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# -*- autoconf -*-
#
# 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) 2004-2006 The Regents of the University of California.
# All rights reserved.
# Copyright (c) 2006 QLogic Corp. All rights reserved.
# Copyright (c) 2009-2019 Cisco Systems, Inc. All rights reserved
# Copyright (c) 2011-2018 Los Alamos National Security, LLC.
# All rights reserved.
# Copyright (c) 2018 Intel, inc. All rights reserved
# Copyright (c) 2022 Amazon.com, Inc. or its affiliates. All Rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# OPAL_CHECK_OFI(prefix, [action-if-found], [action-if-not-found])
# --------------------------------------------------------
# check if OFI support can be found. sets prefix_{CPPFLAGS,
# LDFLAGS, LIBS} as needed and runs action-if-found if there is
# support, otherwise executes action-if-not-found
AC_DEFUN([MCA_opal_btl_ofi_CONFIG],[
OPAL_VAR_SCOPE_PUSH([btl_ofi_happy CPPFLAGS_save])
AC_CONFIG_FILES([opal/mca/btl/ofi/Makefile])
# Check for OFI
OPAL_CHECK_OFI([btl_ofi], [btl_ofi_happy=1], [btl_ofi_happy=0])
AS_IF([test ${btl_ofi_happy} -eq 1],
[CPPFLAGS_save=${CPPFLAGS}
OPAL_FLAGS_APPEND_UNIQ([CPPFLAGS], [${btl_ofi_CPPFLAGS}])
AC_CHECK_DECL([FI_MR_VIRT_ADDR], [], [btl_ofi_happy=0],
[#include <rdma/fabric.h>])
CPPFLAGS=${CPPFLAGS_save}])
AS_IF([test ${btl_ofi_happy} -eq 1],
[OPAL_MCA_CHECK_DEPENDENCY([opal], [btl], [ofi], [opal], [common], [ofi])])
AS_IF([test ${btl_ofi_happy} -eq 1],
[$1],
[AS_IF([test -n "${with_ofi}" -a "${with_ofi}" != "no"],
[AC_MSG_WARN([OFI libfabric support requested (via --with-ofi or --with-libfabric), but not found.])
AC_MSG_ERROR([Cannot continue.])])
$2])
AC_SUBST([btl_ofi_CPPFLAGS])
AC_SUBST([btl_ofi_LDFLAGS])
AC_SUBST([btl_ofi_LIBS])
OPAL_VAR_SCOPE_POP
])dnl
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