ClickHouse/cmake/find/ldap.cmake

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CMake
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option (ENABLE_LDAP "Enable LDAP" ${ENABLE_LIBRARIES})
if (NOT ENABLE_LDAP)
if(USE_INTERNAL_LDAP_LIBRARY)
message (${RECONFIGURE_MESSAGE_LEVEL} "Cannot use internal LDAP library with ENABLE_LDAP=OFF")
endif ()
return()
endif()
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option (USE_INTERNAL_LDAP_LIBRARY "Set to FALSE to use system *LDAP library instead of bundled" ON)
if (NOT EXISTS "${ClickHouse_SOURCE_DIR}/contrib/openldap/README")
if (USE_INTERNAL_LDAP_LIBRARY)
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message (WARNING "Submodule contrib/openldap is missing. To fix try running:\n git submodule update --init")
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find internal LDAP library")
endif ()
set (USE_INTERNAL_LDAP_LIBRARY 0)
set (MISSING_INTERNAL_LDAP_LIBRARY 1)
endif ()
set (OPENLDAP_USE_STATIC_LIBS ${USE_STATIC_LIBRARIES})
set (OPENLDAP_USE_REENTRANT_LIBS 1)
if (NOT USE_INTERNAL_LDAP_LIBRARY)
if (OPENLDAP_USE_STATIC_LIBS)
message (WARNING "Unable to use external static OpenLDAP libraries, falling back to the bundled version.")
message (${RECONFIGURE_MESSAGE_LEVEL} "Unable to use external OpenLDAP")
set (USE_INTERNAL_LDAP_LIBRARY 1)
else ()
if (APPLE AND NOT OPENLDAP_ROOT_DIR)
set (OPENLDAP_ROOT_DIR "/usr/local/opt/openldap")
endif ()
find_package (OpenLDAP)
if (NOT OPENLDAP_FOUND)
message (${RECONFIGURE_MESSAGE_LEVEL} "Can't find system OpenLDAP")
endif()
endif ()
endif ()
if (NOT OPENLDAP_FOUND AND NOT MISSING_INTERNAL_LDAP_LIBRARY)
string (TOLOWER "${CMAKE_SYSTEM_NAME}" _system_name)
string (TOLOWER "${CMAKE_SYSTEM_PROCESSOR}" _system_processor)
if (
"${_system_processor}" STREQUAL "amd64" OR
"${_system_processor}" STREQUAL "x64"
)
set (_system_processor "x86_64")
elseif (
"${_system_processor}" STREQUAL "arm64"
)
set (_system_processor "aarch64")
endif ()
if (
( "${_system_name}" STREQUAL "linux" AND "${_system_processor}" STREQUAL "x86_64" ) OR
( "${_system_name}" STREQUAL "linux" AND "${_system_processor}" STREQUAL "aarch64" ) OR
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( "${_system_name}" STREQUAL "linux" AND "${_system_processor}" STREQUAL "ppc64le" ) OR
( "${_system_name}" STREQUAL "freebsd" AND "${_system_processor}" STREQUAL "x86_64" ) OR
( "${_system_name}" STREQUAL "freebsd" AND "${_system_processor}" STREQUAL "aarch64" ) OR
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( "${_system_name}" STREQUAL "darwin" AND "${_system_processor}" STREQUAL "x86_64" ) OR
( "${_system_name}" STREQUAL "darwin" AND "${_system_processor}" STREQUAL "aarch64" )
)
set (_ldap_supported_platform TRUE)
endif ()
if (NOT _ldap_supported_platform)
message (WARNING "LDAP support using the bundled library is not implemented for ${CMAKE_SYSTEM_NAME} ${CMAKE_SYSTEM_PROCESSOR} platform.")
message (${RECONFIGURE_MESSAGE_LEVEL} "Cannot enable LDAP support")
elseif (NOT USE_SSL)
message (WARNING "LDAP support using the bundled library is not possible if SSL is not used.")
message (${RECONFIGURE_MESSAGE_LEVEL} "Cannot enable LDAP support")
else ()
set (USE_INTERNAL_LDAP_LIBRARY 1)
set (OPENLDAP_ROOT_DIR "${ClickHouse_SOURCE_DIR}/contrib/openldap")
set (OPENLDAP_INCLUDE_DIRS
"${ClickHouse_SOURCE_DIR}/contrib/openldap-cmake/${_system_name}_${_system_processor}/include"
"${ClickHouse_SOURCE_DIR}/contrib/openldap/include"
)
# Below, 'ldap'/'ldap_r' and 'lber' will be resolved to
# the targets defined in contrib/openldap-cmake/CMakeLists.txt
if (OPENLDAP_USE_REENTRANT_LIBS)
set (OPENLDAP_LDAP_LIBRARY "ldap_r")
else ()
set (OPENLDAP_LDAP_LIBRARY "ldap")
endif()
set (OPENLDAP_LBER_LIBRARY "lber")
set (OPENLDAP_LIBRARIES ${OPENLDAP_LDAP_LIBRARY} ${OPENLDAP_LBER_LIBRARY})
set (OPENLDAP_FOUND 1)
endif ()
endif ()
if (OPENLDAP_FOUND)
set (USE_LDAP 1)
endif ()
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message (STATUS "Using ldap=${USE_LDAP}: ${OPENLDAP_INCLUDE_DIRS} : ${OPENLDAP_LIBRARIES}")