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dnl -*- shell-script -*-
dnl
dnl Copyright (c) 2001-2002 The Trustees of Indiana University.
dnl All rights reserved.
dnl Copyright (c) 1998-2001 University of Notre Dame.
dnl All rights reserved.
dnl Copyright (c) 1994-1998 The Ohio State University.
dnl All rights reserved.
dnl
dnl This file is part of the LAM/MPI software package. For license
dnl information, see the LICENSE file in the top level directory of the
dnl LAM/MPI source distribution.
dnl
dnl $Id: lam_cxx_bindings_setup.m4,v 1.6 2002/10/09 20:55:12 brbarret Exp $
dnl
define([LAM_CXX_BINDINGS_SETUP],[
MPI_CXX=
MPI_CXXFLAGS=
MPI_LDFLAGS=
MPI_LIBS=
#
# Compiler flags
#
NOOPT=
OPTFLAGS="$CXXFLAGS"
EXAM_OPTFLAGS=$OPTFLAGS
TEST_OPTFLAGS=$OPTFLAGS
#
# Miscellaneous flags
#
LAM_CXXFLAGS=
EXTRA_CXXFLAGS=
EXCPTN_CXXFLAGS=
EXCPTN_LDFLAGS=
ARCH=
EXFLAGS=
FORCE_EXFLAGS=
#
# Get our system type
# Set up for some screwy machines
#
case "$host" in
*-hp-hpux*)
if test "$GXX" = ""; then
CXXFLAGS="$CXXFLAGS $EXTRA_CXXFLAGS"
EXFLAGS="+eh"
NOOPT="-Wl,+vnocompatwarnings"
OPTFLAGS="+O1 -Wl,+vnocompatwarnings"
EXAM_OPTFLAGS=$OPTFLAGS
TEST_OPTFLAGS=$OPTFLAGS
MPI_CXX_SAVE=$MPI_CXX
ARCH=HPUX
fi
;;
mips-sgi-irix*)
OPTFLAGS="-O3"
TEST_OPTFLAGS=$OPTFLAGS
EXAM_OPTFLAGS=$OPTFLAGS
ARCH=IRIX
;;
*-cray-unicos*)
# Yuk! We have to turn off all optimization in the test suite because
# Cray's CC version 3.0.0.0 runs out of memory when compiling modules
# like port_test.cc and request_array_test.cc. Doh!!
NOOPT="-O0"
OPTFLAGS="-O3"
TEST_OPTFLAGS=$NOOPT
EXAM_OPTFLAGS=$OPTFLAGS
EXFLAGS="-h exceptions"
ARCH=CRAY
;;
esac
#
# Now we can clear MPI_CXX
#
MPI_CXX=
#
# Set autoconf for C++
#
AC_LANG_CPLUSPLUS
#
# Hardwired for LAM -- no extra libs necessary
#
MPI_LIBS=""
#
# Check to see if the resulting bool type is the same size as an int
# Just to make it easy (and uniform), always check, even if this compiler
# does not have a native "bool" type.
#
SAVE_LDFLAGS="$LDFLAGS"
SAVE_LIBS="$LIBS"
LDFLAGS=
LIBS=
LAM_GET_SIZEOF(int, MPI2CPP_SIZEOF_INT)
LAM_GET_SIZEOF(bool, MPI2CPP_SIZEOF_BOOL_T)
LDFLAGS="$SAVE_LDFLAGS"
LIBS="$SAVE_LIBS"
#
# MPI says that attributes will be at least as large as pointers.
# If we're on a 64 bit system, the pointers may be 8 bytes, not 4.
# Attributes must be typed/sized appropriately.
#
AC_MSG_CHECKING([type of MPI attributes])
AC_TRY_RUN(int main()
{
if (sizeof(int) != sizeof(int *))
return -1;
return 0;
}, sizeof_same=yes, sizeof_same=no, sizeof_same=no)
AH_TEMPLATE([MPI2CPP_ATTR], [Type of MPI C++ attributes])
if test "$sizeof_same" = "yes"; then
ATTR_TYPE="int"
AC_DEFINE(MPI2CPP_ATTR, int)
else
ATTR_TYPE="long"
AC_DEFINE(MPI2CPP_ATTR, long)
fi
AC_MSG_RESULT([$ATTR_TYPE])
#
# Do we have BSD or SYSV style signals?
# (or something that we haven't thought of yet?)
#
AC_MSG_CHECKING([for signal declaration])
AC_TRY_COMPILE(#include<signal.h>
extern "C" void bsd_handler(int sig, int code, struct sigcontext *scp, char *addr);
,
signal(1, bsd_handler);
struct sigaction n;
n.sa_handler= bsd_handler;
, bsd_signal="yes", bsd_signal="no")
AH_TEMPLATE([MPI2CPP_BSD_SIGNAL], [Whether we have BSD-style signals or not])
AH_TEMPLATE([MPI2CPP_SYSV_SIGNAL], [Whether we have SYSV-style signals or not])
if test "$bsd_signal" = "yes"; then
AC_DEFINE(MPI2CPP_BSD_SIGNAL, 1)
AC_DEFINE(MPI2CPP_SYSV_SIGNAL, 0)
AC_MSG_RESULT([BSD])
else
#
# Sanity check. Make sure that it is SYSV
#
AC_TRY_COMPILE(#include<signal.h>
extern "C" void sysv_handler(int sig) {};
,
signal(1, sysv_handler);
, sysv_signal="yes", sysv_signal="no")
if test "$sysv_signal" = "yes"; then
AC_DEFINE(MPI2CPP_SYSV_SIGNAL, 1)
AC_DEFINE(MPI2CPP_BSD_SIGNAL, 0)
AC_MSG_RESULT([SYSV])
else
AC_MSG_RESULT([not found])
AC_MSG_ERROR([cannot determine if signals are bsd/sysv])
exit
fi
fi
#
# All done with C++
#
AC_LANG_C
])
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