[Bf-committers] building blender

Owen Hogarth II gurenchan at gmail.com
Sat Mar 19 03:59:09 CET 2016 

I'm still getting the same OSL errors.

The install deps script that I am running looks like this:
/sdk/blender/blender-src/build_files/build_environment/./install_deps.sh
--source=/opt/blender/deps/src --install=/opt/blender/deps --with-all
--force-llvm --ver-llvm=3.5

-----------------------------------------
Reading package lists... Done
Building dependency tree
Reading state information... Done
bison is already the newest version (2:3.0.4.dfsg-1).
flex is already the newest version (2.6.0-11).
libtbb-dev is already the newest version (4.3~20150611-0.1).
0 upgraded, 0 newly installed, 0 to remove and 142 not upgraded.

Building OpenShadingLanguage-1.7.1
Ensuring /opt/blender/deps exists and is writable by us
--2016-03-19 10:47:44--
https://github.com/imageworks/OpenShadingLanguage/archive/Release-1.7.1.tar.gz
Resolving github.com (github.com)... 192.30.252.129
Connecting to github.com (github.com)|192.30.252.129|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location:
https://codeload.github.com/imageworks/OpenShadingLanguage/tar.gz/Release-1.7.1
[following]
--2016-03-19 10:47:46--
https://codeload.github.com/imageworks/OpenShadingLanguage/tar.gz/Release-1.7.1
Resolving codeload.github.com (codeload.github.com)... 192.30.252.161
Connecting to codeload.github.com (codeload.github.com)|192.30.252.161|:443...
connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/x-gzip]
Saving to: '/opt/blender/deps/src/OpenShadingLanguage-1.7.1.tar.gz'

/opt/blender/deps/src/OpenShadingLangua     [     <=>
                                                ]  11.83M   365KB/s    in
48s

2016-03-19 10:48:38 (253 KB/s) -
'/opt/blender/deps/src/OpenShadingLanguage-1.7.1.tar.gz' saved [12405694]

Unpacking OpenShadingLanguage-1.7.1
-- The C compiler identification is GNU 5.3.1
-- The CXX compiler identification is GNU 5.3.1
-- Check for working C compiler: /usr/bin/cc
-- Check for working C compiler: /usr/bin/cc -- works
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Detecting C compile features
-- Detecting C compile features - done
-- Check for working CXX compiler: /usr/bin/c++
-- Check for working CXX compiler: /usr/bin/c++ -- works
-- Detecting CXX compiler ABI info
-- Detecting CXX compiler ABI info - done
-- Detecting CXX compile features
-- Detecting CXX compile features - done
-- Project build dir = /opt/blender/deps/src/OpenShadingLanguage-1.7.1/build
-- CMAKE_CXX_COMPILER is /usr/bin/c++
-- CMAKE_CXX_COMPILER_ID is GNU
-- Compiling with SIMD level sse2
-- Setting Namespace to:
-- platform = linux64
-- Partio not found
CMake Error at src/cmake/externalpackages.cmake:199 (message):
  LLVM 3.5.2 requires C++11.  You must build with USE_CPP11=1 or
USE_CPP14=1.
Call Stack (most recent call first):
  CMakeLists.txt:323 (include)


-- Configuring incomplete, errors occurred!
See also
"/opt/blender/deps/src/OpenShadingLanguage-1.7.1/build/CMakeFiles/CMakeOutput.log".
See also
"/opt/blender/deps/src/OpenShadingLanguage-1.7.1/build/CMakeFiles/CMakeError.log".
make: *** No targets specified and no makefile found.  Stop.
make: *** No rule to make target 'clean'.  Stop.
ERROR! OpenShadingLanguage-1.7.1 failed to compile, exiting


On Sat, Mar 19, 2016 at 1:23 AM, Sergey Sharybin <sergey.vfx at gmail.com>
wrote:

> Which exact debian you're on?
>
> Our script installs llvm-dev package, which is default to 3.5 for Debian
> Jessie and it's 3.6 for Stretch and Sid.
>
> You might try the following:
>
> - Use --ver-llvm=3.5 command line argument to force LLVM 3.5 to be used.
> This might result in C++11 issues i've mentioned above.
> - Use --force-llvm command line argument to force llvm-3.4 to be locally
> compiled and installed to /opt/lib. This will match the release environment
> in fact.
>
> On Fri, Mar 18, 2016 at 8:53 PM, Owen Hogarth II <gurenchan at gmail.com>
> wrote:
>
> > quick update
> >
> > I just received response from the OSL guys. They say that OSL can be
> built
> > with 3.5 but blender script seems to want to use 3.4 or 3.6 on this build
> > of debian testing llvm 3.4 is not in the repo. Why does this version of
> > blender want to use 3.4 or 3.6 but not 3.5?
> >
> > Best,
> > Owen
> >
> > On Fri, Mar 18, 2016 at 2:20 PM, Owen Hogarth II <gurenchan at gmail.com>
> > wrote:
> >
> > > oh, I see.
> > >
> > > I though llvm 3.5 would work but currently this version of debian
> jessie
> > > testing doesn't have llvm 3.4
> > >
> > > I'll post it on the OSL github issue tracker.
> > >
> > > Best,
> > > Owen
> > >
> > > On Fri, Mar 18, 2016 at 2:14 PM, Sergey Sharybin <sergey.vfx at gmail.com
> >
> > > wrote:
> > >
> > >> Hi,
> > >>
> > >> You've linked quite old discussion which comes from the times when
> > >> LLVM-3.6
> > >> was not supported by changed JIT API, this has been changed now and
> > >> LLVM-3.6 is suported.
> > >>
> > >> The issue here, however, is that different distros are packing LLVM
> > >> differently. For example, compiling LLVM from sources works just fine
> > with
> > >> OSL's CMake rules, but Ubuntu's LLVM package is lacking some corner
> case
> > >> checks for that.
> > >>
> > >> You can either manually compile OSL with tweaks to the CMake rules to
> > >> ignore MCJIT library all together or (which is better) submit report
> to
> > >> OSL
> > >> upstream about OSL not compiling correct with your LLVM.
> > >>
> > >> Some disclaimers:
> > >>
> > >> - install_deps.sh installs default version of the LLVM if the
> requested
> > >> one
> > >> is not available (requested one is LLVM-3.4 in fact)
> > >> - I don't know if the rules in install_des.sh will work correct with
> > LLVM
> > >> >
> > >> 3.4 btw. Such configuration requires OSL to be compiled with C++11,
> > which
> > >> we don't do yet.
> > >>
> > >>
> > >> On Fri, Mar 18, 2016 at 10:43 AM, Owen Hogarth II <
> gurenchan at gmail.com>
> > >> wrote:
> > >>
> > >> > The issue if I'm correct is that OSL just doesn't work with llvm 3.6
> > but
> > >> > the blender script automatically downloads llvm 3.6
> > >> > The OSL github issue that I linked to has some recent information
> but
> > I
> > >> > don't know what blender's stance on it.
> > >> >
> > >> > I've built blender a while ago no problems. Currently I build w
> > >> --skip-osl
> > >> > for the moment as a workaround.
> > >> >
> > >> > I'd still like to hear what the team has to say about OSL on linux
> > >> though.
> > >> >
> > >> > Best,
> > >> > Owen
> > >> >
> > >> > On Fri, Mar 18, 2016 at 1:33 PM, Tianwei Shen <
> > shentianweipku at gmail.com
> > >> >
> > >> > wrote:
> > >> >
> > >> > > Hi,
> > >> > >
> > >> > > I encountered the same problem when compiling blender on centos 7.
> > It
> > >> > seems
> > >> > > that there is some problem with OSL:
> > >> > >
> > >> > > Building OpenShadingLanguage-1.7.1
> > >> > > Ensuring /opt/lib exists and is writable by us
> > >> > > ILMBASE_HOME=/opt/lib/openexr
> > >> > > -- The C compiler identification is GNU 4.8.5
> > >> > > -- The CXX compiler identification is GNU 4.8.5
> > >> > > -- Check for working C compiler: /usr/bin/cc
> > >> > > -- Check for working C compiler: /usr/bin/cc -- works
> > >> > > -- Detecting C compiler ABI info
> > >> > > -- Detecting C compiler ABI info - done
> > >> > > -- Detecting C compile features
> > >> > > -- Detecting C compile features - done
> > >> > > -- Check for working CXX compiler: /usr/bin/c++
> > >> > > -- Check for working CXX compiler: /usr/bin/c++ -- works
> > >> > > -- Detecting CXX compiler ABI info
> > >> > > -- Detecting CXX compiler ABI info - done
> > >> > > -- Detecting CXX compile features
> > >> > > -- Detecting CXX compile features - done
> > >> > > -- Project build dir =
> > >> > > /home/tianwei/src/blender-deps/OpenShadingLanguage-1.7.1/build
> > >> > > -- CMAKE_CXX_COMPILER is /usr/bin/c++
> > >> > > -- CMAKE_CXX_COMPILER_ID is GNU
> > >> > > -- Compiling with SIMD level sse2
> > >> > > -- Setting Namespace to:
> > >> > > -- platform = linux64
> > >> > > -- Partio not found
> > >> > > -- CMAKE_INSTALL_RPATH = /opt/lib/osl-1.7.1/lib
> > >> > > -- Create oslversion.h from oslversion.h.in
> > >> > > CMake Error: The following variables are used in this project, but
> > >> they
> > >> > are
> > >> > > set to NOTFOUND.
> > >> > > Please set them or make sure they are set and tested correctly in
> > the
> > >> > CMake
> > >> > > files:
> > >> > > LLVM_MCJIT_LIBRARY
> > >> > >     linked by target "oslexec" in directory
> > >> > >
> > >>
> /home/tianwei/src/blender-deps/OpenShadingLanguage-1.7.1/src/liboslexec
> > >> > >
> > >> > > -- Configuring incomplete, errors occurred!
> > >> > > See also
> > >> > >
> > >> > >
> > >> >
> > >>
> >
> "/home/tianwei/src/blender-deps/OpenShadingLanguage-1.7.1/build/CMakeFiles/CMakeOutput.log".
> > >> > > See also
> > >> > >
> > >> > >
> > >> >
> > >>
> >
> "/home/tianwei/src/blender-deps/OpenShadingLanguage-1.7.1/build/CMakeFiles/CMakeError.log".
> > >> > > make: *** No targets specified and no makefile found.  Stop.
> > >> > > make: *** No rule to make target `clean'.  Stop.
> > >> > > ERROR! OpenShadingLanguage-1.7.1 failed to compile, exiting
> > >> > >
> > >> > > This compiling process works fine on my mac.
> > >> > >
> > >> > >
> > >> > >
> > >> > > Thanks,
> > >> > > Tianwei
> > >> > >
> > >> > > On Fri, Mar 18, 2016 at 5:27 AM, Owen Hogarth II <
> > gurenchan at gmail.com
> > >> >
> > >> > > wrote:
> > >> > >
> > >> > > > Howdy
> > >> > > >
> > >> > > > compiling blender from source today it seems to want to update
> to
> > >> llvm
> > >> > > 3.6
> > >> > > > but of OSL doesn't build with llvm 3.6
> > >> > > >
> > >> > > > I manually downgraded my own copies of llvm and clang to 3.5 but
> > the
> > >> > > > install_deps.sh script pulls down 3.6
> > >> > > >
> > >> > > > there's this long thread about it on github:
> > >> > > > https://github.com/imageworks/OpenShadingLanguage/issues/480
> > >> > > >
> > >> > > > I'd like to avoid mucking around in the install script so is
> there
> > >> any
> > >> > > > officially supported way to build blender with OSL from source?
> > >> > > >
> > >> > > > Best,
> > >> > > > Owen
> > >> > > > _______________________________________________
> > >> > > > Bf-committers mailing list
> > >> > > > Bf-committers at blender.org
> > >> > > > http://lists.blender.org/mailman/listinfo/bf-committers
> > >> > > >
> > >> > > _______________________________________________
> > >> > > Bf-committers mailing list
> > >> > > Bf-committers at blender.org
> > >> > > http://lists.blender.org/mailman/listinfo/bf-committers
> > >> > >
> > >> > _______________________________________________
> > >> > Bf-committers mailing list
> > >> > Bf-committers at blender.org
> > >> > http://lists.blender.org/mailman/listinfo/bf-committers
> > >> >
> > >>
> > >>
> > >>
> > >> --
> > >> With best regards, Sergey Sharybin
> > >> _______________________________________________
> > >> Bf-committers mailing list
> > >> Bf-committers at blender.org
> > >> http://lists.blender.org/mailman/listinfo/bf-committers
> > >>
> > >
> > >
> > _______________________________________________
> > Bf-committers mailing list
> > Bf-committers at blender.org
> > http://lists.blender.org/mailman/listinfo/bf-committers
> >
>
>
>
> --
> With best regards, Sergey Sharybin
> _______________________________________________
> Bf-committers mailing list
> Bf-committers at blender.org
> http://lists.blender.org/mailman/listinfo/bf-committers
>

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