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authorPeter Kjellerstedt <peter.kjellerstedt@axis.com>2005-04-18 15:47:36 +0000
committerPeter Kjellerstedt <peter.kjellerstedt@axis.com>2005-04-18 15:47:36 +0000
commit5178925d7b23c6fd5c79d602c9e873cb9ba50ea2 (patch)
treed46ffddd9ef456d28c39d51c5e65efd92ea3df08
parent650870cb833b700fc13a484cbbd9f61ad049b4f3 (diff)
Copy vendor/linux/2.6.11/scripts/lxdialog to
trunk/uClibc/extra/config/lxdialog.
-rw-r--r--extra/config/lxdialog/BIG.FAT.WARNING4
-rw-r--r--extra/config/lxdialog/Makefile42
-rw-r--r--extra/config/lxdialog/checklist.c373
-rw-r--r--extra/config/lxdialog/colors.h161
-rw-r--r--extra/config/lxdialog/dialog.h187
-rw-r--r--extra/config/lxdialog/inputbox.c240
-rw-r--r--extra/config/lxdialog/lxdialog.c226
-rw-r--r--extra/config/lxdialog/menubox.c445
-rw-r--r--extra/config/lxdialog/msgbox.c85
-rw-r--r--extra/config/lxdialog/textbox.c556
-rw-r--r--extra/config/lxdialog/util.c359
-rw-r--r--extra/config/lxdialog/yesno.c118
12 files changed, 2796 insertions, 0 deletions
diff --git a/extra/config/lxdialog/BIG.FAT.WARNING b/extra/config/lxdialog/BIG.FAT.WARNING
new file mode 100644
index 000000000..a8999d82b
--- /dev/null
+++ b/extra/config/lxdialog/BIG.FAT.WARNING
@@ -0,0 +1,4 @@
+This is NOT the official version of dialog. This version has been
+significantly modified from the original. It is for use by the Linux
+kernel configuration script. Please do not bother Savio Lam with
+questions about this program.
diff --git a/extra/config/lxdialog/Makefile b/extra/config/lxdialog/Makefile
new file mode 100644
index 000000000..a45a13fb2
--- /dev/null
+++ b/extra/config/lxdialog/Makefile
@@ -0,0 +1,42 @@
+HOST_EXTRACFLAGS := -DLOCALE
+ifeq ($(shell uname),SunOS)
+HOST_LOADLIBES := -lcurses
+else
+HOST_LOADLIBES := -lncurses
+endif
+
+ifeq (/usr/include/ncurses/ncurses.h, $(wildcard /usr/include/ncurses/ncurses.h))
+ HOST_EXTRACFLAGS += -I/usr/include/ncurses -DCURSES_LOC="<ncurses.h>"
+else
+ifeq (/usr/include/ncurses/curses.h, $(wildcard /usr/include/ncurses/curses.h))
+ HOST_EXTRACFLAGS += -I/usr/include/ncurses -DCURSES_LOC="<ncurses/curses.h>"
+else
+ifeq (/usr/include/ncurses.h, $(wildcard /usr/include/ncurses.h))
+ HOST_EXTRACFLAGS += -DCURSES_LOC="<ncurses.h>"
+else
+ HOST_EXTRACFLAGS += -DCURSES_LOC="<curses.h>"
+endif
+endif
+endif
+
+hostprogs-y := lxdialog
+always := ncurses $(hostprogs-y)
+
+lxdialog-objs := checklist.o menubox.o textbox.o yesno.o inputbox.o \
+ util.o lxdialog.o msgbox.o
+
+.PHONY: $(obj)/ncurses
+$(obj)/ncurses:
+ @echo "main() {}" > lxtemp.c
+ @if $(HOSTCC) lxtemp.c $(HOST_LOADLIBES); then \
+ rm -f lxtemp.c a.out; \
+ else \
+ rm -f lxtemp.c; \
+ echo -e "\007" ;\
+ echo ">> Unable to find the Ncurses libraries." ;\
+ echo ">>" ;\
+ echo ">> You must install ncurses-devel in order" ;\
+ echo ">> to use 'make menuconfig'" ;\
+ echo ;\
+ exit 1 ;\
+ fi
diff --git a/extra/config/lxdialog/checklist.c b/extra/config/lxdialog/checklist.c
new file mode 100644
index 000000000..99705fe65
--- /dev/null
+++ b/extra/config/lxdialog/checklist.c
@@ -0,0 +1,373 @@
+/*
+ * checklist.c -- implements the checklist box
+ *
+ * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
+ * Stuart Herbert - S.Herbert@sheffield.ac.uk: radiolist extension
+ * Alessandro Rubini - rubini@ipvvis.unipv.it: merged the two
+ * 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 int list_width, check_x, item_x, checkflag;
+
+/*
+ * Print list item
+ */
+static void
+print_item (WINDOW * win, const char *item, int status,
+ int choice, int selected)
+{
+ int i;
+
+ /* Clear 'residue' of last item */
+ wattrset (win, menubox_attr);
+ wmove (win, choice, 0);
+ for (i = 0; i < list_width; i++)
+ waddch (win, ' ');
+
+ wmove (win, choice, check_x);
+ wattrset (win, selected ? check_selected_attr : check_attr);
+ if (checkflag == FLAG_CHECK)
+ wprintw (win, "[%c]", status ? 'X' : ' ');
+ else
+ wprintw (win, "(%c)", status ? 'X' : ' ');
+
+ wattrset (win, selected ? tag_selected_attr : tag_attr);
+ mvwaddch(win, choice, item_x, item[0]);
+ wattrset (win, selected ? item_selected_attr : item_attr);
+ waddstr (win, (char *)item+1);
+ if (selected) {
+ wmove (win, choice, check_x+1);
+ wrefresh (win);
+ }
+}
+
+/*
+ * Print the scroll indicators.
+ */
+static void
+print_arrows (WINDOW * win, int choice, int item_no, int scroll,
+ int y, int x, int height)
+{
+ wmove(win, y, x);
+
+ if (scroll > 0) {
+ wattrset (win, uarrow_attr);
+ waddch (win, ACS_UARROW);
+ waddstr (win, "(-)");
+ }
+ else {
+ wattrset (win, menubox_attr);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ }
+
+ y = y + height + 1;
+ wmove(win, y, x);
+
+ if ((height < item_no) && (scroll + choice < item_no - 1)) {
+ wattrset (win, darrow_attr);
+ waddch (win, ACS_DARROW);
+ waddstr (win, "(+)");
+ }
+ else {
+ wattrset (win, menubox_border_attr);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ }
+}
+
+/*
+ * Display the termination buttons
+ */
+static void
+print_buttons( WINDOW *dialog, int height, int width, int selected)
+{
+ int x = width / 2 - 11;
+ int y = height - 2;
+
+ print_button (dialog, "Select", y, x, selected == 0);
+ print_button (dialog, " Help ", y, x + 14, selected == 1);
+
+ wmove(dialog, y, x+1 + 14*selected);
+ wrefresh (dialog);
+}
+
+/*
+ * Display a dialog box with a list of options that can be turned on or off
+ * The `flag' parameter is used to select between radiolist and checklist.
+ */
+int
+dialog_checklist (const char *title, const char *prompt, int height, int width,
+ int list_height, int item_no, const char * const * items, int flag)
+
+{
+ int i, x, y, box_x, box_y;
+ int key = 0, button = 0, choice = 0, scroll = 0, max_choice, *status;
+ WINDOW *dialog, *list;
+
+ checkflag = flag;
+
+ /* Allocate space for storing item on/off status */
+ if ((status = malloc (sizeof (int) * item_no)) == NULL) {
+ endwin ();
+ fprintf (stderr,
+ "\nCan't allocate memory in dialog_checklist().\n");
+ exit (-1);
+ }
+
+ /* Initializes status */
+ for (i = 0; i < item_no; i++) {
+ status[i] = !strcasecmp (items[i * 3 + 2], "on");
+ if ((!choice && status[i]) || !strcasecmp (items[i * 3 + 2], "selected"))
+ choice = i + 1;
+ }
+ if (choice)
+ choice--;
+
+ max_choice = MIN (list_height, item_no);
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+ draw_shadow (stdscr, y, x, height, width);
+
+ dialog = newwin (height, width, y, x);
+ keypad (dialog, TRUE);
+
+ draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
+ wattrset (dialog, border_attr);
+ mvwaddch (dialog, height-3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch (dialog, ACS_HLINE);
+ wattrset (dialog, dialog_attr);
+ waddch (dialog, ACS_RTEE);
+
+ if (title != NULL && strlen(title) >= width-2 ) {
+ /* truncate long title -- mec */
+ char * title2 = malloc(width-2+1);
+ memcpy( title2, title, width-2 );
+ title2[width-2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset (dialog, title_attr);
+ mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
+ waddstr (dialog, (char *)title);
+ waddch (dialog, ' ');
+ }
+
+ wattrset (dialog, dialog_attr);
+ print_autowrap (dialog, prompt, width - 2, 1, 3);
+
+ list_width = width - 6;
+ box_y = height - list_height - 5;
+ box_x = (width - list_width) / 2 - 1;
+
+ /* create new window for the list */
+ list = subwin (dialog, list_height, list_width, y+box_y+1, x+box_x+1);
+
+ keypad (list, TRUE);
+
+ /* draw a box around the list items */
+ draw_box (dialog, box_y, box_x, list_height + 2, list_width + 2,
+ menubox_border_attr, menubox_attr);
+
+ /* Find length of longest item in order to center checklist */
+ check_x = 0;
+ for (i = 0; i < item_no; i++)
+ check_x = MAX (check_x, + strlen (items[i * 3 + 1]) + 4);
+
+ check_x = (list_width - check_x) / 2;
+ item_x = check_x + 4;
+
+ if (choice >= list_height) {
+ scroll = choice - list_height + 1;
+ choice -= scroll;
+ }
+
+ /* Print the list */
+ for (i = 0; i < max_choice; i++) {
+ print_item (list, items[(scroll+i) * 3 + 1],
+ status[i+scroll], i, i == choice);
+ }
+
+ print_arrows(dialog, choice, item_no, scroll,
+ box_y, box_x + check_x + 5, list_height);
+
+ print_buttons(dialog, height, width, 0);
+
+ wnoutrefresh (list);
+ wnoutrefresh (dialog);
+ doupdate ();
+
+ while (key != ESC) {
+ key = wgetch (dialog);
+
+ for (i = 0; i < max_choice; i++)
+ if (toupper(key) == toupper(items[(scroll+i)*3+1][0]))
+ break;
+
+
+ if ( i < max_choice || key == KEY_UP || key == KEY_DOWN ||
+ key == '+' || key == '-' ) {
+ if (key == KEY_UP || key == '-') {
+ if (!choice) {
+ if (!scroll)
+ continue;
+ /* Scroll list down */
+ if (list_height > 1) {
+ /* De-highlight current first item */
+ print_item (list, items[scroll * 3 + 1],
+ status[scroll], 0, FALSE);
+ scrollok (list, TRUE);
+ wscrl (list, -1);
+ scrollok (list, FALSE);
+ }
+ scroll--;
+ print_item (list, items[scroll * 3 + 1],
+ status[scroll], 0, TRUE);
+ wnoutrefresh (list);
+
+ print_arrows(dialog, choice, item_no, scroll,
+ box_y, box_x + check_x + 5, list_height);
+
+ wrefresh (dialog);
+
+ continue; /* wait for another key press */
+ } else
+ i = choice - 1;
+ } else if (key == KEY_DOWN || key == '+') {
+ if (choice == max_choice - 1) {
+ if (scroll + choice >= item_no - 1)
+ continue;
+ /* Scroll list up */
+ if (list_height > 1) {
+ /* De-highlight current last item before scrolling up */
+ print_item (list, items[(scroll + max_choice - 1) * 3 + 1],
+ status[scroll + max_choice - 1],
+ max_choice - 1, FALSE);
+ scrollok (list, TRUE);
+ scroll (list);
+ scrollok (list, FALSE);
+ }
+ scroll++;
+ print_item (list, items[(scroll + max_choice - 1) * 3 + 1],
+ status[scroll + max_choice - 1],
+ max_choice - 1, TRUE);
+ wnoutrefresh (list);
+
+ print_arrows(dialog, choice, item_no, scroll,
+ box_y, box_x + check_x + 5, list_height);
+
+ wrefresh (dialog);
+
+ continue; /* wait for another key press */
+ } else
+ i = choice + 1;
+ }
+ if (i != choice) {
+ /* De-highlight current item */
+ print_item (list, items[(scroll + choice) * 3 + 1],
+ status[scroll + choice], choice, FALSE);
+ /* Highlight new item */
+ choice = i;
+ print_item (list, items[(scroll + choice) * 3 + 1],
+ status[scroll + choice], choice, TRUE);
+ wnoutrefresh (list);
+ wrefresh (dialog);
+ }
+ continue; /* wait for another key press */
+ }
+ switch (key) {
+ case 'H':
+ case 'h':
+ case '?':
+ fprintf (stderr, "%s", items[(scroll + choice) * 3]);
+ delwin (dialog);
+ free (status);
+ return 1;
+ case TAB:
+ case KEY_LEFT:
+ case KEY_RIGHT:
+ button = ((key == KEY_LEFT ? --button : ++button) < 0)
+ ? 1 : (button > 1 ? 0 : button);
+
+ print_buttons(dialog, height, width, button);
+ wrefresh (dialog);
+ break;
+ case 'S':
+ case 's':
+ case ' ':
+ case '\n':
+ if (!button) {
+ if (flag == FLAG_CHECK) {
+ status[scroll + choice] = !status[scroll + choice];
+ wmove (list, choice, check_x);
+ wattrset (list, check_selected_attr);
+ wprintw (list, "[%c]", status[scroll + choice] ? 'X' : ' ');
+ } else {
+ if (!status[scroll + choice]) {
+ for (i = 0; i < item_no; i++)
+ status[i] = 0;
+ status[scroll + choice] = 1;
+ for (i = 0; i < max_choice; i++)
+ print_item (list, items[(scroll + i) * 3 + 1],
+ status[scroll + i], i, i == choice);
+ }
+ }
+ wnoutrefresh (list);
+ wrefresh (dialog);
+
+ for (i = 0; i < item_no; i++) {
+ if (status[i]) {
+ if (flag == FLAG_CHECK) {
+ fprintf (stderr, "\"%s\" ", items[i * 3]);
+ } else {
+ fprintf (stderr, "%s", items[i * 3]);
+ }
+
+ }
+ }
+ } else
+ fprintf (stderr, "%s", items[(scroll + choice) * 3]);
+ delwin (dialog);
+ free (status);
+ return button;
+ case 'X':
+ case 'x':
+ key = ESC;
+ case ESC:
+ break;
+ }
+
+ /* Now, update everything... */
+ doupdate ();
+ }
+
+
+ delwin (dialog);
+ free (status);
+ return -1; /* ESC pressed */
+}
diff --git a/extra/config/lxdialog/colors.h b/extra/config/lxdialog/colors.h
new file mode 100644
index 000000000..d34dd37c6
--- /dev/null
+++ b/extra/config/lxdialog/colors.h
@@ -0,0 +1,161 @@
+/*
+ * colors.h -- color attribute definitions
+ *
+ * AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
+ *
+ * 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.
+ */
+
+
+/*
+ * Default color definitions
+ *
+ * *_FG = foreground
+ * *_BG = background
+ * *_HL = highlight?
+ */
+#define SCREEN_FG COLOR_CYAN
+#define SCREEN_BG COLOR_BLUE
+#define SCREEN_HL TRUE
+
+#define SHADOW_FG COLOR_BLACK
+#define SHADOW_BG COLOR_BLACK
+#define SHADOW_HL TRUE
+
+#define DIALOG_FG COLOR_BLACK
+#define DIALOG_BG COLOR_WHITE
+#define DIALOG_HL FALSE
+
+#define TITLE_FG COLOR_YELLOW
+#define TITLE_BG COLOR_WHITE
+#define TITLE_HL TRUE
+
+#define BORDER_FG COLOR_WHITE
+#define BORDER_BG COLOR_WHITE
+#define BORDER_HL TRUE
+
+#define BUTTON_ACTIVE_FG COLOR_WHITE
+#define BUTTON_ACTIVE_BG COLOR_BLUE
+#define BUTTON_ACTIVE_HL TRUE
+
+#define BUTTON_INACTIVE_FG COLOR_BLACK
+#define BUTTON_INACTIVE_BG COLOR_WHITE
+#define BUTTON_INACTIVE_HL FALSE
+
+#define BUTTON_KEY_ACTIVE_FG COLOR_WHITE
+#define BUTTON_KEY_ACTIVE_BG COLOR_BLUE
+#define BUTTON_KEY_ACTIVE_HL TRUE
+
+#define BUTTON_KEY_INACTIVE_FG COLOR_RED
+#define BUTTON_KEY_INACTIVE_BG COLOR_WHITE
+#define BUTTON_KEY_INACTIVE_HL FALSE
+
+#define BUTTON_LABEL_ACTIVE_FG COLOR_YELLOW
+#define BUTTON_LABEL_ACTIVE_BG COLOR_BLUE
+#define BUTTON_LABEL_ACTIVE_HL TRUE
+
+#define BUTTON_LABEL_INACTIVE_FG COLOR_BLACK
+#define BUTTON_LABEL_INACTIVE_BG COLOR_WHITE
+#define BUTTON_LABEL_INACTIVE_HL TRUE
+
+#define INPUTBOX_FG COLOR_BLACK
+#define INPUTBOX_BG COLOR_WHITE
+#define INPUTBOX_HL FALSE
+
+#define INPUTBOX_BORDER_FG COLOR_BLACK
+#define INPUTBOX_BORDER_BG COLOR_WHITE
+#define INPUTBOX_BORDER_HL FALSE
+
+#define SEARCHBOX_FG COLOR_BLACK
+#define SEARCHBOX_BG COLOR_WHITE
+#define SEARCHBOX_HL FALSE
+
+#define SEARCHBOX_TITLE_FG COLOR_YELLOW
+#define SEARCHBOX_TITLE_BG COLOR_WHITE
+#define SEARCHBOX_TITLE_HL TRUE
+
+#define SEARCHBOX_BORDER_FG COLOR_WHITE
+#define SEARCHBOX_BORDER_BG COLOR_WHITE
+#define SEARCHBOX_BORDER_HL TRUE
+
+#define POSITION_INDICATOR_FG COLOR_YELLOW
+#define POSITION_INDICATOR_BG COLOR_WHITE
+#define POSITION_INDICATOR_HL TRUE
+
+#define MENUBOX_FG COLOR_BLACK
+#define MENUBOX_BG COLOR_WHITE
+#define MENUBOX_HL FALSE
+
+#define MENUBOX_BORDER_FG COLOR_WHITE
+#define MENUBOX_BORDER_BG COLOR_WHITE
+#define MENUBOX_BORDER_HL TRUE
+
+#define ITEM_FG COLOR_BLACK
+#define ITEM_BG COLOR_WHITE
+#define ITEM_HL FALSE
+
+#define ITEM_SELECTED_FG COLOR_WHITE
+#define ITEM_SELECTED_BG COLOR_BLUE
+#define ITEM_SELECTED_HL TRUE
+
+#define TAG_FG COLOR_YELLOW
+#define TAG_BG COLOR_WHITE
+#define TAG_HL TRUE
+
+#define TAG_SELECTED_FG COLOR_YELLOW
+#define TAG_SELECTED_BG COLOR_BLUE
+#define TAG_SELECTED_HL TRUE
+
+#define TAG_KEY_FG COLOR_YELLOW
+#define TAG_KEY_BG COLOR_WHITE
+#define TAG_KEY_HL TRUE
+
+#define TAG_KEY_SELECTED_FG COLOR_YELLOW
+#define TAG_KEY_SELECTED_BG COLOR_BLUE
+#define TAG_KEY_SELECTED_HL TRUE
+
+#define CHECK_FG COLOR_BLACK
+#define CHECK_BG COLOR_WHITE
+#define CHECK_HL FALSE
+
+#define CHECK_SELECTED_FG COLOR_WHITE
+#define CHECK_SELECTED_BG COLOR_BLUE
+#define CHECK_SELECTED_HL TRUE
+
+#define UARROW_FG COLOR_GREEN
+#define UARROW_BG COLOR_WHITE
+#define UARROW_HL TRUE
+
+#define DARROW_FG COLOR_GREEN
+#define DARROW_BG COLOR_WHITE
+#define DARROW_HL TRUE
+
+/* End of default color definitions */
+
+#define C_ATTR(x,y) ((x ? A_BOLD : 0) | COLOR_PAIR((y)))
+#define COLOR_NAME_LEN 10
+#define COLOR_COUNT 8
+
+/*
+ * Global variables
+ */
+
+typedef struct {
+ char name[COLOR_NAME_LEN];
+ int value;
+} color_names_st;
+
+extern color_names_st color_names[];
+extern int color_table[][3];
diff --git a/extra/config/lxdialog/dialog.h b/extra/config/lxdialog/dialog.h
new file mode 100644
index 000000000..c571548da
--- /dev/null
+++ b/extra/config/lxdialog/dialog.h
@@ -0,0 +1,187 @@
+
+/*
+ * dialog.h -- common declarations for all dialog modules
+ *
+ * AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
+ *
+ * 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 <sys/types.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <ctype.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef __sun__
+#define CURS_MACROS
+#endif
+#include CURSES_LOC
+
+/*
+ * Colors in ncurses 1.9.9e do not work properly since foreground and
+ * background colors are OR'd rather than separately masked. This version
+ * of dialog was hacked to work with ncurses 1.9.9e, making it incompatible
+ * with standard curses. The simplest fix (to make this work with standard
+ * curses) uses the wbkgdset() function, not used in the original hack.
+ * Turn it off if we're building with 1.9.9e, since it just confuses things.
+ */
+#if defined(NCURSES_VERSION) && defined(_NEED_WRAP) && !defined(GCC_PRINTFLIKE)
+#define OLD_NCURSES 1
+#undef wbkgdset
+#define wbkgdset(w,p) /*nothing*/
+#else
+#define OLD_NCURSES 0
+#endif
+
+#define TR(params) _tracef params
+
+#define ESC 27
+#define TAB 9
+#define MAX_LEN 2048
+#define BUF_SIZE (10*1024)
+#define MIN(x,y) (x < y ? x : y)
+#define MAX(x,y) (x > y ? x : y)
+
+
+#ifndef ACS_ULCORNER
+#define ACS_ULCORNER '+'
+#endif
+#ifndef ACS_LLCORNER
+#define ACS_LLCORNER '+'
+#endif
+#ifndef ACS_URCORNER
+#define ACS_URCORNER '+'
+#endif
+#ifndef ACS_LRCORNER
+#define ACS_LRCORNER '+'
+#endif
+#ifndef ACS_HLINE
+#define ACS_HLINE '-'
+#endif
+#ifndef ACS_VLINE
+#define ACS_VLINE '|'
+#endif
+#ifndef ACS_LTEE
+#define ACS_LTEE '+'
+#endif
+#ifndef ACS_RTEE
+#define ACS_RTEE '+'
+#endif
+#ifndef ACS_UARROW
+#define ACS_UARROW '^'
+#endif
+#ifndef ACS_DARROW
+#define ACS_DARROW 'v'
+#endif
+
+/*
+ * Attribute names
+ */
+#define screen_attr attributes[0]
+#define shadow_attr attributes[1]
+#define dialog_attr attributes[2]
+#define title_attr attributes[3]
+#define border_attr attributes[4]
+#define button_active_attr attributes[5]
+#define button_inactive_attr attributes[6]
+#define button_key_active_attr attributes[7]
+#define button_key_inactive_attr attributes[8]
+#define button_label_active_attr attributes[9]
+#define button_label_inactive_attr attributes[10]
+#define inputbox_attr attributes[11]
+#define inputbox_border_attr attributes[12]
+#define searchbox_attr attributes[13]
+#define searchbox_title_attr attributes[14]
+#define searchbox_border_attr attributes[15]
+#define position_indicator_attr attributes[16]
+#define menubox_attr attributes[17]
+#define menubox_border_attr attributes[18]
+#define item_attr attributes[19]
+#define item_selected_attr attributes[20]
+#define tag_attr attributes[21]
+#define tag_selected_attr attributes[22]
+#define tag_key_attr attributes[23]
+#define tag_key_selected_attr attributes[24]
+#define check_attr attributes[25]
+#define check_selected_attr attributes[26]
+#define uarrow_attr attributes[27]
+#define darrow_attr attributes[28]
+
+/* number of attributes */
+#define ATTRIBUTE_COUNT 29
+
+/*
+ * Global variables
+ */
+extern bool use_colors;
+extern bool use_shadow;
+
+extern chtype attributes[];
+
+extern const char *backtitle;
+
+/*
+ * Function prototypes
+ */
+extern void create_rc (const char *filename);
+extern int parse_rc (void);
+
+
+void init_dialog (void);
+void end_dialog (void);
+void attr_clear (WINDOW * win, int height, int width, chtype attr);
+void dialog_clear (void);
+void color_setup (void);
+void print_autowrap (WINDOW * win, const char *prompt, int width, int y, int x);
+void print_button (WINDOW * win, const char *label, int y, int x, int selected);
+void draw_box (WINDOW * win, int y, int x, int height, int width, chtype box,
+ chtype border);
+void draw_shadow (WINDOW * win, int y, int x, int height, int width);
+
+int first_alpha (const char *string, const char *exempt);
+int dialog_yesno (const char *title, const char *prompt, int height, int width);
+int dialog_msgbox (const char *title, const char *prompt, int height,
+ int width, int pause);
+int dialog_textbox (const char *title, const char *file, int height, int width);
+int dialog_menu (const char *title, const char *prompt, int height, int width,
+ int menu_height, const char *choice, int item_no,
+ const char * const * items);
+int dialog_checklist (const char *title, const char *prompt, int height,
+ int width, int list_height, int item_no,
+ const char * const * items, int flag);
+extern unsigned char dialog_input_result[];
+int dialog_inputbox (const char *title, const char *prompt, int height,
+ int width, const char *init);
+
+/*
+ * This is the base for fictitious keys, which activate
+ * the buttons.
+ *
+ * Mouse-generated keys are the following:
+ * -- the first 32 are used as numbers, in addition to '0'-'9'
+ * -- the lowercase are used to signal mouse-enter events (M_EVENT + 'o')
+ * -- uppercase chars are used to invoke the button (M_EVENT + 'O')
+ */
+#define M_EVENT (KEY_MAX+1)
+
+
+/*
+ * The `flag' parameter in checklist is used to select between
+ * radiolist and checklist
+ */
+#define FLAG_CHECK 1
+#define FLAG_RADIO 0
diff --git a/extra/config/lxdialog/inputbox.c b/extra/config/lxdialog/inputbox.c
new file mode 100644
index 000000000..fa7bebc69
--- /dev/null
+++ b/extra/config/lxdialog/inputbox.c
@@ -0,0 +1,240 @@
+/*
+ * inputbox.c -- implements the input box
+ *
+ * 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"
+
+unsigned char dialog_input_result[MAX_LEN + 1];
+
+/*
+ * Print the termination buttons
+ */
+static void
+print_buttons(WINDOW *dialog, int height, int width, int selected)
+{
+ int x = width / 2 - 11;
+ int y = height - 2;
+
+ print_button (dialog, " Ok ", y, x, selected==0);
+ print_button (dialog, " Help ", y, x + 14, selected==1);
+
+ wmove(dialog, y, x+1+14*selected);
+ wrefresh(dialog);
+}
+
+/*
+ * Display a dialog box for inputing a string
+ */
+int
+dialog_inputbox (const char *title, const char *prompt, int height, int width,
+ const char *init)
+{
+ int i, x, y, box_y, box_x, box_width;
+ int input_x = 0, scroll = 0, key = 0, button = -1;
+ unsigned char *instr = dialog_input_result;
+ WINDOW *dialog;
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+
+ draw_shadow (stdscr, y, x, height, width);
+
+ dialog = newwin (height, width, y, x);
+ keypad (dialog, TRUE);
+
+ draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
+ wattrset (dialog, border_attr);
+ mvwaddch (dialog, height-3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch (dialog, ACS_HLINE);
+ wattrset (dialog, dialog_attr);
+ waddch (dialog, ACS_RTEE);
+
+ if (title != NULL && strlen(title) >= width-2 ) {
+ /* truncate long title -- mec */
+ char * title2 = malloc(width-2+1);
+ memcpy( title2, title, width-2 );
+ title2[width-2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset (dialog, title_attr);
+ mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
+ waddstr (dialog, (char *)title);
+ waddch (dialog, ' ');
+ }
+
+ wattrset (dialog, dialog_attr);
+ print_autowrap (dialog, prompt, width - 2, 1, 3);
+
+ /* Draw the input field box */
+ box_width = width - 6;
+ getyx (dialog, y, x);
+ box_y = y + 2;
+ box_x = (width - box_width) / 2;
+ draw_box (dialog, y + 1, box_x - 1, 3, box_width + 2,
+ border_attr, dialog_attr);
+
+ print_buttons(dialog, height, width, 0);
+
+ /* Set up the initial value */
+ wmove (dialog, box_y, box_x);
+ wattrset (dialog, inputbox_attr);
+
+ if (!init)
+ instr[0] = '\0';
+ else
+ strcpy (instr, init);
+
+ input_x = strlen (instr);
+
+ if (input_x >= box_width) {
+ scroll = input_x - box_width + 1;
+ input_x = box_width - 1;
+ for (i = 0; i < box_width - 1; i++)
+ waddch (dialog, instr[scroll + i]);
+ } else
+ waddstr (dialog, instr);
+
+ wmove (dialog, box_y, box_x + input_x);
+
+ wrefresh (dialog);
+
+ while (key != ESC) {
+ key = wgetch (dialog);
+
+ if (button == -1) { /* Input box selected */
+ switch (key) {
+ case TAB:
+ case KEY_UP:
+ case KEY_DOWN:
+ break;
+ case KEY_LEFT:
+ continue;
+ case KEY_RIGHT:
+ continue;
+ case KEY_BACKSPACE:
+ case 127:
+ if (input_x || scroll) {
+ wattrset (dialog, inputbox_attr);
+ if (!input_x) {
+ scroll = scroll < box_width - 1 ?
+ 0 : scroll - (box_width - 1);
+ wmove (dialog, box_y, box_x);
+ for (i = 0; i < box_width; i++)
+ waddch (dialog, instr[scroll + input_x + i] ?
+ instr[scroll + input_x + i] : ' ');
+ input_x = strlen (instr) - scroll;
+ } else
+ input_x--;
+ instr[scroll + input_x] = '\0';
+ mvwaddch (dialog, box_y, input_x + box_x, ' ');
+ wmove (dialog, box_y, input_x + box_x);
+ wrefresh (dialog);
+ }
+ continue;
+ default:
+ if (key < 0x100 && isprint (key)) {
+ if (scroll + input_x < MAX_LEN) {
+ wattrset (dialog, inputbox_attr);
+ instr[scroll + input_x] = key;
+ instr[scroll + input_x + 1] = '\0';
+ if (input_x == box_width - 1) {
+ scroll++;
+ wmove (dialog, box_y, box_x);
+ for (i = 0; i < box_width - 1; i++)
+ waddch (dialog, instr[scroll + i]);
+ } else {
+ wmove (dialog, box_y, input_x++ + box_x);
+ waddch (dialog, key);
+ }
+ wrefresh (dialog);
+ } else
+ flash (); /* Alarm user about overflow */
+ continue;
+ }
+ }
+ }
+ switch (key) {
+ case 'O':
+ case 'o':
+ delwin (dialog);
+ return 0;
+ case 'H':
+ case 'h':
+ delwin (dialog);
+ return 1;
+ case KEY_UP:
+ case KEY_LEFT:
+ switch (button) {
+ case -1:
+ button = 1; /* Indicates "Cancel" button is selected */
+ print_buttons(dialog, height, width, 1);
+ break;
+ case 0:
+ button = -1; /* Indicates input box is selected */
+ print_buttons(dialog, height, width, 0);
+ wmove (dialog, box_y, box_x + input_x);
+ wrefresh (dialog);
+ break;
+ case 1:
+ button = 0; /* Indicates "OK" button is selected */
+ print_buttons(dialog, height, width, 0);
+ break;
+ }
+ break;
+ case TAB:
+ case KEY_DOWN:
+ case KEY_RIGHT:
+ switch (button) {
+ case -1:
+ button = 0; /* Indicates "OK" button is selected */
+ print_buttons(dialog, height, width, 0);
+ break;
+ case 0:
+ button = 1; /* Indicates "Cancel" button is selected */
+ print_buttons(dialog, height, width, 1);
+ break;
+ case 1:
+ button = -1; /* Indicates input box is selected */
+ print_buttons(dialog, height, width, 0);
+ wmove (dialog, box_y, box_x + input_x);
+ wrefresh (dialog);
+ break;
+ }
+ break;
+ case ' ':
+ case '\n':
+ delwin (dialog);
+ return (button == -1 ? 0 : button);
+ case 'X':
+ case 'x':
+ key = ESC;
+ case ESC:
+ break;
+ }
+ }
+
+ delwin (dialog);
+ return -1; /* ESC pressed */
+}
diff --git a/extra/config/lxdialog/lxdialog.c b/extra/config/lxdialog/lxdialog.c
new file mode 100644
index 000000000..6f4c1fd4e
--- /dev/null
+++ b/extra/config/lxdialog/lxdialog.c
@@ -0,0 +1,226 @@
+/*
+ * 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_checklist, j_radiolist, j_yesno, j_textbox, j_inputbox;
+jumperFn j_msgbox, j_infobox;
+
+static struct Mode modes[] =
+{
+ {"--menu", 9, 0, 3, j_menu},
+ {"--checklist", 9, 0, 3, j_checklist},
+ {"--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, clear_screen = 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 (clear_screen) { /* 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 {
+ clear_screen = 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 (clear_screen) { /* 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 --checklist <text> <height> <width> <list height> <tag1> <item1> <status1>...\
+\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_checklist (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, FLAG_CHECK);
+}
+
+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, FLAG_RADIO);
+}
+
+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);
+}
+
diff --git a/extra/config/lxdialog/menubox.c b/extra/config/lxdialog/menubox.c
new file mode 100644
index 000000000..ce2a99059
--- /dev/null
+++ b/extra/config/lxdialog/menubox.c
@@ -0,0 +1,445 @@
+/*
+ * menubox.c -- implements the menu box
+ *
+ * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
+ * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@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.
+ */
+
+/*
+ * Changes by Clifford Wolf (god@clifford.at)
+ *
+ * [ 1998-06-13 ]
+ *
+ * *) A bugfix for the Page-Down problem
+ *
+ * *) Formerly when I used Page Down and Page Up, the cursor would be set
+ * to the first position in the menu box. Now lxdialog is a bit
+ * smarter and works more like other menu systems (just have a look at
+ * it).
+ *
+ * *) Formerly if I selected something my scrolling would be broken because
+ * lxdialog is re-invoked by the Menuconfig shell script, can't
+ * remember the last scrolling position, and just sets it so that the
+ * cursor is at the bottom of the box. Now it writes the temporary file
+ * lxdialog.scrltmp which contains this information. The file is
+ * deleted by lxdialog if the user leaves a submenu or enters a new
+ * one, but it would be nice if Menuconfig could make another "rm -f"
+ * just to be sure. Just try it out - you will recognise a difference!
+ *
+ * [ 1998-06-14 ]
+ *
+ * *) Now lxdialog is crash-safe against broken "lxdialog.scrltmp" files
+ * and menus change their size on the fly.
+ *
+ * *) If for some reason the last scrolling position is not saved by
+ * lxdialog, it sets the scrolling so that the selected item is in the
+ * middle of the menu box, not at the bottom.
+ *
+ * 02 January 1999, Michael Elizabeth Chastain (mec@shout.net)
+ * Reset 'scroll' to 0 if the value from lxdialog.scrltmp is bogus.
+ * This fixes a bug in Menuconfig where using ' ' to descend into menus
+ * would leave mis-synchronized lxdialog.scrltmp files lying around,
+ * fscanf would read in 'scroll', and eventually that value would get used.
+ */
+
+#include "dialog.h"
+
+static int menu_width, item_x;
+
+/*
+ * Print menu item
+ */
+static void
+print_item (WINDOW * win, const char *item, int choice, int selected, int hotkey)
+{
+ int j;
+ char menu_item[menu_width+1];
+
+ strncpy(menu_item, item, menu_width);
+ menu_item[menu_width] = 0;
+ j = first_alpha(menu_item, "YyNnMmHh");
+
+ /* Clear 'residue' of last item */
+ wattrset (win, menubox_attr);
+ wmove (win, choice, 0);
+#if OLD_NCURSES
+ {
+ int i;
+ for (i = 0; i < menu_width; i++)
+ waddch (win, ' ');
+ }
+#else
+ wclrtoeol(win);
+#endif
+ wattrset (win, selected ? item_selected_attr : item_attr);
+ mvwaddstr (win, choice, item_x, menu_item);
+ if (hotkey) {
+ wattrset (win, selected ? tag_key_selected_attr : tag_key_attr);
+ mvwaddch(win, choice, item_x+j, menu_item[j]);
+ }
+ if (selected) {
+ wmove (win, choice, item_x+1);
+ wrefresh (win);
+ }
+}
+
+/*
+ * Print the scroll indicators.
+ */
+static void
+print_arrows (WINDOW * win, int item_no, int scroll,
+ int y, int x, int height)
+{
+ int cur_y, cur_x;
+
+ getyx(win, cur_y, cur_x);
+
+ wmove(win, y, x);
+
+ if (scroll > 0) {
+ wattrset (win, uarrow_attr);
+ waddch (win, ACS_UARROW);
+ waddstr (win, "(-)");
+ }
+ else {
+ wattrset (win, menubox_attr);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ }
+
+ y = y + height + 1;
+ wmove(win, y, x);
+
+ if ((height < item_no) && (scroll + height < item_no)) {
+ wattrset (win, darrow_attr);
+ waddch (win, ACS_DARROW);
+ waddstr (win, "(+)");
+ }
+ else {
+ wattrset (win, menubox_border_attr);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ waddch (win, ACS_HLINE);
+ }
+
+ wmove(win, cur_y, cur_x);
+}
+
+/*
+ * Display the termination buttons.
+ */
+static void
+print_buttons (WINDOW *win, int height, int width, int selected)
+{
+ int x = width / 2 - 16;
+ int y = height - 2;
+
+ print_button (win, "Select", y, x, selected == 0);
+ print_button (win, " Exit ", y, x + 12, selected == 1);
+ print_button (win, " Help ", y, x + 24, selected == 2);
+
+ wmove(win, y, x+1+12*selected);
+ wrefresh (win);
+}
+
+/*
+ * Display a menu for choosing among a number of options
+ */
+int
+dialog_menu (const char *title, const char *prompt, int height, int width,
+ int menu_height, const char *current, int item_no,
+ const char * const * items)
+
+{
+ int i, j, x, y, box_x, box_y;
+ int key = 0, button = 0, scroll = 0, choice = 0, first_item = 0, max_choice;
+ WINDOW *dialog, *menu;
+ FILE *f;
+
+ max_choice = MIN (menu_height, item_no);
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+ draw_shadow (stdscr, y, x, height, width);
+
+ dialog = newwin (height, width, y, x);
+ keypad (dialog, TRUE);
+
+ draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
+ wattrset (dialog, border_attr);
+ mvwaddch (dialog, height - 3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch (dialog, ACS_HLINE);
+ wattrset (dialog, dialog_attr);
+ wbkgdset (dialog, dialog_attr & A_COLOR);
+ waddch (dialog, ACS_RTEE);
+
+ if (title != NULL && strlen(title) >= width-2 ) {
+ /* truncate long title -- mec */
+ char * title2 = malloc(width-2+1);
+ memcpy( title2, title, width-2 );
+ title2[width-2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset (dialog, title_attr);
+ mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
+ waddstr (dialog, (char *)title);
+ waddch (dialog, ' ');
+ }
+
+ wattrset (dialog, dialog_attr);
+ print_autowrap (dialog, prompt, width - 2, 1, 3);
+
+ menu_width = width - 6;
+ box_y = height - menu_height - 5;
+ box_x = (width - menu_width) / 2 - 1;
+
+ /* create new window for the menu */
+ menu = subwin (dialog, menu_height, menu_width,
+ y + box_y + 1, x + box_x + 1);
+ keypad (menu, TRUE);
+
+ /* draw a box around the menu items */
+ draw_box (dialog, box_y, box_x, menu_height + 2, menu_width + 2,
+ menubox_border_attr, menubox_attr);
+
+ /*
+ * Find length of longest item in order to center menu.
+ * Set 'choice' to default item.
+ */
+ item_x = 0;
+ for (i = 0; i < item_no; i++) {
+ item_x = MAX (item_x, MIN(menu_width, strlen (items[i * 2 + 1]) + 2));
+ if (strcmp(current, items[i*2]) == 0) choice = i;
+ }
+
+ item_x = (menu_width - item_x) / 2;
+
+ /* get the scroll info from the temp file */
+ if ( (f=fopen("lxdialog.scrltmp","r")) != NULL ) {
+ if ( (fscanf(f,"%d\n",&scroll) == 1) && (scroll <= choice) &&
+ (scroll+max_choice > choice) && (scroll >= 0) &&
+ (scroll+max_choice <= item_no) ) {
+ first_item = scroll;
+ choice = choice - scroll;
+ fclose(f);
+ } else {
+ scroll=0;
+ remove("lxdialog.scrltmp");
+ fclose(f);
+ f=NULL;
+ }
+ }
+ if ( (choice >= max_choice) || (f==NULL && choice >= max_choice/2) ) {
+ if (choice >= item_no-max_choice/2)
+ scroll = first_item = item_no-max_choice;
+ else
+ scroll = first_item = choice - max_choice/2;
+ choice = choice - scroll;
+ }
+
+ /* Print the menu */
+ for (i=0; i < max_choice; i++) {
+ print_item (menu, items[(first_item + i) * 2 + 1], i, i == choice,
+ (items[(first_item + i)*2][0] != ':'));
+ }
+
+ wnoutrefresh (menu);
+
+ print_arrows(dialog, item_no, scroll,
+ box_y, box_x+item_x+1, menu_height);
+
+ print_buttons (dialog, height, width, 0);
+ wmove (menu, choice, item_x+1);
+ wrefresh (menu);
+
+ while (key != ESC) {
+ key = wgetch(menu);
+
+ if (key < 256 && isalpha(key)) key = tolower(key);
+
+ if (strchr("ynmh", key))
+ i = max_choice;
+ else {
+ for (i = choice+1; i < max_choice; i++) {
+ j = first_alpha(items[(scroll+i)*2+1], "YyNnMmHh");
+ if (key == tolower(items[(scroll+i)*2+1][j]))
+ break;
+ }
+ if (i == max_choice)
+ for (i = 0; i < max_choice; i++) {
+ j = first_alpha(items[(scroll+i)*2+1], "YyNnMmHh");
+ if (key == tolower(items[(scroll+i)*2+1][j]))
+ break;
+ }
+ }
+
+ if (i < max_choice ||
+ key == KEY_UP || key == KEY_DOWN ||
+ key == '-' || key == '+' ||
+ key == KEY_PPAGE || key == KEY_NPAGE) {
+
+ print_item (menu, items[(scroll+choice)*2+1], choice, FALSE,
+ (items[(scroll+choice)*2][0] != ':'));
+
+ if (key == KEY_UP || key == '-') {
+ if (choice < 2 && scroll) {
+ /* Scroll menu down */
+ scrollok (menu, TRUE);
+ wscrl (menu, -1);
+ scrollok (menu, FALSE);
+
+ scroll--;
+
+ print_item (menu, items[scroll * 2 + 1], 0, FALSE,
+ (items[scroll*2][0] != ':'));
+ } else
+ choice = MAX(choice - 1, 0);
+
+ } else if (key == KEY_DOWN || key == '+') {
+
+ print_item (menu, items[(scroll+choice)*2+1], choice, FALSE,
+ (items[(scroll+choice)*2][0] != ':'));
+
+ if ((choice > max_choice-3) &&
+ (scroll + max_choice < item_no)
+ ) {
+ /* Scroll menu up */
+ scrollok (menu, TRUE);
+ scroll (menu);
+ scrollok (menu, FALSE);
+
+ scroll++;
+
+ print_item (menu, items[(scroll+max_choice-1)*2+1],
+ max_choice-1, FALSE,
+ (items[(scroll+max_choice-1)*2][0] != ':'));
+ } else
+ choice = MIN(choice+1, max_choice-1);
+
+ } else if (key == KEY_PPAGE) {
+ scrollok (menu, TRUE);
+ for (i=0; (i < max_choice); i++) {
+ if (scroll > 0) {
+ wscrl (menu, -1);
+ scroll--;
+ print_item (menu, items[scroll * 2 + 1], 0, FALSE,
+ (items[scroll*2][0] != ':'));
+ } else {
+ if (choice > 0)
+ choice--;
+ }
+ }
+ scrollok (menu, FALSE);
+
+ } else if (key == KEY_NPAGE) {
+ for (i=0; (i < max_choice); i++) {
+ if (scroll+max_choice < item_no) {
+ scrollok (menu, TRUE);
+ scroll(menu);
+ scrollok (menu, FALSE);
+ scroll++;
+ print_item (menu, items[(scroll+max_choice-1)*2+1],
+ max_choice-1, FALSE,
+ (items[(scroll+max_choice-1)*2][0] != ':'));
+ } else {
+ if (choice+1 < max_choice)
+ choice++;
+ }
+ }
+
+ } else
+ choice = i;
+
+ print_item (menu, items[(scroll+choice)*2+1], choice, TRUE,
+ (items[(scroll+choice)*2][0] != ':'));
+
+ print_arrows(dialog, item_no, scroll,
+ box_y, box_x+item_x+1, menu_height);
+
+ wnoutrefresh (dialog);
+ wrefresh (menu);
+
+ continue; /* wait for another key press */
+ }
+
+ switch (key) {
+ case KEY_LEFT:
+ case TAB:
+ case KEY_RIGHT:
+ button = ((key == KEY_LEFT ? --button : ++button) < 0)
+ ? 2 : (button > 2 ? 0 : button);
+
+ print_buttons(dialog, height, width, button);
+ wrefresh (menu);
+ break;
+ case ' ':
+ case 's':
+ case 'y':
+ case 'n':
+ case 'm':
+ case '/':
+ /* save scroll info */
+ if ( (f=fopen("lxdialog.scrltmp","w")) != NULL ) {
+ fprintf(f,"%d\n",scroll);
+ fclose(f);
+ }
+ delwin (dialog);
+ fprintf(stderr, "%s\n", items[(scroll + choice) * 2]);
+ switch (key) {
+ case 's': return 3;
+ case 'y': return 3;
+ case 'n': return 4;
+ case 'm': return 5;
+ case ' ': return 6;
+ case '/': return 7;
+ }
+ return 0;
+ case 'h':
+ case '?':
+ button = 2;
+ case '\n':
+ delwin (dialog);
+ if (button == 2)
+ fprintf(stderr, "%s \"%s\"\n",
+ items[(scroll + choice) * 2],
+ items[(scroll + choice) * 2 + 1] +
+ first_alpha(items[(scroll + choice) * 2 + 1],""));
+ else
+ fprintf(stderr, "%s\n", items[(scroll + choice) * 2]);
+
+ remove("lxdialog.scrltmp");
+ return button;
+ case 'e':
+ case 'x':
+ key = ESC;
+ case ESC:
+ break;
+ }
+ }
+
+ delwin (dialog);
+ remove("lxdialog.scrltmp");
+ return -1; /* ESC pressed */
+}
diff --git a/extra/config/lxdialog/msgbox.c b/extra/config/lxdialog/msgbox.c
new file mode 100644
index 000000000..93692e1fb
--- /dev/null
+++ b/extra/config/lxdialog/msgbox.c
@@ -0,0 +1,85 @@
+/*
+ * msgbox.c -- implements the message box and info box
+ *
+ * ORIGINAL AUTHOR: Savio Lam (lam836@cs.cuhk.hk)
+ * MODIFIED FOR LINUX KERNEL CONFIG BY: William Roadcap (roadcapw@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"
+
+/*
+ * Display a message box. Program will pause and display an "OK" button
+ * if the parameter 'pause' is non-zero.
+ */
+int
+dialog_msgbox (const char *title, const char *prompt, int height, int width,
+ int pause)
+{
+ int i, x, y, key = 0;
+ WINDOW *dialog;
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+ draw_shadow (stdscr, y, x, height, width);
+
+ dialog = newwin (height, width, y, x);
+ keypad (dialog, TRUE);
+
+ draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
+
+ if (title != NULL && strlen(title) >= width-2 ) {
+ /* truncate long title -- mec */
+ char * title2 = malloc(width-2+1);
+ memcpy( title2, title, width-2 );
+ title2[width-2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset (dialog, title_attr);
+ mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
+ waddstr (dialog, (char *)title);
+ waddch (dialog, ' ');
+ }
+ wattrset (dialog, dialog_attr);
+ print_autowrap (dialog, prompt, width - 2, 1, 2);
+
+ if (pause) {
+ wattrset (dialog, border_attr);
+ mvwaddch (dialog, height - 3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch (dialog, ACS_HLINE);
+ wattrset (dialog, dialog_attr);
+ waddch (dialog, ACS_RTEE);
+
+ print_button (dialog, " Ok ",
+ height - 2, width / 2 - 4, TRUE);
+
+ wrefresh (dialog);
+ while (key != ESC && key != '\n' && key != ' ' &&
+ key != 'O' && key != 'o' && key != 'X' && key != 'x')
+ key = wgetch (dialog);
+ } else {
+ key = '\n';
+ wrefresh (dialog);
+ }
+
+ delwin (dialog);
+ return key == ESC ? -1 : 0;
+}
diff --git a/extra/config/lxdialog/textbox.c b/extra/config/lxdialog/textbox.c
new file mode 100644
index 000000000..ed23df2d0
--- /dev/null
+++ b/extra/config/lxdialog/textbox.c
@@ -0,0 +1,556 @@
+/*
+ * textbox.c -- implements the text box
+ *
+ * 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 back_lines (int n);
+static void print_page (WINDOW * win, int height, int width);
+static void print_line (WINDOW * win, int row, int width);
+static char *get_line (void);
+static void print_position (WINDOW * win, int height, int width);
+
+static int hscroll, fd, file_size, bytes_read;
+static int begin_reached = 1, end_reached, page_length;
+static char *buf, *page;
+
+/*
+ * Display text from a file in a dialog box.
+ */
+int
+dialog_textbox (const char *title, const char *file, int height, int width)
+{
+ int i, x, y, cur_x, cur_y, fpos, key = 0;
+ int passed_end;
+ char search_term[MAX_LEN + 1];
+ WINDOW *dialog, *text;
+
+ search_term[0] = '\0'; /* no search term entered yet */
+
+ /* Open input file for reading */
+ if ((fd = open (file, O_RDONLY)) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nCan't open input file in dialog_textbox().\n");
+ exit (-1);
+ }
+ /* Get file size. Actually, 'file_size' is the real file size - 1,
+ since it's only the last byte offset from the beginning */
+ if ((file_size = lseek (fd, 0, SEEK_END)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError getting file size in dialog_textbox().\n");
+ exit (-1);
+ }
+ /* Restore file pointer to beginning of file after getting file size */
+ if (lseek (fd, 0, SEEK_SET) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer in dialog_textbox().\n");
+ exit (-1);
+ }
+ /* Allocate space for read buffer */
+ if ((buf = malloc (BUF_SIZE + 1)) == NULL) {
+ endwin ();
+ fprintf (stderr, "\nCan't allocate memory in dialog_textbox().\n");
+ exit (-1);
+ }
+ if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError reading file in dialog_textbox().\n");
+ exit (-1);
+ }
+ buf[bytes_read] = '\0'; /* mark end of valid data */
+ page = buf; /* page is pointer to start of page to be displayed */
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+
+ draw_shadow (stdscr, y, x, height, width);
+
+ dialog = newwin (height, width, y, x);
+ keypad (dialog, TRUE);
+
+ /* Create window for text region, used for scrolling text */
+ text = subwin (dialog, height - 4, width - 2, y + 1, x + 1);
+ wattrset (text, dialog_attr);
+ wbkgdset (text, dialog_attr & A_COLOR);
+
+ keypad (text, TRUE);
+
+ /* register the new window, along with its borders */
+ draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
+
+ wattrset (dialog, border_attr);
+ mvwaddch (dialog, height-3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch (dialog, ACS_HLINE);
+ wattrset (dialog, dialog_attr);
+ wbkgdset (dialog, dialog_attr & A_COLOR);
+ waddch (dialog, ACS_RTEE);
+
+ if (title != NULL && strlen(title) >= width-2 ) {
+ /* truncate long title -- mec */
+ char * title2 = malloc(width-2+1);
+ memcpy( title2, title, width-2 );
+ title2[width-2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset (dialog, title_attr);
+ mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
+ waddstr (dialog, (char *)title);
+ waddch (dialog, ' ');
+ }
+ print_button (dialog, " Exit ", height - 2, width / 2 - 4, TRUE);
+ wnoutrefresh (dialog);
+ getyx (dialog, cur_y, cur_x); /* Save cursor position */
+
+ /* Print first page of text */
+ attr_clear (text, height - 4, width - 2, dialog_attr);
+ print_page (text, height - 4, width - 2);
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x); /* Restore cursor position */
+ wrefresh (dialog);
+
+ while ((key != ESC) && (key != '\n')) {
+ key = wgetch (dialog);
+ switch (key) {
+ case 'E': /* Exit */
+ case 'e':
+ case 'X':
+ case 'x':
+ delwin (dialog);
+ free (buf);
+ close (fd);
+ return 0;
+ case 'g': /* First page */
+ case KEY_HOME:
+ if (!begin_reached) {
+ begin_reached = 1;
+ /* First page not in buffer? */
+ if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nError moving file pointer in dialog_textbox().\n");
+ exit (-1);
+ }
+ if (fpos > bytes_read) { /* Yes, we have to read it in */
+ if (lseek (fd, 0, SEEK_SET) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer in "
+ "dialog_textbox().\n");
+ exit (-1);
+ }
+ if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nError reading file in dialog_textbox().\n");
+ exit (-1);
+ }
+ buf[bytes_read] = '\0';
+ }
+ page = buf;
+ print_page (text, height - 4, width - 2);
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x); /* Restore cursor position */
+ wrefresh (dialog);
+ }
+ break;
+ case 'G': /* Last page */
+ case KEY_END:
+
+ end_reached = 1;
+ /* Last page not in buffer? */
+ if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nError moving file pointer in dialog_textbox().\n");
+ exit (-1);
+ }
+ if (fpos < file_size) { /* Yes, we have to read it in */
+ if (lseek (fd, -BUF_SIZE, SEEK_END) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nError moving file pointer in dialog_textbox().\n");
+ exit (-1);
+ }
+ if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nError reading file in dialog_textbox().\n");
+ exit (-1);
+ }
+ buf[bytes_read] = '\0';
+ }
+ page = buf + bytes_read;
+ back_lines (height - 4);
+ print_page (text, height - 4, width - 2);
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x); /* Restore cursor position */
+ wrefresh (dialog);
+ break;
+ case 'K': /* Previous line */
+ case 'k':
+ case KEY_UP:
+ if (!begin_reached) {
+ back_lines (page_length + 1);
+
+ /* We don't call print_page() here but use scrolling to ensure
+ faster screen update. However, 'end_reached' and
+ 'page_length' should still be updated, and 'page' should
+ point to start of next page. This is done by calling
+ get_line() in the following 'for' loop. */
+ scrollok (text, TRUE);
+ wscrl (text, -1); /* Scroll text region down one line */
+ scrollok (text, FALSE);
+ page_length = 0;
+ passed_end = 0;
+ for (i = 0; i < height - 4; i++) {
+ if (!i) {
+ /* print first line of page */
+ print_line (text, 0, width - 2);
+ wnoutrefresh (text);
+ } else
+ /* Called to update 'end_reached' and 'page' */
+ get_line ();
+ if (!passed_end)
+ page_length++;
+ if (end_reached && !passed_end)
+ passed_end = 1;
+ }
+
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x); /* Restore cursor position */
+ wrefresh (dialog);
+ }
+ break;
+ case 'B': /* Previous page */
+ case 'b':
+ case KEY_PPAGE:
+ if (begin_reached)
+ break;
+ back_lines (page_length + height - 4);
+ print_page (text, height - 4, width - 2);
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x);
+ wrefresh (dialog);
+ break;
+ case 'J': /* Next line */
+ case 'j':
+ case KEY_DOWN:
+ if (!end_reached) {
+ begin_reached = 0;
+ scrollok (text, TRUE);
+ scroll (text); /* Scroll text region up one line */
+ scrollok (text, FALSE);
+ print_line (text, height - 5, width - 2);
+ wnoutrefresh (text);
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x); /* Restore cursor position */
+ wrefresh (dialog);
+ }
+ break;
+ case KEY_NPAGE: /* Next page */
+ case ' ':
+ if (end_reached)
+ break;
+
+ begin_reached = 0;
+ print_page (text, height - 4, width - 2);
+ print_position (dialog, height, width);
+ wmove (dialog, cur_y, cur_x);
+ wrefresh (dialog);
+ break;
+ case '0': /* Beginning of line */
+ case 'H': /* Scroll left */
+ case 'h':
+ case KEY_LEFT:
+ if (hscroll <= 0)
+ break;
+
+ if (key == '0')
+ hscroll = 0;
+ else
+ hscroll--;
+ /* Reprint current page to scroll horizontally */
+ back_lines (page_length);
+ print_page (text, height - 4, width - 2);
+ wmove (dialog, cur_y, cur_x);
+ wrefresh (dialog);
+ break;
+ case 'L': /* Scroll right */
+ case 'l':
+ case KEY_RIGHT:
+ if (hscroll >= MAX_LEN)
+ break;
+ hscroll++;
+ /* Reprint current page to scroll horizontally */
+ back_lines (page_length);
+ print_page (text, height - 4, width - 2);
+ wmove (dialog, cur_y, cur_x);
+ wrefresh (dialog);
+ break;
+ case ESC:
+ break;
+ }
+ }
+
+ delwin (dialog);
+ free (buf);
+ close (fd);
+ return -1; /* ESC pressed */
+}
+
+/*
+ * Go back 'n' lines in text file. Called by dialog_textbox().
+ * 'page' will be updated to point to the desired line in 'buf'.
+ */
+static void
+back_lines (int n)
+{
+ int i, fpos;
+
+ begin_reached = 0;
+ /* We have to distinguish between end_reached and !end_reached
+ since at end of file, the line is not ended by a '\n'.
+ The code inside 'if' basically does a '--page' to move one
+ character backward so as to skip '\n' of the previous line */
+ if (!end_reached) {
+ /* Either beginning of buffer or beginning of file reached? */
+ if (page == buf) {
+ if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer in "
+ "back_lines().\n");
+ exit (-1);
+ }
+ if (fpos > bytes_read) { /* Not beginning of file yet */
+ /* We've reached beginning of buffer, but not beginning of
+ file yet, so read previous part of file into buffer.
+ Note that we only move backward for BUF_SIZE/2 bytes,
+ but not BUF_SIZE bytes to avoid re-reading again in
+ print_page() later */
+ /* Really possible to move backward BUF_SIZE/2 bytes? */
+ if (fpos < BUF_SIZE / 2 + bytes_read) {
+ /* No, move less then */
+ if (lseek (fd, 0, SEEK_SET) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer in "
+ "back_lines().\n");
+ exit (-1);
+ }
+ page = buf + fpos - bytes_read;
+ } else { /* Move backward BUF_SIZE/2 bytes */
+ if (lseek (fd, -(BUF_SIZE / 2 + bytes_read), SEEK_CUR)
+ == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer "
+ "in back_lines().\n");
+ exit (-1);
+ }
+ page = buf + BUF_SIZE / 2;
+ }
+ if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError reading file in back_lines().\n");
+ exit (-1);
+ }
+ buf[bytes_read] = '\0';
+ } else { /* Beginning of file reached */
+ begin_reached = 1;
+ return;
+ }
+ }
+ if (*(--page) != '\n') { /* '--page' here */
+ /* Something's wrong... */
+ endwin ();
+ fprintf (stderr, "\nInternal error in back_lines().\n");
+ exit (-1);
+ }
+ }
+ /* Go back 'n' lines */
+ for (i = 0; i < n; i++)
+ do {
+ if (page == buf) {
+ if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
+ endwin ();
+ fprintf (stderr,
+ "\nError moving file pointer in back_lines().\n");
+ exit (-1);
+ }
+ if (fpos > bytes_read) {
+ /* Really possible to move backward BUF_SIZE/2 bytes? */
+ if (fpos < BUF_SIZE / 2 + bytes_read) {
+ /* No, move less then */
+ if (lseek (fd, 0, SEEK_SET) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer "
+ "in back_lines().\n");
+ exit (-1);
+ }
+ page = buf + fpos - bytes_read;
+ } else { /* Move backward BUF_SIZE/2 bytes */
+ if (lseek (fd, -(BUF_SIZE / 2 + bytes_read),
+ SEEK_CUR) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer"
+ " in back_lines().\n");
+ exit (-1);
+ }
+ page = buf + BUF_SIZE / 2;
+ }
+ if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError reading file in "
+ "back_lines().\n");
+ exit (-1);
+ }
+ buf[bytes_read] = '\0';
+ } else { /* Beginning of file reached */
+ begin_reached = 1;
+ return;
+ }
+ }
+ } while (*(--page) != '\n');
+ page++;
+}
+
+/*
+ * Print a new page of text. Called by dialog_textbox().
+ */
+static void
+print_page (WINDOW * win, int height, int width)
+{
+ int i, passed_end = 0;
+
+ page_length = 0;
+ for (i = 0; i < height; i++) {
+ print_line (win, i, width);
+ if (!passed_end)
+ page_length++;
+ if (end_reached && !passed_end)
+ passed_end = 1;
+ }
+ wnoutrefresh (win);
+}
+
+/*
+ * Print a new line of text. Called by dialog_textbox() and print_page().
+ */
+static void
+print_line (WINDOW * win, int row, int width)
+{
+ int y, x;
+ char *line;
+
+ line = get_line ();
+ line += MIN (strlen (line), hscroll); /* Scroll horizontally */
+ wmove (win, row, 0); /* move cursor to correct line */
+ waddch (win, ' ');
+ waddnstr (win, line, MIN (strlen (line), width - 2));
+
+ getyx (win, y, x);
+ /* Clear 'residue' of previous line */
+#if OLD_NCURSES
+ {
+ int i;
+ for (i = 0; i < width - x; i++)
+ waddch (win, ' ');
+ }
+#else
+ wclrtoeol(win);
+#endif
+}
+
+/*
+ * Return current line of text. Called by dialog_textbox() and print_line().
+ * 'page' should point to start of current line before calling, and will be
+ * updated to point to start of next line.
+ */
+static char *
+get_line (void)
+{
+ int i = 0, fpos;
+ static char line[MAX_LEN + 1];
+
+ end_reached = 0;
+ while (*page != '\n') {
+ if (*page == '\0') {
+ /* Either end of file or end of buffer reached */
+ if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer in "
+ "get_line().\n");
+ exit (-1);
+ }
+ if (fpos < file_size) { /* Not end of file yet */
+ /* We've reached end of buffer, but not end of file yet,
+ so read next part of file into buffer */
+ if ((bytes_read = read (fd, buf, BUF_SIZE)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError reading file in get_line().\n");
+ exit (-1);
+ }
+ buf[bytes_read] = '\0';
+ page = buf;
+ } else {
+ if (!end_reached)
+ end_reached = 1;
+ break;
+ }
+ } else if (i < MAX_LEN)
+ line[i++] = *(page++);
+ else {
+ /* Truncate lines longer than MAX_LEN characters */
+ if (i == MAX_LEN)
+ line[i++] = '\0';
+ page++;
+ }
+ }
+ if (i <= MAX_LEN)
+ line[i] = '\0';
+ if (!end_reached)
+ page++; /* move pass '\n' */
+
+ return line;
+}
+
+/*
+ * Print current position
+ */
+static void
+print_position (WINDOW * win, int height, int width)
+{
+ int fpos, percent;
+
+ if ((fpos = lseek (fd, 0, SEEK_CUR)) == -1) {
+ endwin ();
+ fprintf (stderr, "\nError moving file pointer in print_position().\n");
+ exit (-1);
+ }
+ wattrset (win, position_indicator_attr);
+ wbkgdset (win, position_indicator_attr & A_COLOR);
+ percent = !file_size ?
+ 100 : ((fpos - bytes_read + page - buf) * 100) / file_size;
+ wmove (win, height - 3, width - 9);
+ wprintw (win, "(%3d%%)", percent);
+}
diff --git a/extra/config/lxdialog/util.c b/extra/config/lxdialog/util.c
new file mode 100644
index 000000000..e7bce9be6
--- /dev/null
+++ b/extra/config/lxdialog/util.c
@@ -0,0 +1,359 @@
+/*
+ * util.c
+ *
+ * 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"
+
+
+/* use colors by default? */
+bool use_colors = 1;
+
+const char *backtitle = NULL;
+
+const char *dialog_result;
+
+/*
+ * Attribute values, default is for mono display
+ */
+chtype attributes[] =
+{
+ A_NORMAL, /* screen_attr */
+ A_NORMAL, /* shadow_attr */
+ A_NORMAL, /* dialog_attr */
+ A_BOLD, /* title_attr */
+ A_NORMAL, /* border_attr */
+ A_REVERSE, /* button_active_attr */
+ A_DIM, /* button_inactive_attr */
+ A_REVERSE, /* button_key_active_attr */
+ A_BOLD, /* button_key_inactive_attr */
+ A_REVERSE, /* button_label_active_attr */
+ A_NORMAL, /* button_label_inactive_attr */
+ A_NORMAL, /* inputbox_attr */
+ A_NORMAL, /* inputbox_border_attr */
+ A_NORMAL, /* searchbox_attr */
+ A_BOLD, /* searchbox_title_attr */
+ A_NORMAL, /* searchbox_border_attr */
+ A_BOLD, /* position_indicator_attr */
+ A_NORMAL, /* menubox_attr */
+ A_NORMAL, /* menubox_border_attr */
+ A_NORMAL, /* item_attr */
+ A_REVERSE, /* item_selected_attr */
+ A_BOLD, /* tag_attr */
+ A_REVERSE, /* tag_selected_attr */
+ A_BOLD, /* tag_key_attr */
+ A_REVERSE, /* tag_key_selected_attr */
+ A_BOLD, /* check_attr */
+ A_REVERSE, /* check_selected_attr */
+ A_BOLD, /* uarrow_attr */
+ A_BOLD /* darrow_attr */
+};
+
+
+#include "colors.h"
+
+/*
+ * Table of color values
+ */
+int color_table[][3] =
+{
+ {SCREEN_FG, SCREEN_BG, SCREEN_HL},
+ {SHADOW_FG, SHADOW_BG, SHADOW_HL},
+ {DIALOG_FG, DIALOG_BG, DIALOG_HL},
+ {TITLE_FG, TITLE_BG, TITLE_HL},
+ {BORDER_FG, BORDER_BG, BORDER_HL},
+ {BUTTON_ACTIVE_FG, BUTTON_ACTIVE_BG, BUTTON_ACTIVE_HL},
+ {BUTTON_INACTIVE_FG, BUTTON_INACTIVE_BG, BUTTON_INACTIVE_HL},
+ {BUTTON_KEY_ACTIVE_FG, BUTTON_KEY_ACTIVE_BG, BUTTON_KEY_ACTIVE_HL},
+ {BUTTON_KEY_INACTIVE_FG, BUTTON_KEY_INACTIVE_BG, BUTTON_KEY_INACTIVE_HL},
+ {BUTTON_LABEL_ACTIVE_FG, BUTTON_LABEL_ACTIVE_BG, BUTTON_LABEL_ACTIVE_HL},
+ {BUTTON_LABEL_INACTIVE_FG, BUTTON_LABEL_INACTIVE_BG,
+ BUTTON_LABEL_INACTIVE_HL},
+ {INPUTBOX_FG, INPUTBOX_BG, INPUTBOX_HL},
+ {INPUTBOX_BORDER_FG, INPUTBOX_BORDER_BG, INPUTBOX_BORDER_HL},
+ {SEARCHBOX_FG, SEARCHBOX_BG, SEARCHBOX_HL},
+ {SEARCHBOX_TITLE_FG, SEARCHBOX_TITLE_BG, SEARCHBOX_TITLE_HL},
+ {SEARCHBOX_BORDER_FG, SEARCHBOX_BORDER_BG, SEARCHBOX_BORDER_HL},
+ {POSITION_INDICATOR_FG, POSITION_INDICATOR_BG, POSITION_INDICATOR_HL},
+ {MENUBOX_FG, MENUBOX_BG, MENUBOX_HL},
+ {MENUBOX_BORDER_FG, MENUBOX_BORDER_BG, MENUBOX_BORDER_HL},
+ {ITEM_FG, ITEM_BG, ITEM_HL},
+ {ITEM_SELECTED_FG, ITEM_SELECTED_BG, ITEM_SELECTED_HL},
+ {TAG_FG, TAG_BG, TAG_HL},
+ {TAG_SELECTED_FG, TAG_SELECTED_BG, TAG_SELECTED_HL},
+ {TAG_KEY_FG, TAG_KEY_BG, TAG_KEY_HL},
+ {TAG_KEY_SELECTED_FG, TAG_KEY_SELECTED_BG, TAG_KEY_SELECTED_HL},
+ {CHECK_FG, CHECK_BG, CHECK_HL},
+ {CHECK_SELECTED_FG, CHECK_SELECTED_BG, CHECK_SELECTED_HL},
+ {UARROW_FG, UARROW_BG, UARROW_HL},
+ {DARROW_FG, DARROW_BG, DARROW_HL},
+}; /* color_table */
+
+/*
+ * Set window to attribute 'attr'
+ */
+void
+attr_clear (WINDOW * win, int height, int width, chtype attr)
+{
+ int i, j;
+
+ wattrset (win, attr);
+ for (i = 0; i < height; i++) {
+ wmove (win, i, 0);
+ for (j = 0; j < width; j++)
+ waddch (win, ' ');
+ }
+ touchwin (win);
+}
+
+void dialog_clear (void)
+{
+ attr_clear (stdscr, LINES, COLS, screen_attr);
+ /* Display background title if it exists ... - SLH */
+ if (backtitle != NULL) {
+ int i;
+
+ wattrset (stdscr, screen_attr);
+ mvwaddstr (stdscr, 0, 1, (char *)backtitle);
+ wmove (stdscr, 1, 1);
+ for (i = 1; i < COLS - 1; i++)
+ waddch (stdscr, ACS_HLINE);
+ }
+ wnoutrefresh (stdscr);
+}
+
+/*
+ * Do some initialization for dialog
+ */
+void
+init_dialog (void)
+{
+ initscr (); /* Init curses */
+ keypad (stdscr, TRUE);
+ cbreak ();
+ noecho ();
+
+
+ if (use_colors) /* Set up colors */
+ color_setup ();
+
+
+ dialog_clear ();
+}
+
+/*
+ * Setup for color display
+ */
+void
+color_setup (void)
+{
+ int i;
+
+ if (has_colors ()) { /* Terminal supports color? */
+ start_color ();
+
+ /* Initialize color pairs */
+ for (i = 0; i < ATTRIBUTE_COUNT; i++)
+ init_pair (i + 1, color_table[i][0], color_table[i][1]);
+
+ /* Setup color attributes */
+ for (i = 0; i < ATTRIBUTE_COUNT; i++)
+ attributes[i] = C_ATTR (color_table[i][2], i + 1);
+ }
+}
+
+/*
+ * End using dialog functions.
+ */
+void
+end_dialog (void)
+{
+ endwin ();
+}
+
+
+/*
+ * Print a string of text in a window, automatically wrap around to the
+ * next line if the string is too long to fit on one line. Newline
+ * characters '\n' are replaced by spaces. We start on a new line
+ * if there is no room for at least 4 nonblanks following a double-space.
+ */
+void
+print_autowrap (WINDOW * win, const char *prompt, int width, int y, int x)
+{
+ int newl, cur_x, cur_y;
+ int i, prompt_len, room, wlen;
+ char tempstr[MAX_LEN + 1], *word, *sp, *sp2;
+
+ strcpy (tempstr, prompt);
+
+ prompt_len = strlen(tempstr);
+
+ /*
+ * Remove newlines
+ */
+ for(i=0; i<prompt_len; i++) {
+ if(tempstr[i] == '\n') tempstr[i] = ' ';
+ }
+
+ if (prompt_len <= width - x * 2) { /* If prompt is short */
+ wmove (win, y, (width - prompt_len) / 2);
+ waddstr (win, tempstr);
+ } else {
+ cur_x = x;
+ cur_y = y;
+ newl = 1;
+ word = tempstr;
+ while (word && *word) {
+ sp = index(word, ' ');
+ if (sp)
+ *sp++ = 0;
+
+ /* Wrap to next line if either the word does not fit,
+ or it is the first word of a new sentence, and it is
+ short, and the next word does not fit. */
+ room = width - cur_x;
+ wlen = strlen(word);
+ if (wlen > room ||
+ (newl && wlen < 4 && sp && wlen+1+strlen(sp) > room
+ && (!(sp2 = index(sp, ' ')) || wlen+1+(sp2-sp) > room))) {
+ cur_y++;
+ cur_x = x;
+ }
+ wmove (win, cur_y, cur_x);
+ waddstr (win, word);
+ getyx (win, cur_y, cur_x);
+ cur_x++;
+ if (sp && *sp == ' ') {
+ cur_x++; /* double space */
+ while (*++sp == ' ');
+ newl = 1;
+ } else
+ newl = 0;
+ word = sp;
+ }
+ }
+}
+
+/*
+ * Print a button
+ */
+void
+print_button (WINDOW * win, const char *label, int y, int x, int selected)
+{
+ int i, temp;
+
+ wmove (win, y, x);
+ wattrset (win, selected ? button_active_attr : button_inactive_attr);
+ waddstr (win, "<");
+ temp = strspn (label, " ");
+ label += temp;
+ wattrset (win, selected ? button_label_active_attr
+ : button_label_inactive_attr);
+ for (i = 0; i < temp; i++)
+ waddch (win, ' ');
+ wattrset (win, selected ? button_key_active_attr
+ : button_key_inactive_attr);
+ waddch (win, label[0]);
+ wattrset (win, selected ? button_label_active_attr
+ : button_label_inactive_attr);
+ waddstr (win, (char *)label + 1);
+ wattrset (win, selected ? button_active_attr : button_inactive_attr);
+ waddstr (win, ">");
+ wmove (win, y, x + temp + 1);
+}
+
+/*
+ * Draw a rectangular box with line drawing characters
+ */
+void
+draw_box (WINDOW * win, int y, int x, int height, int width,
+ chtype box, chtype border)
+{
+ int i, j;
+
+ wattrset (win, 0);
+ for (i = 0; i < height; i++) {
+ wmove (win, y + i, x);
+ for (j = 0; j < width; j++)
+ if (!i && !j)
+ waddch (win, border | ACS_ULCORNER);
+ else if (i == height - 1 && !j)
+ waddch (win, border | ACS_LLCORNER);
+ else if (!i && j == width - 1)
+ waddch (win, box | ACS_URCORNER);
+ else if (i == height - 1 && j == width - 1)
+ waddch (win, box | ACS_LRCORNER);
+ else if (!i)
+ waddch (win, border | ACS_HLINE);
+ else if (i == height - 1)
+ waddch (win, box | ACS_HLINE);
+ else if (!j)
+ waddch (win, border | ACS_VLINE);
+ else if (j == width - 1)
+ waddch (win, box | ACS_VLINE);
+ else
+ waddch (win, box | ' ');
+ }
+}
+
+/*
+ * Draw shadows along the right and bottom edge to give a more 3D look
+ * to the boxes
+ */
+void
+draw_shadow (WINDOW * win, int y, int x, int height, int width)
+{
+ int i;
+
+ if (has_colors ()) { /* Whether terminal supports color? */
+ wattrset (win, shadow_attr);
+ wmove (win, y + height, x + 2);
+ for (i = 0; i < width; i++)
+ waddch (win, winch (win) & A_CHARTEXT);
+ for (i = y + 1; i < y + height + 1; i++) {
+ wmove (win, i, x + width);
+ waddch (win, winch (win) & A_CHARTEXT);
+ waddch (win, winch (win) & A_CHARTEXT);
+ }
+ wnoutrefresh (win);
+ }
+}
+
+/*
+ * Return the position of the first alphabetic character in a string.
+ */
+int
+first_alpha(const char *string, const char *exempt)
+{
+ int i, in_paren=0, c;
+
+ for (i = 0; i < strlen(string); i++) {
+ c = tolower(string[i]);
+
+ if (strchr("<[(", c)) ++in_paren;
+ if (strchr(">])", c) && in_paren > 0) --in_paren;
+
+ if ((! in_paren) && isalpha(c) &&
+ strchr(exempt, c) == 0)
+ return i;
+ }
+
+ return 0;
+}
diff --git a/extra/config/lxdialog/yesno.c b/extra/config/lxdialog/yesno.c
new file mode 100644
index 000000000..11fcc25f5
--- /dev/null
+++ b/extra/config/lxdialog/yesno.c
@@ -0,0 +1,118 @@
+/*
+ * yesno.c -- implements the yes/no box
+ *
+ * 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"
+
+/*
+ * Display termination buttons
+ */
+static void
+print_buttons(WINDOW *dialog, int height, int width, int selected)
+{
+ int x = width / 2 - 10;
+ int y = height - 2;
+
+ print_button (dialog, " Yes ", y, x, selected == 0);
+ print_button (dialog, " No ", y, x + 13, selected == 1);
+
+ wmove(dialog, y, x+1 + 13*selected );
+ wrefresh (dialog);
+}
+
+/*
+ * Display a dialog box with two buttons - Yes and No
+ */
+int
+dialog_yesno (const char *title, const char *prompt, int height, int width)
+{
+ int i, x, y, key = 0, button = 0;
+ WINDOW *dialog;
+
+ /* center dialog box on screen */
+ x = (COLS - width) / 2;
+ y = (LINES - height) / 2;
+
+ draw_shadow (stdscr, y, x, height, width);
+
+ dialog = newwin (height, width, y, x);
+ keypad (dialog, TRUE);
+
+ draw_box (dialog, 0, 0, height, width, dialog_attr, border_attr);
+ wattrset (dialog, border_attr);
+ mvwaddch (dialog, height-3, 0, ACS_LTEE);
+ for (i = 0; i < width - 2; i++)
+ waddch (dialog, ACS_HLINE);
+ wattrset (dialog, dialog_attr);
+ waddch (dialog, ACS_RTEE);
+
+ if (title != NULL && strlen(title) >= width-2 ) {
+ /* truncate long title -- mec */
+ char * title2 = malloc(width-2+1);
+ memcpy( title2, title, width-2 );
+ title2[width-2] = '\0';
+ title = title2;
+ }
+
+ if (title != NULL) {
+ wattrset (dialog, title_attr);
+ mvwaddch (dialog, 0, (width - strlen(title))/2 - 1, ' ');
+ waddstr (dialog, (char *)title);
+ waddch (dialog, ' ');
+ }
+
+ wattrset (dialog, dialog_attr);
+ print_autowrap (dialog, prompt, width - 2, 1, 3);
+
+ print_buttons(dialog, height, width, 0);
+
+ while (key != ESC) {
+ key = wgetch (dialog);
+ switch (key) {
+ case 'Y':
+ case 'y':
+ delwin (dialog);
+ return 0;
+ case 'N':
+ case 'n':
+ delwin (dialog);
+ return 1;
+
+ case TAB:
+ case KEY_LEFT:
+ case KEY_RIGHT:
+ button = ((key == KEY_LEFT ? --button : ++button) < 0)
+ ? 1 : (button > 1 ? 0 : button);
+
+ print_buttons(dialog, height, width, button);
+ wrefresh (dialog);
+ break;
+ case ' ':
+ case '\n':
+ delwin (dialog);
+ return button;
+ case ESC:
+ break;
+ }
+ }
+
+ delwin (dialog);
+ return -1; /* ESC pressed */
+}