Re: [Valgrind-users] BerkeleyDB gets bogus errno in Valgrind

[Julian S. <js...@ac...>]

Thanks for chasing this down.  The attached patch fixes it for me on
R H 9 and SuSE 8.2.  Perhaps you can try it?

J


On Wednesday 07 May 2003 10:01 am, Troels Walsted Hansen wrote:
> Sorry, I managed to forget to attach the script.
>
> Here's the script, as well as two straces, created with the below
> commands, on a RH8+glibc 2.3.3 machine.
>
> strace python dbboguserrno.py 2> strace-normal.txt
> strace valgrind python dbboguserrno.py 2> strace-valgrind.txt
>
> Both traces show the below syscall, but the instance running in Valgrind
> seems to get EAGAIN instead...
>
> open("nosuchfile.db", O_RDONLY|O_NONBLOCK|O_LARGEFILE) = -1 ENOENT (No
> such file or directory)
>
> Troels
>
> > -----Original Message-----
> > From: Nicholas Nethercote [mailto:nj...@he...] On
> > Behalf Of Nicholas Nethercote
> > Sent: 7. mai 2003 10:43
> > To: Troels Walsted Hansen
> > Cc: val...@li...
> > Subject: Re: [Valgrind-users] BerkeleyDB gets bogus errno in Valgrind
> >
> > On Wed, 7 May 2003, Troels Walsted Hansen wrote:
> > > This is the expected behavior of the program.
> > >
> > > rpmdb._rpmdb.DBNoSuchFileError: (2, 'No such file or directory')
> > >
> > > This is what happens in Valgrind. RH8 and RH9 uses
> >
> > BerkeleyDB 4.0.14,
> >
> > > rpmdb._rpmdb.DBAgainError: (11, 'Resource temporarily unavailable --
> > > nosuchfile.db: Resource temporarily unavailable')
> >
> > It's possible that Valgrind's doing something slightly
> > different with file
> > handling that means you get a different behaviour.  Do you have more
> > information about what exactly is happening to prompt this
> > error?  Eg. is
> > it trying to open a file with the open() system call, or
> > something like
> > that?  It's very difficult to know what the problem is from your
> > description so far.
> >
> > N