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MACRO (MYSQL_CHECK_NUMA)
IF(CMAKE_SYSTEM_NAME MATCHES "Linux")
CHECK_INCLUDE_FILES(numa.h HAVE_NUMA_H)
CHECK_INCLUDE_FILES(numaif.h HAVE_NUMAIF_H)
IF(HAVE_NUMA_H AND HAVE_NUMAIF_H)
OPTION(WITH_NUMA "Explicitly set NUMA memory allocation policy" ON)
ELSE()
OPTION(WITH_NUMA "Explicitly set NUMA memory allocation policy" OFF)
ENDIF()
IF(WITH_NUMA AND HAVE_NUMA_H AND HAVE_NUMAIF_H)
SET(SAVE_CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES})
SET(CMAKE_REQUIRED_LIBRARIES ${CMAKE_REQUIRED_LIBRARIES} numa)
CHECK_C_SOURCE_COMPILES(
"
#include <numa.h>
#include <numaif.h>
int main()
{
struct bitmask *all_nodes= numa_all_nodes_ptr;
set_mempolicy(MPOL_DEFAULT, 0, 0);
return all_nodes != NULL;
}"
HAVE_LIBNUMA)
SET(CMAKE_REQUIRED_LIBRARIES ${SAVE_CMAKE_REQUIRED_LIBRARIES})
IF(HAVE_LIBNUMA)
ADD_DEFINITIONS(-DHAVE_LIBNUMA=1)
ENDIF()
ELSE()
SET(HAVE_LIBNUMA 0)
ENDIF()
IF(WITH_NUMA AND NOT HAVE_LIBNUMA)
# Forget it in cache, abort the build.
UNSET(WITH_NUMA CACHE)
MESSAGE(FATAL_ERROR "Could not find numa headers/libraries")
ENDIF()
ELSE()
SET(HAVE_LIBNUMA 0)
ENDIF()
ENDMACRO()
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