[src/trunk]: src/lib/libcurses We should check against NULL here.

[jdc <jdc%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9a29fea1fa3b
branches:  trunk
changeset: 559781:9a29fea1fa3b
user:      jdc <jdc%NetBSD.org@localhost>
date:      Tue Mar 23 21:17:20 2004 +0000

description:
We should check against NULL here.
>From Brett Lymn.

diffstat:

 lib/libcurses/screen.c |  12 ++++++------
 1 files changed, 6 insertions(+), 6 deletions(-)

diffs (50 lines):

diff -r aa9a56efbc6d -r 9a29fea1fa3b lib/libcurses/screen.c
--- a/lib/libcurses/screen.c    Tue Mar 23 21:07:47 2004 +0000
+++ b/lib/libcurses/screen.c    Tue Mar 23 21:17:20 2004 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: screen.c,v 1.16 2004/03/22 18:57:10 jdc Exp $  */
+/*     $NetBSD: screen.c,v 1.17 2004/03/23 21:17:20 jdc Exp $  */
 
 /*
  * Copyright (c) 1981, 1993, 1994
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)screen.c   8.2 (blymn) 11/27/2001";
 #else
-__RCSID("$NetBSD: screen.c,v 1.16 2004/03/22 18:57:10 jdc Exp $");
+__RCSID("$NetBSD: screen.c,v 1.17 2004/03/23 21:17:20 jdc Exp $");
 #endif
 #endif                                 /* not lint */
 
@@ -146,11 +146,11 @@
        new_screen->winlistp = NULL;
 
        if ((new_screen->curscr = __newwin(new_screen, 0,
-           0, 0, 0, FALSE)) == ERR)
+           0, 0, 0, FALSE)) == NULL)
                goto error_exit;
 
        if ((new_screen->stdscr = __newwin(new_screen, 0,
-           0, 0, 0, FALSE)) == ERR) {
+           0, 0, 0, FALSE)) == NULL) {
                delwin(new_screen->curscr);
                goto error_exit;
        }
@@ -158,7 +158,7 @@
        clearok(new_screen->stdscr, 1);
 
        if ((new_screen->__virtscr = __newwin(new_screen, 0,
-           0, 0, 0, FALSE)) == ERR) {
+           0, 0, 0, FALSE)) == NULL) {
                delwin(new_screen->curscr);
                delwin(new_screen->stdscr);
                goto error_exit;
@@ -205,7 +205,7 @@
        t_freent(screen->cursesi_genbuf);
 
          /* walk the window list and kill all the parent windows */
-       while ((list = screen->winlistp)) {
+       while ((list = screen->winlistp) != NULL) {
                delwin(list->winp);
                if (list == screen->winlistp)
                        /* sanity - abort if window didn't remove itself */