path-win.cpp@ 19167

Last change on this file since 19167 was 15813, checked in by vboxsync, 16 years ago
RTPathAbs: When the path is empty we return VERR_INVALID_PARAMETER like elsewhere, not the current directory.
Property svn:eol-style set to `native` Property svn:keywords set to `Id`
File size: 19.2 KB

Line
1	/* $Id: path-win.cpp 15813 2009-01-05 16:06:55Z vboxsync $ */
2	/** @file
3	* IPRT - Path manipulation.
4	*/
5
6	/*
7	* Copyright (C) 2006-2007 Sun Microsystems, Inc.
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	* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
27	* Clara, CA 95054 USA or visit http://www.sun.com if you need
28	* additional information or have any questions.
29	*/
30
31
32	/*******************************************************************************
33	* Header Files *
34	*******************************************************************************/
35	#define LOG_GROUP RTLOGGROUP_PATH
36	#include <Windows.h>
37
38	#include <iprt/path.h>
39	#include <iprt/assert.h>
40	#include <iprt/string.h>
41	#include <iprt/time.h>
42	#include <iprt/mem.h>
43	#include <iprt/param.h>
44	#include <iprt/log.h>
45	#include <iprt/err.h>
46	#include "internal/path.h"
47	#include "internal/fs.h"
48
49
50	/**
51	* Get the real (no symlinks, no . or .. components) path, must exist.
52	*
53	* @returns iprt status code.
54	* @param pszPath The path to resolve.
55	* @param pszRealPath Where to store the real path.
56	* @param cchRealPath Size of the buffer.
57	*/
58	RTDECL(int) RTPathReal(const char pszPath, char pszRealPath, size_t cchRealPath)
59	{
60	/*
61	* Convert to UTF-16, call Win32 APIs, convert back.
62	*/
63	PRTUTF16 pwszPath;
64	int rc = RTStrToUtf16(pszPath, &pwszPath);
65	if (!RT_SUCCESS(rc))
66	return (rc);
67
68	LPWSTR lpFile;
69	WCHAR wsz[RTPATH_MAX];
70	rc = GetFullPathNameW((LPCWSTR)pwszPath, RT_ELEMENTS(wsz), &wsz[0], &lpFile);
71	if (rc > 0 && rc < RT_ELEMENTS(wsz))
72	{
73	/* Check that it exists. (Use RTPathAbs() to just resolve the name.) */
74	DWORD dwAttr = GetFileAttributesW(wsz);
75	if (dwAttr != INVALID_FILE_ATTRIBUTES)
76	rc = RTUtf16ToUtf8Ex((PRTUTF16)&wsz[0], RTSTR_MAX, &pszRealPath, cchRealPath, NULL);
77	else
78	rc = RTErrConvertFromWin32(GetLastError());
79	}
80	else if (rc <= 0)
81	rc = RTErrConvertFromWin32(GetLastError());
82	else
83	rc = VERR_FILENAME_TOO_LONG;
84
85	RTUtf16Free(pwszPath);
86
87	return rc;
88	}
89
90
91	/**
92	* Get the absolute path (no symlinks, no . or .. components), doesn't have to exit.
93	*
94	* @returns iprt status code.
95	* @param pszPath The path to resolve.
96	* @param pszAbsPath Where to store the absolute path.
97	* @param cchAbsPath Size of the buffer.
98	*/
99	RTDECL(int) RTPathAbs(const char pszPath, char pszAbsPath, size_t cchAbsPath)
100	{
101	/*
102	* Validation.
103	*/
104	AssertPtr(pszAbsPath);
105	AssertPtr(pszPath);
106	if (RT_UNLIKELY(!*pszPath))
107	return VERR_INVALID_PARAMETER;
108
109	/*
110	* Convert to UTF-16, call Win32 API, convert back.
111	*/
112	LPWSTR pwszPath;
113	int rc = RTStrToUtf16(pszPath, &pwszPath);
114	if (!RT_SUCCESS(rc))
115	return (rc);
116
117	LPWSTR pwszFile; /* Ignored */
118	RTUTF16 wsz[RTPATH_MAX];
119	rc = GetFullPathNameW(pwszPath, RT_ELEMENTS(wsz), &wsz[0], &pwszFile);
120	if (rc > 0 && rc < RT_ELEMENTS(wsz))
121	{
122	size_t cch;
123	rc = RTUtf16ToUtf8Ex(&wsz[0], RTSTR_MAX, &pszAbsPath, cchAbsPath, &cch);
124	if (RT_SUCCESS(rc))
125	{
126	/*
127	* Remove trailing slash if the path may be pointing to a directory.
128	* (See posix variant.)
129	*/
130	if ( cch > 1
131	&& RTPATH_IS_SLASH(pszAbsPath[cch - 1])
132	&& !RTPATH_IS_VOLSEP(pszAbsPath[cch - 2])
133	&& !RTPATH_IS_SLASH(pszAbsPath[cch - 2]))
134	pszAbsPath[cch - 1] = '\0';
135	}
136	}
137	else if (rc <= 0)
138	rc = RTErrConvertFromWin32(GetLastError());
139	else
140	rc = VERR_FILENAME_TOO_LONG;
141
142	RTUtf16Free(pwszPath);
143	return rc;
144	}
145
146
147	/**
148	* Gets the user home directory.
149	*
150	* @returns iprt status code.
151	* @param pszPath Buffer where to store the path.
152	* @param cchPath Buffer size in bytes.
153	*/
154	RTDECL(int) RTPathUserHome(char *pszPath, size_t cchPath)
155	{
156	RTUTF16 wszPath[RTPATH_MAX];
157	DWORD dwAttr;
158
159	/*
160	* There are multiple definitions for what WE think of as user home...
161	*/
162	if ( !GetEnvironmentVariableW(L"HOME", &wszPath[0], RTPATH_MAX)
163	\|\| (dwAttr = GetFileAttributesW(&wszPath[0])) == INVALID_FILE_ATTRIBUTES
164	\|\| !(dwAttr & FILE_ATTRIBUTE_DIRECTORY))
165	{
166	if ( !GetEnvironmentVariableW(L"USERPROFILE", &wszPath[0], RTPATH_MAX)
167	\|\| (dwAttr = GetFileAttributesW(&wszPath[0])) == INVALID_FILE_ATTRIBUTES
168	\|\| !(dwAttr & FILE_ATTRIBUTE_DIRECTORY))
169	{
170	/* %HOMEDRIVE%%HOMEPATH% */
171	if (!GetEnvironmentVariableW(L"HOMEDRIVE", &wszPath[0], RTPATH_MAX))
172	return VERR_PATH_NOT_FOUND;
173	size_t const cwc = RTUtf16Len(&wszPath[0]);
174	if ( !GetEnvironmentVariableW(L"HOMEPATH", &wszPath[cwc], RTPATH_MAX - (DWORD)cwc)
175	\|\| (dwAttr = GetFileAttributesW(&wszPath[0])) == INVALID_FILE_ATTRIBUTES
176	\|\| !(dwAttr & FILE_ATTRIBUTE_DIRECTORY))
177	return VERR_PATH_NOT_FOUND;
178	}
179	}
180
181	/*
182	* Convert and return.
183	*/
184	return RTUtf16ToUtf8Ex(&wszPath[0], RTSTR_MAX, &pszPath, cchPath, NULL);
185	}
186
187
188	RTR3DECL(int) RTPathQueryInfo(const char *pszPath, PRTFSOBJINFO pObjInfo, RTFSOBJATTRADD enmAdditionalAttribs)
189	{
190	/*
191	* Validate input.
192	*/
193	if (!pszPath)
194	{
195	AssertMsgFailed(("Invalid pszPath=%p\n", pszPath));
196	return VERR_INVALID_PARAMETER;
197	}
198	if (!pObjInfo)
199	{
200	AssertMsgFailed(("Invalid pObjInfo=%p\n", pObjInfo));
201	return VERR_INVALID_PARAMETER;
202	}
203	if ( enmAdditionalAttribs < RTFSOBJATTRADD_NOTHING
204	\|\| enmAdditionalAttribs > RTFSOBJATTRADD_LAST)
205	{
206	AssertMsgFailed(("Invalid enmAdditionalAttribs=%p\n", enmAdditionalAttribs));
207	return VERR_INVALID_PARAMETER;
208	}
209
210	/*
211	* Query file info.
212	*/
213	WIN32_FILE_ATTRIBUTE_DATA Data;
214	#ifndef RT_DONT_CONVERT_FILENAMES
215	PRTUTF16 pwszPath;
216	int rc = RTStrToUtf16(pszPath, &pwszPath);
217	if (RT_FAILURE(rc))
218	return rc;
219	if (!GetFileAttributesExW(pwszPath, GetFileExInfoStandard, &Data))
220	{
221	rc = RTErrConvertFromWin32(GetLastError());
222	RTUtf16Free(pwszPath);
223	return rc;
224	}
225	RTUtf16Free(pwszPath);
226	#else
227	if (!GetFileAttributesExA(pszPath, GetFileExInfoStandard, &Data))
228	return RTErrConvertFromWin32(GetLastError());
229	#endif
230
231	/*
232	* Setup the returned data.
233	*/
234	pObjInfo->cbObject = ((uint64_t)Data.nFileSizeHigh << 32)
235	\| (uint64_t)Data.nFileSizeLow;
236	pObjInfo->cbAllocated = pObjInfo->cbObject;
237
238	Assert(sizeof(uint64_t) == sizeof(Data.ftCreationTime));
239	RTTimeSpecSetNtTime(&pObjInfo->BirthTime, (uint64_t )&Data.ftCreationTime);
240	RTTimeSpecSetNtTime(&pObjInfo->AccessTime, (uint64_t )&Data.ftLastAccessTime);
241	RTTimeSpecSetNtTime(&pObjInfo->ModificationTime, (uint64_t )&Data.ftLastWriteTime);
242	pObjInfo->ChangeTime = pObjInfo->ModificationTime;
243
244	pObjInfo->Attr.fMode = rtFsModeFromDos((Data.dwFileAttributes << RTFS_DOS_SHIFT) & RTFS_DOS_MASK_NT,
245	pszPath, strlen(pszPath));
246
247	/*
248	* Requested attributes (we cannot provide anything actually).
249	*/
250	switch (enmAdditionalAttribs)
251	{
252	case RTFSOBJATTRADD_EASIZE:
253	pObjInfo->Attr.enmAdditional = RTFSOBJATTRADD_EASIZE;
254	pObjInfo->Attr.u.EASize.cb = 0;
255	break;
256
257	case RTFSOBJATTRADD_UNIX:
258	pObjInfo->Attr.enmAdditional = RTFSOBJATTRADD_UNIX;
259	pObjInfo->Attr.u.Unix.uid = ~0U;
260	pObjInfo->Attr.u.Unix.gid = ~0U;
261	pObjInfo->Attr.u.Unix.cHardlinks = 1;
262	pObjInfo->Attr.u.Unix.INodeIdDevice = 0; /** @todo use volume serial number */
263	pObjInfo->Attr.u.Unix.INodeId = 0; /** @todo use fileid (see GetFileInformationByHandle). */
264	pObjInfo->Attr.u.Unix.fFlags = 0;
265	pObjInfo->Attr.u.Unix.GenerationId = 0;
266	pObjInfo->Attr.u.Unix.Device = 0;
267	break;
268
269	case RTFSOBJATTRADD_NOTHING:
270	pObjInfo->Attr.enmAdditional = RTFSOBJATTRADD_NOTHING;
271	break;
272
273	default:
274	AssertMsgFailed(("Impossible!\n"));
275	return VERR_INTERNAL_ERROR;
276	}
277
278	return VINF_SUCCESS;
279	}
280
281
282	RTR3DECL(int) RTPathSetTimes(const char *pszPath, PCRTTIMESPEC pAccessTime, PCRTTIMESPEC pModificationTime,
283	PCRTTIMESPEC pChangeTime, PCRTTIMESPEC pBirthTime)
284	{
285	/*
286	* Validate input.
287	*/
288	AssertMsgReturn(VALID_PTR(pszPath), ("%p\n", pszPath), VERR_INVALID_POINTER);
289	AssertMsgReturn(*pszPath, ("%p\n", pszPath), VERR_INVALID_PARAMETER);
290	AssertMsgReturn(!pAccessTime \|\| VALID_PTR(pAccessTime), ("%p\n", pAccessTime), VERR_INVALID_POINTER);
291	AssertMsgReturn(!pModificationTime \|\| VALID_PTR(pModificationTime), ("%p\n", pModificationTime), VERR_INVALID_POINTER);
292	AssertMsgReturn(!pChangeTime \|\| VALID_PTR(pChangeTime), ("%p\n", pChangeTime), VERR_INVALID_POINTER);
293	AssertMsgReturn(!pBirthTime \|\| VALID_PTR(pBirthTime), ("%p\n", pBirthTime), VERR_INVALID_POINTER);
294
295	/*
296	* Convert the path.
297	*/
298	PRTUTF16 pwszPath;
299	int rc = RTStrToUtf16(pszPath, &pwszPath);
300	if (RT_SUCCESS(rc))
301	{
302	HANDLE hFile = CreateFileW(pwszPath,
303	FILE_WRITE_ATTRIBUTES, /* dwDesiredAccess */
304	FILE_SHARE_WRITE \| FILE_SHARE_READ \| FILE_SHARE_DELETE, /* dwShareMode */
305	NULL, /* security attribs */
306	OPEN_EXISTING, /* dwCreationDisposition */
307	FILE_FLAG_BACKUP_SEMANTICS \| FILE_ATTRIBUTE_NORMAL,
308	NULL);
309	if (hFile != INVALID_HANDLE_VALUE)
310	{
311	/*
312	* Check if it's a no-op.
313	*/
314	if (!pAccessTime && !pModificationTime && !pBirthTime)
315	rc = VINF_SUCCESS; /* NOP */
316	else
317	{
318	/*
319	* Convert the input and call the API.
320	*/
321	FILETIME CreationTimeFT;
322	PFILETIME pCreationTimeFT = NULL;
323	if (pBirthTime)
324	pCreationTimeFT = RTTimeSpecGetNtFileTime(pBirthTime, &CreationTimeFT);
325
326	FILETIME LastAccessTimeFT;
327	PFILETIME pLastAccessTimeFT = NULL;
328	if (pAccessTime)
329	pLastAccessTimeFT = RTTimeSpecGetNtFileTime(pAccessTime, &LastAccessTimeFT);
330
331	FILETIME LastWriteTimeFT;
332	PFILETIME pLastWriteTimeFT = NULL;
333	if (pModificationTime)
334	pLastWriteTimeFT = RTTimeSpecGetNtFileTime(pModificationTime, &LastWriteTimeFT);
335
336	if (SetFileTime(hFile, pCreationTimeFT, pLastAccessTimeFT, pLastWriteTimeFT))
337	rc = VINF_SUCCESS;
338	else
339	{
340	DWORD Err = GetLastError();
341	rc = RTErrConvertFromWin32(Err);
342	Log(("RTPathSetTimes('%s', %p, %p, %p, %p): SetFileTime failed with lasterr %d (%Rrc)\n",
343	pszPath, pAccessTime, pModificationTime, pChangeTime, pBirthTime, Err, rc));
344	}
345	}
346	BOOL fRc = CloseHandle(hFile); Assert(fRc); NOREF(fRc);
347	}
348	else
349	{
350	DWORD Err = GetLastError();
351	rc = RTErrConvertFromWin32(Err);
352	Log(("RTPathSetTimes('%s',,,,): failed with %Rrc and lasterr=%u\n", pszPath, rc, Err));
353	}
354
355	RTUtf16Free(pwszPath);
356	}
357
358	LogFlow(("RTPathSetTimes(%p:{%s}, %p:{%RDtimespec}, %p:{%RDtimespec}, %p:{%RDtimespec}, %p:{%RDtimespec}): return %Rrc\n",
359	pszPath, pszPath, pAccessTime, pAccessTime, pModificationTime, pModificationTime,
360	pChangeTime, pChangeTime, pBirthTime, pBirthTime));
361	return rc;
362	}
363
364
365
366
367	/**
368	* Internal worker for RTFileRename and RTFileMove.
369	*
370	* @returns iprt status code.
371	* @param pszSrc The source filename.
372	* @param pszDst The destination filename.
373	* @param fFlags The windows MoveFileEx flags.
374	* @param fFileType The filetype. We use the RTFMODE filetypes here. If it's 0,
375	* anything goes. If it's RTFS_TYPE_DIRECTORY we'll check that the
376	* source is a directory. If Its RTFS_TYPE_FILE we'll check that it's
377	* not a directory (we are NOT checking whether it's a file).
378	*/
379	int rtPathWin32MoveRename(const char pszSrc, const char pszDst, uint32_t fFlags, RTFMODE fFileType)
380	{
381	/*
382	* Convert the strings.
383	*/
384	PRTUTF16 pwszSrc;
385	int rc = RTStrToUtf16(pszSrc, &pwszSrc);
386	if (RT_SUCCESS(rc))
387	{
388	PRTUTF16 pwszDst;
389	rc = RTStrToUtf16(pszDst, &pwszDst);
390	if (RT_SUCCESS(rc))
391	{
392	/*
393	* Check object type if requested.
394	* This is open to race conditions.
395	*/
396	if (fFileType)
397	{
398	DWORD dwAttr = GetFileAttributesW(pwszSrc);
399	if (dwAttr == INVALID_FILE_ATTRIBUTES)
400	rc = RTErrConvertFromWin32(GetLastError());
401	else if (RTFS_IS_DIRECTORY(fFileType))
402	rc = dwAttr & FILE_ATTRIBUTE_DIRECTORY ? VINF_SUCCESS : VERR_NOT_A_DIRECTORY;
403	else
404	rc = dwAttr & FILE_ATTRIBUTE_DIRECTORY ? VERR_IS_A_DIRECTORY : VINF_SUCCESS;
405	}
406	if (RT_SUCCESS(rc))
407	{
408	if (MoveFileExW(pwszSrc, pwszDst, fFlags))
409	rc = VINF_SUCCESS;
410	else
411	{
412	DWORD Err = GetLastError();
413	rc = RTErrConvertFromWin32(Err);
414	Log(("MoveFileExW('%s', '%s', %#x, %RTfmode): fails with rc=%Rrc & lasterr=%d\n",
415	pszSrc, pszDst, fFlags, fFileType, rc, Err));
416	}
417	}
418	RTUtf16Free(pwszDst);
419	}
420	RTUtf16Free(pwszSrc);
421	}
422	return rc;
423	}
424
425
426	RTR3DECL(int) RTPathRename(const char pszSrc, const char pszDst, unsigned fRename)
427	{
428	/*
429	* Validate input.
430	*/
431	AssertMsgReturn(VALID_PTR(pszSrc), ("%p\n", pszSrc), VERR_INVALID_POINTER);
432	AssertMsgReturn(VALID_PTR(pszDst), ("%p\n", pszDst), VERR_INVALID_POINTER);
433	AssertMsgReturn(*pszSrc, ("%p\n", pszSrc), VERR_INVALID_PARAMETER);
434	AssertMsgReturn(*pszDst, ("%p\n", pszDst), VERR_INVALID_PARAMETER);
435	AssertMsgReturn(!(fRename & ~RTPATHRENAME_FLAGS_REPLACE), ("%#x\n", fRename), VERR_INVALID_PARAMETER);
436
437	/*
438	* Call the worker.
439	*/
440	int rc = rtPathWin32MoveRename(pszSrc, pszDst, fRename & RTPATHRENAME_FLAGS_REPLACE ? MOVEFILE_REPLACE_EXISTING : 0, 0);
441
442	LogFlow(("RTPathRename(%p:{%s}, %p:{%s}, %#x): returns %Rrc\n", pszSrc, pszSrc, pszDst, pszDst, fRename, rc));
443	return rc;
444	}
445
446
447	/**
448	* Checks if the path exists.
449	*
450	* Symbolic links will all be attempted resolved.
451	*
452	* @returns true if it exists and false if it doesn't
453	* @param pszPath The path to check.
454	*/
455	RTDECL(bool) RTPathExists(const char *pszPath)
456	{
457	/*
458	* Validate input.
459	*/
460	AssertPtrReturn(pszPath, false);
461	AssertReturn(*pszPath, false);
462
463	/*
464	* Try query file info.
465	*/
466	#ifndef RT_DONT_CONVERT_FILENAMES
467	PRTUTF16 pwszPath;
468	int rc = RTStrToUtf16(pszPath, &pwszPath);
469	if (RT_SUCCESS(rc))
470	{
471	if (GetFileAttributesW(pwszPath) == INVALID_FILE_ATTRIBUTES)
472	rc = VERR_GENERAL_FAILURE;
473	RTUtf16Free(pwszPath);
474	}
475	#else
476	int rc = VINF_SUCCESS;
477	if (GetFileAttributesExA(pszPath) == INVALID_FILE_ATTRIBUTES)
478	rc = VERR_GENERAL_FAILURE;
479	#endif
480
481	return RT_SUCCESS(rc);
482	}
483
484
485	RTDECL(int) RTPathGetCurrent(char *pszPath, size_t cchPath)
486	{
487	int rc;
488
489	/*
490	* GetCurrentDirectory may in some cases omit the drive letter, according
491	* to MSDN, thus the GetFullPathName call.
492	*/
493	#ifndef RT_DONT_CONVERT_FILENAMES
494	RTUTF16 wszCurPath[RTPATH_MAX];
495	if (GetCurrentDirectoryW(RTPATH_MAX, wszCurPath))
496	{
497	RTUTF16 wszFullPath[RTPATH_MAX];
498	if (GetFullPathNameW(wszCurPath, RTPATH_MAX, wszFullPath, NULL))
499	rc = RTUtf16ToUtf8Ex(&wszFullPath[0], RTSTR_MAX, &pszPath, cchPath, NULL);
500	else
501	rc = RTErrConvertFromWin32(GetLastError());
502	}
503	else
504	rc = RTErrConvertFromWin32(GetLastError());
505	#else
506	char szCurPath[RTPATH_MAX];
507	if (GetCurrentDirectory(RTPATH_MAX, szCurPath))
508	{
509	if (GetFullPathName(szCurPath, cchPath, pszPath, NULL))
510	rc = VINF_SUCCESS;
511	else
512	rc = RTErrConvertFromWin32(GetLastError());
513	}
514	else
515	rc = RTErrConvertFromWin32(GetLastError());
516	#endif
517	return rc;
518	}
519
520
521	RTDECL(int) RTPathSetCurrent(const char *pszPath)
522	{
523	/*
524	* Validate input.
525	*/
526	AssertPtrReturn(pszPath, VERR_INVALID_POINTER);
527	AssertReturn(*pszPath, VERR_INVALID_PARAMETER);
528
529	/*
530	* This interface is almost identical to the Windows API.
531	*/
532	#ifndef RT_DONT_CONVERT_FILENAMES
533	PRTUTF16 pwszPath;
534	int rc = RTStrToUtf16(pszPath, &pwszPath);
535	if (RT_SUCCESS(rc))
536	{
537	/** @todo improove the slash stripping a bit? */
538	size_t cwc = RTUtf16Len(pwszPath);
539	if ( cwc >= 2
540	&& ( pwszPath[cwc - 1] == L'/'
541	\|\| pwszPath[cwc - 1] == L'\\')
542	&& pwszPath[cwc - 2] != ':')
543	pwszPath[cwc - 1] = L'\0';
544
545	if (!SetCurrentDirectoryW(pwszPath))
546	rc = RTErrConvertFromWin32(GetLastError());
547
548	RTUtf16Free(pwszPath);
549	}
550	#else
551	int rc = VINF_SUCCESS;
552	/** @todo improove the slash stripping a bit? */
553	char const *pszEnd = strchr(pszPath, '\0');
554	size_t const cchPath = pszPath - pszEnd;
555	if ( cchPath >= 2
556	&& ( pszEnd[-1] == '/'
557	\|\| pszEnd[-1] == '\\')
558	&& pszEnd[-2] == ':')
559	{
560	char pszCopy = (char )RTMemTmpAlloc(cchPath);
561	if (pszCopy)
562	{
563	memcpy(pszCopy, pszPath, cchPath - 1);
564	pszCopy[cchPath - 1] = '\0';
565	if (!SetCurrentDirectory(pszCopy))
566	rc = RTErrConvertFromWin32(GetLastError());
567	RTMemTmpFree(pszCopy);
568	}
569	else
570	rc = VERR_NO_MEMORY;
571	}
572	else
573	{
574	if (!SetCurrentDirectory(pszPath))
575	rc = RTErrConvertFromWin32(GetLastError());
576	}
577	#endif
578	return rc;
579	}
580

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source: vbox/trunk/src/VBox/Runtime/r3/win/path-win.cpp@ 19167

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