make-config.sh

   1 #!/bin/sh
   2 set -e
   3
   4 # The make-config.sh script uses information about the target machine
   5 # to set things up for compilation. It's vaguely like a stripped-down
   6 # version of autoconf. It's intended to be run as part of make.sh. The
   7 # only time you'd want to run it by itself is if you're trying to
   8 # cross-compile the system or if you're doing some kind of
   9 # troubleshooting.
  10
  11 # This software is part of the SBCL system. See the README file for
  12 # more information.
  13 #
  14 # This software is derived from the CMU CL system, which was
  15 # written at Carnegie Mellon University and released into the
  16 # public domain. The software is in the public domain and is
  17 # provided with absolutely no warranty. See the COPYING and CREDITS
  18 # files for more information.
  19
  20 case `uname` in
  21     Linux)
  22         sbcl_os="linux"
  23         ;;
  24     OSF1)
  25         # it's changed name twice since it was called OSF/1: clearly
  26         # the marketers forgot to tell the engineers about Digital Unix
  27         # _or_ OSF/1 ...
  28         sbcl_os="osf1"
  29         ;;
  30     *BSD)
  31         case `uname` in
  32             FreeBSD)
  33                 sbcl_os="freebsd"
  34                 ;;
  35             OpenBSD)
  36                 sbcl_os="openbsd"
  37                 ;;
  38             NetBSD)
  39                 sbcl_os="netbsd"
  40                 ;;
  41             *)
  42                 echo unsupported BSD variant: `uname`
  43                 exit 1
  44                 ;;
  45         esac
  46         ;;
  47     Darwin)
  48         sbcl_os="darwin"
  49         ;;
  50     SunOS)
  51         sbcl_os="sunos"
  52         ;;
  53     CYGWIN* | WindowsNT | MINGW*)
  54         sbcl_os="win32"
  55         ;;
  56     HP-UX)
  57         sbcl_os="hpux"
  58         ;;
  59     *)
  60         echo unsupported OS type: `uname`
  61         exit 1
  62         ;;
  63 esac
  64
  65 link_or_copy() {
  66    if [ "$sbcl_os" = "win32" ] ; then
  67        cp -r "$1" "$2"
  68    else
  69        ln -s "$1" "$2"
  70    fi
  71 }
  72
  73 remove_dir_safely() {
  74    if [ "$sbcl_os" = "win32" ] ; then
  75         if [ -d "$1" ] ; then
  76             rm -rf "$1"
  77         elif [ -e "$1" ] ; then
  78             echo "I'm afraid to remove non-directory $1."
  79             exit 1
  80         fi
  81     else
  82         if [ -h "$1" ] ; then
  83             rm "$1"
  84         elif [ -w "$1" ] ; then
  85             echo "I'm afraid to replace non-symlink $1 with a symlink."
  86             exit 1
  87         fi
  88     fi
  89 }
  90
  91 echo //entering make-config.sh
  92
  93 echo //ensuring the existence of output/ directory
  94 if [ ! -d output ] ; then mkdir output; fi
  95
  96 ltf=`pwd`/local-target-features.lisp-expr
  97 echo //initializing $ltf
  98 echo ';;;; This is a machine-generated file.' > $ltf
  99 echo ';;;; Please do not edit it by hand.' >> $ltf
 100 echo ';;;; See make-config.sh.' >> $ltf
 101 printf '(' >> $ltf
 102
 103 echo //guessing default target CPU architecture from host architecture
 104 case `uname -m` in
 105     *86) guessed_sbcl_arch=x86 ;;
 106     i86pc) guessed_sbcl_arch=x86 ;;
 107     *x86_64) guessed_sbcl_arch=x86-64 ;;
 108     amd64) guessed_sbcl_arch=x86-64 ;;
 109     [Aa]lpha) guessed_sbcl_arch=alpha ;;
 110     sparc*) guessed_sbcl_arch=sparc ;;
 111     sun*) guessed_sbcl_arch=sparc ;;
 112     *ppc) guessed_sbcl_arch=ppc ;;
 113     ppc64) guessed_sbcl_arch=ppc ;;
 114     Power*Macintosh) guessed_sbcl_arch=ppc ;;
 115     parisc) guessed_sbcl_arch=hppa ;;
 116     9000/800) guessed_sbcl_arch=hppa ;;
 117     mips*) guessed_sbcl_arch=mips ;;
 118     *)
 119         # If we're not building on a supported target architecture, we
 120         # we have no guess, but it's not an error yet, since maybe
 121         # target architecture will be specified explicitly below.
 122         guessed_sbcl_arch=''
 123         ;;
 124 esac
 125
 126 # Under Solaris, uname -m returns "i86pc" even if CPU is amd64.
 127 if [ "$sbcl_os" = "sunos" ] && [ `isainfo -k` = "amd64" ]; then
 128     guessed_sbcl_arch=x86-64
 129 fi
 130
 131 # Under Darwin, uname -m returns "i386" even if CPU is x86_64.
 132 if [ "$sbcl_os" = "darwin" ] && [ "`/usr/sbin/sysctl -n hw.optional.x86_64`" = "1" ]; then
 133     guessed_sbcl_arch=x86-64
 134 fi
 135
 136 echo //setting up CPU-architecture-dependent information
 137 sbcl_arch=${SBCL_ARCH:-$guessed_sbcl_arch}
 138 echo sbcl_arch=\"$sbcl_arch\"
 139 if [ "$sbcl_arch" = "" ] ; then
 140     echo "can't guess target SBCL architecture, need SBCL_ARCH environment var"
 141     exit 1
 142 fi
 143 printf ":%s" "$sbcl_arch" >> $ltf
 144
 145 echo //setting up OS-dependent information
 146
 147 # Under Darwin x86-64, guess whether Darwin 9+ or below.
 148 if [ "$sbcl_os" = "darwin" ] && [ "$sbcl_arch" = "x86-64" ]; then
 149     darwin_version=`uname -r`
 150     darwin_version_major=${DARWIN_VERSION_MAJOR:-${darwin_version%%.*}}
 151     if (( 8 < $darwin_version_major )); then
 152         printf ' :inode64 :darwin9-or-better' >> $ltf
 153     fi
 154 fi
 155
 156 original_dir=`pwd`
 157 cd ./src/runtime/
 158 rm -f Config target-arch-os.h target-arch.h target-os.h target-lispregs.h
 159 # KLUDGE: these two logically belong in the previous section
 160 # ("architecture-dependent"); it seems silly to enforce this in terms
 161 # of the shell script, though. -- CSR, 2002-02-03
 162 link_or_copy $sbcl_arch-arch.h target-arch.h
 163 link_or_copy $sbcl_arch-lispregs.h target-lispregs.h
 164 case "$sbcl_os" in
 165     linux)
 166         printf ' :unix' >> $ltf
 167         printf ' :elf' >> $ltf
 168         printf ' :linux' >> $ltf
 169
 170         # If you add other platforms here, don't forget to edit
 171         # src/runtime/Config.foo-linux too.
 172         case "$sbcl_arch" in
 173             mips)
 174                 printf ' :largefile' >> $ltf
 175                 ;;
 176             x86 | x86-64)
 177                 printf ' :sb-thread :largefile' >> $ltf
 178                 ;;
 179         esac
 180
 181         if [ $sbcl_arch = "x86-64" ]; then
 182             link_or_copy Config.x86_64-linux Config
 183         else
 184             link_or_copy Config.$sbcl_arch-linux Config
 185         fi
 186         link_or_copy $sbcl_arch-linux-os.h target-arch-os.h
 187         link_or_copy linux-os.h target-os.h
 188         ;;
 189     osf1)
 190         printf ' :unix' >> $ltf
 191         printf ' :elf' >> $ltf
 192         printf ' :osf1' >> $ltf
 193         link_or_copy Config.$sbcl_arch-osf1 Config
 194         link_or_copy $sbcl_arch-osf1-os.h target-arch-os.h
 195         link_or_copy osf1-os.h target-os.h
 196         ;;
 197     hpux)
 198         printf ' :unix' >> $ltf
 199         printf ' :elf' >> $ltf
 200         printf ' :hpux' >> $ltf
 201         link_or_copy Config.$sbcl_arch-hpux Config
 202         link_or_copy $sbcl_arch-hpux-os.h target-arch-os.h
 203         link_or_copy hpux-os.h target-os.h
 204         ;;
 205     *bsd)
 206         printf ' :unix' >> $ltf
 207         printf ' :bsd' >> $ltf
 208         link_or_copy $sbcl_arch-bsd-os.h target-arch-os.h
 209         link_or_copy bsd-os.h target-os.h
 210         case "$sbcl_os" in
 211             freebsd)
 212                 printf ' :elf' >> $ltf
 213                 printf ' :freebsd' >> $ltf
 214                 printf ' :gcc-tls' >> $ltf
 215                 if [ $sbcl_arch = "x86" ]; then
 216                     printf ' :restore-tls-segment-register-from-context' >> $ltf
 217                 fi
 218                 link_or_copy Config.$sbcl_arch-freebsd Config
 219                 ;;
 220             openbsd)
 221                 printf ' :elf' >> $ltf
 222                 printf ' :openbsd' >> $ltf
 223                 link_or_copy Config.$sbcl_arch-openbsd Config
 224                 ;;
 225             netbsd)
 226                 printf ' :netbsd' >> $ltf
 227                 printf ' :elf' >> $ltf
 228                 link_or_copy Config.$sbcl_arch-netbsd Config
 229                 ;;
 230             *)
 231                 echo unsupported BSD variant: `uname`
 232                 exit 1
 233                 ;;
 234         esac
 235         ;;
 236     darwin)
 237         printf ' :unix' >> $ltf
 238         printf ' :mach-o' >> $ltf
 239         printf ' :bsd' >> $ltf
 240         printf ' :darwin' >> $ltf
 241         if [ $sbcl_arch = "x86" ]; then
 242             printf ' :mach-exception-handler :sb-lutex :restore-fs-segment-register-from-tls :ud2-breakpoints' >> $ltf
 243         fi
 244         if [ $sbcl_arch = "x86-64" ]; then
 245             printf ' :mach-exception-handler :sb-lutex :ud2-breakpoints' >> $ltf
 246         fi
 247         link_or_copy $sbcl_arch-darwin-os.h target-arch-os.h
 248         link_or_copy bsd-os.h target-os.h
 249         link_or_copy Config.$sbcl_arch-darwin Config
 250         ;;
 251     sunos)
 252         printf ' :unix' >> $ltf
 253         printf ' :elf' >> $ltf
 254         printf ' :sunos' >> $ltf
 255         if [ $sbcl_arch = "x86" ] || [ $sbcl_arch = "amd64" ]; then
 256             printf ' :sb-lutex' >> $ltf
 257         fi
 258         link_or_copy Config.$sbcl_arch-sunos Config
 259         link_or_copy $sbcl_arch-sunos-os.h target-arch-os.h
 260         link_or_copy sunos-os.h target-os.h
 261         ;;
 262     win32)
 263         printf ' :win32' >> $ltf
 264         link_or_copy Config.$sbcl_arch-win32 Config
 265         link_or_copy $sbcl_arch-win32-os.h target-arch-os.h
 266         link_or_copy win32-os.h target-os.h
 267         ;;
 268     *)
 269         echo unsupported OS type: `uname`
 270         exit 1
 271         ;;
 272 esac
 273 cd "$original_dir"
 274
 275 # FIXME: Things like :c-stack-grows-..., etc, should be
 276 # *derived-target-features* or equivalent, so that there was a nicer
 277 # way to specify them then sprinkling them in this file. They should
 278 # still be tweakable by advanced users, though, but probably not
 279 # appear in *features* of target. #!+/- should be adjusted to take
 280 # them in account as well. At minimum the nicer specification stuff,
 281 # though:
 282 #
 283 # (define-feature :dlopen (features)
 284 #   (union '(:bsd :linux :darwin :sunos) features))
 285 #
 286 # (define-feature :c-stack-grows-downwards-not-upwards (features)
 287 #   (member :x86 features))
 288
 289 # KLUDGE: currently the x86 only works with the generational garbage
 290 # collector (indicated by the presence of :GENCGC in *FEATURES*) and
 291 # alpha, sparc and ppc with the stop'n'copy collector (indicated by
 292 # the absence of :GENCGC in *FEATURES*). This isn't a great
 293 # separation, but for now, rather than have :GENCGC in
 294 # base-target-features.lisp-expr, we add it into local-target-features
 295 # if we're building for x86. -- CSR, 2002-02-21 Then we do something
 296 # similar with :STACK-GROWS-FOOWARD, too. -- WHN 2002-03-03
 297 if [ "$sbcl_arch" = "x86" ]; then
 298     printf ' :gencgc :stack-grows-downward-not-upward :c-stack-is-control-stack' >> $ltf
 299     printf ' :compare-and-swap-vops :unwind-to-frame-and-call-vop :raw-instance-init-vops' >> $ltf
 300     printf ' :stack-allocatable-closures :stack-allocatable-vectors' >> $ltf
 301     printf ' :stack-allocatable-lists :stack-allocatable-fixed-objects' >> $ltf
 302     printf ' :alien-callbacks :cycle-counter :inline-constants ' >> $ltf
 303     printf ' :memory-barrier-vops' >> $ltf
 304     case "$sbcl_os" in
 305     linux | freebsd | netbsd | openbsd | sunos | darwin | win32)
 306         printf ' :linkage-table' >> $ltf
 307     esac
 308     if [ "$sbcl_os" = "win32" ]; then
 309         # of course it doesn't provide dlopen, but there is
 310         # roughly-equivalent magic nevertheless.
 311         printf ' :os-provides-dlopen' >> $ltf
 312     fi
 313     if [ "$sbcl_os" = "openbsd" ]; then
 314         rm -f src/runtime/openbsd-sigcontext.h
 315         sh tools-for-build/openbsd-sigcontext.sh > src/runtime/openbsd-sigcontext.h
 316     fi
 317 elif [ "$sbcl_arch" = "x86-64" ]; then
 318     printf ' :gencgc :stack-grows-downward-not-upward :c-stack-is-control-stack :linkage-table' >> $ltf
 319     printf ' :compare-and-swap-vops :unwind-to-frame-and-call-vop :raw-instance-init-vops' >> $ltf
 320     printf ' :stack-allocatable-closures :stack-allocatable-vectors' >> $ltf
 321     printf ' :stack-allocatable-lists :stack-allocatable-fixed-objects' >> $ltf
 322     printf ' :alien-callbacks :cycle-counter :complex-float-vops' >> $ltf
 323     printf ' :float-eql-vops :inline-constants :memory-barrier-vops' >> $ltf
 324 elif [ "$sbcl_arch" = "mips" ]; then
 325     printf ' :linkage-table' >> $ltf
 326     printf ' :stack-allocatable-closures :stack-allocatable-vectors' >> $ltf
 327     printf ' :stack-allocatable-lists :stack-allocatable-fixed-objects' >> $ltf
 328     printf ' :alien-callbacks' >> $ltf
 329     # Use a little C program to try to guess the endianness.  Ware
 330     # cross-compilers!
 331     #
 332     # FIXME: integrate to grovel-features, mayhaps
 333     $GNUMAKE -C tools-for-build determine-endianness -I ../src/runtime
 334     tools-for-build/determine-endianness >> $ltf
 335 elif [ "$sbcl_arch" = "ppc" ]; then
 336     printf ' :gencgc :stack-allocatable-closures :stack-allocatable-lists' >> $ltf
 337     printf ' :linkage-table :raw-instance-init-vops :memory-barrier-vops' >> $ltf
 338     printf ' :compare-and-swap-vops' >> $ltf
 339     if [ "$sbcl_os" = "linux" ]; then
 340         # Use a C program to detect which kind of glibc we're building on,
 341         # to bandage across the break in source compatibility between
 342         # versions 2.3.1 and 2.3.2
 343         #
 344         # FIXME: integrate to grovel-features, mayhaps
 345         $GNUMAKE -C tools-for-build where-is-mcontext -I ../src/runtime
 346         tools-for-build/where-is-mcontext > src/runtime/ppc-linux-mcontext.h || (echo "error running where-is-mcontext"; exit 1)
 347     elif [ "$sbcl_os" = "darwin" ]; then
 348         # We provide a dlopen shim, so a little lie won't hurt
 349         printf " :os-provides-dlopen :alien-callbacks" >> $ltf
 350         # The default stack ulimit under darwin is too small to run PURIFY.
 351         # Best we can do is complain and exit at this stage
 352         if [ "`ulimit -s`" = "512" ]; then
 353             echo "Your stack size limit is too small to build SBCL."
 354             echo "See the limit(1) or ulimit(1) commands and the README file."
 355             exit 1
 356         fi
 357     fi
 358 elif [ "$sbcl_arch" = "sparc" ]; then
 359     # Test the compiler in order to see if we are building on Sun
 360     # toolchain as opposed to GNU binutils, and write the appropriate
 361     # FUNCDEF macro for assembler. No harm in running this on sparc-linux
 362     # as well.
 363     sh tools-for-build/sparc-funcdef.sh > src/runtime/sparc-funcdef.h
 364     if [ "$sbcl_os" = "sunos" ] || [ "$sbcl_os" = "linux" ]; then
 365         printf ' :linkage-table' >> $ltf
 366     fi
 367     printf ' :stack-allocatable-closures :stack-allocatable-lists' >> $ltf
 368 elif [ "$sbcl_arch" = "alpha" ]; then
 369     printf ' :stack-allocatable-closures :stack-allocatable-lists' >> $ltf
 370 elif [ "$sbcl_arch" = "hppa" ]; then
 371     printf ' :stack-allocatable-vectors :stack-allocatable-fixed-objects' >> $ltf
 372     printf ' :stack-allocatable-lists' >> $ltf
 373 else
 374     # Nothing need be done in this case, but sh syntax wants a placeholder.
 375     echo > /dev/null
 376 fi
 377
 378 export sbcl_os sbcl_arch
 379 sh tools-for-build/grovel-features.sh >> $ltf
 380
 381 echo //finishing $ltf
 382 echo ')' >> $ltf
 383
 384 # FIXME: The version system should probably be redone along these lines:
 385 #
 386 # echo //setting up version information.
 387 # versionfile=version.txt
 388 # cp base-version.txt $versionfile
 389 # echo " (built `date -u` by `whoami`@`hostname`)" >> $versionfile
 390 # echo 'This is a machine-generated file and should not be edited by hand.' >> $versionfile
 391
 392 # Make a unique ID for this build (to discourage people from
 393 # mismatching sbcl and *.core files).
 394 if [ `uname` = "SunOS" ] ; then
 395   # use /usr/xpg4/bin/id instead of /usr/bin/id
 396   PATH=/usr/xpg4/bin:$PATH
 397 fi
 398 echo '"'`hostname`-`id -un`-`date +%Y-%m-%d-%H-%M-%S`'"' > output/build-id.tmp