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# - Find HDFS (hdfs.h and libhdfs.so)
# This module defines
# Hadoop_VERSION, version string of ant if found
# HDFS_INCLUDE_DIR, directory containing hdfs.h
# HDFS_LIBS, location of libhdfs.so
# HDFS_FOUND, If false, do not try to use ant
exec_program(hadoop ARGS version OUTPUT_VARIABLE Hadoop_VERSION
RETURN_VALUE Hadoop_RETURN)
# currently only looking in HADOOP_HOME
find_path(HDFS_INCLUDE_DIR hdfs.h PATHS
$ENV{HADOOP_HOME}/include/
# make sure we don't accidentally pick up a different version
NO_DEFAULT_PATH
)
if ("${CMAKE_SIZEOF_VOID_P}" STREQUAL "8")
set(arch_hint "x64")
elseif ("$ENV{LIB}" MATCHES "(amd64|ia64)")
set(arch_hint "x64")
else ()
set(arch_hint "x86")
endif()
message(STATUS "Architecture: ${arch_hint}")
if ("${arch_hint}" STREQUAL "x64")
set(HDFS_LIB_PATHS $ENV{HADOOP_HOME}/lib/native)
else ()
set(HDFS_LIB_PATHS $ENV{HADOOP_HOME}/lib/native)
endif ()
message(STATUS "HDFS_LIB_PATHS: ${HDFS_LIB_PATHS}")
find_library(HDFS_LIB NAMES hdfs PATHS
${HDFS_LIB_PATHS}
# make sure we don't accidentally pick up a different version
NO_DEFAULT_PATH
)
if (HDFS_LIB)
set(HDFS_FOUND TRUE)
set(HDFS_LIBS ${HDFS_LIB})
else ()
set(HDFS_FOUND FALSE)
endif ()
if (HDFS_FOUND)
if (NOT HDFS_FIND_QUIETLY)
message(STATUS "${Hadoop_VERSION}")
message(STATUS "HDFS_INCLUDE_DIR: ${HDFS_INCLUDE_DIR}")
message(STATUS "HDFS_LIBS: ${HDFS_LIBS}")
endif ()
else ()
message(STATUS "HDFS includes and libraries NOT found."
"Thrift support will be disabled (${Thrift_RETURN}, "
"${HDFS_INCLUDE_DIR}, ${HDFS_LIB})")
endif ()
mark_as_advanced(
HDFS_LIBS
HDFS_INCLUDE_DIR
)