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21 lines
1.1 KiB
CMake
21 lines
1.1 KiB
CMake
# like add_library(new ALIAS old) but avoids add_library cannot create ALIAS target "new" because target "old" is imported but not globally visible. on older cmake
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# This can be replaced with a direct alias call once our minimum is cmake 3.18
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function(dolphin_alias_library new old)
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string(REPLACE "::" "" library_no_namespace ${old})
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if (NOT TARGET _alias_${library_no_namespace})
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add_library(_alias_${library_no_namespace} INTERFACE)
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target_link_libraries(_alias_${library_no_namespace} INTERFACE ${old})
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endif()
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add_library(${new} ALIAS _alias_${library_no_namespace})
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endfunction()
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# Makes an imported target if it doesn't exist. Useful for when find scripts from older versions of cmake don't make the targets you need
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function(dolphin_make_imported_target_if_missing target lib)
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if(${lib}_FOUND AND NOT TARGET ${target})
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add_library(_${lib} INTERFACE)
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target_link_libraries(_${lib} INTERFACE "${${lib}_LIBRARIES}")
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target_include_directories(_${lib} INTERFACE "${${lib}_INCLUDE_DIRS}")
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add_library(${target} ALIAS _${lib})
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endif()
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endfunction()
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