/* * dialog - Display simple dialog boxes from shell scripts * * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk) * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcap@cfw.com) * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "dialog.h" static void Usage(const char *name); typedef int (jumperFn) (const char *title, int argc, const char *const *argv); struct Mode { char *name; int argmin, argmax, argmod; jumperFn *jumper; }; jumperFn j_menu, j_radiolist, j_yesno, j_textbox, j_inputbox; jumperFn j_msgbox, j_infobox; static struct Mode modes[] = { {"--menu", 9, 0, 3, j_menu}, {"--radiolist", 9, 0, 3, j_radiolist}, {"--yesno", 5, 5, 1, j_yesno}, {"--textbox", 5, 5, 1, j_textbox}, {"--inputbox", 5, 6, 1, j_inputbox}, {"--msgbox", 5, 5, 1, j_msgbox}, {"--infobox", 5, 5, 1, j_infobox}, {NULL, 0, 0, 0, NULL} }; static struct Mode *modePtr; #ifdef LOCALE #include <locale.h> #endif int main(int argc, const char *const *argv) { int offset = 0, opt_clear = 0, end_common_opts = 0, retval; const char *title = NULL; #ifdef LOCALE (void)setlocale(LC_ALL, ""); #endif #ifdef TRACE trace(TRACE_CALLS | TRACE_UPDATE); #endif if (argc < 2) { Usage(argv[0]); exit(-1); } while (offset < argc - 1 && !end_common_opts) { /* Common options */ if (!strcmp(argv[offset + 1], "--title")) { if (argc - offset < 3 || title != NULL) { Usage(argv[0]); exit(-1); } else { title = argv[offset + 2]; offset += 2; } } else if (!strcmp(argv[offset + 1], "--backtitle")) { if (backtitle != NULL) { Usage(argv[0]); exit(-1); } else { backtitle = argv[offset + 2]; offset += 2; } } else if (!strcmp(argv[offset + 1], "--clear")) { if (opt_clear) { /* Hey, "--clear" can't appear twice! */ Usage(argv[0]); exit(-1); } else if (argc == 2) { /* we only want to clear the screen */ init_dialog(); refresh(); /* init_dialog() will clear the screen for us */ end_dialog(); return 0; } else { opt_clear = 1; offset++; } } else /* no more common options */ end_common_opts = 1; } if (argc - 1 == offset) { /* no more options */ Usage(argv[0]); exit(-1); } /* use a table to look for the requested mode, to avoid code duplication */ for (modePtr = modes; modePtr->name; modePtr++) /* look for the mode */ if (!strcmp(argv[offset + 1], modePtr->name)) break; if (!modePtr->name) Usage(argv[0]); if (argc - offset < modePtr->argmin) Usage(argv[0]); if (modePtr->argmax && argc - offset > modePtr->argmax) Usage(argv[0]); init_dialog(); retval = (*(modePtr->jumper)) (title, argc - offset, argv + offset); if (opt_clear) { /* clear screen before exit */ attr_clear(stdscr, LINES, COLS, screen_attr); refresh(); } end_dialog(); exit(retval); } /* * Print program usage */ static void Usage(const char *name) { fprintf(stderr, "\ \ndialog, by Savio Lam (lam836@cs.cuhk.hk).\ \n patched by Stuart Herbert (S.Herbert@shef.ac.uk)\ \n modified/gutted for use as a Linux kernel config tool by \ \n William Roadcap (roadcapw@cfw.com)\ \n\ \n* Display dialog boxes from shell scripts *\ \n\ \nUsage: %s --clear\ \n %s [--title <title>] [--backtitle <backtitle>] --clear <Box options>\ \n\ \nBox options:\ \n\ \n --menu <text> <height> <width> <menu height> <tag1> <item1>...\ \n --radiolist <text> <height> <width> <list height> <tag1> <item1> <status1>...\ \n --textbox <file> <height> <width>\ \n --inputbox <text> <height> <width> [<init>]\ \n --yesno <text> <height> <width>\ \n", name, name); exit(-1); } /* * These are the program jumpers */ int j_menu(const char *t, int ac, const char *const *av) { return dialog_menu(t, av[2], atoi(av[3]), atoi(av[4]), atoi(av[5]), av[6], (ac - 6) / 2, av + 7); } int j_radiolist(const char *t, int ac, const char *const *av) { return dialog_checklist(t, av[2], atoi(av[3]), atoi(av[4]), atoi(av[5]), (ac - 6) / 3, av + 6); } int j_textbox(const char *t, int ac, const char *const *av) { return dialog_textbox(t, av[2], atoi(av[3]), atoi(av[4])); } int j_yesno(const char *t, int ac, const char *const *av) { return dialog_yesno(t, av[2], atoi(av[3]), atoi(av[4])); } int j_inputbox(const char *t, int ac, const char *const *av) { int ret = dialog_inputbox(t, av[2], atoi(av[3]), atoi(av[4]), ac == 6 ? av[5] : (char *)NULL); if (ret == 0) fprintf(stderr, dialog_input_result); return ret; } int j_msgbox(const char *t, int ac, const char *const *av) { return dialog_msgbox(t, av[2], atoi(av[3]), atoi(av[4]), 1); } int j_infobox(const char *t, int ac, const char *const *av) { return dialog_msgbox(t, av[2], atoi(av[3]), atoi(av[4]), 0); }