VirtualBox

source: vbox/trunk/src/VBox/Runtime/common/path/RTPathJoinA.cpp@ 57358

Last change on this file since 57358 was 57358, checked in by vboxsync, 9 years ago

*: scm cleanup run.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 2.6 KB
Line 
1/* $Id: RTPathJoinA.cpp 57358 2015-08-14 15:16:38Z vboxsync $ */
2/** @file
3 * IPRT - RTPathJoinA.
4 */
5
6/*
7 * Copyright (C) 2010-2015 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27
28/*********************************************************************************************************************************
29* Header Files *
30*********************************************************************************************************************************/
31#include "internal/iprt.h"
32#include <iprt/path.h>
33#include <iprt/assert.h>
34#include <iprt/err.h>
35#include <iprt/string.h>
36
37
38
39
40RTDECL(char *) RTPathJoinA(const char *pszPathSrc, const char *pszAppend)
41{
42 AssertPtr(pszAppend);
43 AssertPtr(pszPathSrc);
44
45 /*
46 * The easy way: Allocate a buffer and call RTPathAppend till it succeeds.
47 */
48 size_t cchPathSrc = strlen(pszPathSrc);
49 size_t cchAppend = strlen(pszAppend);
50 size_t cbPathDst = cchPathSrc + cchAppend + 4;
51 char *pszPathDst = RTStrAlloc(cbPathDst);
52 if (pszPathDst)
53 {
54 memcpy(pszPathDst, pszPathSrc, cchPathSrc + 1);
55 int rc = RTPathAppend(pszPathDst, cbPathDst, pszAppend);
56 if (RT_FAILURE(rc))
57 {
58 /* This shouldn't happen, but if it does try again with a larger buffer... */
59 AssertRC(rc);
60
61 rc = RTStrRealloc(&pszPathDst, cbPathDst * 2);
62 if (RT_SUCCESS(rc))
63 rc = RTPathAppend(pszPathDst, cbPathDst, pszAppend);
64 if (RT_FAILURE(rc))
65 {
66 RTStrFree(pszPathDst);
67 pszPathDst = NULL;
68 }
69 }
70 }
71 return pszPathDst;
72}
73
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