FindLZ4.cmake

# Copyright (c) Meta Platforms, Inc. and affiliates.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# Finds liblz4.
#
# This module defines:
# LZ4_FOUND
# LZ4_INCLUDE_DIR
# LZ4_LIBRARY
#

find_path(LZ4_INCLUDE_DIR NAMES lz4.h)

find_library(LZ4_LIBRARY_DEBUG NAMES lz4d)
find_library(LZ4_LIBRARY_RELEASE NAMES lz4)

include(SelectLibraryConfigurations)
SELECT_LIBRARY_CONFIGURATIONS(LZ4)

include(FindPackageHandleStandardArgs)
FIND_PACKAGE_HANDLE_STANDARD_ARGS(
    LZ4 DEFAULT_MSG
    LZ4_LIBRARY LZ4_INCLUDE_DIR
)

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
    IMPORTED_LOCATION ${LZ4_LIBRARY}
    INTERFACE_INCLUDE_DIRECTORIES ${LZ4_INCLUDE_DIR})
endif()