kconfig/mconf.c: revision of curses initialization.

Since commit d0e1e09568 initscr() is called twice in mconf.

Do it only in init_dialog() in util.c and there also save the
cursor position for the signal handler in mconf.c.

Signed-off-by: Dirk Gouders <gouders@et.bocholt.fh-gelsenkirchen.de>
Signed-off-by: Michal Marek <mmarek@suse.cz>

scripts/kconfig/lxdialog/util.c

@@ -23,6 +23,9 @@
 
 #include "dialog.h"
 
+/* Needed in signal handler in mconf.c */
+int saved_x, saved_y;
+
 struct dialog_info dlg;
 
 static void set_mono_theme(void)
@@ -273,6 +276,10 @@ int init_dialog(const char *backtitle)
 	int height, width;
 
 	initscr();		/* Init curses */
+
+	/* Get current cursor position for signal handler in mconf.c */
+	getyx(stdscr, saved_y, saved_x);
+
 	getmaxyx(stdscr, height, width);
 	if (height < 19 || width < 80) {
 		endwin();