in deps/BuildBootstrap.Makefile, put '+' in the line so it becomes as
follows:
+LIB_DEPENDENCY += $(LIBDIR)/lib$(LLVM_LIB_NAME).$(SHLIB_EXT)
Then Pkg.build("CXX")
On Sunday, September 4, 2016 at 9:37:45 PM UTC+8, Uwe Fechner wrote:
>
> Could you explain your fix? I have the same error.
>
> Uwe
>
> On Sunday, September 4, 2016 at 6:22:36 AM UTC+2, K leo wrote:
>>
>> The error of adding Cxx was eliminated by changing small bits in the
>> makefile. It builds successfully. I am so surprised to find that it is
>> such a huge package with over 1GB in size.
>>
>> On Sunday, September 4, 2016 at 6:41:28 AM UTC+8, K leo wrote:
>>>
>>> Thanks very much for the advise.
>>>
>>> One question is whether Cxx is mature enough to be usable at this stage.
>>> I tried to add it with Julia 0.5 and got the following errors:
>>>
>>> julia> Pkg.add("Cxx")
>>> INFO: Installing Cxx v0.0.1
>>> INFO: Building Cxx
>>> writing path.jl file
>>> Tuning for julia installation at: /home/xxx/Software/julia-e6f843b073/bin
>>> g++ -D_GLIBCXX_USE_CXX11_ABI=0 -fno-rtti -DLIBRARY_EXPORTS -fPIC -O0 -g
>>> -std=c++11 -I/home/xxx/Software/julia-e6f843b073/bin/../../src/support
>>> -I/home/xxx/Software/julia-e6f843b073/bin/../include -Isrc/clang-3.7.1/lib
>>> -Ibuild/clang-3.7.1/include -Isrc/clang-3.7.1/include
>>> -Isrc/llvm-3.7.1/include -Ibuild/llvm-3.7.1/include -DLLVM_NDEBUG -c
>>> ../src/bootstrap.cpp -o build/bootstrap.o
>>> ../src/bootstrap.cpp:19:35: fatal error: llvm/ADT/DenseMapInfo.h: No
>>> such file or directory
>>> compilation terminated.
>>> BuildBootstrap.Makefile:131: recipe for target 'build/bootstrap.o' failed
>>> make: *** [build/bootstrap.o] Error 1
>>> =================================[ ERROR: Cxx
>>> ]=================================
>>>
>>> LoadError: failed process: Process(`make -j2 -f BuildBootstrap.Makefile
>>> BASE_JULIA_HOME=/home/xxx/Software/julia-e6f843b073/bin`, ProcessExited(2))
>>> [2]
>>> while loading /home/xxx/.julia/v0.5/Cxx/deps/build.jl, in expression
>>> starting on line 31
>>>
>>>
>>> ================================================================================
>>>
>>> ================================[ BUILD ERRORS
>>> ]================================
>>>
>>> WARNING: Cxx had build errors.
>>>
>>> - packages with build errors remain installed in /home/xxx/.julia/v0.5
>>> - build the package(s) and all dependencies with `Pkg.build("Cxx")`
>>> - build a single package by running its `deps/build.jl` script
>>>
>>>
>>> ================================================================================
>>> INFO: Package database updated
>>>
>>> On Saturday, September 3, 2016 at 9:17:38 AM UTC+8, Steven G. Johnson
>>> wrote:
>>>>
>>>>
>>>>
>>>> On Friday, September 2, 2016 at 8:51:21 PM UTC-4, K leo wrote:
>>>>>
>>>>> While the majority of my analytics are in Julia, I will need to use an
>>>>> external event handling API which is implemented in C++. It looks that I
>>>>> have two options: 1) write the main code in C++ with the API and call
>>>>> Julia
>>>>> function for analytics; 2) write the main code also in Julia that work
>>>>> seamlessly with my analytics and call the C++ API for events.
>>>>>
>>>>> Which would be the better path in terms of ease of coding and
>>>>> performance?
>>>>>
>>>>
>>>> Much easier to call C++ from Julia, particularly with the Cxx.jl
>>>> package <https://github.com/Keno/Cxx.jl>. Performance-wise, it
>>>> shouldn't matter, but it is always easier to write glue code in a
>>>> higher-level language than in a lower-level language.
>>>>
>>>
