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Re: Building libobjc2 on ubuntu


From: Patryk Laurent
Subject: Re: Building libobjc2 on ubuntu
Date: Fri, 27 Mar 2015 20:25:05 -0700

Thank you Josh, I will try to amend/update the wiki page to reflect what you 
have found.

Patryk


> On Mar 27, 2015, at 8:16 AM, Josh Freeman <address@hidden> wrote:
> 
>   These instructions worked fine several months back, but failed when I tried 
> a couple days ago on a clean, up-to-date 14.04.2 image (same CMake errors):
> http://lists.gnu.org/archive/html/discuss-gnustep/2014-05/msg00049.html
> 
>   However, I was able to get a working build with two tweaks:
> 
> 1. Use the distro's default clang version (3.4) instead of 3.5 - substitute 
> the first line:
> sudo apt-get -y install clang git subversion ninja cmake
> 
> 2. When installing Grand Central Dispatch, the two lines, "sh autogen.sh" & 
> "./configure CFLAGS=...", give errors, so substitute a plain configure:
> 
> ./configure
> 
> 
> Cheers,
> 
> Josh
> 
> 
>> On Thu, Mar 26, 2015 at 9:28 PM, Patryk Laurent wrote:
>> Hi Luis,
>> 
>> Were you following the instructions at the link below?  If there is a 
>> problem with those instructions let me know and I can try to correct them.
>> 
>> http://wiki.gnustep.org/index.php/GNUstep_under_Ubuntu_Linux
>> 
>> Thanks,
>> Patryk
>> 
>> 
>> > On Mar 26, 2015, at 9:10 PM, Luis Garcia Alanis <address@hidden> wrote:
>> >
>> > Hello guys,
>> >
>> > I am trying to build libobjc2 on ubuntu using clang and llvm 3.6
>> >
>> >
>> >       cmake ..
>> >       CMake Error at /usr/share/llvm-3.6/cmake/LLVMConfig.cmake:52 
>> > (include):
>> >   include could not find load file:
>> >
>> >           /usr/lib/llvm-3.6/share/llvm/cmake/LLVMExports.cmake
>> >
>> >
>> >
>> > LLVMExports.cmake is located on /usr/share/llvm-3.6/cmake/ on this distro
>> >
>> > So I did a symlink to the expected location and it works, however now it 
>> > can't find AddLLVM
>> >
>> >       cmake ..
>> >       CMake Error at opts/CMakeLists.txt:4 (include): include could not 
>> > find load file:
>> >
>> >           AddLLVM
>> >
>> > The offending file its on that folder as AddLLVM.cmake
>> >
>> > Do I need to set some ENV variable to tell cmake where these files are 
>> > located?
>> >
>> > I hate to have to build my own clang/llvm, users trying to build gnustep 
>> > are going to be hitting this issue. This issue dates back several versions 
>> > of ubuntu. BTW ubuntu is building gnustep using standard gcc.
>> >
>> > I tried this on ubunut 14.04 (LTS) and 15.04 (soon to be released)
>> >
>> > Thanks
>> > Luis
>> >
>> >
>> > _______________________________________________
>> > Discuss-gnustep mailing list
>> > address@hidden
>> > https://lists.gnu.org/mailman/listinfo/discuss-gnustep
> 
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