ncurses 5.9 - patch 20110528

[ncurses.git] / ncurses / widechar / lib_inwstr.c

diff --git a/ncurses/widechar/lib_inwstr.c b/ncurses/widechar/lib_inwstr.c
index 4cf7182ae06179cb9c84690d6c33746ff14a3f5a..a4f5b8ea2040b45b756550d3530a125075af47cb 100644 (file)
--- a/ncurses/widechar/lib_inwstr.c
+++ b/ncurses/widechar/lib_inwstr.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 2002-2004,2009 Free Software Foundation, Inc.              *
+ * Copyright (c) 2002-2009,2011 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -39,7 +39,7 @@
 
 #include <curses.priv.h>
 
-MODULE_ID("$Id: lib_inwstr.c,v 1.5 2009/10/24 22:37:29 tom Exp $")
+MODULE_ID("$Id: lib_inwstr.c,v 1.6 2011/05/28 22:49:49 tom Exp $")
 
 NCURSES_EXPORT(int)
 winnwstr(WINDOW *win, wchar_t *wstr, int n)
@@ -93,8 +93,13 @@ NCURSES_EXPORT(int)
 winwstr(WINDOW *win, wchar_t *wstr)
 {
     int result = OK;
+
     T((T_CALLED("winwstr(%p,%p)"), (void *) win, (void *) wstr));
-    if (winnwstr(win, wstr, CCHARW_MAX * (win->_maxx - win->_curx + 1)) == ERR)
+    if (win == 0) {
+       result = ERR;
+    } else if (winnwstr(win, wstr,
+                       CCHARW_MAX * (win->_maxx - win->_curx + 1)) == ERR) {
        result = ERR;
+    }
     returnCode(result);
 }