Subversion Repositories openrisc_2011-10-31

#!/bin/sh

# Abort execution as soon as an error is encountered

# That way the script do not let the user think the process completed correctly

# and leave the opportunity to fix the problem and restart compilation where

# it stopped

set -e

# this is where this script will store downloaded files and check for already

# downloaded files

dlwhere="${CROSSBUILD_DOWNLOAD:-$PWD/crossbuild-dl}"

# This directory is used to extract all files and to build everything in. It

# must not exist before this script is invoked (as a security measure).

# This dir should be an absolute path

builddir="${CROSSBUILD_BUILD:-$PWD/crossbuild-build}"

# will append the target string to the prefix dir mentioned here

# Note that the user running this script must be able to do make install in

# this given prefix directory. Also make sure that this given root dir

# exists.

prefix="${CROSSBUILD_PREFIX:-/usr/local}"

# This script needs to use GNU Make. On Linux systems, GNU Make is invoked

# by running the "make" command, on most BSD systems, GNU Make is invoked

# by running the "gmake" command. Set the "make" variable accordingly.

if [ -f "`which gmake 2>/dev/null`" ]; then

    make="gmake"

else

    make="make"

fi

##############################################################################

# Variables:

target="or32-elf"

gccver="4.2.2"

gcc="gcc-core-$gccver.tar.bz2"

gcc_url="http://mirrors.kernel.org/gnu/gcc/gcc-$gccver";

gcc_patch="gcc-$gccver-or32-fp.patch.bz2"

gcc_patch_url="ftp://ocuser:oc@opencores.org/toolchain"

gdbver="6.8"

gdb="gdb-$gdbver.tar.bz2"

gdb_url="http://mirrors.kernel.org/gnu/gdb";

gdb_patch="or32-gdb-$gdbver-patch-2.5.bz2"

gdb_patch_url=$gcc_patch_url

binutilsver="2.18.50" # snapshot

binutils="binutils-$binutilsver.tar.bz2"

binutils_url="http://mirrors.kernel.org/sources.redhat.com/binutils/snapshots"

binutils_patch="binutils-$binutilsver.or32_fixed_patch-v2.2.bz2"

binutils_patch_url=$gcc_patch_url

simver="0.4.0"

sim="or1ksim-$simver.tar.bz2"

sim_url=$gcc_patch_url

# These are the tools this script requires and depends upon.

reqtools="gcc bzip2 make patch"

##############################################################################

# Functions:

findtool(){

  file="$1"

  IFS=":"

  for path in $PATH

  do

    # echo "Checks for $file in $path" >&2

    if test -f "$path/$file"; then

      echo "$path/$file"

      return

    fi

  done

}

getfile() {

  # $1 file

  # $2 URL

  tool=`findtool curl`

  if test -z "$tool"; then

    tool=`findtool wget`

    if test -n "$tool"; then

      # wget download

      echo "CROSSBUILD: Downloading $2/$1 using wget"

      $tool -O "$dlwhere/$1" "$2/$1"

    fi

  else

     # curl download

      echo "CROSSBUILD: Downloading $2/$1 using curl"

     $tool -Lo "$dlwhere/$1" "$2/$1"

  fi

  if [ $? -ne 0 ] ; then

      echo "CROSSBUILD: couldn't download the file!"

      echo "CROSSBUILD: check your internet connection"

      exit

  fi

  if test -z "$tool"; then

    echo "CROSSBUILD: No downloader tool found!"

    echo "CROSSBUILD: Please install curl or wget and re-run the script"

    exit

  fi

}

build() {

    toolname="$1"

    version="$2"

    file="$3"

    file_url="$4"

    patch="$5"

    patch_url="$6"

    configure_prefix="$7"

    configure_params="$8"

    if test -f "$dlwhere/$file"; then

        echo "CROSSBUILD: $file already downloaded"

    else

        getfile "$file" "$file_url"

    fi

    if test -n "$patch"; then

        if test -f "$dlwhere/$patch"; then

            echo "CROSSBUILD: $patch already downloaded"

        else

            getfile "$patch" "$patch_url"

        fi

    fi

    cd $builddir

    echo "CROSSBUILD: extracting $file"

    tar xjf $dlwhere/$file

    # do we have a patch?

    if test -n "$patch"; then

        echo "CROSSBUILD: applying patch $patch"

        # apply the patch

        (cd $builddir/$toolname-$version && bzcat "$dlwhere/$patch" | patch -p1)

        # check if the patch applied cleanly

        if [ $? -gt 0 ]; then

            echo "CROSSBUILD: failed to apply patch $patch"

            exit

        fi

    fi

    echo "CROSSBUILD: mkdir build-$toolname"

    mkdir build-$toolname

    echo "CROSSBUILD: cd build-$toolname"

    cd build-$toolname

    echo "CROSSBUILD: $toolname/configure"

    echo "CROSSBUILD: "../$toolname-$version/configure --target=$target --prefix=$configure_prefix "$configure_params"

    ../$toolname-$version/configure --target=$target --prefix=$configure_prefix $configure_params

    echo "CROSSBUILD: $toolname/make"

    $make -j8

    echo "CROSSBUILD: $toolname/make install"

    $make install

}

##############################################################################

# Code:

for t in $reqtools; do

  tool=`findtool $t`

  if test -z "$tool"; then

    echo "CROSSBUILD: \"$t\" is required for this script to work."

    echo "CROSSBUILD: Please install \"$t\" and re-run the script."

    exit

  fi

done

# Verify build directory or create it

if test -d $builddir; then

    if test ! -w $builddir; then

        echo "CROSSBUILD: ERROR: No write permissions for the build directory!"

        exit

    fi

else

    mkdir -p $builddir

fi

# Verify download directory or create it

if test -d "$dlwhere"; then

  if ! test -w "$dlwhere"; then

    echo "CROSSBUILD: $dlwhere exists, but doesn't seem to be writable for you"

    exit

  fi

else

  mkdir -p $dlwhere

  if test $? -ne 0; then

    echo "CROSSBUILD: $dlwhere is missing and we failed to create it!"

    exit

  fi

  echo "CROSSBUILD: $dlwhere has been created"

fi

# Verify installation directory

if test ! -d $prefix; then

  mkdir -p $prefix

  if test $? -ne 0; then

    echo "CROSSBUILD: $prefix is missing and we failed to create it!"

    exit

  fi

fi

if test ! -w $prefix; then

  echo "CROSSBUILD: ERROR: This script is set to install in $prefix but has no write permissions for it"

  echo "CROSSBUILD: Please fix this and re-run this script"

  exit

fi

echo "CROSSBUILD: Download dir: $dlwhere"

echo "CROSSBUILD: Build dir   : $builddir"

echo "CROSSBUILD: Install dir : $prefix"

### start the builds

build "binutils" "$binutilsver" "$binutils" "$binutils_url" "$binutils_patch" "$binutils_patch_url" "$prefix" "--disable-checking"

PATH="$prefix/bin:${PATH}" # add binutils to $PATH for gcc build

build "gcc" "$gccver" "$gcc" "$gcc_url" "$gcc_patch" "$gcc_patch_url" "$prefix" "--enable-languages=c --disable-libssp --with-local-prefix=$prefix/$target"

build "gdb" "$gdbver" "$gdb" "$gdb_url" "$gdb_patch" "$gdb_patch_url" "$prefix" "--disable-werror"

build "or1ksim" "$simver" "$sim" "$sim_url" "" "" "$prefix/or1ksim" "--enable-ethphy"

### builds done

echo "CROSSBUILD: Deleting build folder"

rm -rf $builddir

echo ""

echo "CROSSBUILD: Done!"

echo ""

echo "CROSSBUILD: Now add $prefix/bin and $prefix/or1ksim/bin to your \$PATH."

echo ""