use wxFileSize_t instead of wxFileOffset or off_t

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29856 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/imagbmp.cpp

@@ -843,15 +843,15 @@ bool wxBMPHandler::LoadDib(wxImage *image, wxInputStream& stream,
     wxUint16        aWord;
     wxInt32         dbuf[4];
     wxInt8          bbuf[4];
-    off_t           offset;
 
-    offset = 0; // keep gcc quiet
+    wxFileSize_t offset = 0; // keep gcc quiet
     if ( IsBmp )
     {
         // read the header off the .BMP format file
 
         offset = stream.TellI();
-        if (offset == wxInvalidOffset) offset = 0;
+        if (offset == wxInvalidOffset)
+            offset = 0;
 
         stream.Read(bbuf, 2);
         stream.Read(dbuf, 16);

src/common/image.cpp

@@ -1485,7 +1485,7 @@ bool wxImageHandler::CanRead( const wxString& name )
 
 bool wxImageHandler::CallDoCanRead(wxInputStream& stream)
 {
-    off_t posOld = stream.TellI();
+    wxFileSize_t posOld = stream.TellI();
     if ( posOld == wxInvalidOffset )
     {
         // can't test unseekable stream

src/common/intl.cpp

@@ -1120,19 +1120,19 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
     return false;
 
   // get the file size
-  wxFileOffset nSize = fileMsg.Length();
+  wxFileSize_t nSize = fileMsg.Length();
   if ( nSize == wxInvalidOffset )
     return false;
 
   // read the whole file in memory
   m_pData = new size_t8[nSize];
-  if ( fileMsg.Read(m_pData, (size_t)nSize) != (size_t)nSize ) {
+  if ( fileMsg.Read(m_pData, nSize) != nSize ) {
     wxDELETEA(m_pData);
     return false;
   }
 
   // examine header
-  bool bValid = (size_t)nSize > sizeof(wxMsgCatalogHeader);
+  bool bValid = nSize > sizeof(wxMsgCatalogHeader);
 
   wxMsgCatalogHeader *pHeader = (wxMsgCatalogHeader *)m_pData;
   if ( bValid ) {
@@ -1157,7 +1157,7 @@ bool wxMsgCatalogFile::Load(const wxChar *szDirPrefix, const wxChar *szName0,
                    Swap(pHeader->ofsOrigTable));
   m_pTransTable = (wxMsgTableEntry *)(m_pData +
                    Swap(pHeader->ofsTransTable));
-  m_nSize = (size_t)nSize;
+  m_nSize = nSize;
 
   // now parse catalog's header and try to extract catalog charset and
   // plural forms formula from it:

src/common/stream.cpp

@@ -621,7 +621,7 @@ wxFileOffset wxStreamBuffer::Seek(wxFileOffset pos, wxSeekMode mode)
 
 wxFileOffset wxStreamBuffer::Tell() const
 {
-    wxFileOffset pos;
+    wxFileSize_t pos;
 
     // ask the stream for position if we have a real one
     if ( m_stream )
@@ -889,7 +889,7 @@ wxFileOffset wxInputStream::SeekI(wxFileOffset pos, wxSeekMode mode)
 
 wxFileOffset wxInputStream::TellI() const
 {
-    wxFileOffset pos = OnSysTell();
+    wxFileSize_t pos = OnSysTell();
 
     if (pos != wxInvalidOffset)
         pos -= (m_wbacksize - m_wbackcur);
@@ -1122,7 +1122,7 @@ wxFileOffset wxBufferedInputStream::SeekI(wxFileOffset pos, wxSeekMode mode)
 
 wxFileOffset wxBufferedInputStream::TellI() const
 {
-    wxFileOffset pos = m_i_streambuf->Tell();
+    wxFileSize_t pos = m_i_streambuf->Tell();
 
     if (pos != wxInvalidOffset)
         pos -= (m_wbacksize - m_wbackcur);

src/common/textfile.cpp

@@ -97,7 +97,7 @@ bool wxTextFile::OnRead(wxMBConv& conv)
     char *strBuf, *strPtr, *strEnd;
     char ch, chLast = '\0';
     char buf[1024];
-    int n, nRead;
+    wxFileSize_t nRead;
 
     strPtr = strBuf = new char[1024];
     strEnd = strBuf + 1024;
@@ -112,7 +112,7 @@ bool wxTextFile::OnRead(wxMBConv& conv)
             return false;
         }
 
-        for (n = 0; n < nRead; n++)
+        for (wxFileSize_t n = 0; n < nRead; n++)
         {
             ch = buf[n];
             switch ( ch )

src/common/wfstream.cpp

@@ -69,7 +69,7 @@ size_t wxFileInputStream::GetSize() const
 
 size_t wxFileInputStream::OnSysRead(void *buffer, size_t size)
 {
-    wxFileOffset ret = m_file->Read(buffer, size);
+    wxFileSize_t ret = m_file->Read(buffer, size);
 
     // NB: we can't use a switch here because HP-UX CC doesn't allow
     //     switching over long long (which off_t is in 64bit mode)
@@ -234,9 +234,7 @@ size_t wxFFileInputStream::GetSize() const
 
 size_t wxFFileInputStream::OnSysRead(void *buffer, size_t size)
 {
-    wxFileOffset ret;
+    wxFileSize_t ret = m_file->Read(buffer, size);
-
-    ret = m_file->Read(buffer, size);
 
     if (m_file->Eof())
         m_lasterror = wxSTREAM_EOF;

src/unix/snglinst.cpp

@@ -277,7 +277,7 @@ bool wxSingleInstanceCheckerImpl::Create(const wxString& name)
     }
 
     char buf[256];
-    off_t count = file.Read(buf, WXSIZEOF(buf));
+    wxFileSize_t count = file.Read(buf, WXSIZEOF(buf));
     if ( count == wxInvalidOffset )
     {
         wxLogError(_("Failed to read PID from lock file."));