// Author: Robert Roebling, Vadim Zeitlin
// Modified by:
// Created: 28.12.2000
-// RCS-ID: $Id$
// Copyright: (c) 2000 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
drive:\dir1\dir2\...\dirN\filename.ext where drive is a single
letter. "." and ".." as for Unix but no "~".
- There are also UNC names of the form \\share\fullpath
+ There are also UNC names of the form \\share\fullpath and
+ MSW unique volume names of the form \\?\Volume{GUID}\fullpath.
- wxPATH_MAC: Mac OS 8/9 and Mac OS X under CodeWarrior 7 format, absolute file
+ The latter provide a uniform way to access a volume regardless of
+ its current mount point, i.e. you can change a volume's mount
+ point from D: to E:, or even remove it, and still be able to
+ access it through its unique volume name. More on the subject can
+ be found in MSDN's article "Naming a Volume" that is currently at
+ http://msdn.microsoft.com/en-us/library/aa365248(VS.85).aspx.
+
+
+ wxPATH_MAC: Mac OS 8/9 only, not used any longer, absolute file
names have the form
volume:dir1:...:dirN:filename
and the relative file names are either
#endif
#ifndef WX_PRECOMP
- #ifdef __WXMSW__
+ #ifdef __WINDOWS__
#include "wx/msw/wrapwin.h" // For GetShort/LongPathName
#endif
#include "wx/dynarray.h"
#include "wx/config.h" // for wxExpandEnvVars
#include "wx/dynlib.h"
#include "wx/dir.h"
+#include "wx/longlong.h"
#if defined(__WIN32__) && defined(__MINGW32__)
#include "wx/msw/gccpriv.h"
#endif
-#ifdef __WXWINCE__
-#include "wx/msw/private.h"
+#ifdef __WINDOWS__
+ #include "wx/msw/private.h"
+ #include <shlobj.h> // for CLSID_ShellLink
+ #include "wx/msw/missing.h"
#endif
#if defined(__WXMAC__)
#include <unistd.h>
#endif
-#ifdef __MWERKS__
-#ifdef __MACH__
-#include <sys/types.h>
-#include <utime.h>
-#include <sys/stat.h>
-#include <unistd.h>
-#else
-#include <stat.h>
-#include <unistd.h>
-#include <unix.h>
-#endif
-#endif
-
#ifdef __WATCOMC__
#include <io.h>
#include <sys/utime.h>
#define MAX_PATH _MAX_PATH
#endif
+#ifndef S_ISREG
+ #define S_ISREG(mode) ((mode) & S_IFREG)
+#endif
+#ifndef S_ISDIR
+ #define S_ISDIR(mode) ((mode) & S_IFDIR)
+#endif
#if wxUSE_LONGLONG
extern const wxULongLong wxInvalidSize = (unsigned)-1;
#endif // wxUSE_LONGLONG
+namespace
+{
// ----------------------------------------------------------------------------
// private classes
public:
enum OpenMode
{
- Read,
- Write
+ ReadAttr,
+ WriteAttr
};
wxFileHandle(const wxString& filename, OpenMode mode, int flags = 0)
{
+ // be careful and use FILE_{READ,WRITE}_ATTRIBUTES here instead of the
+ // usual GENERIC_{READ,WRITE} as we don't want the file access time to
+ // be changed when we open it because this class is used for setting
+ // access time (see #10567)
m_hFile = ::CreateFile
(
- filename.fn_str(), // name
- mode == Read ? GENERIC_READ // access mask
- : GENERIC_WRITE,
+ filename.t_str(), // name
+ mode == ReadAttr ? FILE_READ_ATTRIBUTES // access mask
+ : FILE_WRITE_ATTRIBUTES,
FILE_SHARE_READ | // sharing mode
FILE_SHARE_WRITE, // (allow everything)
NULL, // no secutity attr
if ( m_hFile == INVALID_HANDLE_VALUE )
{
- if ( mode == Read )
+ if ( mode == ReadAttr )
+ {
wxLogSysError(_("Failed to open '%s' for reading"),
filename.c_str());
+ }
else
+ {
wxLogSysError(_("Failed to open '%s' for writing"),
filename.c_str());
+ }
}
}
#if wxUSE_DATETIME && defined(__WIN32__) && !defined(__WXMICROWIN__)
-// convert between wxDateTime and FILETIME which is a 64-bit value representing
-// the number of 100-nanosecond intervals since January 1, 1601.
+// Convert between wxDateTime and FILETIME which is a 64-bit value representing
+// the number of 100-nanosecond intervals since January 1, 1601 UTC.
+//
+// This is the offset between FILETIME epoch and the Unix/wxDateTime Epoch.
+static wxInt64 EPOCH_OFFSET_IN_MSEC = wxLL(11644473600000);
static void ConvertFileTimeToWx(wxDateTime *dt, const FILETIME &ft)
{
- FILETIME ftcopy = ft;
- FILETIME ftLocal;
- if ( !::FileTimeToLocalFileTime(&ftcopy, &ftLocal) )
- {
- wxLogLastError(_T("FileTimeToLocalFileTime"));
- }
-
- SYSTEMTIME st;
- if ( !::FileTimeToSystemTime(&ftLocal, &st) )
- {
- wxLogLastError(_T("FileTimeToSystemTime"));
- }
+ wxLongLong t(ft.dwHighDateTime, ft.dwLowDateTime);
+ t /= 10000; // Convert hundreds of nanoseconds to milliseconds.
+ t -= EPOCH_OFFSET_IN_MSEC;
- dt->Set(st.wDay, wxDateTime::Month(st.wMonth - 1), st.wYear,
- st.wHour, st.wMinute, st.wSecond, st.wMilliseconds);
+ *dt = wxDateTime(t);
}
static void ConvertWxToFileTime(FILETIME *ft, const wxDateTime& dt)
{
- SYSTEMTIME st;
- st.wDay = dt.GetDay();
- st.wMonth = (WORD)(dt.GetMonth() + 1);
- st.wYear = (WORD)dt.GetYear();
- st.wHour = dt.GetHour();
- st.wMinute = dt.GetMinute();
- st.wSecond = dt.GetSecond();
- st.wMilliseconds = dt.GetMillisecond();
-
- FILETIME ftLocal;
- if ( !::SystemTimeToFileTime(&st, &ftLocal) )
- {
- wxLogLastError(_T("SystemTimeToFileTime"));
- }
+ // Undo the conversions above.
+ wxLongLong t(dt.GetValue());
+ t += EPOCH_OFFSET_IN_MSEC;
+ t *= 10000;
- if ( !::LocalFileTimeToFileTime(&ftLocal, ft) )
- {
- wxLogLastError(_T("LocalFileTimeToFileTime"));
- }
+ ft->dwHighDateTime = t.GetHi();
+ ft->dwLowDateTime = t.GetLo();
}
#endif // wxUSE_DATETIME && __WIN32__
// although I didn't find any authoritative docs on this)
if ( format == wxPATH_DOS && volume.length() > 1 )
{
- path << wxFILE_SEP_PATH_DOS << wxFILE_SEP_PATH_DOS << volume;
+ // We also have to check for Windows unique volume names here and
+ // return it with '\\?\' prepended to it
+ if ( wxFileName::IsMSWUniqueVolumeNamePath("\\\\?\\" + volume + "\\",
+ format) )
+ {
+ path << "\\\\?\\" << volume;
+ }
+ else
+ {
+ // it must be a UNC path
+ path << wxFILE_SEP_PATH_DOS << wxFILE_SEP_PATH_DOS << volume;
+ }
}
else if ( format == wxPATH_DOS || format == wxPATH_VMS )
{
return path;
}
+// return true if the character is a DOS path separator i.e. either a slash or
+// a backslash
+inline bool IsDOSPathSep(wxUniChar ch)
+{
+ return ch == wxFILE_SEP_PATH_DOS || ch == wxFILE_SEP_PATH_UNIX;
+}
+
// return true if the format used is the DOS/Windows one and the string looks
// like a UNC path
static bool IsUNCPath(const wxString& path, wxPathFormat format)
{
return format == wxPATH_DOS &&
path.length() >= 4 && // "\\a" can't be a UNC path
- path[0u] == wxFILE_SEP_PATH_DOS &&
- path[1u] == wxFILE_SEP_PATH_DOS &&
- path[2u] != wxFILE_SEP_PATH_DOS;
+ IsDOSPathSep(path[0u]) &&
+ IsDOSPathSep(path[1u]) &&
+ !IsDOSPathSep(path[2u]);
+}
+
+#ifndef __WIN32__
+
+// Under Unix-ish systems (basically everything except Windows) we may work
+// either with the file itself or its target if it's a symbolic link and we
+// should dereference it, as determined by wxFileName::ShouldFollowLink() and
+// the absence of the wxFILE_EXISTS_NO_FOLLOW flag. StatAny() can be used to
+// stat the appropriate file with an extra twist that it also works when there
+// is no wxFileName object at all, as is the case in static methods.
+
+// Private implementation, don't call directly, use one of the overloads below.
+bool DoStatAny(wxStructStat& st, wxString path, bool dereference)
+{
+ // We need to remove any trailing slashes from the path because they could
+ // interfere with the symlink following decision: even if we use lstat(),
+ // it would still follow the symlink if we pass it a path with a slash at
+ // the end because the symlink resolution would happen while following the
+ // path and not for the last path element itself.
+
+ while ( wxEndsWithPathSeparator(path) )
+ {
+ const size_t posLast = path.length() - 1;
+ if ( !posLast )
+ {
+ // Don't turn "/" into empty string.
+ break;
+ }
+
+ path.erase(posLast);
+ }
+
+ int ret = dereference ? wxStat(path, &st) : wxLstat(path, &st);
+ return ret == 0;
+}
+
+// Overloads to use for a case when we don't have wxFileName object and when we
+// do have one.
+inline
+bool StatAny(wxStructStat& st, const wxString& path, int flags)
+{
+ return DoStatAny(st, path, !(flags & wxFILE_EXISTS_NO_FOLLOW));
+}
+
+inline
+bool StatAny(wxStructStat& st, const wxFileName& fn)
+{
+ return DoStatAny(st, fn.GetFullPath(), fn.ShouldFollowLink());
}
+#endif // !__WIN32__
+
+// ----------------------------------------------------------------------------
+// private constants
+// ----------------------------------------------------------------------------
+
+// length of \\?\Volume{xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}\ string
+static const size_t wxMSWUniqueVolumePrefixLength = 49;
+
+} // anonymous namespace
+
// ============================================================================
// implementation
// ============================================================================
m_ext = filepath.GetExt();
m_relative = filepath.m_relative;
m_hasExt = filepath.m_hasExt;
+ m_dontFollowLinks = filepath.m_dontFollowLinks;
}
void wxFileName::Assign(const wxString& volume,
}
// 1) Determine if the path is relative or absolute.
+
+ if ( path.empty() )
+ {
+ // we had only the volume
+ return;
+ }
+
wxChar leadingChar = path[0u];
switch (format)
break;
default:
- wxFAIL_MSG( _T("Unknown path format") );
+ wxFAIL_MSG( wxT("Unknown path format") );
// !! Fall through !!
case wxPATH_UNIX:
SplitPath(fullname, &volDummy, &pathDummy, &name, &ext, &hasExt, format);
wxASSERT_MSG( volDummy.empty() && pathDummy.empty(),
- _T("the file name shouldn't contain the path") );
+ wxT("the file name shouldn't contain the path") );
SplitPath(fullpath, &volume, &path, &nameDummy, &extDummy, format);
- wxASSERT_MSG( nameDummy.empty() && extDummy.empty(),
- _T("the path shouldn't contain file name nor extension") );
-
+#ifndef __VMS
+ // This test makes no sense on an OpenVMS system.
+ wxASSERT_MSG( nameDummy.empty() && extDummy.empty(),
+ wxT("the path shouldn't contain file name nor extension") );
+#endif
Assign(volume, path, name, ext, hasExt, format);
}
void wxFileName::Clear()
{
- m_dirs.Clear();
-
- m_volume =
- m_name =
- m_ext = wxEmptyString;
+ m_dirs.clear();
+ m_volume.clear();
+ m_name.clear();
+ m_ext.clear();
// we don't have any absolute path for now
m_relative = true;
// nor any extension
m_hasExt = false;
+
+ // follow symlinks by default
+ m_dontFollowLinks = false;
}
/* static */
// existence tests
// ----------------------------------------------------------------------------
+namespace
+{
+
+#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
+
+void RemoveTrailingSeparatorsFromPath(wxString& strPath)
+{
+ // Windows fails to find directory named "c:\dir\" even if "c:\dir" exists,
+ // so remove all trailing backslashes from the path - but don't do this for
+ // the paths "d:\" (which are different from "d:"), for just "\" or for
+ // windows unique volume names ("\\?\Volume{GUID}\")
+ while ( wxEndsWithPathSeparator( strPath ) )
+ {
+ size_t len = strPath.length();
+ if ( len == 1 || (len == 3 && strPath[len - 2] == wxT(':')) ||
+ (len == wxMSWUniqueVolumePrefixLength &&
+ wxFileName::IsMSWUniqueVolumeNamePath(strPath)))
+ {
+ break;
+ }
+
+ strPath.Truncate(len - 1);
+ }
+}
+
+#endif // __WINDOWS__ || __OS2__
+
+bool
+wxFileSystemObjectExists(const wxString& path, int flags)
+{
+
+ // Should the existence of file/directory with this name be accepted, i.e.
+ // result in the true return value from this function?
+ const bool acceptFile = (flags & wxFILE_EXISTS_REGULAR) != 0;
+ const bool acceptDir = (flags & wxFILE_EXISTS_DIR) != 0;
+
+ wxString strPath(path);
+
+#if defined(__WINDOWS__) && !defined(__WXMICROWIN__)
+ if ( acceptDir )
+ {
+ // Ensure that the path doesn't have any trailing separators when
+ // checking for directories.
+ RemoveTrailingSeparatorsFromPath(strPath);
+ }
+
+ // we must use GetFileAttributes() instead of the ANSI C functions because
+ // it can cope with network (UNC) paths unlike them
+ DWORD ret = ::GetFileAttributes(strPath.t_str());
+
+ if ( ret == INVALID_FILE_ATTRIBUTES )
+ return false;
+
+ if ( ret & FILE_ATTRIBUTE_DIRECTORY )
+ return acceptDir;
+
+ // Anything else must be a file (perhaps we should check for
+ // FILE_ATTRIBUTE_REPARSE_POINT?)
+ return acceptFile;
+#elif defined(__OS2__)
+ if ( acceptDir )
+ {
+ // OS/2 can't handle "d:", it wants either "d:\" or "d:."
+ if (strPath.length() == 2 && strPath[1u] == wxT(':'))
+ strPath << wxT('.');
+ }
+
+ FILESTATUS3 Info = {{0}};
+ APIRET rc = ::DosQueryPathInfo((PSZ)(WXSTRINGCAST strPath), FIL_STANDARD,
+ (void*) &Info, sizeof(FILESTATUS3));
+
+ if ( rc == NO_ERROR )
+ {
+ if ( Info.attrFile & FILE_DIRECTORY )
+ return acceptDir;
+ else
+ return acceptFile;
+ }
+
+ // We consider that the path must exist if we get a sharing violation for
+ // it but we don't know what is it in this case.
+ if ( rc == ERROR_SHARING_VIOLATION )
+ return flags & wxFILE_EXISTS_ANY;
+
+ // Any other error (usually ERROR_PATH_NOT_FOUND), means there is nothing
+ // there.
+ return false;
+#else // Non-MSW, non-OS/2
+ wxStructStat st;
+ if ( !StatAny(st, strPath, flags) )
+ return false;
+
+ if ( S_ISREG(st.st_mode) )
+ return acceptFile;
+ if ( S_ISDIR(st.st_mode) )
+ return acceptDir;
+ if ( S_ISLNK(st.st_mode) )
+ {
+ // Take care to not test for "!= 0" here as this would erroneously
+ // return true if only wxFILE_EXISTS_NO_FOLLOW, which is part of
+ // wxFILE_EXISTS_SYMLINK, is set too.
+ return (flags & wxFILE_EXISTS_SYMLINK) == wxFILE_EXISTS_SYMLINK;
+ }
+ if ( S_ISBLK(st.st_mode) || S_ISCHR(st.st_mode) )
+ return (flags & wxFILE_EXISTS_DEVICE) != 0;
+ if ( S_ISFIFO(st.st_mode) )
+ return (flags & wxFILE_EXISTS_FIFO) != 0;
+ if ( S_ISSOCK(st.st_mode) )
+ return (flags & wxFILE_EXISTS_SOCKET) != 0;
+
+ return flags & wxFILE_EXISTS_ANY;
+#endif // Platforms
+}
+
+} // anonymous namespace
+
bool wxFileName::FileExists() const
{
- return wxFileName::FileExists( GetFullPath() );
+ int flags = wxFILE_EXISTS_REGULAR;
+ if ( !ShouldFollowLink() )
+ flags |= wxFILE_EXISTS_NO_FOLLOW;
+
+ return wxFileSystemObjectExists(GetFullPath(), flags);
}
-bool wxFileName::FileExists( const wxString &file )
+/* static */
+bool wxFileName::FileExists( const wxString &filePath )
{
- return ::wxFileExists( file );
+ return wxFileSystemObjectExists(filePath, wxFILE_EXISTS_REGULAR);
}
bool wxFileName::DirExists() const
{
- return wxFileName::DirExists( GetPath() );
+ int flags = wxFILE_EXISTS_DIR;
+ if ( !ShouldFollowLink() )
+ flags |= wxFILE_EXISTS_NO_FOLLOW;
+
+ return Exists(GetPath(), flags);
+}
+
+/* static */
+bool wxFileName::DirExists( const wxString &dirPath )
+{
+ return wxFileSystemObjectExists(dirPath, wxFILE_EXISTS_DIR);
}
-bool wxFileName::DirExists( const wxString &dir )
+bool wxFileName::Exists(int flags) const
{
- return ::wxDirExists( dir );
+ // Notice that wxFILE_EXISTS_NO_FOLLOW may be specified in the flags even
+ // if our DontFollowLink() hadn't been called and we do honour it then. But
+ // if the user took the care of calling DontFollowLink(), it is always
+ // taken into account.
+ if ( !ShouldFollowLink() )
+ flags |= wxFILE_EXISTS_NO_FOLLOW;
+
+ return wxFileSystemObjectExists(GetFullPath(), flags);
+}
+
+/* static */
+bool wxFileName::Exists(const wxString& path, int flags)
+{
+ return wxFileSystemObjectExists(path, flags);
}
// ----------------------------------------------------------------------------
DWORD attributes = FILE_ATTRIBUTE_TEMPORARY |
FILE_FLAG_DELETE_ON_CLOSE;
- HANDLE h = ::CreateFile(filename.fn_str(), access, 0, NULL,
+ HANDLE h = ::CreateFile(filename.t_str(), access, 0, NULL,
disposition, attributes, NULL);
return wxOpenOSFHandle(h, wxO_BINARY);
{
#ifndef wx_fdopen
*deleteOnClose = false;
- return file->Open(path, _T("w+b"));
+ return file->Open(path, wxT("w+b"));
#else // wx_fdopen
int fd = wxTempOpen(path, deleteOnClose);
if (fd == -1)
return false;
- file->Attach(wx_fdopen(fd, "w+b"));
+ file->Attach(wx_fdopen(fd, "w+b"), path);
return file->IsOpened();
#endif // wx_fdopen
}
}
#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__)
- if ( !::GetTempFileName(dir.fn_str(), name.fn_str(), 0,
- wxStringBuffer(path, MAX_PATH + 1)) )
+ if (!::GetTempFileName(dir.t_str(), name.t_str(), 0,
+ wxStringBuffer(path, MAX_PATH + 1)))
{
- wxLogLastError(_T("GetTempFileName"));
+ wxLogLastError(wxT("GetTempFileName"));
path.clear();
}
#if defined(HAVE_MKSTEMP)
// scratch space for mkstemp()
- path += _T("XXXXXX");
+ path += wxT("XXXXXX");
// we need to copy the path to the buffer in which mkstemp() can modify it
wxCharBuffer buf(path.fn_str());
if ( ffileTemp )
{
#ifdef wx_fdopen
- ffileTemp->Attach(wx_fdopen(fdTemp, "r+b"));
+ ffileTemp->Attach(wx_fdopen(fdTemp, "r+b"), path);
#else
- ffileTemp->Open(path, _T("r+b"));
+ ffileTemp->Open(path, wxT("r+b"));
close(fdTemp);
#endif
}
#ifdef HAVE_MKTEMP
// same as above
- path += _T("XXXXXX");
+ path += wxT("XXXXXX");
wxCharBuffer buf = wxConvFile.cWX2MB( path );
if ( !mktemp( (char*)(const char*) buf ) )
}
#else // !HAVE_MKTEMP (includes __DOS__)
// generate the unique file name ourselves
- #if !defined(__DOS__) && !defined(__PALMOS__) && (!defined(__MWERKS__) || defined(__DARWIN__) )
+ #if !defined(__DOS__)
path << (unsigned int)getpid();
#endif
for ( size_t n = 0; n < numTries; n++ )
{
// 3 hex digits is enough for numTries == 1000 < 4096
- pathTry = path + wxString::Format(_T("%.03x"), (unsigned int) n);
+ pathTry = path + wxString::Format(wxT("%.03x"), (unsigned int) n);
if ( !wxFileName::FileExists(pathTry) )
{
break;
#elif defined(__WINDOWS__) && !defined(__WXMICROWIN__)
if ( !::GetTempPath(MAX_PATH, wxStringBuffer(dir, MAX_PATH + 1)) )
{
- wxLogLastError(_T("GetTempPath"));
+ wxLogLastError(wxT("GetTempPath"));
}
#elif defined(__WXMAC__) && wxOSX_USE_CARBON
- dir = wxMacFindFolder(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder);
+ dir = wxMacFindFolderNoSeparator(short(kOnSystemDisk), kTemporaryFolderType, kCreateFolder);
#endif // systems with native way
}
+ else // we got directory from an environment variable
+ {
+ // remove any trailing path separators, we don't want to ever return
+ // them from this function for consistency
+ const size_t lastNonSep = dir.find_last_not_of(GetPathSeparators());
+ if ( lastNonSep == wxString::npos )
+ {
+ // the string consists entirely of separators, leave only one
+ dir = GetPathSeparator();
+ }
+ else
+ {
+ dir.erase(lastNonSep + 1);
+ }
+ }
// fall back to hard coded value
if ( dir.empty() )
bool wxFileName::Rmdir(const wxString& dir, int flags)
{
-#ifdef __WXMSW__
+#ifdef __WINDOWS__
if ( flags & wxPATH_RMDIR_RECURSIVE )
{
// SHFileOperation needs double null termination string
wxString path(dir);
if ( path.Last() == wxFILE_SEP_PATH )
path.RemoveLast();
- path += _T('\0');
+ path += wxT('\0');
SHFILEOPSTRUCT fileop;
wxZeroMemory(fileop);
fileop.wFunc = FO_DELETE;
- fileop.pFrom = path.fn_str();
+ fileop.pFrom = path.t_str();
fileop.fFlags = FOF_SILENT | FOF_NOCONFIRMATION;
#ifndef __WXWINCE__
// FOF_NOERRORUI is not defined in WinCE
{
// SHFileOperation may return non-Win32 error codes, so the error
// message can be incorrect
- wxLogApiError(_T("SHFileOperation"), ret);
+ wxLogApiError(wxT("SHFileOperation"), ret);
return false;
}
return true;
}
else if ( flags & wxPATH_RMDIR_FULL )
-#else // !__WXMSW__
+#else // !__WINDOWS__
if ( flags != 0 ) // wxPATH_RMDIR_FULL or wxPATH_RMDIR_RECURSIVE
-#endif // !__WXMSW__
+#endif // !__WINDOWS__
{
+#ifndef __WINDOWS__
+ if ( flags & wxPATH_RMDIR_RECURSIVE )
+ {
+ // When deleting the tree recursively, we are supposed to delete
+ // this directory itself even when it is a symlink -- but without
+ // following it. Do it here as wxRmdir() would simply follow if
+ // called for a symlink.
+ if ( wxFileName::Exists(dir, wxFILE_EXISTS_SYMLINK) )
+ {
+ return wxRemoveFile(dir);
+ }
+ }
+#endif // !__WINDOWS__
+
wxString path(dir);
if ( path.Last() != wxFILE_SEP_PATH )
path += wxFILE_SEP_PATH;
wxString filename;
- // first delete all subdirectories
- bool cont = d.GetFirst(&filename, "", wxDIR_DIRS | wxDIR_HIDDEN);
+ // First delete all subdirectories: notice that we don't follow
+ // symbolic links, potentially leading outside this directory, to avoid
+ // unpleasant surprises.
+ bool cont = d.GetFirst(&filename, wxString(),
+ wxDIR_DIRS | wxDIR_HIDDEN | wxDIR_NO_FOLLOW);
while ( cont )
{
wxFileName::Rmdir(path + filename, flags);
cont = d.GetNext(&filename);
}
-#ifndef __WXMSW__
+#ifndef __WINDOWS__
if ( flags & wxPATH_RMDIR_RECURSIVE )
{
- // delete all files too
- cont = d.GetFirst(&filename, "", wxDIR_FILES | wxDIR_HIDDEN);
+ // Delete all files too and, for the same reasons as above, don't
+ // follow symlinks which could refer to the files outside of this
+ // directory and just delete the symlinks themselves.
+ cont = d.GetFirst(&filename, wxString(),
+ wxDIR_FILES | wxDIR_HIDDEN | wxDIR_NO_FOLLOW);
while ( cont )
{
::wxRemoveFile(path + filename);
cont = d.GetNext(&filename);
}
}
-#endif // !__WXMSW__
+#endif // !__WINDOWS__
}
return ::wxRmdir(dir);
if ( !dirs.IsEmpty() )
{
wxString dir = dirs[0u];
- if ( !dir.empty() && dir[0u] == _T('~') )
+ if ( !dir.empty() && dir[0u] == wxT('~') )
{
// to make the path absolute use the home directory
curDir.AssignDir(wxGetUserHome(dir.c_str() + 1));
if ( dir == wxT("..") )
{
- if ( m_dirs.IsEmpty() )
+ if ( m_dirs.empty() )
{
- wxLogError(_("The path '%s' contains too many \"..\"!"),
- GetFullPath().c_str());
- return false;
- }
+ // We have more ".." than directory components so far.
+ // Don't treat this as an error as the path could have been
+ // entered by user so try to handle it reasonably: if the
+ // path is absolute, just ignore the extra ".." because
+ // "/.." is the same as "/". Otherwise, i.e. for relative
+ // paths, keep ".." unchanged because removing it would
+ // modify the file a relative path refers to.
+ if ( !m_relative )
+ continue;
- m_dirs.RemoveAt(m_dirs.GetCount() - 1);
- continue;
+ }
+ else // Normal case, go one step up.
+ {
+ m_dirs.pop_back();
+ continue;
+ }
}
}
// quotation marks."
#if defined(__WIN32__) && !defined(__WXWINCE__) && wxUSE_OLE
-// The following lines are necessary under WinCE
-// #include "wx/msw/private.h"
-// #include <ole2.h>
-#include <shlobj.h>
-#if defined(__WXWINCE__)
-#include <shlguid.h>
-#endif
bool wxFileName::GetShortcutTarget(const wxString& shortcutPath,
wxString& targetFilename,
{
wxString dir = m_dirs[0u];
- if (!dir.empty() && dir[0u] == _T('~'))
+ if (!dir.empty() && dir[0u] == wxT('~'))
return true;
}
}
// files)
if ( m_dirs.IsEmpty() && IsDir() )
{
- m_dirs.Add(_T('.'));
+ m_dirs.Add(wxT('.'));
}
}
if ( fn1.GetFullPath() == fn2.GetFullPath() )
return true;
- // TODO: compare inodes for Unix, this works even when filenames are
- // different but files are the same (symlinks) (VZ)
+#if defined(__UNIX__)
+ wxStructStat st1, st2;
+ if ( StatAny(st1, fn1) && StatAny(st2, fn2) )
+ {
+ if ( st1.st_ino == st2.st_ino && st1.st_dev == st2.st_dev )
+ return true;
+ }
+ //else: It's not an error if one or both files don't exist.
+#endif // defined __UNIX__
return false;
}
/* static */
bool wxFileName::IsCaseSensitive( wxPathFormat format )
{
- // only Unix filenames are truely case-sensitive
+ // only Unix filenames are truly case-sensitive
return GetFormat(format) == wxPATH_UNIX;
}
case wxPATH_MAC:
// On a Mac even names with * and ? are allowed (Tested with OS
// 9.2.1 and OS X 10.2.5)
- strForbiddenChars = wxEmptyString;
+ strForbiddenChars.clear();
break;
case wxPATH_DOS:
break;
default:
- wxFAIL_MSG( _T("Unknown wxPATH_XXX style") );
+ wxFAIL_MSG( wxT("Unknown wxPATH_XXX style") );
// fall through
case wxPATH_UNIX:
// under VMS the end of the path is ']', not the path separator used to
// separate the components
- return format == wxPATH_VMS ? wxString(_T(']')) : GetPathSeparators(format);
+ return format == wxPATH_VMS ? wxString(wxT(']')) : GetPathSeparators(format);
}
/* static */
{
// wxString::Find() doesn't work as expected with NUL - it will always find
// it, so test for it separately
- return ch != _T('\0') && GetPathSeparators(format).Find(ch) != wxNOT_FOUND;
+ return ch != wxT('\0') && GetPathSeparators(format).Find(ch) != wxNOT_FOUND;
+}
+
+/* static */
+bool
+wxFileName::IsMSWUniqueVolumeNamePath(const wxString& path, wxPathFormat format)
+{
+ // return true if the format used is the DOS/Windows one and the string begins
+ // with a Windows unique volume name ("\\?\Volume{guid}\")
+ return format == wxPATH_DOS &&
+ path.length() >= wxMSWUniqueVolumePrefixLength &&
+ path.StartsWith(wxS("\\\\?\\Volume{")) &&
+ path[wxMSWUniqueVolumePrefixLength - 1] == wxFILE_SEP_PATH_DOS;
}
// ----------------------------------------------------------------------------
{
if ( dir.empty() )
{
- wxFAIL_MSG( _T("empty directory passed to wxFileName::InsertDir()") );
+ wxFAIL_MSG( wxT("empty directory passed to wxFileName::InsertDir()") );
return false;
}
{
if ( dir[n] == GetVolumeSeparator() || IsPathSeparator(dir[n]) )
{
- wxFAIL_MSG( _T("invalid directory component in wxFileName") );
+ wxFAIL_MSG( wxT("invalid directory component in wxFileName") );
return false;
}
return true;
}
-void wxFileName::AppendDir( const wxString& dir )
+bool wxFileName::AppendDir( const wxString& dir )
{
- if ( IsValidDirComponent(dir) )
- m_dirs.Add( dir );
+ if (!IsValidDirComponent(dir))
+ return false;
+ m_dirs.Add(dir);
+ return true;
}
void wxFileName::PrependDir( const wxString& dir )
InsertDir(0, dir);
}
-void wxFileName::InsertDir(size_t before, const wxString& dir)
+bool wxFileName::InsertDir(size_t before, const wxString& dir)
{
- if ( IsValidDirComponent(dir) )
- m_dirs.Insert(dir, before);
+ if (!IsValidDirComponent(dir))
+ return false;
+ m_dirs.Insert(dir, before);
+ return true;
}
void wxFileName::RemoveDir(size_t pos)
{
wxString path(GetFullPath());
-#if defined(__WXMSW__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
- DWORD sz = ::GetShortPathName(path.fn_str(), NULL, 0);
+#if defined(__WINDOWS__) && defined(__WIN32__) && !defined(__WXMICROWIN__) && !defined(__WXWINCE__)
+ DWORD sz = ::GetShortPathName(path.t_str(), NULL, 0);
if ( sz != 0 )
{
wxString pathOut;
if ( ::GetShortPathName
(
- path.fn_str(),
+ path.t_str(),
wxStringBuffer(pathOut, sz),
sz
) != 0 )
{
s_triedToLoad = true;
- wxDynamicLibrary dllKernel(_T("kernel32"));
+ wxDynamicLibrary dllKernel(wxT("kernel32"));
- const wxChar* GetLongPathName = _T("GetLongPathName")
+ const wxChar* GetLongPathName = wxT("GetLongPathName")
#if wxUSE_UNICODE
- _T("W");
+ wxT("W");
#else // ANSI
- _T("A");
+ wxT("A");
#endif // Unicode/ANSI
if ( dllKernel.HasSymbol(GetLongPathName) )
if ( s_pfnGetLongPathName )
{
- DWORD dwSize = (*s_pfnGetLongPathName)(path.fn_str(), NULL, 0);
+ DWORD dwSize = (*s_pfnGetLongPathName)(path.t_str(), NULL, 0);
if ( dwSize > 0 )
{
if ( (*s_pfnGetLongPathName)
(
- path.fn_str(),
+ path.t_str(),
wxStringBuffer(pathOut, dwSize),
dwSize
) != 0 )
GetVolumeSeparator(wxPATH_DOS) +
GetPathSeparator(wxPATH_DOS);
else
- pathOut = wxEmptyString;
+ pathOut.clear();
wxArrayString dirs = GetDirs();
dirs.Add(GetFullName());
continue;
}
- hFind = ::FindFirstFile(tmpPath.fn_str(), &findFileData);
+ hFind = ::FindFirstFile(tmpPath.t_str(), &findFileData);
if (hFind == INVALID_HANDLE_VALUE)
{
// Error: most likely reason is that path doesn't exist, so
{
if (format == wxPATH_NATIVE)
{
-#if defined(__WXMSW__) || defined(__OS2__) || defined(__DOS__)
+#if defined(__WINDOWS__) || defined(__OS2__) || defined(__DOS__)
format = wxPATH_DOS;
#elif defined(__VMS)
format = wxPATH_VMS;
wxString fullpath = fullpathWithVolume;
- // special Windows UNC paths hack: transform \\share\path into share:path
- if ( IsUNCPath(fullpath, format) )
+ if ( IsMSWUniqueVolumeNamePath(fullpath, format) )
+ {
+ // special Windows unique volume names hack: transform
+ // \\?\Volume{guid}\path into Volume{guid}:path
+ // note: this check must be done before the check for UNC path
+
+ // we know the last backslash from the unique volume name is located
+ // there from IsMSWUniqueVolumeNamePath
+ fullpath[wxMSWUniqueVolumePrefixLength - 1] = wxFILE_SEP_DSK;
+
+ // paths starting with a unique volume name should always be absolute
+ fullpath.insert(wxMSWUniqueVolumePrefixLength, 1, wxFILE_SEP_PATH_DOS);
+
+ // remove the leading "\\?\" part
+ fullpath.erase(0, 4);
+ }
+ else if ( IsUNCPath(fullpath, format) )
{
+ // special Windows UNC paths hack: transform \\share\path into share:path
+
fullpath.erase(0, 2);
size_t posFirstSlash =
{
wxString sepVol = GetVolumeSeparator(format);
+ // we have to exclude the case of a colon in the very beginning of the
+ // string as it can't be a volume separator (nor can this be a valid
+ // DOS file name at all but we'll leave dealing with this to our caller)
size_t posFirstColon = fullpath.find_first_of(sepVol);
- if ( posFirstColon != wxString::npos )
+ if ( posFirstColon && posFirstColon != wxString::npos )
{
if ( pstrVolume )
{
if ( (posLastDot != wxString::npos) &&
(posLastDot == 0 ||
IsPathSeparator(fullpath[posLastDot - 1]) ||
- (format == wxPATH_VMS && fullpath[posLastDot - 1] == _T(']'))) )
+ (format == wxPATH_VMS && fullpath[posLastDot - 1] == wxT(']'))) )
{
// dot may be (and commonly -- at least under Unix -- is) the first
// character of the filename, don't treat the entire filename as
// special VMS hack: remove the initial bracket
if ( format == wxPATH_VMS )
{
- if ( (*pstrPath)[0u] == _T('[') )
+ if ( (*pstrPath)[0u] == wxT('[') )
pstrPath->erase(0, 1);
}
}
return fn.GetFullPath();
}
+// ----------------------------------------------------------------------------
+// file permissions functions
+// ----------------------------------------------------------------------------
+
+bool wxFileName::SetPermissions(int permissions)
+{
+ // Don't do anything for a symlink but first make sure it is one.
+ if ( m_dontFollowLinks &&
+ Exists(wxFILE_EXISTS_SYMLINK|wxFILE_EXISTS_NO_FOLLOW) )
+ {
+ // Looks like changing permissions for a symlinc is only supported
+ // on BSD where lchmod is present and correctly implemented.
+ // http://lists.gnu.org/archive/html/bug-coreutils/2009-09/msg00268.html
+ return false;
+ }
+
+#ifdef __WINDOWS__
+ int accMode = 0;
+
+ if ( permissions & (wxS_IRUSR|wxS_IRGRP|wxS_IROTH) )
+ accMode = _S_IREAD;
+
+ if ( permissions & (wxS_IWUSR|wxS_IWGRP|wxS_IWOTH) )
+ accMode |= _S_IWRITE;
+
+ permissions = accMode;
+#endif // __WINDOWS__
+
+ return wxChmod(GetFullPath(), permissions) == 0;
+}
+
// ----------------------------------------------------------------------------
// time functions
// ----------------------------------------------------------------------------
flags = 0;
}
- wxFileHandle fh(path, wxFileHandle::Write, flags);
+ wxFileHandle fh(path, wxFileHandle::WriteAttr, flags);
if ( fh.IsOk() )
{
if ( ::SetFileTime(fh,
}
else // file
{
- wxFileHandle fh(GetFullPath(), wxFileHandle::Read);
+ wxFileHandle fh(GetFullPath(), wxFileHandle::ReadAttr);
if ( fh.IsOk() )
{
ok = ::GetFileTime(fh,
#elif defined(__UNIX_LIKE__) || defined(__WXMAC__) || defined(__OS2__) || (defined(__DOS__) && defined(__WATCOMC__))
// no need to test for IsDir() here
wxStructStat stBuf;
- if ( wxStat( GetFullPath().c_str(), &stBuf) == 0 )
+ if ( StatAny(stBuf, *this) )
{
+ // Android defines st_*time fields as unsigned long, but time_t as long,
+ // hence the static_casts.
if ( dtAccess )
- dtAccess->Set(stBuf.st_atime);
+ dtAccess->Set(static_cast<time_t>(stBuf.st_atime));
if ( dtMod )
- dtMod->Set(stBuf.st_mtime);
+ dtMod->Set(static_cast<time_t>(stBuf.st_mtime));
if ( dtCreate )
- dtCreate->Set(stBuf.st_ctime);
+ dtCreate->Set(static_cast<time_t>(stBuf.st_ctime));
return true;
}
if (!wxFileExists(filename))
return wxInvalidSize;
-#if defined(__WXPALMOS__)
- // TODO
- return wxInvalidSize;
-#elif defined(__WIN32__)
- wxFileHandle f(filename, wxFileHandle::Read);
+#if defined(__WIN32__)
+ wxFileHandle f(filename, wxFileHandle::ReadAttr);
if (!f.IsOk())
return wxInvalidSize;
return wxULongLong(lpFileSizeHigh, ret);
#else // ! __WIN32__
wxStructStat st;
-#ifndef wxNEED_WX_UNISTD_H
- if (wxStat( filename.fn_str() , &st) != 0)
-#else
if (wxStat( filename, &st) != 0)
-#endif
return wxInvalidSize;
return wxULongLong(st.st_size);
#endif
/* static */
wxString wxFileName::GetHumanReadableSize(const wxULongLong &bs,
const wxString &nullsize,
- int precision)
+ int precision,
+ wxSizeConvention conv)
{
- static const double KILOBYTESIZE = 1024.0;
- static const double MEGABYTESIZE = 1024.0*KILOBYTESIZE;
- static const double GIGABYTESIZE = 1024.0*MEGABYTESIZE;
- static const double TERABYTESIZE = 1024.0*GIGABYTESIZE;
-
- if (bs == 0 || bs == wxInvalidSize)
+ // deal with trivial case first
+ if ( bs == 0 || bs == wxInvalidSize )
return nullsize;
- double bytesize = bs.ToDouble();
- if (bytesize < KILOBYTESIZE)
- return wxString::Format(_("%s B"), bs.ToString().c_str());
- if (bytesize < MEGABYTESIZE)
- return wxString::Format(_("%.*f kB"), precision, bytesize/KILOBYTESIZE);
- if (bytesize < GIGABYTESIZE)
- return wxString::Format(_("%.*f MB"), precision, bytesize/MEGABYTESIZE);
- if (bytesize < TERABYTESIZE)
- return wxString::Format(_("%.*f GB"), precision, bytesize/GIGABYTESIZE);
+ // depending on the convention used the multiplier may be either 1000 or
+ // 1024 and the binary infix may be empty (for "KB") or "i" (for "KiB")
+ double multiplier = 1024.;
+ wxString biInfix;
+
+ switch ( conv )
+ {
+ case wxSIZE_CONV_TRADITIONAL:
+ // nothing to do, this corresponds to the default values of both
+ // the multiplier and infix string
+ break;
+
+ case wxSIZE_CONV_IEC:
+ biInfix = "i";
+ break;
+
+ case wxSIZE_CONV_SI:
+ multiplier = 1000;
+ break;
+ }
+
+ const double kiloByteSize = multiplier;
+ const double megaByteSize = multiplier * kiloByteSize;
+ const double gigaByteSize = multiplier * megaByteSize;
+ const double teraByteSize = multiplier * gigaByteSize;
+
+ const double bytesize = bs.ToDouble();
+
+ wxString result;
+ if ( bytesize < kiloByteSize )
+ result.Printf("%s B", bs.ToString());
+ else if ( bytesize < megaByteSize )
+ result.Printf("%.*f K%sB", precision, bytesize/kiloByteSize, biInfix);
+ else if (bytesize < gigaByteSize)
+ result.Printf("%.*f M%sB", precision, bytesize/megaByteSize, biInfix);
+ else if (bytesize < teraByteSize)
+ result.Printf("%.*f G%sB", precision, bytesize/gigaByteSize, biInfix);
+ else
+ result.Printf("%.*f T%sB", precision, bytesize/teraByteSize, biInfix);
- return wxString::Format(_("%.*f TB"), precision, bytesize/TERABYTESIZE);
+ return result;
}
wxULongLong wxFileName::GetSize() const
return GetSize(GetFullPath());
}
-wxString wxFileName::GetHumanReadableSize(const wxString &failmsg, int precision) const
+wxString wxFileName::GetHumanReadableSize(const wxString& failmsg,
+ int precision,
+ wxSizeConvention conv) const
{
- return GetHumanReadableSize(GetSize(), failmsg, precision);
+ return GetHumanReadableSize(GetSize(), failmsg, precision, conv);
}
#endif // wxUSE_LONGLONG
projects / wxWidgets.git / blobdiff