2016-01-06 11:35:30 +00:00
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# Try to find liblz4
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#
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# Once done, this will define
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#
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# LZ4_FOUND
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# LZ4_INCLUDE_DIR
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# LZ4_LIBRARY
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2017-08-17 08:01:55 +00:00
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# LZ4_VERSION_STRING
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# LZ4_VERSION_MAJOR
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# LZ4_VERSION_MINOR
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# LZ4_VERSION_RELEASE
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2016-01-06 11:35:30 +00:00
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find_path(LZ4_INCLUDE_DIR NAMES lz4.h)
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2017-08-17 08:01:55 +00:00
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if(LZ4_INCLUDE_DIR AND EXISTS "${LZ4_INCLUDE_DIR}/lz4.h")
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foreach(ver "MAJOR" "MINOR" "RELEASE")
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file(STRINGS "${LZ4_INCLUDE_DIR}/lz4.h" LZ4_VER_${ver}_LINE
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REGEX "^#define[ \t]+LZ4_VERSION_${ver}[ \t]+[0-9]+[ \t]+.*$")
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string(REGEX REPLACE "^#define[ \t]+LZ4_VERSION_${ver}[ \t]+([0-9]+)[ \t]+.*$"
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"\\1" LZ4_VERSION_${ver} "${LZ4_VER_${ver}_LINE}")
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unset(${LZ4_VER_${ver}_LINE})
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endforeach()
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set(LZ4_VERSION_STRING
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"${LZ4_VERSION_MAJOR}.${LZ4_VERSION_MINOR}.${LZ4_VERSION_RELEASE}")
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endif()
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2016-01-06 11:35:30 +00:00
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find_library(LZ4_LIBRARY NAMES lz4)
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include(FindPackageHandleStandardArgs)
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2017-08-17 08:01:55 +00:00
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find_package_handle_standard_args(LZ4
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REQUIRED_VARS LZ4_LIBRARY LZ4_INCLUDE_DIR
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VERSION_VAR LZ4_VERSION_STRING)
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2016-01-06 11:35:30 +00:00
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mark_as_advanced(LZ4_INCLUDE_DIR LZ4_LIBRARY)
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2018-08-06 09:38:07 +00:00
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if(LZ4_FOUND AND NOT (TARGET LZ4::LZ4))
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add_library(LZ4::LZ4 UNKNOWN IMPORTED)
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set_target_properties(LZ4::LZ4 PROPERTIES
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INTERFACE_INCLUDE_DIRECTORIES "${LZ4_INCLUDE_DIR}"
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IMPORTED_LINK_INTERFACE_LANGUAGES "C"
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IMPORTED_LOCATION "${LZ4_LIBRARY}"
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VERSION "${LZ4_VERSION_STRING}")
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endif()
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