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detect EOF properly in wxFileInputStream

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16151 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2002-07-12 18:15:11 +00:00
parent 20ea6894a2
commit 9a26db9ed2
1 changed files with 23 additions and 20 deletions
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27
src/common/wfstream.cpp
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@@ -69,17 +69,21 @@ size_t wxFileInputStream::GetSize() const
size_t wxFileInputStream::OnSysRead(void *buffer, size_t size)
{
off_t ret;
off_t ret = m_file->Read(buffer, size);
ret = m_file->Read(buffer, size);
m_lasterror = wxStream_NOERROR;
if (m_file->Eof())
m_lasterror = wxStream_EOF;
if (ret == wxInvalidOffset)
switch ( ret )
{
m_lasterror = wxStream_READ_ERR;
case 0:
m_lasterror = wxSTREAM_EOF;
break;
case wxInvalidOffset:
m_lasterror = wxSTREAM_READ_ERROR;
ret = 0;
break;
default:
m_lasterror = wxSTREAM_NO_ERROR;
}
return ret;
@@ -146,10 +150,9 @@ wxFileOutputStream::~wxFileOutputStream()
size_t wxFileOutputStream::OnSysWrite(const void *buffer, size_t size)
{
size_t ret = m_file->Write(buffer, size);
if (m_file->Error())
m_lasterror = wxStream_WRITE_ERR;
else
m_lasterror = wxStream_NOERROR;
m_lasterror = m_file->Error() ? wxSTREAM_WRITE_ERROR : wxSTREAM_NO_ERROR;
return ret;
}