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# The script uses information about the target machine
# to set things up for compilation. It's vaguely like a stripped-down
# version of autoconf. It's intended to be run as part of The
# only time you'd want to run it by itself is if you're trying to
# cross-compile the system or if you're doing some kind of
# troubleshooting.
# This software is part of the SBCL system. See the README file for
# more information.
# This software is derived from the CMU CL system, which was
# written at Carnegie Mellon University and released into the
# public domain. The software is in the public domain and is
# provided with absolutely no warranty. See the COPYING and CREDITS
# files for more information.
echo //entering
echo //ensuring the existence of output/ directory
if [ ! -d output ] ; then mkdir output; fi
echo //initializing $ltf
echo ';;;; This is a machine-generated file.' > $ltf
echo ';;;; Please do not edit it by hand.' >> $ltf
echo ';;;; See' >> $ltf
echo -n '(' >> $ltf
echo //guessing default target CPU architecture from host architecture
case `uname -m` in
*86) guessed_sbcl_arch=x86 ;;
[Aa]lpha) guessed_sbcl_arch=alpha ;;
# If we're not building on a supported target architecture, we
# we have no guess, but it's not an error yet, since maybe
# target architecture will be specified explicitly below.
echo //setting up CPU-architecture-dependent information
echo sbcl_arch=\"$sbcl_arch\"
if [ "$sbcl_arch" = "" ] ; then
echo "can't guess target SBCL architecture, need SBCL_ARCH environment var"
exit 1
echo -n ":$sbcl_arch" >> $ltf
for d in src/compiler src/assembly; do
echo //setting up symlink $d/target
cd $d
if [ -L target ] ; then
rm target
elif [ -e target ] ; then
echo "I'm afraid to replace non-symlink $d/target with a symlink."
exit 1
if [ -d $sbcl_arch ] ; then
ln -s $sbcl_arch target
echo "missing sbcl_arch directory $PWD/$sbcl_arch"
exit 1
cd $original_dir
echo //setting up OS-dependent information
cd src/runtime/
rm -f Config
case `uname` in
echo -n ' :linux' >> $ltf
ln -s Config.$sbcl_arch-linux Config
echo -n ' :bsd' >> $ltf
case `uname` in
echo -n ' :freebsd' >> $ltf
ln -s Config.$sbcl_arch-freebsd Config
echo -n ' :openbsd' >> $ltf
ln -s Config.$sbcl_arch-openbsd Config
echo unsupported BSD variant: `uname`
exit 1
echo unsupported OS type: `uname`
exit 1
cd $original_dir
echo //finishing $ltf
echo ')' >> $ltf
# FIXME: The version system should probably be redone along these lines:
# echo //setting up version information.
# versionfile=version.txt
# cp base-version.txt $versionfile
# echo " (built `date -u` by `whoami`@`hostname`)" >> $versionfile
# echo 'This is a machine-generated file and should not be edited by hand.' >> $versionfile
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