OpenSolaris Launch

1 files changed, 73 insertions, 0 deletions

diff --git a/usr/src/ucblib/libcurses/touchwin.c b/usr/src/ucblib/libcurses/touchwin.c
new file mode 100644
index 0000000000..dd4e04944e
--- /dev/null
+++ b/usr/src/ucblib/libcurses/touchwin.c
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+/*	Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T	*/
+/*	  All Rights Reserved  	*/
+
+/*
+ * Copyright (c) 1980 Regents of the University of California.
+ * All rights reserved.  The Berkeley software License Agreement
+ * specifies the terms and conditions for redistribution.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*LINTLIBRARY*/
+
+#ifndef lint
+static char
+sccsid[] = "@(#)touchwin.c 1.6 88/02/08 SMI"; /* from UCB 5.1 85/06/07 */
+#endif	/* not lint */
+
+#include	"curses.ext"
+
+/*
+ * make it look like the whole window has been changed.
+ *
+ */
+
+int
+touchwin(WINDOW *win)
+{
+	int	y, maxy;
+
+#ifdef	DEBUG
+	fprintf(outf, "TOUCHWIN(%0.2o)\n", win);
+#endif
+	maxy = win->_maxy;
+	for (y = 0; y < maxy; y++)
+		(void) touchline(win, y, 0, win->_maxx - 1);
+	return (OK);
+}
+
+/*
+ * touch a given line
+ */
+
+int
+touchline(WINDOW *win, int y, int sx, int ex)
+{
+#ifdef DEBUG
+	fprintf(outf, "TOUCHLINE(%0.2o, %d, %d, %d)\n", win, y, sx, ex);
+	fprintf(outf, "TOUCHLINE:first = %d, last = %d\n",
+	    win->_firstch[y], win->_lastch[y]);
+#endif
+	sx += win->_ch_off;
+	ex += win->_ch_off;
+	if (win->_firstch[y] == _NOCHANGE) {
+		win->_firstch[y] = (short)sx;
+		win->_lastch[y] = (short)ex;
+	} else {
+		if (win->_firstch[y] > sx)
+			win->_firstch[y] = (short)sx;
+		if (win->_lastch[y] < ex)
+			win->_lastch[y] = (short)ex;
+	}
+#ifdef	DEBUG
+	fprintf(outf, "TOUCHLINE:first = %d, last = %d\n",
+	    win->_firstch[y], win->_lastch[y]);
+#endif
+	return (OK);
+}