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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) 2004-2020 High Performance Computing Center Stuttgart,
# University of Stuttgart. All rights reserved.
# Copyright (c) 2004-2006 The Regents of the University of California.
# All rights reserved.
# Copyright (c) 2006 QLogic Corp. All rights reserved.
# Copyright (c) 2009 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2011-2018 Los Alamos National Security, LLC.
# All rights reserved.
# Copyright (c) 2018 Research Organization for Information Science
# and Technology (RIST). All rights reserved.
# Copyright (c) 2019 Triad National Security, LLC. All rights
# reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
# OPAL_CHECK_UCX(prefix, [action-if-found], [action-if-not-found])
# --------------------------------------------------------
# check if UCX 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([MCA_opal_btl_uct_CONFIG],[
AC_CONFIG_FILES([opal/mca/btl/uct/Makefile])
OMPI_CHECK_UCX([btl_uct],
[btl_uct_happy="yes"],
[btl_uct_happy="no"])
dnl
dnl check UCT version. UCT API can change at any given release
dnl so we only allow compiling against ones we know work.
dnl
AC_ARG_ENABLE([uct-version-check],
[AS_HELP_STRING([--enable-uct-version-check],
[enable UCT version check (default: enabled)])])
AC_MSG_CHECKING([check uct version])
if test "$enable_uct_version_check" != "no"; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
min_allowed_uct_major=1
min_allowed_uct_minor=9
if test "$btl_uct_happy" = "yes" && test "$enable_uct_version_check" != "no"; then
AC_MSG_CHECKING([UCT version compatibility])
OPAL_VAR_SCOPE_PUSH([CPPFLAGS_save])
CPPFLAGS_save="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $btl_uct_CPPFLAGS"
AC_PREPROC_IFELSE([AC_LANG_PROGRAM([#include <uct/api/version.h>
#if (UCT_VERNO_MAJOR < $min_allowed_uct_major)
#error "UCT MAJOR VERNO < $min_allowed_uct_major"
#endif
#if (UCT_VERNO_MAJOR == $min_allowed_uct_major) &&\
(UCT_VERNO_MINOR < $min_allowed_uct_minor)
#error "UCT MINOR VERNO < $min_allowed_uct_minor"
#endif], [])],
[AC_MSG_RESULT([UCT version compatible])],
[AC_MSG_RESULT([UCT version not compatible - need UCX $min_allowed_uct_major.$min_allowed_uct_minor or newer])
btl_uct_happy="no"])
CPPFLAGS="$CPPFLAGS_save"
OPAL_VAR_SCOPE_POP
fi
if test "$btl_uct_happy" = "yes" ; then
OPAL_VAR_SCOPE_PUSH([CPPFLAGS_save])
CPPFLAGS_save="$CPPFLAGS"
CPPFLAGS="$CPPFLAGS $btl_uct_CPPFLAGS"
AC_CHECK_DECLS([UCT_PROGRESS_THREAD_SAFE, UCT_CB_FLAG_SYNC], [], [], [[#include <uct/api/uct.h>]])
CPPFLAGS="$CPPFLAGS_save"
OPAL_VAR_SCOPE_POP
fi
AS_IF([test "$btl_uct_happy" = "yes"],
[$1
btl_uct_LIBS="$btl_uct_LIBS -luct"
],
[$2])
# substitute in the things needed to build ucx
AC_SUBST([btl_uct_CPPFLAGS])
AC_SUBST([btl_uct_LDFLAGS])
AC_SUBST([btl_uct_LIBS])
])dnl
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