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openmpi/opal/config/opal_config_threads.m4
Ralph Castain 522a23d6a3 A few changes to the FT-related configure options:
1. fix a bug that caused an infinite loop in configure when specifying want-ft but not want-ft-thread by removing a stale reference to the opal-progress-thread option

2. add want-ft=orcm so we can build the orcm errmgr component

3. cleanup the use of "ompi_want_ft_xxx" and replace it with "opal_want_ft_xxx" so that naming conventions are preserved

This commit was SVN r22885.
2010-03-25 22:53:48 +00:00

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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) 2010 Cisco Systems, Inc. All rights reserved.
dnl $COPYRIGHT$
dnl
dnl Additional copyrights may follow
dnl
dnl $HEADER$
dnl
AC_DEFUN([OPAL_CONFIG_THREADS],[
#
# Arguments: none
#
# Dependencies: None
#
# Modifies:
# none - see called tests
#
# configure threads
#
# create templates
AH_TEMPLATE([OPAL_HAVE_SOLARIS_THREADS],
[Do we have native Solaris threads])
AH_TEMPLATE([OPAL_HAVE_POSIX_THREADS],
[Do we have POSIX threads])
#
# Check for thread types - add your type here...
#
OMPI_CONFIG_POSIX_THREADS(HAVE_POSIX_THREADS=1, HAVE_POSIX_THREADS=0)
AC_MSG_CHECKING([for working POSIX threads package])
if test "$HAVE_POSIX_THREADS" = "1" ; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
export HAVE_POSIX_THREADS
OMPI_CONFIG_SOLARIS_THREADS(HAVE_SOLARIS_THREADS=1, HAVE_SOLARIS_THREADS=0)
AC_MSG_CHECKING([for working Solaris threads package])
if test "$HAVE_SOLARIS_THREADS" = "1" ; then
AC_MSG_RESULT([yes])
else
AC_MSG_RESULT([no])
fi
export HAVE_SOLARIS_THREADS
#
# Ask what threading we want (allow solaris / posix right now)
#
AC_MSG_CHECKING([for type of thread support])
AC_ARG_WITH(threads,
AC_HELP_STRING([--with-threads],
[Set thread type (solaris / posix)]),
[THREAD_TYPE=$withval])
if test "$THREAD_TYPE" = "solaris"; then
if test "$HAVE_SOLARIS_THREADS" = "0"; then
AC_MSG_WARN(["*** You have chosen Solaris threads, which are not"])
AC_MSG_WARN(["*** available on your system "])
AC_MSG_ERROR(["*** Can not continue"])
fi
elif test "$THREAD_TYPE" = "posix"; then
if test "$HAVE_POSIX_THREADS" = "0"; then
AC_MSG_WARN(["*** You have chosen POSIX threads, which are not"])
AC_MSG_WARN(["*** available on your system "])
AC_MSG_ERROR(["*** Can not continue"])
fi
elif test "$THREAD_TYPE" = "no"; then
THREAD_TYPE="none"
elif test -z "$THREAD_TYPE" -o "$THREAD_TYPE" = "yes"; then
# Actual logic here - properly set THREAD_TYPE - we go for system
# optimized where ever possible
case "$host" in
*solaris*)
if test "$HAVE_SOLARIS_THREADS" = "1"; then
THREAD_TYPE="solaris"
elif test "$HAVE_POSIX_THREADS" = "1"; then
THREAD_TYPE="posix"
else
THEAD_TYPE="none found"
fi
;;
*)
if test "$HAVE_POSIX_THREADS" = "1"; then
THREAD_TYPE="posix"
else
THREAD_TYPE="none found"
fi
;;
esac
else
AC_MSG_WARN(["*** You have specified a thread type that I do not"])
AC_MSG_WARN(["*** understand. Valid options are posix and solaris"])
AC_MSG_ERROR(["*** Can not continue."])
fi
AC_MSG_RESULT($THREAD_TYPE)
#
# Ok, now run the configuration for that thread package.
#
# Blah - this should be made better, but I don't know how...
#
AH_TEMPLATE([OPAL_THREADS_HAVE_DIFFERENT_PIDS],
[Do threads have different pids (pthreads on linux)])
if test "$THREAD_TYPE" = "solaris"; then
AC_DEFINE(OPAL_HAVE_SOLARIS_THREADS, 1)
AC_DEFINE(OPAL_HAVE_POSIX_THREADS, 0)
AC_DEFINE(OPAL_THREADS_HAVE_DIFFERENT_PIDS, 0)
THREAD_CFLAGS="$STHREAD_CFLAGS"
THREAD_FFLAGS="$STHREAD_FFLAGS"
THREAD_CXXFLAGS="$STHREAD_CXXFLAGS"
THREAD_CPPFLAGS="$STHREAD_CPPFLAGS"
THREAD_CXXCPPFLAGS="$STHREAD_CXXCPPFLAGS"
THREAD_LDFLAGS="$STHREAD_LDFLAGS"
THREAD_LIBS="$STHREAD_LIBS"
elif test "$THREAD_TYPE" = "posix"; then
AC_DEFINE(OPAL_HAVE_SOLARIS_THREADS, 0)
AC_DEFINE(OPAL_HAVE_POSIX_THREADS, 1)
THREAD_CFLAGS="$PTHREAD_CFLAGS"
THREAD_FFLAGS="$PTHREAD_FFLAGS"
THREAD_CXXFLAGS="$PTHREAD_CXXFLAGS"
THREAD_CPPFLAGS="$PTHREAD_CPPFLAGS"
THREAD_CXXCPPFLAGS="$PTHREAD_CXXCPPFLAGS"
THREAD_LDFLAGS="$PTHREAD_LDFLAGS"
THREAD_LIBS="$PTHREAD_LIBS"
OMPI_CHECK_PTHREAD_PIDS
else
AC_DEFINE(OPAL_HAVE_SOLARIS_THREADS, 0)
AC_DEFINE(OPAL_HAVE_POSIX_THREADS, 0)
AC_DEFINE(OPAL_THREADS_HAVE_DIFFERENT_PIDS, 0)
TRHEAD_CFLAGS=
THREAD_FFLAGS=
THREAD_CXXFLAGS=
THREAD_CPPFLAGS=
THREAD_CXXCPPFLAGS=
THREAD_LDFLAGS=
THREAD_LIBS=
if test "$THREAD_TYPE" != "none" ; then
cat <<EOF
************************************************************************
Open MPI was unable to find threading support on your system. The
OMPI development team is considering requiring threading support for
proper OMPI execution. This is in part because we are not aware of
any OpenFabrics users that do not have thread support -- so we need
you to e-mail the Open MPI Users mailing list to tell us if this is a
problem for you.
************************************************************************
EOF
fi
fi
AM_CONDITIONAL(OPAL_HAVE_POSIX_THREADS, test "$THREAD_TYPE" = "posix")
AM_CONDITIONAL(OPAL_HAVE_SOLARIS_THREADS, test "$THREAD_TYPE" = "solaris")
#
# Now configure the whole OPAL and progress thread gorp
#
AC_MSG_CHECKING([if want OPAL thread support])
AC_ARG_ENABLE([opal-multi-threads],
AC_HELP_STRING([--enable-opal-multi-threads],
[Enable thread support inside OPAL (default: disabled)]),
[enable_opal_multi_threads="$enableval"],
[enable_opal_multi_threads="undef"])
if test "$enable_opal_multi_threads" = "undef" ; then
dnl # no argument given either way. Default to whether
dnl # we have threads or not
dnl if test "$THREAD_TYPE" != "none" ; then
dnl OPAL_ENABLE_MULTI_THREADS=1
dnl enable_opal_multi_threads="yes"
dnl else
dnl OPAL_ENABLE_MULTI_THREADS=0
dnl enable_opal_multi_threads="no"
dnl fi
# no argument - default to no, but leave
# enable_opal_multi_threads="undef" so we
# can later detect that it wasn't specified
OPAL_ENABLE_MULTI_THREADS=0
elif test "$enable_opal_multi_threads" = "no" ; then
OPAL_ENABLE_MULTI_THREADS=0
else
# they want OPAL thread support. Make sure we have threads
if test "$THREAD_TYPE" != "none" ; then
OPAL_ENABLE_MULTI_THREADS=1
enable_opal_multi_threads="yes"
else
AC_MSG_ERROR([User requested MPI threads, but no threading model supported])
fi
fi
AC_DEFINE_UNQUOTED([OPAL_ENABLE_MULTI_THREADS], [$OPAL_ENABLE_MULTI_THREADS],
[Whether we should enable thread support within the OPAL code base])
AC_MSG_RESULT([$enable_opal_multi_threads])
#
# Fault Tolerance Thread
#
# --enable-ft-thread
# #if OPAL_ENABLE_FT_THREAD == 0 /* Disabled */
# #if OPAL_ENABLE_FT_THREAD == 1 /* Enabled */
#
AC_MSG_CHECKING([if want fault tolerance thread])
AC_ARG_ENABLE([ft_thread],
[AC_HELP_STRING([--disable-ft-thread],
[Disable fault tolerance thread running inside all processes. Requires OPAL thread support (default: enabled)])],
[enable_ft_thread="$enableval"],
[enable_ft_thread="undef"])
# if they do not want FT support, then they do not want this thread either
if test "$opal_want_ft" = "0"; then
opal_want_ft_thread=0
AC_MSG_RESULT([Disabled (fault tolerance disabled --without-ft)])
# if --disable-ft-thread
elif test "$enable_ft_thread" = "no"; then
opal_want_ft_thread=0
AC_MSG_RESULT([Disabled])
# if default, and no progress or MPI threads
elif test "$enable_ft_thread" = "undef" -a "$enable_opal_multi_threads" = "no" ; then
opal_want_ft_thread=0
AC_MSG_RESULT([Disabled (OPAL Thread Support Disabled)])
# if default, and MPI threads enabled
else
# Default: Enable
# Make sure we have OPAL Threads enabled
if "$enable_opal_multi_threads" = "no"; then
AC_MSG_RESULT([Must enable OPAL basic thread support to use this option])
AC_MSG_ERROR([Cannot continue])
else
AC_MSG_RESULT([yes])
opal_want_ft_thread=1
AC_MSG_WARN([**************************************************])
AC_MSG_WARN([*** Fault Tolerance with a thread in Open MPI *])
AC_MSG_WARN([*** is an experimental, research quality option. *])
AC_MSG_WARN([*** It requires OPAL thread support and care *])
AC_MSG_WARN([*** should be used when enabling these options. *])
AC_MSG_WARN([**************************************************])
fi
fi
AC_DEFINE_UNQUOTED([OPAL_ENABLE_FT_THREAD], [$opal_want_ft_thread],
[Enable fault tolerance thread in Open PAL])
AM_CONDITIONAL(WANT_FT_THREAD, test "$opal_want_ft_thread" = "1")
])dnl