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#
# - Find zstd
# Find Zstd includes and library
#
# ZSTD_INCLUDE_DIRS - where to find zstd.h, etc.
# ZSTD_LIBRARIES - List of libraries when using Zstd.
# ZSTD_FOUND - True if Zstd found.
# ZSTD_DLL_DIR - (Windows) Path to the Zstd DLL
# ZSTD_DLL - (Windows) Name of the Zstd DLL
include( FindWSWinLibs )
FindWSWinLibs( "zstd-.*" "ZSTD_HINTS" )
if( NOT WIN32)
find_package(PkgConfig)
pkg_search_module(ZSTD libzstd)
endif()
find_path(ZSTD_INCLUDE_DIR
NAMES zstd.h
HINTS "${ZSTD_INCLUDEDIR}" "${ZSTD_HINTS}/include"
/usr/include
/usr/local/include
)
find_library(ZSTD_LIBRARY
NAMES zstd
HINTS "${ZSTD_LIBDIR}" "${ZSTD_HINTS}/lib"
PATHS
/usr/lib
/usr/local/lib
)
file(STRINGS ${ZSTD_INCLUDE_DIR}/zstd.h ZSTD_VERSION_MAJOR
REGEX "#define[ ]+ZSTD_VERSION_MAJOR[ ]+[0-9]+")
string(REGEX MATCH "[0-9]+" ZSTD_VERSION_MAJOR ${ZSTD_VERSION_MAJOR})
file(STRINGS ${ZSTD_INCLUDE_DIR}/zstd.h ZSTD_VERSION_MINOR
REGEX "#define[ ]+ZSTD_VERSION_MINOR[ ]+[0-9]+")
string(REGEX MATCH "[0-9]+" ZSTD_VERSION_MINOR ${ZSTD_VERSION_MINOR})
file(STRINGS ${ZSTD_INCLUDE_DIR}/zstd.h ZSTD_VERSION_RELEASE
REGEX "#define[ ]+ZSTD_VERSION_RELEASE[ ]+[0-9]+")
string(REGEX MATCH "[0-9]+" ZSTD_VERSION_RELEASE ${ZSTD_VERSION_RELEASE})
set(ZSTD_VERSION ${ZSTD_VERSION_MAJOR}.${ZSTD_VERSION_MINOR}.${ZSTD_VERSION_RELEASE})
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(ZSTD
REQUIRED_VARS ZSTD_LIBRARY ZSTD_INCLUDE_DIR
VERSION_VAR ZSTD_VERSION)
if( ZSTD_FOUND )
set( ZSTD_INCLUDE_DIRS ${ZSTD_INCLUDE_DIR} )
set( ZSTD_LIBRARIES ${ZSTD_LIBRARY} )
if (WIN32)
set ( ZSTD_DLL_DIR "${ZSTD_HINTS}/bin"
CACHE PATH "Path to Zstd DLL"
)
file( GLOB _zstd_dll RELATIVE "${ZSTD_DLL_DIR}"
"${ZSTD_DLL_DIR}/zstd*.dll"
)
set ( ZSTD_DLL ${_zstd_dll}
# We're storing filenames only. Should we use STRING instead?
CACHE FILEPATH "Zstd DLL file name"
)
mark_as_advanced( ZSTD_DLL_DIR ZSTD_DLL )
endif()
else()
set( ZSTD_INCLUDE_DIRS )
set( ZSTD_LIBRARIES )
endif()
mark_as_advanced( ZSTD_LIBRARIES ZSTD_INCLUDE_DIRS )
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