diff --git a/llvm/cmake/modules/Findzstd.cmake b/llvm/cmake/modules/Findzstd.cmake new file mode 100644 index 000000000000..fab9ea803261 --- /dev/null +++ b/llvm/cmake/modules/Findzstd.cmake @@ -0,0 +1,49 @@ +# Try to find the zstd library +# +# If successful, the following variables will be defined: +# zstd_INCLUDE_DIR +# zstd_LIBRARY +# zstd_FOUND +# +# Additionally, one of the following import targets will be defined: +# zstd::libzstd_shared +# zstd::libzstd_static + +if(MSVC) + set(zstd_SHARED_LIBRARY_SUFFIX "\\${CMAKE_LINK_LIBRARY_SUFFIX}$") + set(zstd_STATIC_LIBRARY_SUFFIX "_static\\${CMAKE_STATIC_LIBRARY_SUFFIX}$") +else() + set(zstd_SHARED_LIBRARY_SUFFIX "\\${CMAKE_SHARED_LIBRARY_SUFFIX}$") + set(zstd_STATIC_LIBRARY_SUFFIX "\\${CMAKE_STATIC_LIBRARY_SUFFIX}$") +endif() + +find_path(zstd_INCLUDE_DIR NAMES zstd.h) +find_library(zstd_LIBRARY NAMES zstd zstd_static) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args( + zstd DEFAULT_MSG + zstd_LIBRARY zstd_INCLUDE_DIR +) + +if(zstd_FOUND) + if(zstd_LIBRARY MATCHES "${zstd_SHARED_LIBRARY_SUFFIX}$" AND + NOT TARGET zstd::libzstd_shared) + add_library(zstd::libzstd_shared SHARED IMPORTED) + set_target_properties(zstd::libzstd_shared PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${zstd_INCLUDE_DIR}" + IMPORTED_LOCATION "${zstd_LIBRARY}") + endif() + if(zstd_LIBRARY MATCHES "${zstd_STATIC_LIBRARY_SUFFIX}$" AND + NOT TARGET zstd::libzstd_static) + add_library(zstd::libzstd_static STATIC IMPORTED) + set_target_properties(zstd::libzstd_static PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${zstd_INCLUDE_DIR}" + IMPORTED_LOCATION "${zstd_LIBRARY}") + endif() +endif() + +unset(zstd_SHARED_LIBRARY_SUFFIX) +unset(zstd_STATIC_LIBRARY_SUFFIX) + +mark_as_advanced(zstd_INCLUDE_DIR zstd_LIBRARY)