VirtualBox

source: vbox/trunk/src/VBox/Runtime/r3/nocrt-setvbuf.cpp

Last change on this file was 106061, checked in by vboxsync, 3 months ago

Copyright year updates by scm.

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1/* $Id: nocrt-setvbuf.cpp 106061 2024-09-16 14:03:52Z vboxsync $ */
2/** @file
3 * IPRT - No-CRT - setvbuf().
4 */
5
6/*
7 * Copyright (C) 2022-2024 Oracle and/or its affiliates.
8 *
9 * This file is part of VirtualBox base platform packages, as
10 * available from https://www.virtualbox.org.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License
14 * as published by the Free Software Foundation, in version 3 of the
15 * License.
16 *
17 * This program is distributed in the hope that it will be useful, but
18 * WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 * General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, see <https://www.gnu.org/licenses>.
24 *
25 * The contents of this file may alternatively be used under the terms
26 * of the Common Development and Distribution License Version 1.0
27 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28 * in the VirtualBox distribution, in which case the provisions of the
29 * CDDL are applicable instead of those of the GPL.
30 *
31 * You may elect to license modified versions of this file under the
32 * terms and conditions of either the GPL or the CDDL or both.
33 *
34 * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35 */
36
37
38/*********************************************************************************************************************************
39* Header Files *
40*********************************************************************************************************************************/
41#define IPRT_NO_CRT_FOR_3RD_PARTY
42#include "internal/nocrt.h"
43#include <iprt/nocrt/stdio.h>
44#include <iprt/nocrt/errno.h>
45#include <iprt/assert.h>
46#include <iprt/errcore.h>
47#include <iprt/stream.h>
48
49
50#undef setvbuf
51int RT_NOCRT(setvbuf)(FILE *pFile, char *pchBuf, int iBufferingType, size_t cbBuf)
52{
53 Assert(!pchBuf); RT_NOREF(pchBuf); /* ignored */
54 Assert(!cbBuf); RT_NOREF(cbBuf); /* ignored */
55
56 RTSTRMBUFMODE enmBufMode;
57 switch (iBufferingType)
58 {
59 case _IOFBF: enmBufMode = RTSTRMBUFMODE_FULL; break;
60 case _IOLBF: enmBufMode = RTSTRMBUFMODE_LINE; break;
61 case _IONBF: enmBufMode = RTSTRMBUFMODE_UNBUFFERED; break;
62 default: AssertFailedReturnStmt(errno = EINVAL, -1);
63 }
64
65 int rc = RTStrmSetBufferingMode(pFile, enmBufMode);
66 if (RT_SUCCESS(rc))
67 return 0;
68 errno = RTErrConvertToErrno(rc);
69 return -1;
70}
71RT_ALIAS_AND_EXPORT_NOCRT_SYMBOL(setvbuf);
72
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