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