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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) 2010 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2010-2011 Los Alamos National Security, LLC.
# All rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# MCA_shmem_sysv_CONFIG(action-if-can-compile,
# [action-if-cant-compile])
# ------------------------------------------------
AC_DEFUN([MCA_shmem_sysv_CONFIG],[
# do we have the sysv shm stuff?
AC_MSG_CHECKING([if want SYSV shared memory support])
AC_ARG_ENABLE(sysv-shmem,
AC_HELP_STRING([--disable-sysv-shmem],
[disable sysv shared memory support (default: enabled)]))
AS_IF([test "$enable_sysv_shmem" = "no"],
[AC_MSG_RESULT([no])
shmem_sysv_sm_build_sysv=0],
[AC_MSG_RESULT([yes])
AC_CHECK_FUNC(shmget,
[shmem_sysv_sm_build_sysv=1],
[shmem_sysv_sm_build_sysv=0])])
AS_IF([test "$enable_sysv_shmem" = "yes" -a "$shmem_sysv_sm_build_sysv" = "0"],
[AC_MSG_WARN([SYSV shared memory support requested but not found])
AC_MSG_ERROR([Cannot continue])])
AS_IF([test "$shmem_sysv_sm_build_sysv" = "1"], [$1], [$2])
AC_DEFINE_UNQUOTED([OPAL_SHMEM_SYSV],
[$shmem_sysv_sm_build_sysv],
[Whether we have shared memory support for SYSV or not])
])dnl
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