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79 lines
3.1 KiB
CMake
79 lines
3.1 KiB
CMake
# Copyright (c) 1993-2015 Ken Martin, Will Schroeder, Bill Lorensen All rights
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# reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice, this
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# list of conditions and the following disclaimer.
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#
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
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# of any contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY
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# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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if(NOT LZ4_ROOT)
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set(LZ4_ROOT $ENV{LZ4_ROOT})
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endif()
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find_path(
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LZ4_INCLUDE_DIR
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NAMES lz4.h
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HINTS ${LZ4_ROOT}
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DOC "lz4 include directory")
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find_library(
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LZ4_LIBRARY
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NAMES lz4 liblz4
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HINTS ${LZ4_ROOT}
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DOC "lz4 library")
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if(LZ4_INCLUDE_DIR)
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file(STRINGS "${LZ4_INCLUDE_DIR}/lz4.h" _lz4_version_lines
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REGEX "#define[ \t]+LZ4_VERSION_(MAJOR|MINOR|RELEASE)")
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string(REGEX REPLACE ".*LZ4_VERSION_MAJOR *\([0-9]*\).*" "\\1"
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_lz4_version_major "${_lz4_version_lines}")
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string(REGEX REPLACE ".*LZ4_VERSION_MINOR *\([0-9]*\).*" "\\1"
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_lz4_version_minor "${_lz4_version_lines}")
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string(REGEX REPLACE ".*LZ4_VERSION_RELEASE *\([0-9]*\).*" "\\1"
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_lz4_version_release "${_lz4_version_lines}")
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set(LZ4_VERSION
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"${_lz4_version_major}.${_lz4_version_minor}.${_lz4_version_release}")
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unset(_lz4_version_major)
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unset(_lz4_version_minor)
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unset(_lz4_version_release)
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unset(_lz4_version_lines)
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(
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LZ4
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REQUIRED_VARS LZ4_LIBRARY LZ4_INCLUDE_DIR
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VERSION_VAR LZ4_VERSION)
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if(LZ4_FOUND)
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set(LZ4_INCLUDE_DIRS "${LZ4_INCLUDE_DIR}")
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set(LZ4_LIBRARIES "${LZ4_LIBRARY}")
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if(NOT TARGET LZ4::LZ4)
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add_library(LZ4::LZ4 UNKNOWN IMPORTED)
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set_target_properties(
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LZ4::LZ4 PROPERTIES IMPORTED_LOCATION "${LZ4_LIBRARY}"
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INTERFACE_INCLUDE_DIRECTORIES "${LZ4_INCLUDE_DIR}")
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endif()
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endif()
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mark_as_advanced(LZ4_INCLUDE_DIR LZ4_LIBRARY LZ4_INCLUDE_DIRS LZ4_LIBRARIES LZ4_VERSION) |