kconfig: Remove support for lxdialog --checklist

Remove support for lxdialog --checklist

The checklist lxdialog functionality is not used by menuconfig
(only the radiolist variant is used) and supporting it would
significantly complicate the forthcoming liblxdialog API.

Signed-off-by: Petr Baudis <[e-mail]>
Signed-off-by: Sam Ravnborg <[e-mail]>

scripts/kconfig/lxdialog/checklist.c

···
 
 #include "dialog.h"
 
-static int list_width, check_x, item_x, checkflag;
+static int list_width, check_x, item_x;
 
 /*
  * Print list item
···
 
 	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' : ' ');
+	wprintw(win, "(%c)", status ? 'X' : ' ');
 
 	wattrset(win, selected ? tag_selected_attr : tag_attr);
 	mvwaddch(win, choice, item_x, item[0]);
···
 
 /*
  * 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.
+ * in the style of radiolist (only one option turned on at a time).
  */
 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)
+		     const char *const *items)
 {
 	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) {
···
 		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);
-					}
+				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]);
-						}
-
-					}
-				}
+				for (i = 0; i < item_no; i++)
+					if (status[i])
+						fprintf(stderr, "%s", items[i * 3]);
 			} else
 				fprintf(stderr, "%s", items[(scroll + choice) * 3]);
 			delwin(dialog);

scripts/kconfig/lxdialog/dialog.h

···
 		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);
+		     const char *const *items);
 extern char dialog_input_result[];
 int dialog_inputbox(const char *title, const char *prompt, int height,
 		    int width, const char *init);
···
  *   -- 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

scripts/kconfig/lxdialog/lxdialog.c

···
 	jumperFn *jumper;
 };
 
-jumperFn j_menu, j_checklist, j_radiolist, j_yesno, j_textbox, j_inputbox;
+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},
-	{"--checklist", 9, 0, 3, j_checklist},
 	{"--radiolist", 9, 0, 3, j_radiolist},
 	{"--yesno", 5, 5, 1, j_yesno},
 	{"--textbox", 5, 5, 1, j_textbox},
···
 \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>]\
···
 			   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);
+				atoi(av[5]), (ac - 6) / 3, av + 6);
 }
 
 int j_textbox(const char *t, int ac, const char *const *av)