911bf9593f
There were (at least) three implementations of the same macro; these have been collected into a separate helper module. (Note that this means that FindERT is now not completely stand-alone anymore).
45 lines
1.5 KiB
CMake
45 lines
1.5 KiB
CMake
# - Remove duplicate library declarations
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#
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# Synopsis:
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#
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# remove_duplicate_libraries (module)
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#
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# where
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# module Name of the module whose libraries should be pruned
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# Copyright (C) 2013 Uni Research AS
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# This file is licensed under the GNU General Public License v3.0
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# libraries should always be trimmed from the beginning, so that also
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# missing functions in those later in the list will be resolved
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macro (remove_duplicate_libraries module)
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if (DEFINED ${module}_LIBRARIES)
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list (REVERSE ${module}_LIBRARIES)
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list (REMOVE_DUPLICATES ${module}_LIBRARIES)
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list (REVERSE ${module}_LIBRARIES)
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endif (DEFINED ${module}_LIBRARIES)
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endmacro (remove_duplicate_libraries module)
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# headers can be trimmed from the end, since adding a directory to
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# the list is an idempotent action
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macro (remove_duplicate_headers module)
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if (DEFINED ${module}_INCLUDE_DIRS)
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list (REMOVE_DUPLICATES ${module}_INCLUDE_DIRS)
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endif (DEFINED ${module}_INCLUDE_DIRS)
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endmacro (remove_duplicate_headers module)
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# linker flags may not be specified at all
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macro (remove_duplicate_flags module)
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if (DEFINED ${module}_LINKER_FLAGS)
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list (REMOVE_DUPLICATES ${module}_LINKER_FLAGS)
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endif (DEFINED ${module}_LINKER_FLAGS)
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endmacro (remove_duplicate_flags module)
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# fix up both headers and libraries, in case two dependencies have
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# included the same second-level library independently
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macro (remove_dup_deps module)
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remove_duplicate_headers (${module})
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remove_duplicate_libraries (${module})
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remove_duplicate_flags (${module})
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endmacro (remove_dup_deps module)
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