source: MondoRescue/branches/2.2.9/mindi-busybox/libbb/fclose_nonstdin.c@ 3320

Last change on this file since 3320 was 3320, checked in by Bruno Cornec, 9 years ago
  • Re-add (thanks git BTW) the 2.2.9 branch which had been destroyed in the move to 3.0
  • Property svn:eol-style set to native
File size: 707 bytes
Line 
1/* vi: set sw=4 ts=4: */
2/*
3 * fclose_nonstdin implementation for busybox
4 *
5 * Copyright (C) 2003 Manuel Novoa III <mjn3@codepoet.org>
6 *
7 * Licensed under GPLv2 or later, see file LICENSE in this source tree.
8 */
9
10/* A number of standard utilities can accept multiple command line args
11 * of '-' for stdin, according to SUSv3. So we encapsulate the check
12 * here to save a little space.
13 */
14
15#include "libbb.h"
16
17int FAST_FUNC fclose_if_not_stdin(FILE *f)
18{
19 /* Some more paranoid applets want ferror() check too */
20 int r = ferror(f); /* NB: does NOT set errno! */
21 if (r) errno = EIO; /* so we'll help it */
22 if (f != stdin)
23 return (r | fclose(f)); /* fclose does set errno on error */
24 return r;
25}
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