On 06/13/2013 08:20 PM, Björn Esser wrote:
Am Donnerstag, den 13.06.2013, 19:09 +0200 schrieb Mattias Ellert:
> tor 2013-06-13 klockan 17:34 +0200 skrev Simone Caronni:
>
>>
>> Exactly, here an example of a Koji build done with _isa'ed
>> BuildRequires (taken from the link I've posted before):
>>
>> $ rpm -qpR libguac-client-vnc-0.6.0-4.fc17.src.rpm
>> cairo-devel(x86-64)
>> gnutls-devel(x86-64)
>> libguac-devel(x86-64) = 0.6.0
>> libvncserver-devel(x86-64)
>> rpmlib(FileDigests) <= 4.6.0-1
>> rpmlib(CompressedFileNames) <= 3.0.4-1
>>
>> This means I can't rebuild the src.rpm on an i686. This is wrong.
>
> If what you say above was true it would be a problem. But it doesn't
> work like that.
>
> $ uname -p
> x86_64
> $ rpm -q --requires -p globus-common-14.9-3.fc18.src.rpm | grep x86
> globus-core(x86-32) >= 8
> libtool-ltdl-devel(x86-32)
> $ rpm -q --whatprovides 'globus-core(x86-32)'
'libtool-ltdl-devel(x86-32)'
> inget paket tillhandahåller globus-core(x86-32)
> inget paket tillhandahåller libtool-ltdl-devel(x86-32)
> $ rpmbuild --rebuild globus-common-14.9-3.fc18.src.rpm
>
> ... build succeeds ... because the BRs needed on the build system's architecture
are there
>
> [ellert@localhost ~]$ rpm -q --whatprovides 'globus-core(x86-64)'
'libtool-ltdl-devel(x86-64)'
> globus-core-8.9-6.fc18.x86_64
> libtool-ltdl-devel-2.4.2-7.fc18.x86_64
The _isa-macro _ALWAYS_ evals x86-64 on x86_64, even if the binary-rpm
is build against i686-devel/libs...
Or to be more clear: If you build an rpm on x86_64 against i686 libs the
resulting bin-rpm will _ALWAYS_ provide x86-64-arched.
No. %{_isa} evaluates to the target arch of the build:
[pmatilai@localhost SPECS]$ rpmspec -q --buildrequires rpm.spec|head -10
libdb-devel
libdb-devel(x86-64)
fakechroot
redhat-rpm-config
gawk
elfutils-devel(x86-64) >= 0.112
elfutils-libelf-devel(x86-64)
readline-devel(x86-64)
zlib-devel(x86-64)
nss-devel(x86-64)
[pmatilai@localhost SPECS]$ rpmspec -q --buildrequires --target i686
rpm.spec|head -10
libdb-devel
libdb-devel(x86-32)
fakechroot
redhat-rpm-config
gawk
elfutils-devel(x86-32) >= 0.112
elfutils-libelf-devel(x86-32)
readline-devel(x86-32)
zlib-devel(x86-32)
nss-devel(x86-32)
- Panu -