IF(NOT DEFINED CMAKE_TEST_SC_NPROCESSORS)
MESSAGE(STATUS "sysconf() support for _SC_NPROCESSORS_CONF")
TRY_COMPILE(CMAKE_TEST_SC_NPROCESSORS
${CMAKE_BINARY_DIR}
${CMAKE_CURRENT_LIST_DIR}/TestSCNProcessors.c
OUTPUT_VARIABLE OUTPUT)
IF(CMAKE_TEST_SC_NPROCESSORS)
MESSAGE(STATUS "sysconf() supports _SC_NPROCESSORS_CONF - found")
SET(HAVE_SC_NPROCESSORS_CONF 1 CACHE INTERNAL
"sysconf() _SC_NPROCESSORS_CONF")
FILE(APPEND ${CMAKE_BINARY_DIR}/CMakeFiles/CMakeOutput.log
"Determining sysconf() support for _SC_NPROCESSORS_CONF "
"succeeded:\n${OUTPUT}\n\n")
ELSE(CMAKE_TEST_SC_NPROCESSORS)
MESSAGE(STATUS "sysconf() supports _SC_NPROCESSORS_CONF - not found")
ENDIF(CMAKE_TEST_SC_NPROCESSORS)
ENDIF(NOT DEFINED CMAKE_TEST_SC_NPROCESSORS)