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cmake/modules/FindLZ4.cmake
43 строки
1 KB
Kefu Chai
cmake: add LZ4::LZ4 target for LZ4
06 авг 2018, 12:38
06 авг 2018, 12:38
c325327
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# Try to find liblz4 # # Once done, this will define # # LZ4_FOUND # LZ4_INCLUDE_DIR # LZ4_LIBRARY # LZ4_VERSION_STRING # LZ4_VERSION_MAJOR # LZ4_VERSION_MINOR # LZ4_VERSION_RELEASE find_path(LZ4_INCLUDE_DIR NAMES lz4.h) if(LZ4_INCLUDE_DIR AND EXISTS "${LZ4_INCLUDE_DIR}/lz4.h") foreach(ver "MAJOR" "MINOR" "RELEASE") file(STRINGS "${LZ4_INCLUDE_DIR}/lz4.h" LZ4_VER_${ver}_LINE REGEX "^#define[ \t]+LZ4_VERSION_${ver}[ \t]+[0-9]+[ \t]+.*$") string(REGEX REPLACE "^#define[ \t]+LZ4_VERSION_${ver}[ \t]+([0-9]+)[ \t]+.*$" "\\1" LZ4_VERSION_${ver} "${LZ4_VER_${ver}_LINE}") unset(${LZ4_VER_${ver}_LINE}) endforeach() set(LZ4_VERSION_STRING "${LZ4_VERSION_MAJOR}.${LZ4_VERSION_MINOR}.${LZ4_VERSION_RELEASE}") endif() find_library(LZ4_LIBRARY NAMES lz4) include(FindPackageHandleStandardArgs) find_package_handle_standard_args(LZ4 REQUIRED_VARS LZ4_LIBRARY LZ4_INCLUDE_DIR VERSION_VAR LZ4_VERSION_STRING) mark_as_advanced(LZ4_INCLUDE_DIR LZ4_LIBRARY) if(LZ4_FOUND AND NOT (TARGET LZ4::LZ4)) add_library(LZ4::LZ4 UNKNOWN IMPORTED) set_target_properties(LZ4::LZ4 PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${LZ4_INCLUDE_DIR}" IMPORTED_LINK_INTERFACE_LANGUAGES "C" IMPORTED_LOCATION "${LZ4_LIBRARY}" VERSION "${LZ4_VERSION_STRING}") endif()