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# Copyright (C) 2006 Imperial College London and others.
#
# Please see the AUTHORS file in the main source directory for a full list
# of copyright holders.
#
# Prof. C Pain
# Applied Modelling and Computation Group
# Department of Earth Science and Engineering
# Imperial College London
#
# C.Pain@Imperial.ac.uk
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation,
# version 2.1 of the License.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
dnl Process this file with autoconf to produce a configure script.
AC_INIT(include/spud.h)
LT_INIT
LT_LANG([CXX])
LT_LANG([FC])
# This is to get around some odd behavious of some fortran compilers
FCFLAGS="$FCFLAGS -I/usr/include"
#
# Name spud
#
AC_ARG_ENABLE(debugging,
[AC_HELP_STRING([--enable-debugging],
[turns on debugging flags])])
# Check system type
AC_CANONICAL_HOST
# Find compilers
AC_MSG_NOTICE([*** Fishing for legacy fortran compiler.])
AC_PROG_F77(ifort ifc efc sunf95 gfortran pgf95 pathf95 g95 f90,,f90,$PATH)
AC_F77_LIBRARY_LDFLAGS
fcompiler=`basename $F77`
AC_MSG_NOTICE([*** Fishing for modern Fortran compiler])
AC_PROG_FC(ifort ifc efc sunf95 gfortran pgf95 pathf95 g95 f90,,f90,$PATH)
AC_FC_LIBRARY_LDFLAGS
fccompiler=`basename $FC`
if test "$fcompiler" = "sunf95" ; then
MODINC_FLAG="-M"
FFLAGS="-M../include $FFLAGS"
FCFLAGS="-M../include $FCFLAGS"
else
MODINC_FLAG="-I"
fi
if test "$F77" = "$FC" ; then
smart_fortran="yes"
AC_MSG_NOTICE([*** Assuming that $FC can process both free and fixed form fortran files.])
else
AC_MSG_NOTICE([*** Assuming that $FC cannot process both free and fixed form fortran files (silly fortran).])
smart_fortran="no"
fi
AC_PROG_CXX(icpc icc ecc sunCC pgCC g++ CC)
AC_PROG_CPP
LINKER=$CXX
AC_LONG_64_BITS
# Find fortran libraries required when linking with C++ main.
AC_FC_LIBRARY_LDFLAGS
AC_F77_WRAPPERS
# Check for standard libraries
AC_LANG_PUSH([C])
AC_CHECK_LIB(stdc++,main,,)
AC_CHECK_LIB(m,main,,)
AC_CHECK_LIB(pthread,main,,)
LIBS="$LAPACK_LIBS $BLAS_LIBS $LIBS $FCLIBS $FLIBS"
LINKER=$CXX
##
## what compiler options work
##
if test "$FC" = "g95"; then
FCFLAGS="-ffast-math -fno-second-underscore $FCFLAGS"
fi
if test "$FC" = "gfortran"; then
if test "$enable_debugging" = "yes" ; then
FCFLAGS="-frecord-marker=4 $FCFLAGS"
else
FCFLAGS="-ffast-math -frecord-marker=4 $FCFLAGS"
fi
CPPFLAGS="$CPPFLAGS -DUSING_GFORTRAN=1"
fi
AC_LANG_PUSH(Fortran 77)
AC_MSG_CHECKING([how do we get fortran 77 to allow long lines])
old_FLAGS="$FFLAGS"
extended_source_flag=none
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
AC_MSG_RESULT(no extra flags required)
extended_source_flag=happy
],[])
if test "$extended_source_flag" != happy ; then
if test "$extended_source_flag" = none ; then
FFLAGS="-extend_source"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-132"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-ffree-line-length-none -ffixed-line-length-none"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-ffixed-line-length-huge -ffree-line-length-huge"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-ffixed-line-length-132 -ffree-line-length-huge"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-ffixed-line-length-132"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-Mextend"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-qfixed=256"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
FFLAGS="-e"
AC_TRY_COMPILE([],
[
PRINT*, "hello world "],
[
extended_source_flag=$FFLAGS
AC_MSG_RESULT([$FFLAGS])
FFLAGS="$old_FLAGS $FFLAGS"
],[])
fi
if test "$extended_source_flag" = none ; then
AC_MSG_RESULT([we cannot])
else
FCFLAGS="$FCFLAGS $extended_source_flag"
fi
fi
AC_LANG_POP([Fortran 77])
AC_PROG_INSTALL
AC_CHECK_PROG(MAKE, gmake, gmake, make, $PATH)
# Set default for ARFLAGS, since autoconf does not have a macro for
# it. This allows people to set it when running configure or make.
AC_CHECK_PROG(AR, ar, ar, ,$PATH)
test -n "$ARFLAGS" || ARFLAGS="cr"
AC_PROG_RANLIB
AC_ARG_ENABLE(verbose,
[AC_HELP_STRING([--enable-verbose],
[turns on super verbosity])])
if test "$enable_verbose" = "yes" ; then
CPPFLAGS="$CPPFLAGS -DVERBOSE_MESSAGES=1"
fi
if test "$enable_debugging" = "yes" ; then
CXXFLAGS="-g -O0 `echo $CXXFLAGS | sed 's/-O2//g'`"
FCFLAGS="-g -O0 `echo $FCFLAGS | sed 's/-O2//g'`"
if test "$fcompiler" = "ifort" ; then
FCFLAGS="-C -traceback -check nooutput_conversion -check noarg_temp_created ${FCFLAGS}"
CXXFLAGS="-fno-omit-frame-pointer ${CXXFLAGS}"
elif test "$fcompiler" = "gfortran" ; then
FCFLAGS="-fbounds-check -Wall ${FCFLAGS}"
CXXFLAGS="-fbounds-check -Wall ${CXXFLAGS}"
LDFLAGS="-rdynamic ${LDFLAGS}"
elif test "$fcompiler" = "g95" ; then
FCFLAGS="-fbounds-check -ftrace=full ${FCFLAGS}"
elif test "$fcompiler" = "sunf95" ; then
FCFLAGS="-C -ftrap=invalid -fpover ${FCFLAGS}"
CXXFLAGS="-ftrap=invalid ${CXXFLAGS}"
else
FCFLAGS="-C ${FCFLAGS}"
fi
else
AC_MSG_NOTICE([Setting optimisation flags])
CPPFLAGS="$CPPFLAGS -DNDEBUG=1"
FCFLAGS="-O3 `echo $FCFLAGS | sed 's/-g -O2//g'`"
CXXFLAGS="-O3 `echo $CXXFLAGS | sed 's/-g -O2//g'`"
fi
if test "$FC" = "ifc" ; then
FCFLAGS="-implicitnone -w95 $FCFLAGS"
fi
##############################################################
# enable gprof profiling
AC_ARG_ENABLE(profiling,
[AC_HELP_STRING([--enable-profiling],
[enable gprof profiling])])
if test "$enable_profiling" = "yes" ; then
PROFILING_FLAG="-pg"
CPPFLAGS="-pg $CPPFLAGS"
FCFLAGS="-pg $FCFLAGS"
LINKER="$LINKER -pg"
else
PROFILING_FLAG=""
fi
AC_SUBST(PROFILING_FLAG)
AC_SUBST(ARFLAGS)
AC_SUBST(LINKER)
AC_SUBST(MAKE)
AC_SUBST(LIBS)
AC_OUTPUT(Makefile src/tests/Makefile examples/Makefile
bin/spud-preprocess
diamond/setup.py diamond/diamond/plugins.py diamond/diamond/preprocess.py)
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