already unfolded. Folded menu entries will be designated by a\n" "leading \"++>\" and unfolded entries by a leading \"-->\".\n" "\n" "Note that this mode can eventually be a little more CPU expensive than\n" "the default mode, especially with a larger number of unfolded submenus.\n" "\n"), menu_no_f_instructions[] = N_( "Legend: [*] built-in [ ] excluded <M> module < > module capable.\n" "Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n" "\n" "Use the following keys to navigate the menus:\n" "Move up or down with <Up> and <Down>.\n" "Enter a submenu with <Enter> or <Right>.\n" "Exit a submenu to its parent menu with <Esc> or <Left>.\n" "Pressing <y> includes, <n> excludes, <m> modularizes features.\n" "Pressing <Space> cycles through the available options.\n" "To search for menu entries press </>.\n" "<Esc> always leaves the current window.\n" "\n" "You do not have function keys support.\n" "Press <1> instead of <F1>, <2> instead of <F2>, etc.\n" "For verbose global help use key <1>.\n" "For help related to the current menu entry press <?> or <h>.\n"), menu_instructions[] = N_( "Legend: [*] built-in [ ] excluded <M> module < > module capable.\n" "Submenus are designated by a trailing \"--->\", empty ones by \"----\".\n" "\n" "Use the following keys to navigate the menus:\n" "Move up or down with <Up> or <Down>.\n" "Enter a submenu with <Enter> or <Right>.\n" "Exit a submenu to its parent menu with <Esc> or <Left>.\n" "Pressing <y> includes, <n> excludes, <m> modularizes features.\n" "Pressing <Space> cycles through the available options.\n" "To search for menu entries press </>.\n" "<Esc> always leaves the current window.\n" "\n" "Pressing <1> may be used instead of <F1>, <2> instead of <F2>, etc.\n" "For verbose global help press <F1>.\n" "For help related to the current menu entry press <?> or <h>.\n"), radiolist_instructions[] = N_( "Press <Up>, <Down>, <Home> or <End> to navigate a radiolist, select\n" "with <Space>.\n" "For help related to the current entry press <?> or <h>.\n" "For global help press <F1>.\n"), inputbox_instructions_int[] = N_( "Please enter a decimal value.\n" "Fractions will not be accepted.\n" "Press <Enter> to apply, <Esc> to cancel."), inputbox_instructions_hex[] = N_( "Please enter a hexadecimal value.\n" "Press <Enter> to apply, <Esc> to cancel."), inputbox_instructions_string[] = N_( "Please enter a string value.\n" "Press <Enter> to apply, <Esc> to cancel."), setmod_text[] = N_( "This feature depends on another feature which has been configured as a\n" "module. As a result, the current feature will be built as a module too."), load_config_text[] = N_( "Enter the name of the configuration file you wish to load.\n" "Accept the name shown to restore the configuration you last\n" "retrieved. Leave empty to abort."), load_config_help[] = N_( "For various reasons, one may wish to keep several different\n" "configurations available on a single machine.\n" "\n" "If you have saved a previous configuration in a file other than the\n" "default one, entering its name here will allow you to load and modify\n" "that configuration.\n" "\n" "Leave empty to abort.\n"), save_config_text[] = N_( "Enter a filename to which this configuration should be saved\n" "as an alternate. Leave empty to abort."), save_config_help[] = N_( "For various reasons, one may wish to keep several different\n" "configurations available on a single machine.\n" "\n" "Entering a file name here will allow you to later retrieve, modify\n" "and use the current configuration as an alternate to whatever\n" "configuration options you have selected at that time.\n" "\n" "Leave empty to abort.\n"), search_help[] = N_( "Search for symbols (configuration variable names CONFIG_*) and display\n" "their relations. Regular expressions are supported.\n" "Example: Search for \"^FOO\".\n" "Result:\n" "-----------------------------------------------------------------\n" "Symbol: FOO [ = m]\n" "Prompt: Foo bus is used to drive the bar HW\n" "Defined at drivers/pci/Kconfig:47\n" "Depends on: X86_LOCAL_APIC && X86_IO_APIC || IA64\n" "Location:\n" " -> Bus options (PCI, PCMCIA, EISA, ISA)\n" " -> PCI support (PCI [ = y])\n" " -> PCI access mode (<choice> [ = y])\n" "Selects: LIBCRC32\n" "Selected by: BAR\n" "-----------------------------------------------------------------\n" "o The line 'Prompt:' shows the text displayed for this symbol in\n" " the menu hierarchy.\n" "o The 'Defined at' line tells at what file / line number the symbol is\n" " defined.\n" "o The 'Depends on:' line lists symbols that need to be defined for\n" " this symbol to be visible and selectable in the menu.\n" "o The 'Location:' lines tell, where in the menu structure this symbol\n" " is located. A location followed by a [ = y] indicates that this is\n" " a selectable menu item, and the current value is displayed inside\n" " brackets.\n" "o The 'Selects:' line tells, what symbol will be automatically selected\n" " if this symbol is selected (y or m).\n" "o The 'Selected by' line tells what symbol has selected this symbol.\n" "\n" "Only relevant lines are shown.\n" "\n\n" "Search examples:\n" "USB => find all symbols containing USB\n" "^USB => find all symbols starting with USB\n" "USB$ => find all symbols ending with USB\n" "\n"); struct mitem { char str[256]; char tag; void *usrptr; int is_visible; }; #define MAX_MENU_ITEMS 4096 static int show_all_items; static int indent; static struct menu *current_menu; static int child_count; static int single_menu_mode; /* the window in which all information appears */ static WINDOW *main_window; /* the largest size of the menu window */ static int mwin_max_lines; static int mwin_max_cols; /* the window in which we show option buttons */ static MENU *curses_menu; static ITEM *curses_menu_items[MAX_MENU_ITEMS]; static struct mitem k_menu_items[MAX_MENU_ITEMS]; static int items_num; static int global_exit; /* the currently selected button */ const char *current_instructions = menu_instructions; static char *dialog_input_result; static int dialog_input_result_len; static void conf(struct menu *menu); static void conf_choice(struct menu *menu); static void conf_string(struct menu *menu); static void conf_load(void); static void conf_save(void); static void show_help(struct menu *menu); static int do_exit(void); static void setup_windows(void); static void search_conf(void); typedef void (*function_key_handler_t)(int *key, struct menu *menu); static void handle_f1(int *key, struct menu *current_item); static void handle_f2(int *key, struct menu *current_item); static void handle_f3(int *key, struct menu *current_item); static void handle_f4(int *key, struct menu *current_item); static void handle_f5(int *key, struct menu *current_item); static void handle_f6(int *key, struct menu *current_item); static void handle_f7(int *key, struct menu *current_item); static void handle_f8(int *key, struct menu *current_item); static void handle_f9(int *key, struct menu *current_item); struct function_keys { const char *key_str; const char *func; function_key key; function_key_handler_t handler; }; static const int function_keys_num = 9; struct function_keys function_keys[] = { { .key_str = "F1", .func = "Help", .key = F_HELP, .handler = handle_f1, }, { .key_str = "F2", .func = "SymInfo", .key = F_SYMBOL, .handler = handle_f2, }, { .key_str = "F3", .func = "Help 2", .key = F_INSTS, .handler = handle_f3, }, { .key_str = "F4", .func = "ShowAll", .key = F_CONF, .handler = handle_f4, }, { .key_str = "F5", .func = "Back", .key = F_BACK, .handler = handle_f5, }, { .key_str = "F6", .func = "Save", .key = F_SAVE, .handler = handle_f6, }, { .key_str = "F7", .func = "Load", .key = F_LOAD, .handler = handle_f7, }, { .key_str = "F8", .func = "SymSearch", .key = F_SEARCH, .handler = handle_f8, }, { .key_str = "F9", .func = "Exit", .key = F_EXIT, .handler = handle_f9, }, }; static void print_function_line(void) { int i; int offset = 1; const int skip = 1; int lines = getmaxy(stdscr); for (i = 0; i < function_keys_num; i++) { (void) wattrset(main_window, attributes[FUNCTION_HIGHLIGHT]); mvwprintw(main_window, lines-3, offset, "%s", function_keys[i].key_str); (void) wattrset(main_window, attributes[FUNCTION_TEXT]); offset += strlen(function_keys[i].key_str); mvwprintw(main_window, lines-3, offset, "%s", function_keys[i].func); offset += strlen(function_keys[i].func) + skip; } (void) wattrset(main_window, attributes[NORMAL]); } /* help */ static void handle_f1(int *key, struct menu *current_item) { show_scroll_win(main_window, _("Global help"), _(nconf_global_help)); return; } /* symbole help */ static void handle_f2(int *key, struct menu *current_item) { show_help(current_item); return; } /* instructions */ static void handle_f3(int *key, struct menu *current_item) { show_scroll_win(main_window, _("Short help"), _(current_instructions)); return; } /* config */ static void handle_f4(int *key, struct menu *current_item) { int res = btn_dialog(main_window, _("Show all symbols?"), 2, " <Show All> ", "<Don't show all>"); if (res == 0) show_all_items = 1; else if (res == 1) show_all_items = 0; return; } /* back */ static void handle_f5(int *key, struct menu *current_item) { *key = KEY_LEFT; return; } /* save */ static void handle_f6(int *key, struct menu *current_item) { conf_save(); return; } /* load */ static void handle_f7(int *key, struct menu *current_item) { conf_load(); return; } /* search */ static void handle_f8(int *key, struct menu *current_item) { search_conf(); return; } /* exit */ static void handle_f9(int *key, struct menu *current_item) { do_exit(); return; } /* return != 0 to indicate the key was handles */ static int process_special_keys(int *key, struct menu *menu) { int i; if (*key == KEY_RESIZE) { setup_windows(); return 1; } for (i = 0; i < function_keys_num; i++) { if (*key == KEY_F(function_keys[i].key) || *key == '0' + function_keys[i].key){ function_keys[i].handler(key, menu); return 1; } } return 0; } static void clean_items(void) { int i; for (i = 0; curses_menu_items[i]; i++) free_item(curses_menu_items[i]); bzero(curses_menu_items, sizeof(curses_menu_items)); bzero(k_menu_items, sizeof(k_menu_items)); items_num = 0; } typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN, FIND_NEXT_MATCH_DOWN, FIND_NEXT_MATCH_UP} match_f; /* return the index of the matched item, or -1 if no such item exists */ static int get_mext_match(const char *match_str, match_f flag) { int match_start = item_index(current_item(curses_menu)); int index; if (flag == FIND_NEXT_MATCH_DOWN) ++match_start; else if (flag == FIND_NEXT_MATCH_UP) --match_start; index = match_start; index = (index + items_num) % items_num; while (true) { char *str = k_menu_items[index].str; if (strcasestr(str, match_str) != 0) return index; if (flag == FIND_NEXT_MATCH_UP || flag == MATCH_TINKER_PATTERN_UP) --index; else ++index; index = (index + items_num) % items_num; if (index == match_start) return -1; } } /* Make a new item. */ static void item_make(struct menu *menu, char tag, const char *fmt, ...) { va_list ap; if (items_num > MAX_MENU_ITEMS-1) return; bzero(&k_menu_items[items_num], sizeof(k_menu_items[0])); k_menu_items[items_num].tag = tag; k_menu_items[items_num].usrptr = menu; if (menu != NULL) k_menu_items[items_num].is_visible = menu_is_visible(menu); else k_menu_items[items_num].is_visible = 1; va_start(ap, fmt); vsnprintf(k_menu_items[items_num].str, sizeof(k_menu_items[items_num].str), fmt, ap); va_end(ap); if (!k_menu_items[items_num].is_visible) memcpy(k_menu_items[items_num].str, "XXX", 3); curses_menu_items[items_num] = new_item( k_menu_items[items_num].str, k_menu_items[items_num].str); set_item_userptr(curses_menu_items[items_num], &k_menu_items[items_num]); /* if (!k_menu_items[items_num].is_visible) item_opts_off(curses_menu_items[items_num], O_SELECTABLE); */ items_num++; curses_menu_items[items_num] = NULL; } /* very hackish. adds a string to the last item added */ static void item_add_str(const char *fmt, ...) { va_list ap; int index = items_num-1; char new_str[256]; char tmp_str[256]; if (index < 0) return; va_start(ap, fmt); vsnprintf(new_str, sizeof(new_str), fmt, ap); va_end(ap); snprintf(tmp_str, sizeof(tmp_str), "%s%s", k_menu_items[index].str, new_str); strncpy(k_menu_items[index].str, tmp_str, sizeof(k_menu_items[index].str)); free_item(curses_menu_items[index]); curses_menu_items[index] = new_item( k_menu_items[index].str, k_menu_items[index].str); set_item_userptr(curses_menu_items[index], &k_menu_items[index]); } /* get the tag of the currently selected item */ static char item_tag(void) { ITEM *cur; struct mitem *mcur; cur = current_item(curses_menu); if (cur == NULL) return 0; mcur = (struct mitem *) item_userptr(cur); return mcur->tag; } static int curses_item_index(void) { return item_index(current_item(curses_menu)); } static void *item_data(void) { ITEM *cur; struct mitem *mcur; cur = current_item(curses_menu); if (!cur) return NULL; mcur = (struct mitem *) item_userptr(cur); return mcur->usrptr; } static int item_is_tag(char tag) { return item_tag() == tag; } static char filename[PATH_MAX+1]; static char menu_backtitle[PATH_MAX+128]; static const char *set_config_filename(const char *config_filename) { int size; size = snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s", config_filename, rootmenu.prompt->text); if (size >= sizeof(menu_backtitle)) menu_backtitle[sizeof(menu_backtitle)-1] = '\0'; size = snprintf(filename, sizeof(filename), "%s", config_filename); if (size >= sizeof(filename)) filename[sizeof(filename)-1] = '\0'; return menu_backtitle; } /* return = 0 means we are successful. * -1 means go on doing what you were doing */ static int do_exit(void) { int res; if (!conf_get_changed()) { global_exit = 1; return 0; } res = btn_dialog(main_window, _("Do you wish to save your new configuration?\n" "<ESC> to cancel and resume nconfig."), 2, " <save> ", "<don't save>"); if (res == KEY_EXIT) { global_exit = 0; return -1; } /* if we got here, the user really wants to exit */ switch (res) { case 0: res = conf_write(filename); if (res) btn_dialog( main_window, _("Error during writing of configuration.\n" "Your configuration changes were NOT saved."), 1, "<OK>"); break; default: btn_dialog( main_window, _("Your configuration changes were NOT saved."), 1, "<OK>"); break; } global_exit = 1; return 0; } static void search_conf(void) { struct symbol **sym_arr; struct gstr res; struct gstr title; char *dialog_input; int dres; title = str_new(); str_printf( &title, _("Enter (sub)string or regexp to search for " "(with or without \"%s\")"), CONFIG_); again: dres = dialog_inputbox(main_window, _("Search Configuration Parameter"), str_get(&title), "", &dialog_input_result, &dialog_input_result_len); switch (dres) { case 0: break; case 1: show_scroll_win(main_window, _("Search Configuration"), search_help); goto again; default: str_free(&title); return; } /* strip the prefix if necessary */ dialog_input = dialog_input_result; if (strncasecmp(dialog_input_result, CONFIG_, strlen(CONFIG_)) == 0) dialog_input += strlen(CONFIG_); sym_arr = sym_re_search(dialog_input); res = get_relations_str(sym_arr, NULL); free(sym_arr); show_scroll_win(main_window, _("Search Results"), str_get(&res)); str_free(&res); str_free(&title); } static void build_conf(struct menu *menu) { struct symbol *sym; struct property *prop; struct menu *child; int type, tmp, doint = 2; tristate val; char ch; if (!menu || (!show_all_items && !menu_is_visible(menu))) return; sym = menu->sym; prop = menu->prompt; if (!sym) { if (prop && menu != current_menu) { const char *prompt = menu_get_prompt(menu); enum prop_type ptype; ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN; switch (ptype) { case P_MENU: child_count++; prompt = _(prompt); if (single_menu_mode) { item_make(menu, 'm', "%s%*c%s", menu->data ? "-->" : "++>", indent + 1, ' ', prompt); } else item_make(menu, 'm', " %*c%s %s", indent + 1, ' ', prompt, menu_is_empty(menu) ? "----" : "--->"); if (single_menu_mode && menu->data) goto conf_childs; return; case P_COMMENT: if (prompt) { child_count++; item_make(menu, ':', " %*c*** %s ***", indent + 1, ' ', _(prompt)); } break; default: if (prompt) { child_count++; item_make(menu, ':', "---%*c%s", indent + 1, ' ', _(prompt)); } } } else doint = 0; goto conf_childs; } type = sym_get_type(sym); if (sym_is_choice(sym)) { struct symbol *def_sym = sym_get_choice_value(sym); struct menu *def_menu = NULL; child_count++; for (child = menu->list; child; child = child->next) { if (menu_is_visible(child) && child->sym == def_sym) def_menu = child; } val = sym_get_tristate_value(sym); if (sym_is_changable(sym)) { switch (type) { case S_BOOLEAN: item_make(menu, 't', "[%c]", val == no ? ' ' : '*'); break; case S_TRISTATE: switch (val) { case yes: ch = '*'; break; case mod: ch = 'M'; break; default: ch = ' '; break; } item_make(menu, 't', "<%c>", ch); break; } } else { item_make(menu, def_menu ? 't' : ':', " "); } item_add_str("%*c%s", indent + 1, ' ', _(menu_get_prompt(menu))); if (val == yes) { if (def_menu) { item_add_str(" (%s)", _(menu_get_prompt(def_menu))); item_add_str(" --->"); if (def_menu->list) { indent += 2; build_conf(def_menu); indent -= 2; } } return; } } else { if (menu == current_menu) { item_make(menu, ':', "---%*c%s", indent + 1, ' ', _(menu_get_prompt(menu))); goto conf_childs; } child_count++; val = sym_get_tristate_value(sym); if (sym_is_choice_value(sym) && val == yes) { item_make(menu, ':', " "); } else { switch (type) { case S_BOOLEAN: if (sym_is_changable(sym)) item_make(menu, 't', "[%c]", val == no ? ' ' : '*'); else item_make(menu, 't', "-%c-", val == no ? ' ' : '*'); break; case S_TRISTATE: switch (val) { case yes: ch = '*'; break; case mod: ch = 'M'; break; default: ch = ' '; break; } if (sym_is_changable(sym)) { if (sym->rev_dep.tri == mod) item_make(menu, 't', "{%c}", ch); else item_make(menu, 't', "<%c>", ch); } else item_make(menu, 't', "-%c-", ch); break; default: tmp = 2 + strlen(sym_get_string_value(sym)); item_make(menu, 's', " (%s)", sym_get_string_value(sym)); tmp = indent - tmp + 4; if (tmp < 0) tmp = 0; item_add_str("%*c%s%s", tmp, ' ', _(menu_get_prompt(menu)), (sym_has_value(sym) || !sym_is_changable(sym)) ? "" : _(" (NEW)")); goto conf_childs; } } item_add_str("%*c%s%s", indent + 1, ' ', _(menu_get_prompt(menu)), (sym_has_value(sym) || !sym_is_changable(sym)) ? "" : _(" (NEW)")); if (menu->prompt && menu->prompt->type == P_MENU) { item_add_str(" %s", menu_is_empty(menu) ? "----" : "--->"); return; } } conf_childs: indent += doint; for (child = menu->list; child; child = child->next) build_conf(child); indent -= doint; } static void reset_menu(void) { unpost_menu(curses_menu); clean_items(); } /* adjust the menu to show this item. * prefer not to scroll the menu if possible*/ static void center_item(int selected_index, int *last_top_row) { int toprow; set_top_row(curses_menu, *last_top_row); toprow = top_row(curses_menu); if (selected_index < toprow || selected_index >= toprow+mwin_max_lines) { toprow = max(selected_index-mwin_max_lines/2, 0); if (toprow >= item_count(curses_menu)-mwin_max_lines) toprow = item_count(curses_menu)-mwin_max_lines; set_top_row(curses_menu, toprow); } set_current_item(curses_menu, curses_menu_items[selected_index]); *last_top_row = toprow; post_menu(curses_menu); refresh_all_windows(main_window); } /* this function assumes reset_menu has been called before */ static void show_menu(const char *prompt, const char *instructions, int selected_index, int *last_top_row) { int maxx, maxy; WINDOW *menu_window; current_instructions = instructions; clear(); (void) wattrset(main_window, attributes[NORMAL]); print_in_middle(stdscr, 1, 0, getmaxx(stdscr), menu_backtitle, attributes[MAIN_HEADING]); (void) wattrset(main_window, attributes[MAIN_MENU_BOX]); box(main_window, 0, 0); (void) wattrset(main_window, attributes[MAIN_MENU_HEADING]); mvwprintw(main_window, 0, 3, " %s ", prompt); (void) wattrset(main_window, attributes[NORMAL]); set_menu_items(curses_menu, curses_menu_items); /* position the menu at the middle of the screen */ scale_menu(curses_menu, &maxy, &maxx); maxx = min(maxx, mwin_max_cols-2); maxy = mwin_max_lines; menu_window = derwin(main_window, maxy, maxx, 2, (mwin_max_cols-maxx)/2); keypad(menu_window, TRUE); set_menu_win(curses_menu, menu_window); set_menu_sub(curses_menu, menu_window); /* must reassert this after changing items, otherwise returns to a * default of 16 */ set_menu_format(curses_menu, maxy, 1); center_item(selected_index, last_top_row); set_menu_format(curses_menu, maxy, 1); print_function_line(); /* Post the menu */ post_menu(curses_menu); refresh_all_windows(main_window); } static void adj_match_dir(match_f *match_direction) { if (*match_direction == FIND_NEXT_MATCH_DOWN) *match_direction = MATCH_TINKER_PATTERN_DOWN; else if (*match_direction == FIND_NEXT_MATCH_UP) *match_direction = MATCH_TINKER_PATTERN_UP; /* else, do no change.. */ } struct match_state { int in_search; match_f match_direction; char pattern[256]; }; /* Return 0 means I have handled the key. In such a case, ans should hold the * item to center, or -1 otherwise. * Else return -1 . */ static int do_match(int key, struct match_state *state, int *ans) { char c = (char) key; int terminate_search = 0; *ans = -1; if (key == '/' || (state->in_search && key == 27)) { move(0, 0); refresh(); clrtoeol(); state->in_search = 1-state->in_search; bzero(state->pattern, sizeof(state->pattern)); state->match_direction = MATCH_TINKER_PATTERN_DOWN; return 0; } else if (!state->in_search) return 1; if (isalnum(c) || isgraph(c) || c == ' ') { state->pattern[strlen(state->pattern)] = c; state->pattern[strlen(state->pattern)] = '\0'; adj_match_dir(&state->match_direction); *ans = get_mext_match(state->pattern, state->match_direction); } else if (key == KEY_DOWN) { state->match_direction = FIND_NEXT_MATCH_DOWN; *ans = get_mext_match(state->pattern, state->match_direction); } else if (key == KEY_UP) { state->match_direction = FIND_NEXT_MATCH_UP; *ans = get_mext_match(state->pattern, state->match_direction); } else if (key == KEY_BACKSPACE || key == 127) { state->pattern[strlen(state->pattern)-1] = '\0'; adj_match_dir(&state->match_direction); } else terminate_search = 1; if (terminate_search) { state->in_search = 0; bzero(state->pattern, sizeof(state->pattern)); move(0, 0); refresh(); clrtoeol(); return -1; } return 0; } static void conf(struct menu *menu) { struct menu *submenu = 0; const char *prompt = menu_get_prompt(menu); struct symbol *sym; int res; int current_index = 0; int last_top_row = 0; struct match_state match_state = { .in_search = 0, .match_direction = MATCH_TINKER_PATTERN_DOWN, .pattern = "", }; while (!global_exit) { reset_menu(); current_menu = menu; build_conf(menu); if (!child_count) break; show_menu(prompt ? _(prompt) : _("Main Menu"), _(menu_instructions), current_index, &last_top_row); keypad((menu_win(curses_menu)), TRUE); while (!global_exit) { if (match_state.in_search) { mvprintw(0, 0, "searching: %s", match_state.pattern); clrtoeol(); } refresh_all_windows(main_window); res = wgetch(menu_win(curses_menu)); if (!res) break; if (do_match(res, &match_state, ¤t_index) == 0) { if (current_index != -1) center_item(current_index, &last_top_row); continue; } if (process_special_keys(&res, (struct menu *) item_data())) break; switch (res) { case KEY_DOWN: menu_driver(curses_menu, REQ_DOWN_ITEM); break; case KEY_UP: menu_driver(curses_menu, REQ_UP_ITEM); break; case KEY_NPAGE: menu_driver(curses_menu, REQ_SCR_DPAGE); break; case KEY_PPAGE: menu_driver(curses_menu, REQ_SCR_UPAGE); break; case KEY_HOME: menu_driver(curses_menu, REQ_FIRST_ITEM); break; case KEY_END: menu_driver(curses_menu, REQ_LAST_ITEM); break; case 'h': case '?': show_help((struct menu *) item_data()); break; } if (res == 10 || res == 27 || res == 32 || res == 'n' || res == 'y' || res == KEY_LEFT || res == KEY_RIGHT || res == 'm') break; refresh_all_windows(main_window); } refresh_all_windows(main_window); /* if ESC or left*/ if (res == 27 || (menu != &rootmenu && res == KEY_LEFT)) break; /* remember location in the menu */ last_top_row = top_row(curses_menu); current_index = curses_item_index(); if (!item_tag()) continue; submenu = (struct menu *) item_data(); if (!submenu || !menu_is_visible(submenu)) continue; sym = submenu->sym; switch (res) { case ' ': if (item_is_tag('t')) sym_toggle_tristate_value(sym); else if (item_is_tag('m')) conf(submenu); break; case KEY_RIGHT: case 10: /* ENTER WAS PRESSED */ switch (item_tag()) { case 'm': if (single_menu_mode) submenu->data = (void *) (long) !submenu->data; else conf(submenu); break; case 't': if (sym_is_choice(sym) && sym_get_tristate_value(sym) == yes) conf_choice(submenu); else if (submenu->prompt && submenu->prompt->type == P_MENU) conf(submenu); else if (res == 10) sym_toggle_tristate_value(sym); break; case 's': conf_string(submenu); break; } break; case 'y': if (item_is_tag('t')) { if (sym_set_tristate_value(sym, yes)) break; if (sym_set_tristate_value(sym, mod)) btn_dialog(main_window, setmod_text, 0); } break; case 'n': if (item_is_tag('t')) sym_set_tristate_value(sym, no); break; case 'm': if (item_is_tag('t')) sym_set_tristate_value(sym, mod); break; } } } static void conf_message_callback(const char *fmt, va_list ap) { char buf[1024]; vsnprintf(buf, sizeof(buf), fmt, ap); btn_dialog(main_window, buf, 1, "<OK>"); } static void show_help(struct menu *menu) { struct gstr help; if (!menu) return; help = str_new(); menu_get_ext_help(menu, &help); show_scroll_win(main_window, _(menu_get_prompt(menu)), str_get(&help)); str_free(&help); } static void conf_choice(struct menu *menu) { const char *prompt = _(menu_get_prompt(menu)); struct menu *child = 0; struct symbol *active; int selected_index = 0; int last_top_row = 0; int res, i = 0; struct match_state match_state = { .in_search = 0, .match_direction = MATCH_TINKER_PATTERN_DOWN, .pattern = "", }; active = sym_get_choice_value(menu->sym); /* this is mostly duplicated from the conf() function. */ while (!global_exit) { reset_menu(); for (i = 0, child = menu->list; child; child = child->next) { if (!show_all_items && !menu_is_visible(child)) continue; if (child->sym == sym_get_choice_value(menu->sym)) item_make(child, ':', "<X> %s", _(menu_get_prompt(child))); else if (child->sym) item_make(child, ':', " %s", _(menu_get_prompt(child))); else item_make(child, ':', "*** %s ***", _(menu_get_prompt(child))); if (child->sym == active){ last_top_row = top_row(curses_menu); selected_index = i; } i++; } show_menu(prompt ? _(prompt) : _("Choice Menu"), _(radiolist_instructions), selected_index, &last_top_row); while (!global_exit) { if (match_state.in_search) { mvprintw(0, 0, "searching: %s", match_state.pattern); clrtoeol(); } refresh_all_windows(main_window); res = wgetch(menu_win(curses_menu)); if (!res) break; if (do_match(res, &match_state, &selected_index) == 0) { if (selected_index != -1) center_item(selected_index, &last_top_row); continue; } if (process_special_keys( &res, (struct menu *) item_data())) break; switch (res) { case KEY_DOWN: menu_driver(curses_menu, REQ_DOWN_ITEM); break; case KEY_UP: menu_driver(curses_menu, REQ_UP_ITEM); break; case KEY_NPAGE: menu_driver(curses_menu, REQ_SCR_DPAGE); break; case KEY_PPAGE: menu_driver(curses_menu, REQ_SCR_UPAGE); break; case KEY_HOME: menu_driver(curses_menu, REQ_FIRST_ITEM); break; case KEY_END: menu_driver(curses_menu, REQ_LAST_ITEM); break; case 'h': case '?': show_help((struct menu *) item_data()); break; } if (res == 10 || res == 27 || res == ' ' || res == KEY_LEFT){ break; } refresh_all_windows(main_window); } /* if ESC or left */ if (res == 27 || res == KEY_LEFT) break; child = item_data(); if (!child || !menu_is_visible(child) || !child->sym) continue; switch (res) { case ' ': case 10: case KEY_RIGHT: sym_set_tristate_value(child->sym, yes); return; case 'h': case '?': show_help(child); active = child->sym; break; case KEY_EXIT: return; } } } static void conf_string(struct menu *menu) { const char *prompt = menu_get_prompt(menu); while (1) { int res; const char *heading; switch (sym_get_type(menu->sym)) { case S_INT: heading = _(inputbox_instructions_int); break; case S_HEX: heading = _(inputbox_instructions_hex); break; case S_STRING: heading = _(inputbox_instructions_string); break; default: heading = _("Internal nconf error!"); } res = dialog_inputbox(main_window, prompt ? _(prompt) : _("Main Menu"), heading, sym_get_string_value(menu->sym), &dialog_input_result, &dialog_input_result_len); switch (res) { case 0: if (sym_set_string_value(menu->sym, dialog_input_result)) return; btn_dialog(main_window, _("You have made an invalid entry."), 0); break; case 1: show_help(menu); break; case KEY_EXIT: return; } } } static void conf_load(void) { while (1) { int res; res = dialog_inputbox(main_window, NULL, load_config_text, filename, &dialog_input_result, &dialog_input_result_len); switch (res) { case 0: if (!dialog_input_result[0]) return; if (!conf_read(dialog_input_result)) { set_config_filename(dialog_input_result); sym_set_change_count(1); return; } btn_dialog(main_window, _("File does not exist!"), 0); break; case 1: show_scroll_win(main_window, _("Load Alternate Configuration"), load_config_help); break; case KEY_EXIT: return; } } } static void conf_save(void) { while (1) { int res; res = dialog_inputbox(main_window, NULL, save_config_text, filename, &dialog_input_result, &dialog_input_result_len); switch (res) { case 0: if (!dialog_input_result[0]) return; res = conf_write(dialog_input_result); if (!res) { set_config_filename(dialog_input_result); return; } btn_dialog(main_window, _("Can't create file! " "Probably a nonexistent directory."), 1, "<OK>"); break; case 1: show_scroll_win(main_window, _("Save Alternate Configuration"), save_config_help); break; case KEY_EXIT: return; } } } void setup_windows(void) { int lines, columns; getmaxyx(stdscr, lines, columns); if (main_window != NULL) delwin(main_window); /* set up the menu and menu window */ main_window = newwin(lines-2, columns-2, 2, 1); keypad(main_window, TRUE); mwin_max_lines = lines-7; mwin_max_cols = columns-6; /* panels order is from bottom to top */ new_panel(main_window); } int main(int ac, char **av) { int lines, columns; char *mode; setlocale(LC_ALL, ""); bindtextdomain(PACKAGE, LOCALEDIR); textdomain(PACKAGE); conf_parse(av[1]); conf_read(NULL); mode = getenv("NCONFIG_MODE"); if (mode) { if (!strcasecmp(mode, "single_menu")) single_menu_mode = 1; } /* Initialize curses */ initscr(); /* set color theme */ set_colors(); cbreak(); noecho(); keypad(stdscr, TRUE); curs_set(0); getmaxyx(stdscr, lines, columns); if (columns < 75 || lines < 20) { endwin(); printf("Your terminal should have at " "least 20 lines and 75 columns\n"); return 1; } notimeout(stdscr, FALSE); #if NCURSES_REENTRANT set_escdelay(1); #else ESCDELAY = 1; #endif /* set btns menu */ curses_menu = new_menu(curses_menu_items); menu_opts_off(curses_menu, O_SHOWDESC); menu_opts_on(curses_menu, O_SHOWMATCH); menu_opts_on(curses_menu, O_ONEVALUE); menu_opts_on(curses_menu, O_NONCYCLIC); menu_opts_on(curses_menu, O_IGNORECASE); set_menu_mark(curses_menu, " "); set_menu_fore(curses_menu, attributes[MAIN_MENU_FORE]); set_menu_back(curses_menu, attributes[MAIN_MENU_BACK]); set_menu_grey(curses_menu, attributes[MAIN_MENU_GREY]); set_config_filename(conf_get_configname()); setup_windows(); /* check for KEY_FUNC(1) */ if (has_key(KEY_F(1)) == FALSE) { show_scroll_win(main_window, _("Instructions"), _(menu_no_f_instructions)); } conf_set_message_callback(conf_message_callback); /* do the work */ while (!global_exit) { conf(&rootmenu); if (!global_exit && do_exit() == 0) break; } /* ok, we are done */ unpost_menu(curses_menu); free_menu(curses_menu); delwin(main_window); clear(); refresh(); endwin(); return 0; } |