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fix error handling in the generic branch of wxCopyFile()

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45160 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2007-03-30 16:27:52 +00:00
parent 56ba039411
commit 853c39d78b
1 changed files with 3 additions and 4 deletions
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7
src/common/filefn.cpp
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@@ -1120,18 +1120,17 @@ wxCopyFile (const wxString& file1, const wxString& file2, bool overwrite)
// copy contents of file1 to file2 // copy contents of file1 to file2
char buf[4096]; char buf[4096];
size_t count;
for ( ;; ) for ( ;; )
{ {
count = fileIn.Read(buf, WXSIZEOF(buf)); ssize_t count = fileIn.Read(buf, WXSIZEOF(buf));
if ( fileIn.Error() ) if ( count == wxInvalidOffset )
return false; return false;
// end of file? // end of file?
if ( !count ) if ( !count )
break; break;
if ( fileOut.Write(buf, count) < count ) if ( fileOut.Write(buf, count) < (size_t)count )
return false; return false;
} }