386BSD 0.1 development

[unix-history] / usr / src / lib / libcurses / endwin.c

diff --git a/usr/src/lib/libcurses/endwin.c b/usr/src/lib/libcurses/endwin.c
index f53a773..aa740e6 100644 (file)
--- a/usr/src/lib/libcurses/endwin.c
+++ b/usr/src/lib/libcurses/endwin.c
@@ -1,3 +1,45 @@
+/*
+ * Copyright (c) 1981 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)endwin.c   5.4 (Berkeley) 6/1/90";
+#endif /* not lint */
+
+/*
+ * Clean things up before exiting
+ *
+ */
+

 # include      "curses.ext"
 
 endwin()
 # include      "curses.ext"
 
 endwin()


@@ -5,9 +47,11 @@ endwin()
        resetty();
        _puts(VE);
        _puts(TE);
        resetty();
        _puts(VE);
        _puts(TE);

-       if (curscr->_flags & _STANDOUT) {
-               _puts(SE);
-               curscr->_flags &= ~_STANDOUT;
+       if (curscr) {
+               if (curscr->_flags & _STANDOUT) {
+                       _puts(SE);
+                       curscr->_flags &= ~_STANDOUT;
+               }
+               _endwin = TRUE;

        }
        }

-       _endwin = TRUE;

 }
 }