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check fflush() return code (from Julian Coleman)

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This commit is contained in:
christos 2004-04-07 17:27:10 +00:00
parent 9e31d256ec
commit 9717f6662e
1 changed files with 3 additions and 4 deletions
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7
lib/libcurses/refresh.c
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@ -1,4 +1,4 @@
/* $NetBSD: refresh.c,v 1.59 2004/03/28 08:58:37 jdc Exp $ */
/* $NetBSD: refresh.c,v 1.60 2004/04/07 17:27:10 christos Exp $ */
/*
* Copyright (c) 1981, 1993, 1994
@ -34,7 +34,7 @@
#if 0
static char sccsid[] = "@(#)refresh.c 8.7 (Berkeley) 8/13/94";
#else
__RCSID("$NetBSD: refresh.c,v 1.59 2004/03/28 08:58:37 jdc Exp $");
__RCSID("$NetBSD: refresh.c,v 1.60 2004/04/07 17:27:10 christos Exp $");
#endif
#endif /* not lint */
@ -518,8 +518,7 @@ doupdate(void)
/* Don't leave the screen with attributes set. */
__unsetattr(0);
(void) fflush(_cursesi_screen->outfd);
return (OK);
return fflush(_cursesi_screen->outfd) == EOF ? ERR : OK;
}
/*