# -*- 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) 2009 Cisco Systems, Inc. All rights reserved. # $COPYRIGHT$ # # Additional copyrights may follow # # $HEADER$ # AC_DEFUN([_OMPI_CHECK_GM_CONFIG],[ u_OMPI_CHECK_GM_CONFIG_SAVE_CPPFLAGS="$CPPFLAGS" u_OMPI_CHECK_GM_CONFIG_SAVE_LDFLAGS="$LDFLAGS" u_OMPI_CHECK_GM_CONFIG_SAVE_LIBS="$LIBS" CPPFLAGS="$CPPFLAGS $$1_CPPFLAGS" LDFLAGS="$LDFLAGS $$1_LDFLAGS" LIBS="$LIBS $$1_LIBS" # # See if we have GM_API_VERSION. If we do, use it. If not, find the # highest one available. It seems that GM_API_VERSION was introduced # somewhere after 1.3 but before 1.6. :-\ # AC_MSG_CHECKING(for GM_API_VERSION) AC_TRY_COMPILE([#include], [int foo = GM_API_VERSION;], have_gm_api_ver_msg=yes gm_api_ver=GM_API_VERSION, have_gm_api_ver_msg=no gm_api_ver="") AC_MSG_RESULT([$have_gm_api_ver_msg]) if test "$gm_api_ver" = ""; then found=0 for val in 5 4 3; do if test "$found" = "0"; then var="GM_API_VERSION_1_$val" AC_MSG_CHECKING(for $var) AC_TRY_COMPILE([#include], [int foo = $var;], msg=yes found=1 gm_api_ver=$var, msg=no found=0 gm_api_ver="") AC_MSG_RESULT($msg) fi done fi if test "$gm_api_ver" = ""; then AC_MSG_WARN([*** Could not find a supported GM_API_VERSION]) AC_MSG_ERROR([*** Cannot continue]) fi AC_DEFINE_UNQUOTED([OMPI_MCA_]m4_translit([$1], [a-z], [A-Z])[_API_VERSION], $gm_api_ver, [Version of the GM API to use]) unset gm_api_ver have_gm_api_ver_msg found val msg # # Do we have gm_put()? # gm_put() was introduced in gm 2.0, and is exactly identical to gm # 1.6's gm_directed_send_with_callback(). The name was simply changed # for consistency/symmtery with gm_get(). # AC_MSG_CHECKING([for gm_put()]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[gm_put(0, 0, 0, 0, 0, 0, 0, 0, 0);]])], [HAVE_RDMA_PUT=1 MSG=yes], [HAVE_RDMA_PUT=0 MSG="no, use gm_directed_send_with_callback()"]) AC_DEFINE_UNQUOTED([OMPI_MCA_]m4_translit([$1], [a-z], [A-Z])[_HAVE_RDMA_PUT], $HAVE_RDMA_PUT, [Whether we have gm_put() or gm_directed_send_with_callback()]) AC_MSG_RESULT([$MSG]) # # Do we have gm_get()? # gm_get() was introduced in gm 2.0. # AC_MSG_CHECKING([for gm_get()]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include ]], [[gm_get(0, 0, 0, 0, 0, 0, 0, 0, 0);]])], [HAVE_RDMA_GET=1 MSG=yes], [HAVE_RDMA_GET=0 MSG=no]) AC_DEFINE_UNQUOTED([OMPI_MCA_]m4_translit([$1], [a-z], [A-Z])[_HAVE_RDMA_GET], $HAVE_RDMA_GET, [Whether we have get_get() or not]) AC_MSG_RESULT([$MSG]) # Now test to see if the targetted GM is a broken one broken gm builds AC_MSG_CHECKING([for broken GM 2.x RDMA gets build]) AC_TRY_COMPILE([ #include ], [ #if GM_API_VERSION_2_0 && \ ((GM_API_VERSION_2_1_0 && GM_API_VERSION < 0x20102) || \ GM_API_VERSION < 0x2000c) #error GM build is broken #endif ], [ mca_gm_broken=0 gm_build_broken=no ], [ mca_gm_broken=1 gm_build_broken=yes ]) AC_MSG_RESULT( [$gm_build_broken] ) AC_DEFINE_UNQUOTED( [OMPI_MCA_]m4_translit([$1], [a-z], [A-Z])[_GET_BROKEN], $mca_gm_broken, [The GM build has or not a broker gm_get function] ) unset gm_build_broken mca_gm_broken AC_DEFINE_UNQUOTED( [OMPI_MCA_]m4_translit([$1], [a-z], [A-Z])[_SUPPORT_REGISTERING], 1, [The OS support or not the virtal page registration] ) CPPFLAGS="$u_OMPI_CHECK_GM_CONFIG_SAVE_CPPFLAGS" LDFLAGS="$u_OMPI_CHECK_GM_CONFIG_SAVE_LDFLAGS" LIBS="$u_OMPI_CHECK_GM_CONFIG_SAVE_LIBS" ])dnl # OMPI_CHECK_GM(prefix, [action-if-found], [action-if-not-found]) # -------------------------------------------------------- # check if GM 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_GM],[ AC_ARG_WITH([gm], [AC_HELP_STRING([--with-gm(=DIR)], [Build GM (Myrinet) support, optionally adding DIR/include, DIR/lib, and DIR/lib64 to the search path for headers and libraries])]) OMPI_CHECK_WITHDIR([gm], [$with_gm], [include/gm.h]) AC_ARG_WITH([gm-libdir], [AC_HELP_STRING([--with-gm-libdir=DIR], [Search for GM (Myrinet) libraries in DIR])]) OMPI_CHECK_WITHDIR([gm-libdir], [$with_gm_libdir], [libgm.*]) AS_IF([test "$with_gm" != "no"], [AS_IF([test ! -z "$with_gm" -a "$with_gm" != "yes"], [ompi_check_gm_dir="$with_gm"]) AS_IF([test ! -z "$with_gm_libdir" -a "$with_gm_libdir" != "yes"], [ompi_check_gm_libdir="$with_gm_libdir"]) OMPI_CHECK_PACKAGE([$1], [gm.h], [gm], [gm_init], [], [$ompi_check_gm_dir], [$ompi_check_gm_libdir], [ompi_check_gm_happy="yes"], [ompi_check_gm_happy="no"])], [ompi_check_gm_happy="no"]) AS_IF([test "$ompi_check_gm_happy" = "yes"], [_OMPI_CHECK_GM_CONFIG($1) $2], [AS_IF([test ! -z "$with_gm" -a "$with_gm" != "no"], [AC_MSG_ERROR([GM support requested but not found. Aborting])]) $3]) ])