OpenSolaris Launch

1 files changed, 101 insertions, 0 deletions

diff --git a/usr/src/lib/libcurses/screen/getwin.c b/usr/src/lib/libcurses/screen/getwin.c
new file mode 100644
index 0000000000..48789f78be
--- /dev/null
+++ b/usr/src/lib/libcurses/screen/getwin.c
@@ -0,0 +1,101 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 1997 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+/*	Copyright (c) 1988 AT&T	*/
+/*	  All Rights Reserved	*/
+
+/*
+ * University Copyright- Copyright (c) 1982, 1986, 1988
+ * The Regents of the University of California
+ * All Rights Reserved
+ *
+ * University Acknowledgment- Portions of this document are derived from
+ * software developed by the University of California, Berkeley, and its
+ * contributors.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+/*LINTLIBRARY*/
+
+#include	<sys/types.h>
+#include	"curses_inc.h"
+
+#define		SEPARATE_READ	6
+
+/* Read a window that was stored by putwin. */
+
+WINDOW	*
+getwin(FILE *filep)
+{
+	short		*save_fch, win_nums[SEPARATE_READ], maxy, maxx, nelt;
+	WINDOW		*win = NULL;
+	chtype		**ecp, **wcp;
+
+	/* read everything from _cury to _bkgd inclusive */
+
+	nelt = sizeof (WINDOW) - sizeof (win->_y) - sizeof (win->_parent) -
+	    sizeof (win->_parx) - sizeof (win->_pary) -
+	    sizeof (win->_ndescs) - sizeof (win->_delay) -
+	    (SEPARATE_READ * sizeof (short));
+
+	if ((fread((char *) win_nums, sizeof (short), SEPARATE_READ, filep) !=
+	    SEPARATE_READ) || ((win = _makenew(maxy = win_nums[2], maxx =
+	    win_nums[3], win_nums[4], win_nums[5])) == NULL)) {
+		goto err;
+	}
+
+	if (_image(win) == ERR) {
+		win = (WINDOW *) NULL;
+		goto err;
+	}
+	save_fch = win->_firstch;
+
+	if (fread(&(win->_flags), 1, nelt, filep) != nelt)
+		goto err;
+
+	win->_firstch = save_fch;
+	win->_lastch = save_fch + maxy;
+
+	/* read the image */
+	wcp = win->_y;
+	ecp = wcp + maxy;
+
+	while (wcp < ecp)
+		if (fread((char *) *wcp++, sizeof (chtype), maxx, filep) !=
+		    maxx) {
+err :
+			if (win != NULL)
+				(void) delwin(win);
+			return ((WINDOW *) NULL);
+	}
+
+	win->_cury = win_nums[0];
+	win->_curx = win_nums[1];
+	win->_use_idl = win->_use_keypad = FALSE;
+
+	return (win);
+}