// Author: Mike Wetherell
// RCS-ID: $Id$
// Copyright: (c) 2004 Mike Wetherell
-// Licence: wxWidgets licence
+// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
//
-// Were interested in what happens around offsets 0x7fffffff and 0xffffffff
+// We're interested in what happens around offsets 0x7fffffff and 0xffffffff
// so the test writes a small chunk of test data just before and just after
// these offsets, then reads them back.
//
//
// test --verbose largeFile
//
-// On systems supporting sparse files they may also be registered in the
-// Streams subsuite.
+// On systems supporting sparse files they will also be registered in the
+// Streams subsuite so that they run by default.
//
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wfstream.h"
#ifdef __WXMSW__
-#include "winioctl.h"
+ #include "wx/msw/wrapwin.h"
+ #ifdef __VISUALC__
+ // 'nonstandard extension used : nameless struct/union' occurs inside
+ // winioctl.h
+ #pragma warning(disable:4201)
+ #endif
+ #include <winioctl.h>
+ #ifdef __VISUALC__
+ #pragma warning(default:4201)
+ #endif
+#endif
+
+#ifdef __VISUALC__
+ #define fileno _fileno
#endif
using std::auto_ptr;
{
// self deleting temp file
struct TmpFile {
- TmpFile() : m_name(wxFileName::CreateTempFileName(_T("wxlfs-"))) { }
+ TmpFile() : m_name(wxFileName::CreateTempFileName(wxT("wxlfs-"))) { }
~TmpFile() { if (!m_name.empty()) wxRemoveFile(m_name); }
wxString m_name;
} tmpfile;
if (!HasLFS()) {
haveLFS = false;
wxString n(getName().c_str(), *wxConvCurrent);
- wxLogInfo(n + _T(": No large file support, testing up to 2GB only"));
+ wxLogInfo(n + wxT(": No large file support, testing up to 2GB only"));
}
else if (IsFAT(tmpfile.m_name)) {
fourGigLimit = true;
wxString n(getName().c_str(), *wxConvCurrent);
- wxLogInfo(n + _T(": FAT volumes are limited to 4GB files"));
+ wxLogInfo(n + wxT(": FAT volumes are limited to 4GB files"));
}
// size of the test blocks
// write a large file
{
auto_ptr<wxOutputStream> out(MakeOutStream(tmpfile.m_name));
-
+
// write 'A's at [ 0x7fffffbf, 0x7fffffff [
pos = 0x7fffffff - size;
CPPUNIT_ASSERT(out->SeekO(pos) == pos);
wxInputStream *LargeFileTest_wxFile::MakeInStream(const wxString& name) const
{
auto_ptr<wxFileInputStream> in(new wxFileInputStream(name));
- CPPUNIT_ASSERT(in->Ok());
+ CPPUNIT_ASSERT(in->IsOk());
return in.release();
}
wxInputStream *LargeFileTest_wxFFile::MakeInStream(const wxString& name) const
{
auto_ptr<wxFFileInputStream> in(new wxFFileInputStream(name));
- CPPUNIT_ASSERT(in->Ok());
+ CPPUNIT_ASSERT(in->IsOk());
return in.release();
}
wxOutputStream *LargeFileTest_wxFFile::MakeOutStream(const wxString& name) const
{
- wxFFile file(name, _T("w"));
+ wxFFile file(name, wxT("w"));
CPPUNIT_ASSERT(file.IsOpened());
FILE *fp = file.fp();
file.Detach();
bool LargeFileTest_wxFFile::HasLFS() const
{
-#if HAVE_FSEEKO
- return (wxFileOffset)0xffffffff > 0;
+#ifdef wxHAS_LARGE_FFILES
+ return true;
#else
return false;
#endif
// Ideally these tests will be part of the default suite so that regressions
// are picked up. However this is only possible when sparse files are
// supported otherwise the tests require too much disk space.
-//
-// On unix most filesystems support sparse files, so right now I'm just
-// assuming sparse file support on unix. On Windows it's possible to test, and
-// sparse files should be available on Win 5+ with NTFS.
#ifdef __WXMSW__
#ifndef FSCTL_SET_SPARSE
-# ifndef FILE_SPECIAL_ACCESS
+# ifndef FILE_SPECIAL_ACCESS
# define FILE_SPECIAL_ACCESS FILE_ANY_ACCESS
# endif
# define FSCTL_SET_SPARSE CTL_CODE(FILE_DEVICE_FILE_SYSTEM, 49, \
{
// extract the volume 'C:\' or '\\tooter\share\' from the path
wxString vol;
-
- if (path.substr(1, 2) == _T(":\\")) {
+
+ if (path.substr(1, 2) == wxT(":\\")) {
vol = path.substr(0, 3);
} else {
- if (path.substr(0, 2) == _T("\\\\")) {
- size_t i = path.find(_T('\\'), 2);
+ if (path.substr(0, 2) == wxT("\\\\")) {
+ size_t i = path.find(wxT('\\'), 2);
if (i != wxString::npos && i > 2) {
- size_t j = path.find(_T('\\'), ++i);
+ size_t j = path.find(wxT('\\'), ++i);
if (j != i)
- vol = path.substr(0, j) + _T("\\");
+ vol = path.substr(0, j) + wxT("\\");
}
}
}
// NULL means the current volume
- const wxChar *pVol = vol.empty() ? NULL : vol.c_str();
+ const wxChar *pVol = vol.empty() ? (const wxChar *)NULL
+ : vol.c_str();
if (!::GetVolumeInformation(pVol, NULL, 0, NULL, NULL,
- &volumeFlags,
+ &volumeFlags,
volumeType,
WXSIZEOF(volumeType)))
- wxLogSysError(_T("GetVolumeInformation() failed"));
+ {
+ wxLogSysError(wxT("GetVolumeInformation() failed"));
+ }
volumeInfoInit = true;
}
{
if (!volumeInfoInit)
GetVolumeInfo(path);
- return wxString(volumeType).Upper().find(_T("FAT")) != wxString::npos;
+ return wxString(volumeType).Upper().find(wxT("FAT")) != wxString::npos;
}
void MakeSparse(const wxString& path, int fd)
if (!volumeInfoInit)
GetVolumeInfo(path);
-
+
if ((volumeFlags & FILE_SUPPORTS_SPARSE_FILES) != 0)
if (!::DeviceIoControl((HANDLE)_get_osfhandle(fd),
FSCTL_SET_SPARSE,
NULL, 0, NULL, 0, &cb, NULL))
- volumeFlags &= ~ FILE_SUPPORTS_SPARSE_FILES;
+ volumeFlags &= ~FILE_SUPPORTS_SPARSE_FILES;
}
+// return the suite if sparse files are supported, otherwise return NULL
+//
CppUnit::Test* GetlargeFileSuite()
{
if (!volumeInfoInit) {
- wxFile file;
- wxString path = wxFileName::CreateTempFileName(_T("wxlfs-"), &file);
- MakeSparse(path, file.fd());
+ wxString path;
+ {
+ wxFile file;
+ path = wxFileName::CreateTempFileName(wxT("wxlfs-"), &file);
+ MakeSparse(path, file.fd());
+ }
wxRemoveFile(path);
}
bool IsFAT(const wxString& WXUNUSED(path)) { return false; }
void MakeSparse(const wxString& WXUNUSED(path), int WXUNUSED(fd)) { }
-#ifdef __UNIX__
-CppUnit::Test* GetlargeFileSuite() { return largeFile::suite(); }
-#else
-CppUnit::Test* GetlargeFileSuite() { return NULL; }
-#endif
+// return the suite if sparse files are supported, otherwise return NULL
+//
+CppUnit::Test* GetlargeFileSuite()
+{
+ wxString path;
+ struct stat st1, st2;
+ memset(&st1, 0, sizeof(st1));
+ memset(&st2, 0, sizeof(st2));
+
+ {
+ wxFile file;
+ path = wxFileName::CreateTempFileName(wxT("wxlfs-"), &file);
+
+ fstat(file.fd(), &st1);
+ file.Seek(st1.st_blksize);
+ file.Write("x", 1);
+ fstat(file.fd(), &st1);
+
+ file.Seek(0);
+ file.Write("x", 1);
+ fstat(file.fd(), &st2);
+ }
+
+ wxRemoveFile(path);
+
+ if (st1.st_blocks != st2.st_blocks)
+ return largeFile::suite();
+ else
+ return NULL;
+}
#endif // __WXMSW__
projects / wxWidgets.git / blobdiff