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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) 2007 Cisco, Inc. All rights reserved.
# Copyright (c) 2008 Mellanox Technologies. All rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# MCA_btl_openib_POST_CONFIG([should_build])
# ------------------------------------------
AC_DEFUN([MCA_btl_openib_POST_CONFIG], [
AM_CONDITIONAL([MCA_btl_openib_have_xrc], [test $1 -eq 1 -a "x$btl_openib_have_xrc" = "x1"])
AM_CONDITIONAL([MCA_btl_openib_have_rdmacm], [test $1 -eq 1 -a "x$btl_openib_have_rdmacm" = "x1"])
AM_CONDITIONAL([MCA_btl_openib_have_ibcm], [test $1 -eq 1 -a "x$btl_openib_have_ibcm" = "x1"])
])
# MCA_btl_openib_CONFIG([action-if-can-compile],
# [action-if-cant-compile])
# ------------------------------------------------
AC_DEFUN([MCA_btl_openib_CONFIG],[
OMPI_VAR_SCOPE_PUSH([cpcs have_threads])
cpcs="oob"
OMPI_CHECK_OPENIB([btl_openib],
[btl_openib_happy="yes"],
[btl_openib_happy="no"])
AS_IF([test "$btl_openib_happy" = "yes"],
[btl_openib_WRAPPER_EXTRA_LDFLAGS="$btl_openib_LDFLAGS"
btl_openib_WRAPPER_EXTRA_LIBS="$btl_openib_LIBS"
# With the new openib flags, look for ibv_fork_init
LDFLAGS_save="$LDFLAGS"
LIBS_save="$LIBS"
LDFLAGS="$LDFLAGS $btl_openib_LDFLAGS"
LIBS="$LIBS $btl_openib_LIBS"
AC_CHECK_FUNCS([ibv_fork_init])
LDFLAGS="$LDFLAGS_save"
LIBS="$LIBS_save"
$1],
[$2])
AC_MSG_CHECKING([for thread support (needed for ibcm/rdmacm)])
have_threads=`echo $THREAD_TYPE | awk '{ print [$]1 }'`
if test "x$have_threads" = "x"; then
have_threads=none
fi
AC_MSG_RESULT([$have_threads])
AS_IF([test "$btl_openib_happy" = "yes"],
[if test "x$btl_openib_have_xrc" = "x1"; then
cpcs="$cpcs xoob"
fi
if test "x$btl_openib_have_rdmacm" = "x1" -a \
"$have_threads" != "none"; then
cpcs="$cpcs rdmacm"
fi
if test "x$btl_openib_have_ibcm" = "x1" -a \
"$have_threads" != "none"; then
cpcs="$cpcs ibcm"
fi
AC_MSG_CHECKING([which openib btl cpcs will be built])
AC_MSG_RESULT([$cpcs])])
# substitute in the things needed to build openib
AC_SUBST([btl_openib_CFLAGS])
AC_SUBST([btl_openib_CPPFLAGS])
AC_SUBST([btl_openib_LDFLAGS])
AC_SUBST([btl_openib_LIBS])
OMPI_VAR_SCOPE_POP
])dnl
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