+ T((T_CALLED("_nc_setupscreen(%d, %d, %p, %d, %d)"),
+ slines, scolumns, (void *) output, filtered, slk_format));
+
+ assert(CURRENT_SCREEN == 0); /* has been reset in newterm() ! */
+
+#if NCURSES_SP_FUNCS
+ assert(spp != 0);
+ sp = *spp;
+
+ if (!sp) {
+ sp = _nc_alloc_screen_sp();
+ *spp = sp;
+ }
+ if (!sp
+ || ((sp->_acs_map = typeCalloc(chtype, ACS_LEN)) == 0)
+ || ((sp->_screen_acs_map = typeCalloc(bool, ACS_LEN)) == 0)) {
+ ReturnScreenError();
+ }
+
+ T(("created SP %p", sp));
+ sp->_next_screen = _nc_screen_chain;
+ _nc_screen_chain = sp;
+
+ if ((sp->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0) {
+ ReturnScreenError();
+ }
+#else
+ if (!_nc_alloc_screen()
+ || ((SP->_acs_map = typeCalloc(chtype, ACS_LEN)) == 0)
+ || ((SP->_screen_acs_map = typeCalloc(bool, ACS_LEN)) == 0)) {
+ returnCode(ERR);
+ }
+
+ T(("created SP %p", (void *) SP));
+
+ sp = SP; /* fixup so SET_LINES and SET_COLS works */
+ sp->_next_screen = _nc_screen_chain;
+ _nc_screen_chain = sp;
+
+ if ((sp->_current_attr = typeCalloc(NCURSES_CH_T, 1)) == 0)
+ returnCode(ERR);
+#endif
+
+ /*
+ * We should always check the screensize, just in case.
+ */
+ _nc_set_screen(sp);
+ sp->_term = cur_term;
+#ifdef USE_TERM_DRIVER
+ TCBOf(sp)->csp = sp;
+ _nc_get_screensize(sp, sp->_term, &slines, &scolumns);
+#else
+ _nc_get_screensize(sp, &slines, &scolumns);