cmake_modules/FindArrow.cmake

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#
#   http://www.apache.org/licenses/LICENSE-2.0
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# - Find Arrow (headers and libarrow.a) with ARROW_ROOT hinting a location
# This module defines
#  ARROW_INCLUDE_DIR, directory containing headers
#  ARROW_STATIC_LIB, path to libarrow.a
#  ARROW_FOUND
set(ARROW_ROOT $ENV{IMPALA_TOOLCHAIN_PACKAGES_HOME}/arrow-$ENV{IMPALA_ARROW_VERSION})

set(ARROW_SEARCH_HEADER_PATHS ${ARROW_ROOT}/include)

set(ARROW_SEARCH_LIB_PATH ${ARROW_ROOT}/lib)

find_path(ARROW_INCLUDE_DIR NAMES arrow/api.h arrow/c/bridge.h PATHS
  ${ARROW_SEARCH_HEADER_PATHS}
  # make sure we don't accidentally pick up a different version
  NO_DEFAULT_PATH)

find_library(ARROW_STATIC_LIB NAMES libarrow.a libarrow_bundled_dependencies.a PATHS
  ${ARROW_SEARCH_LIB_PATH})

if(NOT ARROW_STATIC_LIB)
  message(FATAL_ERROR "Arrow includes and libraries NOT found. "
    "Looked for headers in ${ARROW_SEARCH_HEADER_PATHS}, "
    "and for libs in ${ARROW_SEARCH_LIB_PATH}")
  set(ARROW_FOUND FALSE)
else()
  set(ARROW_FOUND TRUE)
endif ()

set(ARROW_FOUND ${ARROW_STATIC_LIB_FOUND})

mark_as_advanced(
  ARROW_INCLUDE_DIR
  ARROW_STATIC_LIB
  ARROW_FOUND
)