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#!/bin/sh
#######################################################################
# #
# The Compcert verified compiler #
# #
# Xavier Leroy, INRIA Paris-Rocquencourt #
# #
# Copyright Institut National de Recherche en Informatique et en #
# Automatique. All rights reserved. This file is distributed #
# under the terms of the INRIA Non-Commercial License Agreement. #
# #
#######################################################################
cildistrib=cil-1.3.5.tar.gz
prefix=/usr/local
bindir='$(PREFIX)/bin'
libdir='$(PREFIX)/lib/compcert'
target=''
usage='Usage: ./configure [options] <target>
Supported targets:
macosx (PowerPC, MacOS X)
ppc-linux (PowerPC, Linux)
ppc-linux-cross (PowerPC, Linux, cross-compilation)
arm-linux (ARM, Linux)
arm-linux-cross (ARM, Linux, cross-compilation)
Options:
-prefix <dir> Install in <dir>/bin and <dir>/lib/compcert
-bindir <dir> Install binaries in <dir>
-libdir <dir> Install libraries in <dir>
'
# Parse command-line arguments
while : ; do
case "$1" in
"") break;;
-prefix|--prefix)
prefix=$2; shift;;
-bindir|--bindir)
bindir=$2; shift;;
-libdir|--libdir)
libdir=$2; shift;;
*)
if test -n "$target"; then echo "$usage" 1>&2; exit 2; fi
target="$1";;
esac
shift
done
if test -z "$target"; then echo "$usage" 1>&2; exit 2; fi
# Per-target configuration
case "$target" in
macosx)
arch="powerpc"
variant="macosx"
cc="gcc -arch ppc"
cprepro="gcc -arch ppc -U__GNUC__ -E"
casm="gcc -arch ppc -c"
clinker="gcc -arch ppc"
libmath="";;
ppc-linux)
arch="powerpc"
variant="eabi"
cc="gcc"
cprepro="gcc -U__GNUC__ -E"
casm="gcc -c"
clinker="gcc"
libmath="-lm";;
ppc-linux-cross)
arch="powerpc"
variant="eabi"
cc="ppc-linux-gcc"
cprepro="ppc-linux-gcc -U__GNUC__ -E"
casm="ppc-linux-gcc -c"
clinker="ppc-linux-gcc"
libmath="-lm";;
arm-linux)
arch="arm"
variant="linux"
cc="gcc"
cprepro="gcc -U__GNUC__ -E"
casm="gcc -c"
clinker="gcc"
libmath="-lm";;
arm-linux-cross)
arch="arm"
variant="linux"
cc="arm-linux-gcc"
cprepro="arm-linux-gcc -U__GNUC__ -E"
casm="arm-linux-gcc -c"
clinker="arm-linux-gcc"
libmath="-lm";;
*)
echo "Unsupported configuration '$target'" 1>&2
echo "$usage" 1>&2
exit 2;;
esac
# Generate Makefile.config
rm -f Makefile.config
cat > Makefile.config <<EOF
PREFIX=$prefix
BINDIR=$bindir
LIBDIR=$libdir
ARCH=$arch
VARIANT=$variant
CC=$cc
CPREPRO=$cprepro
CASM=$casm
CLINKER=$clinker
LIBMATH=$libmath
EOF
# Extract and configure Cil
set -e
tar xzf $cildistrib
for i in cil.patch/*; do patch -p1 < $i; done
(cd cil && ./configure)
# Extract 'ARCHOS' info from Cil configuration
grep '^ARCHOS=' cil/config.log >> Makefile.config
# Summarize configuration
cat <<EOF
CompCert configuration:
Target architecture........... $arch ($variant)
C compiler.................... $cc
C preprocessor................ $cprepro
Assembler..................... $casm
Linker........................ $clinker
Math library.................. $libmath
EOF
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