/* *  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>#endifint 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);}