2004-01-07 10:43:28 +03:00
|
|
|
dnl -*- shell-script -*-
|
|
|
|
dnl
|
2004-11-22 04:38:40 +03:00
|
|
|
dnl Copyright (c) 2004-2005 The Trustees of Indiana University.
|
|
|
|
dnl All rights reserved.
|
|
|
|
dnl Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
|
|
|
|
dnl All rights reserved.
|
2004-11-28 23:09:25 +03:00
|
|
|
dnl Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
|
|
|
|
dnl University of Stuttgart. All rights reserved.
|
2005-03-24 15:43:37 +03:00
|
|
|
dnl Copyright (c) 2004-2005 The Regents of the University of California.
|
|
|
|
dnl All rights reserved.
|
2004-11-22 04:38:40 +03:00
|
|
|
dnl $COPYRIGHT$
|
|
|
|
dnl
|
|
|
|
dnl Additional copyrights may follow
|
|
|
|
dnl
|
2004-01-07 10:43:28 +03:00
|
|
|
dnl $HEADER$
|
|
|
|
dnl
|
|
|
|
|
2005-09-16 06:49:31 +04:00
|
|
|
# _OMPI_PROG_CXX_IMPERSONATE_GCC()
|
|
|
|
# --------------------------------
|
|
|
|
# Check for compilers that impersonate g++
|
|
|
|
AC_DEFUN([_OMPI_PROG_CXX_IMPERSONATE_GCC],[
|
|
|
|
AC_CACHE_CHECK([if compiler impersonates g++],
|
|
|
|
[ompi_cv_prog_cxx_impersonate_gcc],
|
|
|
|
[ompi_cv_prog_cxx_impersonate_gcc="no"
|
|
|
|
TRULY_GXX=$GXX
|
|
|
|
if test "$GXX" = "yes"; then
|
|
|
|
AC_TRY_COMPILE([], [
|
|
|
|
int i = 3;
|
|
|
|
#if __INTEL_COMPILER
|
|
|
|
#error Yes, I am lying about being g++.
|
|
|
|
#endif
|
|
|
|
], [], [ompi_cv_prog_cxx_impersonate_gcc="yes"])
|
|
|
|
fi])
|
|
|
|
|
|
|
|
if test "$GXX" = "yes" -a "$ompi_cv_prog_cxx_impersonate_gcc" = "no" ; then
|
|
|
|
TRULY_GXX=yes
|
|
|
|
else
|
|
|
|
TRULY_GXX=no
|
|
|
|
fi
|
|
|
|
])
|
|
|
|
|
|
|
|
|
2004-06-07 19:33:53 +04:00
|
|
|
AC_DEFUN([OMPI_SETUP_CXX],[
|
2004-01-07 10:43:28 +03:00
|
|
|
|
|
|
|
# Modularize this setup so that sub-configure.in scripts can use this
|
|
|
|
# same setup code.
|
|
|
|
|
2004-06-07 19:33:53 +04:00
|
|
|
ompi_show_subtitle "C++ compiler and preprocessor"
|
2004-01-07 10:43:28 +03:00
|
|
|
|
2004-06-07 19:33:53 +04:00
|
|
|
ompi_cxxflags_save="$CXXFLAGS"
|
2004-01-07 10:43:28 +03:00
|
|
|
AC_PROG_CXX
|
|
|
|
AC_PROG_CXXCPP
|
|
|
|
BASECXX="`basename $CXX`"
|
2004-06-07 19:33:53 +04:00
|
|
|
CXXFLAGS="$ompi_cxxflags_save"
|
|
|
|
AC_DEFINE_UNQUOTED(OMPI_CXX, "$CXX", [OMPI underlying C++ compiler])
|
2005-06-17 05:06:36 +04:00
|
|
|
OMPI_CXX_ABSOLUTE="`which $CXX`"
|
|
|
|
AC_SUBST(OMPI_CXX_ABSOLUTE)
|
2004-01-07 10:43:28 +03:00
|
|
|
|
2005-09-16 06:49:31 +04:00
|
|
|
_OMPI_PROG_CXX_IMPERSONATE_GCC
|
2005-01-21 16:53:48 +03:00
|
|
|
|
2005-04-18 20:38:27 +04:00
|
|
|
# Do we want code coverage
|
|
|
|
if test "$WANT_COVERAGE" = "1"; then
|
|
|
|
if test "$TRULY_GXX" = "yes"; then
|
|
|
|
AC_MSG_WARN([-fprofile-arcs -ftest-coverage has been added to CFLAGS (--enable-coverage)])
|
|
|
|
WANT_DEBUG=1
|
|
|
|
CXXFLAGS="-ftest-coverage -fprofile-arcs ${CXXFLAGS}"
|
|
|
|
WRAPPER_EXTRA_CXXFLAGS="-ftest-coverage -fprofile-arcs ${WRAPPER_EXTRA_CXXFLAGS}"
|
|
|
|
else
|
|
|
|
AC_MSG_WARN([Code coverage functionality is currently available only with GCC suite])
|
|
|
|
AC_MSG_ERROR([Configure: cannot continue])
|
|
|
|
fi
|
|
|
|
fi
|
|
|
|
|
2004-01-07 10:43:28 +03:00
|
|
|
# Do we want debugging?
|
|
|
|
|
|
|
|
if test "$WANT_DEBUG" = "1"; then
|
2004-05-17 21:56:21 +04:00
|
|
|
CXXFLAGS="$CXXFLAGS -g"
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_UNIQ(CXXFLAGS)
|
2004-03-29 00:39:15 +04:00
|
|
|
AC_MSG_WARN([-g has been added to CXXFLAGS (--enable-debug)])
|
|
|
|
fi
|
|
|
|
|
2005-01-21 16:53:48 +03:00
|
|
|
# These flags are generally g++-specific; even the g++-impersonating
|
|
|
|
# compilers won't accept them.
|
|
|
|
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_CXXFLAGS_BEFORE_PICKY="$CXXFLAGS"
|
2005-01-21 16:53:48 +03:00
|
|
|
if test "$TRULY_GXX" = "yes" -a "$WANT_PICKY_COMPILER" = 1; then
|
2005-08-21 00:43:59 +04:00
|
|
|
add="-Wall -Wundef -Wno-long-long"
|
2004-03-29 00:39:15 +04:00
|
|
|
|
|
|
|
# see if -Wno-long-double works...
|
|
|
|
AC_LANG_PUSH(C++)
|
|
|
|
CXXFLAGS_orig="$CXXFLAGS"
|
|
|
|
CXXFLAGS="$CXXFLAGS -Wno-long-double"
|
2005-09-16 06:49:31 +04:00
|
|
|
AC_CACHE_CHECK([if $CXX supports -Wno-long-double],
|
|
|
|
[ompi_cv_cxx_wno_long_double],
|
|
|
|
[AC_TRY_COMPILE([], [],
|
|
|
|
[ompi_cv_cxx_wno_long_double="yes"],
|
|
|
|
[ompi_cv_cxx_wno_long_double="no"])])
|
2004-03-29 00:39:15 +04:00
|
|
|
CXXFLAGS="$CXXFLAGS_orig"
|
|
|
|
AC_LANG_POP(C++)
|
2005-09-16 06:49:31 +04:00
|
|
|
if test "$ompi_cv_cxx_wno_long_double" = "yes" ; then
|
|
|
|
add="$add -Wno-long-double"
|
|
|
|
fi
|
2004-03-29 00:39:15 +04:00
|
|
|
|
2004-01-07 10:43:28 +03:00
|
|
|
CXXFLAGS="$CXXFLAGS $add"
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_UNIQ(CXXFLAGS)
|
2005-09-16 06:49:31 +04:00
|
|
|
if test "$add" != "" ; then
|
|
|
|
AC_MSG_WARN([$add has been added to CXXFLAGS (--enable-picky)])
|
|
|
|
fi
|
2004-01-07 10:43:28 +03:00
|
|
|
unset add
|
|
|
|
fi
|
|
|
|
|
2005-01-21 16:53:48 +03:00
|
|
|
# See if this version of g++ allows -finline-functions
|
|
|
|
|
|
|
|
if test "$GXX" = "yes"; then
|
2004-05-18 18:14:12 +04:00
|
|
|
CXXFLAGS_orig="$CXXFLAGS"
|
|
|
|
CXXFLAGS="$CXXFLAGS -finline-functions"
|
|
|
|
add=
|
2005-09-16 06:49:31 +04:00
|
|
|
AC_CACHE_CHECK([if $CXX supports -finline-functions],
|
|
|
|
[ompi_cv_cxx_finline_functions],
|
|
|
|
[AC_TRY_COMPILE([], [],
|
|
|
|
[ompi_cv_cxx_finline_functions="yes"],
|
|
|
|
[ompi_cv_cxx_finline_functions="no"])])
|
|
|
|
if test "$ompi_cv_cxx_finline_functions" = "yes" ; then
|
|
|
|
add=" -finline-functions"
|
|
|
|
fi
|
2004-05-18 18:14:12 +04:00
|
|
|
CXXFLAGS="$CXXFLAGS_orig$add"
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_UNIQ(CXXFLAGS)
|
2005-09-16 06:49:31 +04:00
|
|
|
if test "$add" != "" ; then
|
|
|
|
AC_MSG_WARN([$add has been added to CXXFLAGS])
|
|
|
|
fi
|
2004-05-18 18:14:12 +04:00
|
|
|
unset add
|
|
|
|
fi
|
|
|
|
|
2004-01-07 10:43:28 +03:00
|
|
|
# Check for special things due to C++ exceptions
|
|
|
|
|
2004-01-07 18:34:40 +03:00
|
|
|
ENABLE_CXX_EXCEPTIONS=no
|
|
|
|
HAVE_CXX_EXCEPTIONS=0
|
2004-01-07 10:43:28 +03:00
|
|
|
AC_ARG_ENABLE(cxx-exceptions,
|
|
|
|
AC_HELP_STRING([--enable-cxx-exceptions],
|
|
|
|
[enable support for C++ exceptions]),
|
2004-01-07 18:34:40 +03:00
|
|
|
[ENABLE_CXX_EXCEPTIONS="$enableval"])
|
2004-01-07 10:43:28 +03:00
|
|
|
|
|
|
|
AC_MSG_CHECKING([if want C++ exception handling])
|
2004-01-07 18:34:40 +03:00
|
|
|
AC_MSG_RESULT([$ENABLE_CXX_EXCEPTIONS])
|
|
|
|
if test "$ENABLE_CXX_EXCEPTIONS" = "yes"; then
|
2004-01-07 10:43:28 +03:00
|
|
|
# config/cxx_have_exceptions.m4
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_CXX_HAVE_EXCEPTIONS
|
2004-01-07 10:43:28 +03:00
|
|
|
# config/cxx_find_exception_flags.m4
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_CXX_FIND_EXCEPTION_FLAGS
|
|
|
|
if test "$OMPI_CXX_EXCEPTIONS" = "1"; then
|
2004-01-07 18:34:40 +03:00
|
|
|
HAVE_CXX_EXCEPTIONS=1
|
2004-06-07 19:33:53 +04:00
|
|
|
CFLAGS="$CFLAGS $OMPI_CXX_EXCEPTIONS_CFLAGS"
|
|
|
|
FFLAGS="$FFLAGS $OMPI_CXX_EXCEPTIONS_FFLAGS"
|
|
|
|
CXXFLAGS="$CXXFLAGS $OMPI_CXX_EXCEPTIONS_CXXFLAGS"
|
|
|
|
LDFLAGS="$LDFLAGS $OMPI_CXX_EXCEPTIONS_LDFLAGS"
|
|
|
|
|
2005-04-18 20:38:27 +04:00
|
|
|
WRAPPER_EXTRA_CFLAGS="$OMPI_CXX_EXCEPTIONS_CFLAGS ${WRAPPER_EXTRA_CFLAGS}"
|
|
|
|
WRAPPER_EXTRA_FFLAGS="$OMPI_CXX_EXCEPTIONS_FFLAGS ${WRAPPER_EXTRA_FFLAGS}"
|
|
|
|
WRAPPER_EXTRA_CXXFLAGS="$OMPI_CXX_EXCEPTIONS_CXXFLAGS ${WRAPPER_EXTRA_CXXFLAGS}"
|
2004-01-07 10:43:28 +03:00
|
|
|
fi
|
|
|
|
fi
|
2004-06-07 19:33:53 +04:00
|
|
|
AC_DEFINE_UNQUOTED(OMPI_HAVE_CXX_EXCEPTION_SUPPORT, $HAVE_CXX_EXCEPTIONS,
|
2004-01-07 10:43:28 +03:00
|
|
|
[Whether or not we have compiled with C++ exceptions support])
|
|
|
|
|
|
|
|
# Find some more characteristics of the C++ compiler
|
|
|
|
|
|
|
|
# config/cxx_find_template_repository.m4
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_CXX_FIND_TEMPLATE_REPOSITORY
|
2004-01-07 10:43:28 +03:00
|
|
|
# config/cxx_find_template_parameters.m4
|
2004-06-07 19:33:53 +04:00
|
|
|
OMPI_CXX_FIND_TEMPLATE_PARAMETERS
|
2004-01-07 10:43:28 +03:00
|
|
|
|
|
|
|
# If we are on HP-UX, ensure that we're using aCC
|
|
|
|
case "$host" in
|
|
|
|
*hpux*)
|
|
|
|
if test "$BASECXX" = "CC"; then
|
|
|
|
AC_MSG_WARN([*** You will probably have problems compiling the MPI 2])
|
|
|
|
AC_MSG_WARN([*** C++ bindings with the HP-UX CC compiler. You should])
|
|
|
|
AC_MSG_WARN([*** probably be using the aCC compiler. Re-run configure])
|
2004-01-07 18:34:40 +03:00
|
|
|
AC_MSG_WARN([*** with the environment variable "CXX=aCC".])
|
2004-01-07 10:43:28 +03:00
|
|
|
fi
|
|
|
|
;;
|
|
|
|
esac
|
|
|
|
|
2004-06-07 19:33:53 +04:00
|
|
|
# Same rationale for g++ as with gcc in OMPI_SETUP_CC.
|
2004-01-07 18:34:40 +03:00
|
|
|
|
2005-01-21 16:53:48 +03:00
|
|
|
# Note: gcc-imperonating compilers accept -O3, so there's no need for
|
|
|
|
# $TRULY_GCC here.
|
|
|
|
|
2004-01-07 10:43:28 +03:00
|
|
|
if test "$GXX" = yes; then
|
|
|
|
OPTFLAGS="-O3"
|
|
|
|
else
|
|
|
|
OPTFLAGS="-O"
|
|
|
|
fi
|
2004-06-07 19:33:53 +04:00
|
|
|
# config/ompi_check_optflags.m4
|
|
|
|
OMPI_CHECK_OPTFLAGS("$CXXFLAGS")
|
2004-01-07 10:43:28 +03:00
|
|
|
AC_MSG_CHECKING([for C++ optimization flags])
|
|
|
|
AC_MSG_RESULT([$co_result])
|
|
|
|
CXXFLAGS="$co_result"
|
|
|
|
])
|