3 # The make-config.sh script uses information about the target machine
4 # to set things up for compilation. It's vaguely like a stripped-down
5 # version of autoconf. It's intended to be run as part of make.sh. The
6 # only time you'd want to run it by itself is if you're trying to
7 # cross-compile the system or if you're doing some kind of
10 # This software is part of the SBCL system. See the README file for
13 # This software is derived from the CMU CL system, which was
14 # written at Carnegie Mellon University and released into the
15 # public domain. The software is in the public domain and is
16 # provided with absolutely no warranty. See the COPYING and CREDITS
17 # files for more information.
19 echo //entering make-config.sh
21 echo //ensuring the existence of output/ directory
22 if [ ! -d output ] ; then mkdir output; fi
24 ltf=`pwd`/local-target-features.lisp-expr
25 echo //initializing $ltf
26 echo ';;;; This is a machine-generated file.' > $ltf
27 echo ';;;; Please do not edit it by hand.' >> $ltf
28 echo ';;;; See make-config.sh.' >> $ltf
31 echo //guessing default target CPU architecture from host architecture
33 *86|x86_64) guessed_sbcl_arch=x86 ;;
34 [Aa]lpha) guessed_sbcl_arch=alpha ;;
35 sparc*) guessed_sbcl_arch=sparc ;;
36 sun*) guessed_sbcl_arch=sparc ;;
37 ppc) guessed_sbcl_arch=ppc ;;
38 Power*Macintosh) guessed_sbcl_arch=ppc ;;
39 parisc) guessed_sbcl_arch=hppa ;;
40 mips) guessed_sbcl_arch=mips ;;
42 # If we're not building on a supported target architecture, we
43 # we have no guess, but it's not an error yet, since maybe
44 # target architecture will be specified explicitly below.
49 echo //setting up CPU-architecture-dependent information
50 sbcl_arch=${SBCL_ARCH:-$guessed_sbcl_arch}
51 echo sbcl_arch=\"$sbcl_arch\"
52 if [ "$sbcl_arch" = "" ] ; then
53 echo "can't guess target SBCL architecture, need SBCL_ARCH environment var"
56 printf ":%s" "$sbcl_arch" >> $ltf
58 for d in src/compiler src/assembly; do
59 echo //setting up symlink $d/target
62 if [ -h target ] ; then
64 elif [ -w target ] ; then
65 echo "I'm afraid to replace non-symlink $d/target with a symlink."
68 if [ -d $sbcl_arch ] ; then
69 ln -s $sbcl_arch target
71 echo "missing sbcl_arch directory $PWD/$sbcl_arch"
77 echo //setting up symlink src/compiler/assembly
78 if [ -h src/compiler/assembly ] ; then
79 rm src/compiler/assembly
80 elif [ -w src/compiler/assembly ] ; then
81 echo "I'm afraid to replace non-symlink compiler/assembly with a symlink."
84 ln -s ../assembly src/compiler/assembly
86 echo //setting up OS-dependent information
89 rm -f Config target-arch-os.h target-arch.h target-os.h target-lispregs.h
90 # KLUDGE: these two logically belong in the previous section
91 # ("architecture-dependent"); it seems silly to enforce this in terms
92 # of the shell script, though. -- CSR, 2002-02-03
93 ln -s $sbcl_arch-arch.h target-arch.h
94 ln -s $sbcl_arch-lispregs.h target-lispregs.h
97 printf ' :linux' >> $ltf
99 if [ "`uname -m`" = "x86_64" ]; then
100 ln -s Config.x86_64-linux Config
102 ln -s Config.$sbcl_arch-linux Config
104 ln -s $sbcl_arch-linux-os.h target-arch-os.h
105 ln -s linux-os.h target-os.h
108 # it's changed name twice since it was called OSF/1: clearly
109 # the marketers forgot to tell the engineers about Digital Unix
111 printf ' :osf1' >> $ltf
113 ln -s Config.$sbcl_arch-osf1 Config
114 ln -s $sbcl_arch-osf1-os.h target-arch-os.h
115 ln -s osf1-os.h target-os.h
118 printf ' :bsd' >> $ltf
119 ln -s $sbcl_arch-bsd-os.h target-arch-os.h
120 ln -s bsd-os.h target-os.h
123 printf ' :freebsd' >> $ltf
125 ln -s Config.$sbcl_arch-freebsd Config
128 printf ' :openbsd' >> $ltf
130 ln -s Config.$sbcl_arch-openbsd Config
133 printf ' :netbsd' >> $ltf
134 ln -s Config.$sbcl_arch-netbsd Config
137 echo unsupported BSD variant: `uname`
143 printf ' :bsd' >> $ltf
145 ln -s $sbcl_arch-darwin-os.h target-arch-os.h
146 ln -s bsd-os.h target-os.h
147 printf ' :darwin' >> $ltf
148 ln -s Config.$sbcl_arch-darwin Config
151 printf ' :sunos' >> $ltf
153 ln -s Config.$sbcl_arch-sunos Config
154 ln -s $sbcl_arch-sunos-os.h target-arch-os.h
155 ln -s sunos-os.h target-os.h
158 echo unsupported OS type: `uname`
164 # KLUDGE: currently the x86 only works with the generational garbage
165 # collector (indicated by the presence of :GENCGC in *FEATURES*) and
166 # alpha, sparc and ppc with the stop'n'copy collector (indicated by
167 # the absence of :GENCGC in *FEATURES*). This isn't a great
168 # separation, but for now, rather than have :GENCGC in
169 # base-target-features.lisp-expr, we add it into local-target-features
170 # if we're building for x86. -- CSR, 2002-02-21 Then we do something
171 # similar with :STACK-GROWS-FOOWARD, too. -- WHN 2002-03-03
172 if [ "$sbcl_arch" = "x86" ] ; then
173 printf ' :gencgc :stack-grows-downward-not-upward :c-stack-is-control-stack' >> $ltf
174 elif [ "$sbcl_arch" = "mips" ] ; then
175 # Use a little C program to try to guess the endianness. Ware
177 $GNUMAKE -C tools-for-build determine-endianness
178 tools-for-build/determine-endianness >> $ltf
179 elif [ "$sbcl_arch" = "ppc" -a "$sbcl_os" = "linux" ]; then
180 # Use a C program to detect which kind of glibc we're building on,
181 # to bandage across the break in source compatibility between
182 # versions 2.3.1 and 2.3.2
183 $GNUMAKE -C tools-for-build where-is-mcontext
184 tools-for-build/where-is-mcontext > src/runtime/ppc-linux-mcontext.h
185 elif [ "$sbcl_arch" = "ppc" -a "$sbcl_os" = "darwin" ]; then
186 # The default stack ulimit under darwin is too small to run PURIFY.
187 # Best we can do is complain and exit at this stage
188 if [ "`ulimit -s`" = "512" ]; then
189 echo "Your stack size limit is too small to build SBCL."
190 echo "See the limit(1) or ulimit(1) commands and the README file."
193 elif [ "$sbcl_arch" = "sparc" ]; then
194 # Test the compiler in order to see if we are building on Sun
195 # toolchain as opposed to GNU binutils, and write the appropriate
196 # FUNCDEF macro for assembler. No harm in running this on sparc-linux
198 sh tools-for-build/sparc-funcdef.sh > src/runtime/sparc-funcdef.h
200 # Nothing need be done in this case, but sh syntax wants a placeholder.
204 echo //finishing $ltf
207 # FIXME: The version system should probably be redone along these lines:
209 # echo //setting up version information.
210 # versionfile=version.txt
211 # cp base-version.txt $versionfile
212 # echo " (built `date -u` by `whoami`@`hostname`)" >> $versionfile
213 # echo 'This is a machine-generated file and should not be edited by hand.' >> $versionfile
215 # Make a unique ID for this build (to discourage people from
216 # mismatching sbcl and *.core files).
217 if [ `uname` = "SunOS" ] ; then
218 # use /usr/xpg4/bin/id instead of /usr/bin/id
219 PATH=/usr/xpg4/bin:$PATH
221 echo '"'`hostname`-`id -un`-`date +%Y-%m-%d-%H-%M-%S`'"' > output/build-id.tmp