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zephyr_library_compile_options(): de-duplicate #15094

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Apr 4, 2019
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zephyr_library_compile_options(): de-duplicate #15094

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5 changes: 5 additions & 0 deletions cmake/extensions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -400,6 +400,11 @@ function(zephyr_library_compile_options item)
string(MD5 uniqueness ${item})
set(lib_name options_interface_lib_${uniqueness})

if (TARGET ${lib_name})
# ${item} already added, ignoring duplicate just like CMake does
return()
endif()

add_library( ${lib_name} INTERFACE)
target_compile_options(${lib_name} INTERFACE ${item} ${ARGN})

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