103 lines
3.6 KiB
CMake
103 lines
3.6 KiB
CMake
# Copyright (c) 2015, 2024, Oracle and/or its affiliates.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License, version 2.0,
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# as published by the Free Software Foundation.
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#
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# This program is designed to work with certain software (including
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# but not limited to OpenSSL) that is licensed under separate terms,
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# as designated in a particular file or component or in included license
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# documentation. The authors of MySQL hereby grant you an additional
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# permission to link the program and your derivative works with the
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# separately licensed software that they have either included with
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# the program or referenced in the documentation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License, version 2.0, for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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# cmake -DWITH_LZ4=system|bundled
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# bundled is the default
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FUNCTION(FIND_LZ4_VERSION LZ4_INCLUDE_DIR)
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FOREACH(version_part
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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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)
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FILE(STRINGS "${LZ4_INCLUDE_DIR}/lz4.h" ${version_part}
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REGEX "^#[\t ]*define[\t ]+${version_part}[\t ]+([0-9]+).*")
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STRING(REGEX REPLACE
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"^.*${version_part}[\t ]+([0-9]+).*" "\\1"
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${version_part} "${${version_part}}")
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ENDFOREACH()
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SET(LZ4_VERSION
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"${LZ4_VERSION_MAJOR}.${LZ4_VERSION_MINOR}.${LZ4_VERSION_RELEASE}")
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MESSAGE(STATUS "LZ4_VERSION (${WITH_LZ4}) is ${LZ4_VERSION}")
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MESSAGE(STATUS "LZ4_INCLUDE_DIR ${LZ4_INCLUDE_DIR}")
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ENDFUNCTION(FIND_LZ4_VERSION)
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FUNCTION(FIND_SYSTEM_LZ4)
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FIND_PATH(LZ4_INCLUDE_DIR
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NAMES lz4frame.h)
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FIND_LIBRARY(LZ4_SYSTEM_LIBRARY
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NAMES lz4)
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IF (LZ4_INCLUDE_DIR AND LZ4_SYSTEM_LIBRARY)
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SET(SYSTEM_LZ4_FOUND 1 CACHE INTERNAL "")
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ADD_LIBRARY(lz4_interface INTERFACE)
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TARGET_LINK_LIBRARIES(lz4_interface INTERFACE ${LZ4_SYSTEM_LIBRARY})
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IF(NOT LZ4_INCLUDE_DIR STREQUAL "/usr/include/")
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TARGET_INCLUDE_DIRECTORIES(lz4_interface
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SYSTEM INTERFACE ${LZ4_INCLUDE_DIR})
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ENDIF()
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FIND_LZ4_VERSION(${LZ4_INCLUDE_DIR})
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ENDIF()
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ENDFUNCTION(FIND_SYSTEM_LZ4)
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SET(LZ4_VERSION "lz4-1.10.0")
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SET(BUNDLED_LZ4_PATH "${CMAKE_SOURCE_DIR}/extra/lz4/${LZ4_VERSION}/lib")
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FUNCTION(MYSQL_USE_BUNDLED_LZ4)
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ADD_LIBRARY(lz4_interface INTERFACE)
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TARGET_LINK_LIBRARIES(lz4_interface INTERFACE lz4_lib)
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TARGET_INCLUDE_DIRECTORIES(lz4_interface SYSTEM BEFORE INTERFACE
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${BUNDLED_LZ4_PATH})
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FIND_LZ4_VERSION(${BUNDLED_LZ4_PATH})
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ADD_LIBRARY(lz4_lib STATIC
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${BUNDLED_LZ4_PATH}/lz4.c
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${BUNDLED_LZ4_PATH}/lz4frame.c
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${BUNDLED_LZ4_PATH}/lz4hc.c
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${BUNDLED_LZ4_PATH}/xxhash.c
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)
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# building lz4 in archive dir so that can be imported by other shared library
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SET_TARGET_PROPERTIES(lz4_lib PROPERTIES
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ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/archive_output_directory)
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ENDFUNCTION(MYSQL_USE_BUNDLED_LZ4)
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MACRO (MYSQL_CHECK_LZ4)
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IF(NOT WITH_LZ4)
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SET(WITH_LZ4 "bundled" CACHE STRING "By default use bundled lz4 library")
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ENDIF()
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IF(WITH_LZ4 STREQUAL "bundled")
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MYSQL_USE_BUNDLED_LZ4()
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ELSEIF(WITH_LZ4 STREQUAL "system")
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FIND_SYSTEM_LZ4()
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IF (NOT SYSTEM_LZ4_FOUND)
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MESSAGE(FATAL_ERROR "Cannot find system lz4 libraries.")
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ENDIF()
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ELSE()
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MESSAGE(FATAL_ERROR "WITH_LZ4 must be bundled or system")
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ENDIF()
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ADD_LIBRARY(ext::lz4 ALIAS lz4_interface)
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ENDMACRO()
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