On Tue, 06/12 14:52, Peter Xu wrote:
> On Tue, Jun 12, 2018 at 02:41:19PM +0800, Fam Zheng wrote:
> > On Tue, 06/12 14:24, Peter Xu wrote:
> > > Hi,
> > >
> > > For example, I wanted to compile QEMU once and install it on multiple
> > > systems. What would be the suggested way to do so?
> > >
> > > Is there something similar to "make bin-rpmpkg" for Linux?
> > >
> > > Thanks in advance,
> >
> > No. The big question is the libraries. Even if you create the rpm, the
> > libraries
> > that you have linked against are not necessarily available on the systems
> > you
> > install. This means you either list all possible libraries as required in
> > the
> > rpm spec, which is a waste, or the list is generated dynamically, which is
> > not
> > trivial. For example, you can easily build QEMU against a custom glib, but
> > it's
> > very tricky to generate an rpm from it that works on other systems.
>
> That's true. But my question was actually specific to when the
> systems are sharing basically the same environment (kernel, library
> versions, etc.). A simple solution is that on each system I install
> qemu official package then the dependencies will all be there, then I
> install my custom package (which will possibly install the binaries
> under /usr/local) and I run the customized binary.
Then simply do
./configure --prefix=/tmp/qemu-install && \
make && \
make install && \
scp -r /tmp/qemu-install $remote
?
Fam
