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authorTon Voon <tonvoon@users.sourceforge.net>2007-01-24 22:47:25 (GMT)
committerTon Voon <tonvoon@users.sourceforge.net>2007-01-24 22:47:25 (GMT)
commitfe856aa957978504137c1d425815d4ed8a22be40 (patch)
treea5bb46ce0e64b2056f75700eadbf27aba7c39418 /gl/open-safer.c
parent210f39bc84cfbb21cd72dc054e43f13815ee0616 (diff)
downloadmonitoring-plugins-fe856aa957978504137c1d425815d4ed8a22be40.tar.gz
Sync with gnulib - lots of extraneous code removed in preference to GNU code
git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1580 f882894a-f735-0410-b71e-b25c423dba1c
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diff --git a/gl/open-safer.c b/gl/open-safer.c
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1/* Invoke open, but avoid some glitches.
2
3 Copyright (C) 2005, 2006 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
8 any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
18
19/* Written by Paul Eggert. */
20
21#include <config.h>
22
23#include "fcntl-safer.h"
24
25#include <fcntl.h>
26#include <stdarg.h>
27#include "unistd-safer.h"
28
29int
30open_safer (char const *file, int flags, ...)
31{
32 mode_t mode = 0;
33
34 if (flags & O_CREAT)
35 {
36 va_list ap;
37 va_start (ap, flags);
38
39 /* Assume mode_t promotes to int if and only if it is smaller.
40 This assumption isn't guaranteed by the C standard, but we
41 don't know of any real-world counterexamples. */
42 mode = (sizeof (mode_t) < sizeof (int)
43 ? va_arg (ap, int)
44 : va_arg (ap, mode_t));
45
46 va_end (ap);
47 }
48
49 return fd_safer (open (file, flags, mode));
50}