Pierre Labastie wrote:
> Le 01/03/2014 21:14, Bruce Dubbs a écrit :
>> Pierre Labastie wrote:
>>
>>>> It sounds like we need to add a check for libgmp on the host. Perhaps
>>>> libmpfr and libmpc also.
>>
>>> It is the .la files, which fire the issue. I could reproduce the error with
>>> lfs-7.5-rc1 as the host, by removing libgmp.la.
>>>
>>> Actually, neither Debian nor Arch provide those .la files. I have not
>>> checked
>>> Fedora yet.
>>>
>>> I am not sure what should be done. If users accept to install libgmp-dev,
>>> libmpfr-dev, libmpc-dev on their host, the easiest would be to completely
>>> remove the build of those packages for gcc-pass1. I'll try that. This would
>>> imply that the host requirement be augmented with both libraries _and_
>>> headers
>>> checks.
>>>
>>> Otherwise, maybe just a note telling to remove the .la files (completely
>>> removing them gives the cleanest build), at least for the course of the
>>> build?
>>
>> Yes, on my system I have /usr/lib/libmpfr.la which contains
>> dependency_libs=' /usr/lib/libgmp.la'.
>>
>> If we add the following to the host system requirements, would that be
>> enough?
>>
>> [ -e /usr/lib/libmpfr.la ] && [ ! -e /usr/lib/libgmp.la ] &&
>> echo "libgmp is missing"
>>
>> I'm going to hold off releasing 7.5 until we get this settled.
>>
>> -- Bruce
>>
> I think it is the idea of the fix, except that the libs may be in /usr/lib64
> (as in Slackware64). The message should be changed though, since libgmp.so
> might be installed without libgmp.la. Do not know exactly what to say: "please
> install a package with libgmp.la, or remove libmpfr.la" (too long...)
Hmm. How about:
if [ $(ls /usr/lib*/lib{mpfr,gmp,mpc}.so|wc -l) != 3 ]; then
echo one of lib{mpfr,gmp,mpc}.so is missing
fi
-- Bruce
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