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/* vi: set sw=4 ts=4: */
/*
* fclose_nonstdin implementation for busybox
*
* Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
/* A number of standard utilities can accept multiple command line args
* of '-' for stdin, according to SUSv3. So we encapsulate the check
* here to save a little space.
*/
#include "libbb.h"
int FAST_FUNC fclose_if_not_stdin(FILE *f)
{
/* Some more paranoid applets want ferror() check too */
int r = ferror(f); /* NB: does NOT set errno! */
if (r)
errno = EIO; /* so we'll help it */
if (f != stdin)
return (r | fclose(f)); /* fclose does set errno on error */
return r;
}
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