[cfe-dev] How to build both static and shared libs for libc++?
cdavis5x at gmail.com
Fri Apr 5 20:29:54 PDT 2013
On Apr 4, 2013, at 11:52 PM, Zack Perry wrote:
> Since early today, I have been trying to pick up CMake/CPack as far as
> I can so that I can build both static and shared libs for the libc++
> 3.3 from SVN.
> The goal is to create a RPM for RHEL 6.4. The CPack part didn't take
> me long to finish. But so far (as a CMake newbie), I am stumbled by
> the CMakeLists.txt.
> 40 option(LIBCXX_ENABLE_SHARED "Build libc++ as a shared library." ON)
> 232 if (NOT LIBCXX_ENABLE_SHARED)
> 233 list(APPEND LIBCXX_CXX_FEATURE_FLAGS -D_LIBCPP_BUILD_STATIC)
> 234 endif()
> Looking at the above, I tried two ways:
> 0. Changing the ON to OFF in line 40. Got static lib built.
> 1. Keeping line 40 as is, I got shared lib
> In line 232, taking out NOT, I still got shared lib. Comment out 232
> and 234, I got shared lib again.
> Could anyone kindly tell me what I missed?
I don't think the CMake files in libc++ are set up to build both shared and static at the same time. For now, you'll have to build twice: once shared, and once static. (Someone should really fix that. :)
> -- Zack
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> cfe-dev at cs.uiuc.edu
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