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# -*- shell-script -*-
#
# Copyright (c) 2014 Mellanox Technologies, Inc.
# All rights reserved.
# Copyright (c) 2015 Research Organization for Information Science
# and Technology (RIST). All rights reserved.
#
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# MCA_mca_sshmem_mmap_CONFIG(action-if-can-compile,
# [action-if-cant-compile])
# ------------------------------------------------
AC_DEFUN([MCA_oshmem_sshmem_mmap_CONFIG],[
AC_CONFIG_FILES([oshmem/mca/sshmem/mmap/Makefile])
# do we have the mmap shm stuff?
AC_MSG_CHECKING([if want mmap shared memory support])
AC_ARG_ENABLE(mmap-sshmem,
[AS_HELP_STRING([--disable-mmap-sshmem],
[disable mmap shared memory support (default: enabled)])])
AS_IF([test "$enable_mmap_sshmem" = "no"],
[AC_MSG_RESULT([no])
oshmem_mmap_sm_build_mmap=0],
[AC_MSG_RESULT([yes])
AC_SEARCH_LIBS([mmap], [c],
[oshmem_mmap_sm_build_mmap=1],
[oshmem_mmap_sm_build_mmap=0])])
AS_IF([test "$enable_mmap_sshmem" = "yes" && test "$oshmem_mmap_sm_build_mmap" = "0"],
[AC_MSG_WARN([MMAP shared memory support requested but not found])
AC_MSG_ERROR([Cannot continue])])
AS_IF([test "$oshmem_mmap_sm_build_mmap" = "1"], [$1], [$2])
AC_DEFINE_UNQUOTED([OSHMEM_SSHMEM_MMAP],
[$oshmem_mmap_sm_build_mmap],
[Whether we have shared memory support for mmap or not])
])dnl
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