Re: VC++ 9/Vista: Write Error when creating .url files

From:
David Lowndes <DavidL@example.invalid>
Newsgroups:
microsoft.public.vc.stl
Date:
Sun, 22 Jun 2008 17:48:52 +0100
Message-ID:
<3b0t54tb8s2aqht58cjq41gp1tdh8v90be@4ax.com>

I want to create files with extension ".url". Using an STL object like this:

   fstream f("C:\\Temp\\Test.url",ios_base::out | ios_base::trunc | ios_base::binary,_SH_DENYWR);

STL throws an error if I navigate Windows Explorer on Windows Server 2008 (Vista) to the destination folder to check the writing progress while my program is writing.


Axel,

Do you get the problem if your application has already opened the file
- i.e. it's currently writing the file when you use Explorer to view
the same folder, or are you already viewing the folder with Explorer
when you try to open the file?

What is the error you get - and can you trace it back to the point in
the source code to determine the reason for it?

If I change the file extension to something else, everything works fine.

This is particularly strange because I've given _SH_DENYWR which should keep Windows Explorer from accessing the file in any other way than reading.


What happens if you open the file exclusively - don't allow read or
write?

Dave

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