1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
|
/* $Id: RTPathTraverseList.cpp $ */
/** @file
* IPRT - RTPathTraverseList
*/
/*
* Copyright (C) 2009-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include "internal/iprt.h"
#include <iprt/path.h>
#include <iprt/assert.h>
#include <iprt/ctype.h>
#include <iprt/errcore.h>
#include <iprt/string.h>
RTDECL(int) RTPathTraverseList(const char *pszPathList, char chSep, PFNRTPATHTRAVERSER pfnCallback, void *pvUser1, void *pvUser2)
{
AssertPtrNull(pszPathList);
Assert((unsigned int)chSep <= 127);
if (!pszPathList)
return VERR_END_OF_STRING;
/*
* Walk the path list.
*/
const char *psz = pszPathList;
while (*psz)
{
/* Skip leading blanks - no directories with leading spaces, thank you. */
while (RT_C_IS_BLANK(*psz))
psz++;
/* Find the end of this element. */
const char *pszNext;
const char *pszEnd = strchr(psz, chSep);
if (!pszEnd)
pszEnd = pszNext = strchr(psz, '\0');
else
pszNext = pszEnd + 1;
if (pszEnd != psz)
{
size_t const cch = pszEnd - psz;
int rc = pfnCallback(psz, cch, pvUser1, pvUser2);
if (rc != VERR_TRY_AGAIN)
return rc;
}
/* advance */
psz = pszNext;
}
return VERR_END_OF_STRING;
}
RT_EXPORT_SYMBOL(RTPathTraverseList);
|
