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.' >> $ltf
31 echo //guessing default target CPU architecture from host architecture
33 *86) guessed_sbcl_arch=x86 ;;
34 [Aa]lpha) guessed_sbcl_arch=alpha ;;
35 sparc*) guessed_sbcl_arch=sparc ;;
36 sun*) guessed_sbcl_arch=sparc ;;
37 ppc) guessed_sbcl_arch=ppc ;;
38 parisc) guessed_sbcl_arch=hppa ;;
40 # If we're not building on a supported target architecture, we
41 # we have no guess, but it's not an error yet, since maybe
42 # target architecture will be specified explicitly below.
47 echo //setting up CPU-architecture-dependent information
48 sbcl_arch=${SBCL_ARCH:-$guessed_sbcl_arch}
49 echo sbcl_arch=\"$sbcl_arch\"
50 if [ "$sbcl_arch" = "" ] ; then
51 echo "can't guess target SBCL architecture, need SBCL_ARCH environment var"
54 printf ":%s" "$sbcl_arch" >> $ltf
55 # KLUDGE: currently the x86 only works with the generational garbage
56 # collector (indicated by the presence of :GENCGC in *FEATURES*) and
57 # alpha, sparc and ppc with the stop'n'copy collector (indicated by
58 # the absence of :GENCGC in *FEATURES*). This isn't a great
59 # separation, but for now, rather than have :GENCGC in
60 # base-target-features.lisp-expr, we add it into local-target-features
61 # if we're building for x86. -- CSR, 2002-02-21 Then we do something
62 # similar with :STACK-GROWS-FOOWARD, too. -- WHN 2002-03-03
63 if [ "$sbcl_arch" = "x86" ] ; then
64 printf ' :gencgc :stack-grows-downward-not-upward :c-stack-is-control-stack' >> $ltf
66 # Nothing need be done in this case, but sh syntax wants a placeholder.
69 for d in src/compiler src/assembly; do
70 echo //setting up symlink $d/target
73 if [ -h target ] ; then
75 elif [ -w target ] ; then
76 echo "I'm afraid to replace non-symlink $d/target with a symlink."
79 if [ -d $sbcl_arch ] ; then
80 ln -s $sbcl_arch target
82 echo "missing sbcl_arch directory $PWD/$sbcl_arch"
88 echo //setting up OS-dependent information
91 rm -f Config target-arch-os.h target-arch.h target-os.h target-lispregs.h
92 # KLUDGE: these two logically belong in the previous section
93 # ("architecture-dependent"); it seems silly to enforce this in terms
94 # of the shell script, though. -- CSR, 2002-02-03
95 ln -s $sbcl_arch-arch.h target-arch.h
96 ln -s $sbcl_arch-lispregs.h target-lispregs.h
99 printf ' :linux' >> $ltf
100 ln -s Config.$sbcl_arch-linux Config
101 ln -s $sbcl_arch-linux-os.h target-arch-os.h
102 ln -s linux-os.h target-os.h
105 # it's changed name twice since it was called OSF/1: clearly
106 # the marketers forgot to tell the engineers about Digital Unix
108 printf ' :osf1' >> $ltf
109 ln -s Config.$sbcl_arch-osf1 Config
110 ln -s $sbcl_arch-osf1-os.h target-arch-os.h
111 ln -s osf1-os.h target-os.h
114 printf ' :bsd' >> $ltf
115 ln -s $sbcl_arch-bsd-os.h target-arch-os.h
116 ln -s bsd-os.h target-os.h
119 printf ' :freebsd' >> $ltf
120 ln -s Config.$sbcl_arch-freebsd Config
123 printf ' :openbsd' >> $ltf
124 ln -s Config.$sbcl_arch-openbsd Config
127 echo unsupported BSD variant: `uname`
133 printf ' :sunos' >> $ltf
134 ln -s Config.$sbcl_arch-sunos Config
135 ln -s $sbcl_arch-sunos-os.h target-arch-os.h
136 ln -s sunos-os.h target-os.h
139 echo unsupported OS type: `uname`
145 echo //finishing $ltf
148 # FIXME: The version system should probably be redone along these lines:
150 # echo //setting up version information.
151 # versionfile=version.txt
152 # cp base-version.txt $versionfile
153 # echo " (built `date -u` by `whoami`@`hostname`)" >> $versionfile
154 # echo 'This is a machine-generated file and should not be edited by hand.' >> $versionfile