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# -*- shell-script -*-
#
# Copyright (C) Mellanox Technologies Ltd. 2001-2011. ALL RIGHTS RESERVED.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# OMPI_CHECK_MXM(prefix, [action-if-found], [action-if-not-found])
# --------------------------------------------------------
# check if MXM 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([OMPI_CHECK_MXM],[
AC_ARG_WITH([mxm],
[AC_HELP_STRING([--with-mxm(=DIR)],
[Build Mellanox Messaging support])])
OMPI_CHECK_WITHDIR([mxm], [$with_mxm], [include/mxm/api/mxm_api.h])
AC_ARG_WITH([mxm-libdir],
[AC_HELP_STRING([--with-mxm-libdir=DIR],
[Search for Mellanox Messaging libraries in DIR])])
OMPI_CHECK_WITHDIR([mxm-libdir], [$with_mxm_libdir], [libmxm.*])
ompi_check_mxm_$1_save_CPPFLAGS="$CPPFLAGS"
ompi_check_mxm_$1_save_LDFLAGS="$LDFLAGS"
ompi_check_mxm_$1_save_LIBS="$LIBS"
AS_IF([test "$with_mxm" != "no"],
[AS_IF([test ! -z "$with_mxm" -a "$with_mxm" != "yes"],
[ompi_check_mxm_dir="$with_mxm"])
AS_IF([test ! -z "$with_mxm_libdir" -a "$with_mxm_libdir" != "yes"],
[ompi_check_mxm_libdir="$with_mxm_libdir"])
OMPI_CHECK_PACKAGE([$1],
[mxm/api/mxm_api.h],
[mxm],
[mxm_cleanup],
[],
[$ompi_check_mxm_dir],
[$ompi_check_mxm_libdir],
[ompi_check_mxm_happy="yes"],
[ompi_check_mxm_happy="no"])],
[ompi_check_mxm_happy="no"])
CPPFLAGS="$ompi_check_mxm_$1_save_CPPFLAGS"
LDFLAGS="$ompi_check_mxm_$1_save_LDFLAGS"
LIBS="$ompi_check_mxm_$1_save_LIBS"
AS_IF([test "$ompi_check_mxm_happy" = "yes"],
[$2],
[AS_IF([test ! -z "$with_mxm" -a "$with_mxm" != "no"],
[AC_MSG_ERROR([MXM support requested but not found. Aborting])])
$3])
])
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