10a58992af
If --with-usnic is specified and we can't build the usnic BTL, abort.
If --without-usnic is specified, gracefully skip building the usnic
BTL. If neither is specified, do the OMPI-default behavior: try to
configure/build the usnic BTL, and if we can't, skip it.
Fixes CSCuq13889.
This commit was SVN r32349.
222 строки
9.7 KiB
Bash
222 строки
9.7 KiB
Bash
# -*- shell-script -*-
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#
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# Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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# University Research and Technology
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# Corporation. All rights reserved.
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# Copyright (c) 2004-2005 The University of Tennessee and The University
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# of Tennessee Research Foundation. All rights
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# reserved.
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# Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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# University of Stuttgart. All rights reserved.
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# Copyright (c) 2004-2005 The Regents of the University of California.
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# All rights reserved.
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# Copyright (c) 2006 Sandia National Laboratories. All rights
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# reserved.
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# Copyright (c) 2010-2014 Cisco Systems, Inc. All rights reserved.
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# $COPYRIGHT$
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#
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# Additional copyrights may follow
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#
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# $HEADER$
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#
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# OPAL_CHECK_LIBNL3(prefix, [action-if-found], [action-if-not-found])
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# --------------------------------------------------------
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# check if libnl3 support can be found. sets prefix_{CPPFLAGS,
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# LDFLAGS, LIBS} as needed and runs action-if-found if there is
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# support, otherwise executes action-if-not-found
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#
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# libnl3 changed its default header location as of v3.2 (released ca. September
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# 2011). It was previously "${prefix}/include/netlink/...". It now is
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# "${prefix}/libnl3/include/netlink/...". The logic below only supports
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# >=v3.2, under the assumption that it is not widely deployed.
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AC_DEFUN([OPAL_CHECK_LIBNL3],[
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AC_ARG_WITH([libnl3],
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[AC_HELP_STRING([--with-libnl3(=DIR)],
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[Build libnl3 support])])
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OPAL_CHECK_WITHDIR([libnl3], [$with_libnl3], [include/libnl3/netlink/netlink.h])
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AC_ARG_WITH([libnl3-libdir],
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[AC_HELP_STRING([--with-libnl3-libdir=DIR],
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[Search for libnl3 libraries in DIR])])
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OPAL_CHECK_WITHDIR([libnl3-libdir], [$with_libnl3_libdir], [libnl-3.*])
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ompi_check_libnl3_$1_save_CPPFLAGS="$CPPFLAGS"
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ompi_check_libnl3_$1_save_LDFLAGS="$LDFLAGS"
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ompi_check_libnl3_$1_save_LIBS="$LIBS"
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ompi_check_libnl3_$1_orig_CPPFLAGS="$$1_CPPFLAGS"
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ompi_check_libnl3_$1_orig_LDFLAGS="$$1_LDFLAGS"
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ompi_check_libnl3_$1_orig_LIBS="$$1_LIBS"
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AS_IF([test "$with_libnl3" != "no"],
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[AS_IF([test ! -z "$with_libnl3" -a "$with_libnl3" != "yes"],
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[ompi_check_libnl3_dir="$with_libnl3"])
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AS_IF([test ! -z "$with_libnl3_libdir" -a "$with_libnl3_libdir" != "yes"],
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[ompi_check_libnl3_libdir="$with_libnl3_libdir"])
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# OPAL_CHECK_PACKAGE unfortunately can't handle this weird include
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# dir layout
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AS_IF([test -n "$ompi_check_libnl3_dir"],
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[ompi_check_libnl3_includedir="$ompi_check_libnl3_dir/include/libnl3"],
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[ompi_check_libnl3_includedir="/usr/include/libnl3"])
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$1_CPPFLAGS="$$1_CPPFLAGS -I$ompi_check_libnl3_includedir"
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CPPFLAGS="$CPPFLAGS -I$ompi_check_libnl3_includedir"
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AC_CHECK_HEADER([netlink/netlink.h],
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[# nl_recvmsgs_report appears to be a symbol which
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# is present in libnl-3 but not libnl (v1)
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_OPAL_CHECK_PACKAGE_LIB([$1],
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[nl-3],
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[nl_recvmsgs_report],
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[],
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[$ompi_check_libnl3_dir],
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[$ompi_check_libnl3_libdir],
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[ompi_check_libnl3_happy="yes"],
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[ompi_check_libnl3_happy="no"])],
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[ompi_check_libnl3_happy=no])
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# make sure that we don't pollute the cache with the results of a
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# test performed under different CPPFLAGS
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AS_UNSET([ac_cv_header_netlink_netlink_h])],
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[ompi_check_libnl3_happy="no"])
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# restore global flags
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CPPFLAGS="$ompi_check_libnl3_$1_save_CPPFLAGS"
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LDFLAGS="$ompi_check_libnl3_$1_save_LDFLAGS"
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LIBS="$ompi_check_libnl3_$1_save_LIBS"
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AS_IF([test "$ompi_check_libnl3_happy" = "yes"],
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[$2],
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[AS_IF([test ! -z "$with_libnl3" -a "$with_libnl3" != "no"],
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[AC_MSG_ERROR([libnl3 support requested but not found. Aborting])])
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# restore prefixed flags on failure
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$1_CPPFLAGS="$ompi_check_package_$1_orig_CPPFLAGS"
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$1_LDFLAGS="$ompi_check_package_$1_orig_LDFLAGS"
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$1_LIBS="$ompi_check_package_$1_orig_LIBS"
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$3])
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])
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# MCA_opal_btl_usnic_POST_CONFIG([should_build])
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# ------------------------------------------
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AC_DEFUN([MCA_opal_btl_usnic_POST_CONFIG], [
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AM_CONDITIONAL([OPAL_BTL_USNIC_BUILD_UNIT_TESTS],
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[test "$1" -eq 1 && test "X$enable_opal_btl_usnic_unit_tests" = "Xyes"])
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AM_CONDITIONAL([OPAL_BTL_USNIC_BUILD_LIBNL1_UTILS],
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[test "$1" -eq 1 && test "X$enable_opal_btl_usnic_libnl1_utils" = "Xyes"])
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AM_CONDITIONAL([OPAL_BTL_USNIC_BUILD_LIBNL3_UTILS],
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[test "$1" -eq 1 && test "X$enable_opal_btl_usnic_libnl3_utils" = "Xyes"])
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])
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# MCA_btl_usnic_CONFIG([action-if-can-compile],
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# [action-if-cant-compile])
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# ------------------------------------------------
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AC_DEFUN([MCA_opal_btl_usnic_CONFIG],[
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AC_CONFIG_FILES([opal/mca/btl/usnic/Makefile])
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AC_ARG_WITH([usnic],
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[AS_HELP_STRING([--with-usnic],
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[If specified, cause an error if usNIC
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support cannot be built])])
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# If --without-usnic was specified, then gracefully exit.
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# Otherwise, do the rest of the config.
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AS_IF([test "x$with_usnic" = "xno"],
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[AC_MSG_WARN([--without-usnic specified; skipping usnic BTL])
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$2],
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[OMPI_BTL_USNIC_DO_CONFIG($1, $2)])
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])
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AC_DEFUN([OMPI_BTL_USNIC_DO_CONFIG],[
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# see README.test for information about this scheme
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AC_ARG_ENABLE([ompi-btl-usnic-unit-tests],
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[AS_HELP_STRING([--enable-ompi-btl-usnic-unit-tests],
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[build unit tests for the usnic BTL,
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including the test runner program,
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opal_btl_usnic_run_tests])])
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AS_IF([test "X$enable_opal_btl_usnic_unit_tests" = "Xyes"],
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[unit_tests=1
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AC_MSG_NOTICE([enabling usnic BTL unit tests])],
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[unit_tests=0])
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AC_DEFINE_UNQUOTED([OPAL_BTL_USNIC_UNIT_TESTS], [$unit_tests],
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[define to 1 if usnic BTL unit tests are enabled, 0 otherwise])
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unset unit_tests
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OPAL_CHECK_OPENFABRICS([btl_usnic],
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[btl_usnic_happy="yes"],
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[btl_usnic_happy="no"])
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# We only want to build on 64 bit Linux.
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AS_IF([test "$btl_usnic_happy" = "yes"],
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[AC_CHECK_SIZEOF([void *])
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AC_MSG_CHECKING([for 64 bit Linux])
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case $host_os in
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*linux*)
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AS_IF([test $ac_cv_sizeof_void_p -eq 8],
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[btl_usnic_happy=yes],
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[btl_usnic_happy=no])
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;;
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*)
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btl_usnic_happy=no
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;;
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esac
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AC_MSG_RESULT([$btl_usnic_happy])
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]
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)
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AS_IF([test "$btl_usnic_happy" = "yes"],
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[AC_CHECK_DECLS([IBV_EVENT_GID_CHANGE, ibv_event_type_str], [], [],
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[#include <infiniband/verbs.h>
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])
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]
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)
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# Search for libnl so we can query routing information. We need to
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# distinguish between v1 and v3.
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enable_opal_btl_usnic_libnl1_utils=no
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enable_opal_btl_usnic_libnl3_utils=no
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AS_IF([test "$btl_usnic_happy" = "yes"],
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[OPAL_CHECK_LIBNL3([btl_usnic_libnl],
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[enable_opal_btl_usnic_libnl3_utils=yes],
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[enable_opal_btl_usnic_libnl3_utils=no])
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# fall back to libnl1 if libnl3 could not be found
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AS_IF([test "X$enable_opal_btl_usnic_libnl3_utils" = "Xno"],
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[OPAL_CHECK_PACKAGE([btl_usnic_libnl],
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[netlink/netlink.h],
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[nl],
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[nl_recvmsgs_default],
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[],
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[],
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[],
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[enable_opal_btl_usnic_libnl1_utils=yes],
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[enable_opal_btl_usnic_libnl1_utils=no])])
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AS_IF([test "X$enable_opal_btl_usnic_libnl3_utils" = "Xno" &&
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test "X$enable_opal_btl_usnic_libnl1_utils" = "Xno"],
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[AC_MSG_NOTICE([could not find a libnl or libnl-3, disabling the usnic BTL])
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btl_usnic_happy="no"])
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btl_usnic_CPPFLAGS="$btl_usnic_CPPFLAGS $btl_usnic_libnl_CPPFLAGS"
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btl_usnic_CFLAGS="$btl_usnic_CFLAGS $btl_usnic_libnl_CFLAGS"
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btl_usnic_LDFLAGS="$btl_usnic_LDFLAGS $btl_usnic_libnl_LDFLAGS"
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btl_usnic_LIBS="$btl_usnic_libnl_LIBS $btl_usnic_LIBS"
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])
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AS_IF([test "$btl_usnic_happy" = "yes"],
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[btl_usnic_WRAPPER_EXTRA_LDFLAGS="$btl_usnic_LDFLAGS"
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btl_usnic_WRAPPER_EXTRA_LIBS="$btl_usnic_LIBS"
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$1],
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[AS_IF([test "$with_usnic" = "yes"],
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[AC_MSG_WARN([--with-usnic specified, but usNIC support cannot be built])
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AC_MSG_ERROR([Cannot continue])],
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[$2])
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])
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# Substitute in the things needed to build USNIC
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AC_SUBST([btl_usnic_CPPFLAGS])
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AC_SUBST([btl_usnic_CFLAGS])
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AC_SUBST([btl_usnic_LDFLAGS])
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AC_SUBST([btl_usnic_LIBS])
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])dnl
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