Re: multiple architectures and subpackages

[Jeff Johnson <n3npq jbj gmail com>]

On Sep 26, 2006, at 5:09 PM, Andrei Kazarov wrote:

> Hi Jeff,
>
> Thanks for the clarification.
>
> However I still have a question:
> > ... there's no way to produce sub-packages with a different arch  
> > from a build.
> >
> > Well you can do some sick things with
> >     BuildArch: i386 noarch
> > and
> >     %ifarch noarch
> >     ...
> >     %else
> >     ...
> >     %endif
> Assuming I'm on i386 platform, how do I make both .i386.rpm  
> and .noarch.rpm from a spec file like above? In other words, how do  
> I instruct rpmbuild to build for 'noarch' platform? Some docs tell  
> that there is --buildarch option, however rpmbuild on my system  
> (RHEL4) does not have it, but something like "--target=CPU-VENDOR- 
> OS        override target platform" instead.

The --target option will take multiple, comma separated, CPU-VENDOR- 
OS strings.

I stiil suggest that the simple shell loop
    for A in i386 noarch
    do
	rpm build -ba --target $A foo.spec
    done
is easier to understand and more reliable process.

> In general, I'm having difficulties in finding the complete and up- 
> to-dated RPM manual for my system. Does anyone have a hint?

Isn't everyone having difficulties? ;-)

"Maximum RPM" is online at http://wraptastic.org. and "The Red Hat  
RPM Guide" is somewhere on redhat.com, and
then there's the Guru Labs tutorial and ...

73 de Jeff