[svn.haxx.se] · SVN Dev · SVN Users · SVN Org · TSVN Dev · TSVN Users · Subclipse Dev · Subclipse Users · this month's index

Re: Running benchmarks/suite1 on Windows

From: <kmradke_at_rockwellcollins.com>
Date: Tue, 21 Jun 2011 15:44:19 -0500

Johan Corveleyn <jcorvel_at_gmail.com> wrote on 06/21/2011 03:01:31 PM:


> > Max_Path is 256 chars excluding drive part. Max path for unicode
> > version of API is 32,767 when using path with "\\?\" style. I think
> > cmd should be able to work with \\?\ .
> >
> > Ref: http://msdn.microsoft.com/en-us/library/aa365247(VS.85).aspx
> > (Naming Files, Paths, and Namespaces section: Maximum Path Length
> > Limitation)
> Thanks, Daniel. That explains it.
> But unfortunately, the error happens inside the python script
> benchmark.py (in tools/dev/benchmarks/suite1), and I haven't found a
> way to avoid it. I've experimented a bit with pre-pending the path
> with "\\\\?\\" (which was also suggested at the end of this python
> issue: [1]), but it didn't help.
> I'll commit the Windows variant of the run script (run.bat) for now
> with a maximum "levels" of 25, which means it usually won't exceed the
> maximum path length. Maybe someone else can enhance it later (and/or
> benchmark.py) to enable benchmarks for even deeper working copies on
> Windows ...

I thought the windows command line automatically used the \\? paths
when passed a fully qualified name. In fact, recently I was able
to do a "svn cleanup x:\full\path\to\cwd" instead of a "svn cleanup"
which died due to long path issues.

Kevin R.
Received on 2011-06-21 22:44:55 CEST

This is an archived mail posted to the Subversion Dev mailing list.

This site is subject to the Apache Privacy Policy and the Apache Public Forum Archive Policy.