1 /* 2 * Copyright (c) 1980 Regents of the University of California. 3 * All rights reserved. The Berkeley software License Agreement 4 * specifies the terms and conditions for redistribution. 5 */ 6 7 #ifndef lint 8 static char sccsid[] = "@(#)insertln.c 5.1 (Berkeley) 06/07/85"; 9 #endif not lint 10 11 # include "curses.ext" 12 13 /* 14 * This routine performs an insert-line on the window, leaving 15 * (_cury,_curx) unchanged. 16 * 17 */ 18 winsertln(win) 19 reg WINDOW *win; { 20 21 reg char *temp; 22 reg int y; 23 reg char *end; 24 reg int x; 25 26 #ifdef DEBUG 27 fprintf(outf, "INSERTLN(%0.2o)\n", win); 28 #endif 29 if (win->_orig == NULL) 30 temp = win->_y[win->_maxy - 1]; 31 for (y = win->_maxy - 1; y > win->_cury; --y) { 32 if (win->_orig == NULL) 33 win->_y[y] = win->_y[y - 1]; 34 else 35 bcopy(win->_y[y - 1], win->_y[y], win->_maxx); 36 touchline(win, y, 0, win->_maxx - 1); 37 } 38 if (win->_orig == NULL) 39 win->_y[y] = temp; 40 else 41 temp = win->_y[y]; 42 for (end = &temp[win->_maxx]; temp < end; ) 43 *temp++ = ' '; 44 touchline(win, y, 0, win->_maxx - 1); 45 if (win->_orig == NULL) 46 _id_subwins(win); 47 } 48