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dnl -*- shell-script -*-
dnl
dnl Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
dnl University Research and Technology
dnl Corporation. All rights reserved.
dnl Copyright (c) 2004-2005 The University of Tennessee and The University
dnl of Tennessee Research Foundation. All rights
dnl reserved.
dnl Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
dnl University of Stuttgart. All rights reserved.
dnl Copyright (c) 2004-2005 The Regents of the University of California.
dnl All rights reserved.
dnl Copyright (c) 2006-2014 Cisco Systems, Inc. All rights reserved.
dnl Copyright (c) 2006-2011 Los Alamos National Security, LLC. All rights
dnl reserved.
dnl Copyright (c) 2006-2009 Mellanox Technologies. All rights reserved.
dnl Copyright (c) 2010-2012 Oracle and/or its affiliates. All rights reserved.
dnl Copyright (c) 2015 Research Organization for Information Science
dnl and Technology (RIST). All rights reserved.
dnl $COPYRIGHT$
dnl
dnl Additional copyrights may follow
dnl
dnl $HEADER$
dnl
# Internal helper macro to look for the verbs libdir
# --------------------------------------------------------
AC_DEFUN([_OPAL_CHECK_VERBS_LIBDIR],[
AS_IF([test -d "$1"],
[AS_IF([test "x`ls $1/libibverbs.* 2> /dev/null`" != "x"],
[opal_verbs_libdir="$1"])
])
])
# Internal helper macro to look for the verbs dir
# --------------------------------------------------------
AC_DEFUN([_OPAL_CHECK_VERBS_DIR],[
AS_IF([test -d "$1"],
[AS_IF([test -f "$1/include/infiniband/verbs.h"],
[opal_verbs_dir="$1"])
])
])
# OPAL_CHECK_VERBS_DIR
# --------------------------------------------------------
# Add --with-verbs options, and if directories are specified,
# sanity check them.
#
# At the end of this macro:
#
# 1. $opal_want_verbs will be set to:
# "yes" if --with-verbs or --with-verbs=DIR was specified
# "no" if --without-verbs was specified)
# "optional" if neither --with-verbs* nor --without-verbs was specified
#
# 2. $opal_verbs_dir and $opal_verbs_libdir with either both be set or
# both be empty.
#
AC_DEFUN([OPAL_CHECK_VERBS_DIR],[
# Add --with options
AC_ARG_WITH([verbs],
[AC_HELP_STRING([--with-verbs(=DIR)],
[Build verbs support, optionally adding DIR/include, DIR/lib, and DIR/lib64 to the search path for headers and libraries])])
AC_ARG_WITH([verbs-libdir],
[AC_HELP_STRING([--with-verbs-libdir=DIR],
[Search for verbs libraries in DIR])])
# Sanity check the --with values
OPAL_CHECK_WITHDIR([verbs], [$with_verbs],
[include/infiniband/verbs.h])
OPAL_CHECK_WITHDIR([verbs-libdir], [$with_verbs_libdir],
[libibverbs.*])
# Set standardized shell variables for OFED lovin' components to
# use. Either both of $opal_verbs_dir and
# $verbs_libdir will be set, or neither will be set.
opal_want_verbs=no
AS_IF([test -z "$with_verbs"],
[opal_want_verbs=optional],
[AS_IF([test "$with_verbs" = "no"],
[opal_want_verbs=no],
[opal_want_verbs=yes])
])
opal_verbs_dir=
AS_IF([test -n "$with_verbs" && test "$with_verbs" != "yes" && test "$with_verbs" != "no"],
[opal_verbs_dir=$with_verbs])
opal_verbs_libdir=
AS_IF([test -n "$with_verbs_libdir" && test "$with_verbs_libdir" != "yes" && test "$with_verbs_libdir" != "no"],
[opal_verbs_libdir=$with_verbs_libdir])
# If the top dir was specified but the libdir was not, look for
# it. Note that if the user needs a specific libdir (i.e., if our
# hueristic ordering below is not sufficient), they need to
# specify it.
AS_IF([test -z "$opal_verbs_libdir" && test -n "$opal_verbs_dir"],
[_OPAL_CHECK_VERBS_LIBDIR(["$opal_verbs_dir/lib"])])
AS_IF([test -z "$opal_verbs_libdir" && test -n "$opal_verbs_dir"],
[_OPAL_CHECK_VERBS_LIBDIR(["$opal_verbs_dir/lib64"])])
AS_IF([test -z "$opal_verbs_libdir" && test -n "$opal_verbs_dir"],
[_OPAL_CHECK_VERBS_LIBDIR(["$opal_verbs_dir/lib32"])])
AS_IF([test -z "$opal_verbs_libdir" && test -n "$opal_verbs_dir"],
[AC_MSG_WARN([Could not find libibverbs in the usual locations under $opal_verbs_dir])
AC_MSG_ERROR([Cannot continue])
])
# If the libdir was specified, but the top dir was not, look for
# it. Note that if the user needs a specific top dir (i.e., if
# our hueristic below is not sufficient), they need to specify it.
AS_IF([test -z "$opal_verbs" && test -n "$opal_verbs_libdir"],
[_OPAL_CHECK_VERBS_DIR([`dirname "$opal_verbs_libdir"`])])
AS_IF([test -z "$opal_verbs_dir" && test -n "$opal_verbs_libdir"],
[AC_MSG_WARN([Could not find verbs.h in the usual locations under $opal_verbs_dir])
AC_MSG_ERROR([Cannot continue])
])
])
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