Re: [Qemu-devel] [RFC][PATCH] signrom: Speed up checksum calculation

[Anthony Liguori]

On 01/23/2012 02:32 PM, Jan Kiszka wrote:
> On 2012-01-23 21:08, Anthony Liguori wrote:
> > On 01/23/2012 01:25 PM, Stefan Weil wrote:
> > > Am 23.01.2012 20:19, schrieb Jan Kiszka:
> > > > On 2012-01-23 20:16, Stefan Weil wrote:
> > > > > Am 23.01.2012 19:38, schrieb Jan Kiszka:
> > > [snip]
> > > > > What about replacing the whole script by a python script?
> > > > > That would save about 6 more forks :-)
> > > >
> > > > I think we have no python dependency in the build system yet - while we
> > > > have for awk. That was also the original reason to go for a shell
> > > > script.
> > > >
> > > > If the situation changed, I would not vote against python, for sure.
> > > >
> > > > Jan
> > >
> > > We do. Even configure will fail now without Python:
> > >
> > > if ! has $python; then
> > > echo "Python not found. Use --python=/path/to/python"
> > > exit 1
> > > fi
> > >
> > > QEMU depends on Python = Python 2 for QAPI, tracing and maybe more.
> > > See scripts/*.py.
> >
> > I've been thinking that we could potentially rewrite a large chunk
> > (all?) of configure in python too since we have such a hard dependency now.
>
> Sounds almost like a GSoC project.

That's a good idea!

> Or work for someone who did something nasty ;).

Shhh, don't tell any students that :-)

Regards,

Anthony Liguori

> At least it's no afternoon hack when done properly.
>
> However, I will now write signrom.py. That's much shorter.
>
> Jan