66 строки
2.8 KiB
Bash
66 строки
2.8 KiB
Bash
dnl -*- shell-script -*-
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dnl
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dnl Copyright (c) 2010-2018 Cisco Systems, Inc. All rights reserved
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dnl $COPYRIGHT$
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dnl
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dnl Additional copyrights may follow
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dnl
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dnl $HEADER$
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dnl
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dnl There will only be one component used in this framework, and it will
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dnl be selected at configure time by priority. Components must set
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dnl their priorities in their configure.m4 files. They must also set
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dnl the shell variable $opal_event_base_include to a header file name
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dnl (relative to opal/mca/event) that will be included in
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dnl opal/mca/event/event.h.
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dnl We only want one winning component (vs. STOP_AT_FIRST_PRIORITY,
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dnl which will allow all components of the same priority who succeed to
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dnl win)
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m4_define(MCA_opal_event_CONFIGURE_MODE, STOP_AT_FIRST)
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AC_DEFUN([MCA_opal_event_CONFIG],[
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opal_event_base_include=
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# configure all the components
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MCA_CONFIGURE_FRAMEWORK($1, $2, 1)
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# We must have found exactly 1 static component, or we can't
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# continue. STOP_AT_FIRST will guarantee that we find at most
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# one. We need to check here that we found *at least* one.
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AS_IF([test "$MCA_opal_event_STATIC_COMPONENTS" = ""],
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[AC_MSG_WARN([Did not find a suitable static opal event component])
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AC_MSG_ERROR([Cannot continue])])
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# We need to find out what the underlying component set
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# HAVE_WORKING_EVENTOPS was set to. This is for systems that
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# don't have working poll(), etc. (e.g., Cray) -- we still need an
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# event component (for timers, etc.), but we don't have working
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# event ops. Ensure that it was set by the component.
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echo " "
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AC_MSG_CHECKING([if have working event ops for the event framework])
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AS_IF([test "$OPAL_HAVE_WORKING_EVENTOPS" = ""],
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[AC_MSG_RESULT([unknown])
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AC_MSG_WARN([Event component did not set OPAL_HAVE_WORKING_EVENTOPS])
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AC_MSG_ERROR([Cannot continue])],
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[AS_IF([test "$OPAL_HAVE_WORKING_EVENTOPS" = "1"],
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[AC_MSG_RESULT([yes])],
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[AC_MSG_RESULT([no])])])
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AC_DEFINE_UNQUOTED(OPAL_HAVE_WORKING_EVENTOPS,
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[$OPAL_HAVE_WORKING_EVENTOPS],
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[Whether our event component has working event operations or not (if not, then assumedly it only has working timers and signals)])
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# The winning component will have told us where their header file
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# is located
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AC_MSG_CHECKING([for winning event component header file])
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AS_IF([test "$opal_event_base_include" = ""],
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[AC_MSG_RESULT([missing])
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AC_MSG_WARN([Missing implementation header])
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AC_MSG_ERROR([Cannot continue])])
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AC_DEFINE_UNQUOTED([MCA_event_IMPLEMENTATION_HEADER],
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["opal/mca/event/$opal_event_base_include"],
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[Header to include for event implementation])
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AC_MSG_RESULT([$opal_event_base_include])
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])dnl
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