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[libc++] Use generator expression in Linker script generation

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This is an alternative to the workaround in 34a3b24a90c6.

Differential Revision: https://reviews.llvm.org/D68880
This commit is contained in:
Louis Dionne 2019-10-11 14:42:26 -04:00
parent 6a043ecc0c
commit 0a00a7d577
1 changed files with 2 additions and 7 deletions
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9
libcxx/cmake/Modules/DefineLinkerScript.cmake
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@ -34,13 +34,8 @@ function(define_linker_script target)
if ("${lib}" STREQUAL "cxx-headers")
continue()
endif()
if (TARGET "${lib}" OR
(${lib} MATCHES "cxxabi(_static|_shared)?" AND HAVE_LIBCXXABI) OR
(${lib} MATCHES "unwind(_static|_shared)?" AND HAVE_LIBUNWIND))
list(APPEND link_libraries "${CMAKE_LINK_LIBRARY_FLAG}$<TARGET_PROPERTY:${lib},OUTPUT_NAME>")
else()
list(APPEND link_libraries "${CMAKE_LINK_LIBRARY_FLAG}${lib}")
endif()
set(libname "$<IF:$<TARGET_EXISTS:${lib}>,$<TARGET_PROPERTY:${lib},OUTPUT_NAME>,${lib}>")
list(APPEND link_libraries "${CMAKE_LINK_LIBRARY_FLAG}${libname}")
endforeach()
endif()
string(REPLACE ";" " " link_libraries "${link_libraries}")