echo //entering make-config.sh
+echo //ensuring the existence of output/ directory
+if [ ! -d output ] ; then mkdir output; fi
+
ltf=`pwd`/local-target-features.lisp-expr
echo //initializing $ltf
-echo '; This is a machine-generated file and should not be edited by hand.' > $ltf
-echo -n '(' >> $ltf
+echo ';;;; This is a machine-generated file.' > $ltf
+echo ';;;; Please do not edit it by hand.' >> $ltf
+echo ';;;; See make-config.sh.' >> $ltf
+printf '(' >> $ltf
+
+echo //guessing default target CPU architecture from host architecture
+case `uname -m` in
+ *86|x86_64) guessed_sbcl_arch=x86 ;;
+ [Aa]lpha) guessed_sbcl_arch=alpha ;;
+ sparc*) guessed_sbcl_arch=sparc ;;
+ sun*) guessed_sbcl_arch=sparc ;;
+ ppc) guessed_sbcl_arch=ppc ;;
+ Power*Macintosh) guessed_sbcl_arch=ppc ;;
+ parisc) guessed_sbcl_arch=hppa ;;
+ mips) guessed_sbcl_arch=mips ;;
+ *)
+ # If we're not building on a supported target architecture, we
+ # we have no guess, but it's not an error yet, since maybe
+ # target architecture will be specified explicitly below.
+ guessed_sbcl_arch=''
+ ;;
+esac
+
+echo //setting up CPU-architecture-dependent information
+sbcl_arch=${SBCL_ARCH:-$guessed_sbcl_arch}
+echo sbcl_arch=\"$sbcl_arch\"
+if [ "$sbcl_arch" = "" ] ; then
+ echo "can't guess target SBCL architecture, need SBCL_ARCH environment var"
+ exit 1
+fi
+printf ":%s" "$sbcl_arch" >> $ltf
-echo '//setting up "target"-named symlinks to designate target architecture'
-sbcl_arch=x86 # (the only possibility supported, at least as of sbcl-0.6.7)
-echo -n ":x86" >> $ltf # (again, the only possibility supported)
for d in src/compiler src/assembly; do
echo //setting up symlink $d/target
original_dir=`pwd`
cd $d
- if [ -L target ] ; then
+ if [ -h target ] ; then
rm target
- elif [ -e target ] ; then
+ elif [ -w target ] ; then
echo "I'm afraid to replace non-symlink $d/target with a symlink."
exit 1
fi
cd $original_dir
done
+echo //setting up symlink src/compiler/assembly
+if [ -h src/compiler/assembly ] ; then
+ rm src/compiler/assembly
+elif [ -w src/compiler/assembly ] ; then
+ echo "I'm afraid to replace non-symlink compiler/assembly with a symlink."
+ exit 1
+fi
+ln -s ../assembly src/compiler/assembly
+
echo //setting up OS-dependent information
+original_dir=`pwd`
cd src/runtime/
-rm -f Config
-if [ `uname` = Linux ]; then
- echo -n ' :linux' >> $ltf
- ln -s Config.x86-linux Config
-elif uname | grep BSD; then
- if [ `uname` = FreeBSD ]; then
- echo -n ' :freebsd' >> $ltf
- elif [ `uname` = OpenBSD ]; then
- echo -n ' :openbsd' >> $ltf
- else
- echo unsupported BSD variant: `uname`
+rm -f Config target-arch-os.h target-arch.h target-os.h target-lispregs.h
+# KLUDGE: these two logically belong in the previous section
+# ("architecture-dependent"); it seems silly to enforce this in terms
+# of the shell script, though. -- CSR, 2002-02-03
+ln -s $sbcl_arch-arch.h target-arch.h
+ln -s $sbcl_arch-lispregs.h target-lispregs.h
+case `uname` in
+ Linux)
+ printf ' :linux' >> $ltf
+ sbcl_os="linux"
+ if [ "`uname -m`" = "x86_64" ]; then
+ ln -s Config.x86_64-linux Config
+ else
+ ln -s Config.$sbcl_arch-linux Config
+ fi
+ ln -s $sbcl_arch-linux-os.h target-arch-os.h
+ ln -s linux-os.h target-os.h
+ ;;
+ OSF1)
+ # it's changed name twice since it was called OSF/1: clearly
+ # the marketers forgot to tell the engineers about Digital Unix
+ # _or_ OSF/1 ...
+ printf ' :osf1' >> $ltf
+ sbcl_os="osf1"
+ ln -s Config.$sbcl_arch-osf1 Config
+ ln -s $sbcl_arch-osf1-os.h target-arch-os.h
+ ln -s osf1-os.h target-os.h
+ ;;
+ *BSD)
+ printf ' :bsd' >> $ltf
+ ln -s $sbcl_arch-bsd-os.h target-arch-os.h
+ ln -s bsd-os.h target-os.h
+ case `uname` in
+ FreeBSD)
+ printf ' :freebsd' >> $ltf
+ sbcl_os="freebsd"
+ ln -s Config.$sbcl_arch-freebsd Config
+ ;;
+ OpenBSD)
+ printf ' :openbsd' >> $ltf
+ sbcl_os="openbsd"
+ ln -s Config.$sbcl_arch-openbsd Config
+ ;;
+ *)
+ echo unsupported BSD variant: `uname`
+ exit 1
+ ;;
+ esac
+ ;;
+ Darwin)
+ printf ' :bsd' >> $ltf
+ sbcl_os="darwin"
+ ln -s $sbcl_arch-darwin-os.h target-arch-os.h
+ ln -s bsd-os.h target-os.h
+ printf ' :darwin' >> $ltf
+ ln -s Config.$sbcl_arch-darwin Config
+ ;;
+ SunOS)
+ printf ' :sunos' >> $ltf
+ sbcl_os="sunos"
+ ln -s Config.$sbcl_arch-sunos Config
+ ln -s $sbcl_arch-sunos-os.h target-arch-os.h
+ ln -s sunos-os.h target-os.h
+ ;;
+ *)
+ echo unsupported OS type: `uname`
exit 1
+ ;;
+esac
+cd $original_dir
+
+# KLUDGE: currently the x86 only works with the generational garbage
+# collector (indicated by the presence of :GENCGC in *FEATURES*) and
+# alpha, sparc and ppc with the stop'n'copy collector (indicated by
+# the absence of :GENCGC in *FEATURES*). This isn't a great
+# separation, but for now, rather than have :GENCGC in
+# base-target-features.lisp-expr, we add it into local-target-features
+# if we're building for x86. -- CSR, 2002-02-21 Then we do something
+# similar with :STACK-GROWS-FOOWARD, too. -- WHN 2002-03-03
+if [ "$sbcl_arch" = "x86" ] ; then
+ printf ' :gencgc :stack-grows-downward-not-upward :c-stack-is-control-stack' >> $ltf
+elif [ "$sbcl_arch" = "mips" ] ; then
+ # Use a little C program to try to guess the endianness. Ware
+ # cross-compilers!
+ $GNUMAKE -C tools-for-build determine-endianness
+ tools-for-build/determine-endianness >> $ltf
+elif [ "$sbcl_arch" = "ppc" -a "$sbcl_os" = "linux" ]; then
+ # Use a C program to detect which kind of glibc we're building on,
+ # to bandage across the break in source compatibility between
+ # versions 2.3.1 and 2.3.2
+ $GNUMAKE -C tools-for-build where-is-mcontext
+ tools-for-build/where-is-mcontext > src/runtime/ppc-linux-mcontext.h
+elif [ "$sbcl_arch" = "ppc" -a "$sbcl_os" = "darwin" ]; then
+ # The default stack ulimit under darwin is too small to run PURIFY.
+ # Best we can do is complain and exit at this stage
+ if [ "`ulimit -s`" = "512" ]; then
+ echo "Your stack size limit is too small to build SBCL."
+ echo "See the limit(1) or ulimit(1) commands and the README file."
+ exit 1
fi
- echo -n ' :bsd' >> $ltf
- ln -s Config.x86-bsd Config
+elif [ "$sbcl_arch" = "sparc" ]; then
+ # Test the compiler in order to see if we are building on Sun
+ # toolchain as opposed to GNU binutils, and write the appropriate
+ # FUNCDEF macro for assembler. No harm in running this on sparc-linux
+ # as well.
+ sh tools-for-build/sparc-funcdef.sh > src/runtime/sparc-funcdef.h
else
- echo unsupported OS type: `uname`
- exit 1
+ # Nothing need be done in this case, but sh syntax wants a placeholder.
+ echo > /dev/null
fi
echo //finishing $ltf
# 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
+
+# Make a unique ID for this build (to discourage people from
+# mismatching sbcl and *.core files).
+echo '"'`hostname`-`whoami`-`date +%F-%H-%M-%S`'"' > output/build-id.tmp
+
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