Re: OFED-4.8, rdma-core, and library paths

[Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

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On Wed, Feb 08, 2017 at 11:18:20AM -0700, Jason Gunthorpe wrote:
> On Wed, Feb 08, 2017 at 08:01:04PM +0200, Leon Romanovsky wrote:
> > On Wed, Feb 08, 2017 at 10:33:35AM -0700, Jason Gunthorpe wrote:
>
> > Thanks for the help, my final version which works correctly for build in place, install from
> > sources and packages for centos6/centos6 is below:
>
> Looks good
>
> > # Create a special provider with exported symbols in it
> > function(rdma_shared_provider DEST VERSION_SCRIPT SOVERSION VERSION)
> >   # Installed driver file
> >   file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/${DEST}.driver" "driver ${DEST}\n")
> >   install(FILES "${CMAKE_CURRENT_BINARY_DIR}/${DEST}.driver" DESTINATION "${CONFIG_DIR}")
> >
> >   # Uninstalled driver file
> >   file(MAKE_DIRECTORY "${BUILD_ETC}/libibverbs.d/")
> >   file(WRITE "${BUILD_ETC}/libibverbs.d/${DEST}.driver" "driver ${BUILD_LIB}/lib${DEST}\n")
> >
> >   # Create a static provider library
> >   if (ENABLE_STATIC)
> >     add_library(${DEST} STATIC ${ARGN})
> >     set_target_properties(${DEST} PROPERTIES LIBRARY_OUTPUT_DIRECTORY "${BUILD_LIB}")
> >     install(TARGETS ${DEST} DESTINATION "${CMAKE_INSTALL_LIBDIR}")
> >
> >     list(APPEND RDMA_STATIC_LIBS ${DEST}-rdmav2 ${DEST})
> >     set(RDMA_STATIC_LIBS "${RDMA_STATIC_LIBS}" CACHE INTERNAL "")
> >   endif()
> >
> >   # Create the plugin shared library
> >   add_library(${DEST} SHARED ${ARGN})
> >   # Even though these are modules we still want to use Wl,--no-undefined
> >   set_target_properties(${DEST} PROPERTIES LINK_FLAGS ${CMAKE_SHARED_LINKER_FLAGS})
> >   rdma_set_library_map(${DEST} ${VERSION_SCRIPT})
> >
> >   target_link_libraries(${DEST} LINK_PRIVATE ${COMMON_LIBS_PIC})
> >   target_link_libraries(${DEST} LINK_PRIVATE ibverbs)
> >   target_link_libraries(${DEST} LINK_PRIVATE ${CMAKE_THREAD_LIBS_INIT})
> >   set_target_properties(${DEST} PROPERTIES
> >   	SOVERSION ${SOVERSION}
> >   	VERSION ${VERSION}
> >   	LIBRARY_OUTPUT_DIRECTORY "${BUILD_LIB}")
> >   add_custom_target(share_link ALL DEPENDS "${DEST}"  COMMAND ${CMAKE_COMMAND} -E create_symlink "lib${DEST}.so.${VERSION}"
> > 	  "${BUILD_LIB}/lib${DEST}-rdmav2.so")
> >   add_dependencies(share_link ${DEST})
>
> Except this really shouldn't be a rule.  The non-rule method is used
> everywhere else (eg man pages), so it must work here, it doesn't make
> sense that ninja vs make would be any different. When you get
> everything working put it back to execute_process..

I tried it now and with ninja run, I'm getting the following error:
-- Performing Test HAVE_C_WREDUNDANT_DECLS - Success
failed to create symbolic link '/home/leonro/src/rdma-core/build/lib/libmlx5-rdmav2.so': No such file or directory
-- Missing Optional Items:

Thanks

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