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# -*- shell-script -*-
#
# Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
# University Research and Technology
# Corporation. All rights reserved.
# Copyright (c) 2004-2005 The University of Tennessee and The University
# of Tennessee Research Foundation. All rights
# reserved.
# Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
# University of Stuttgart. All rights reserved.
# Copyright (c) 2004-2005 The Regents of the University of California.
# All rights reserved.
# Copyright (c) 2008-2016 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2015 Research Organization for Information Science
# and Technology (RIST). All rights reserved.
# Copyright (c) 2016 Los Alamos National Security, LLC. All rights
# reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
AC_DEFUN([MCA_opal_memory_patcher_PRIORITY], [41])
AC_DEFUN([MCA_opal_memory_patcher_COMPILE_MODE], [
AC_MSG_CHECKING([for MCA component $2:$3 compile mode])
$4="static"
AC_MSG_RESULT([$$4])
])
# MCA_memory_patcher_CONFIG(action-if-can-compile,
# [action-if-cant-compile])
# ------------------------------------------------
AC_DEFUN([MCA_opal_memory_patcher_CONFIG],[
# disable on MacOS/Darwin where it isn't used and the deprecated
# syscall interface causes compiler warnings.
AC_MSG_CHECKING([if memory patcher supports $host_os])
case $host_os in
darwin*)
opal_memory_patcher_happy=no
;;
*)
opal_memory_patcher_happy=yes
;;
esac
AC_MSG_RESULT([$opal_memory_patcher_happy])
# syscall interface causes compiler warnings.
# Per the above logic, memory patcher no longer supports MacOS/Darwin,
# so we no longer support Darwin-specific logic for intercept_mmap.
# See issue #6853: mmap infinite recurse in opal/mca/memory/patcher
AS_IF([test "$opal_memory_patcher_happy" = "yes"], [
AC_CHECK_FUNCS([__curbrk])
AC_CHECK_HEADERS([linux/mman.h sys/syscall.h])
AC_CHECK_DECLS([__syscall], [], [], [#include <sys/syscall.h>])
AC_CHECK_FUNCS([__syscall])
$1], [$2])
AC_CONFIG_FILES([opal/mca/memory/patcher/Makefile])
])
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