tizenbuildtools/scripts/create_binutils_from_gbs_sysroot

#!/bin/bash
set -x  
SCRIPTDIR=$( cd $(dirname $0) ; pwd -P )

echo you need to install:
echo sudo apt-get install flex, bison,

usage()
{
cat << EOF
usage: $0 [OPTIONS]

Create Tizen development tools for certain Tizen profile (gbs sysroot)

OPTIONS:
   -h    Show this message
   -p    toolchain installation prefix (binutils will be installed there)
   -s    gbs sysroot PATH
   -r    source rpm repository url
   -i    do not clean temporary build directories and try to start from last error

examples:
$0 -p ~/toolchains/armv7l-tizen-linux-gnueabi \
   -s ~/GBS_ROOT/local/BUILD-ROOTS/scratch.armv7l.0 \
   -r http://download.tizen.org/snapshots/tizen/common/latest/repos/x86_64-wayland/source
EOF
  exit
}

set -e

SYSROOT=""
TOOLCHAIN_PREFIX=""
SOURCE_RPM_REPOSITORY_URL=""
INCREMENTAL="0"

while getopts ":hip:r:s:" opt; do
  case $opt in
    h)
      usage
      ;;
    i)
      INCREMENTAL="1"
      ;;
    p)
      TOOLCHAIN_PREFIX=$(mkdir -p $OPTARG; cd $OPTARG; pwd -L)
      ;;
    s)
      SYSROOT=$(cd $OPTARG; pwd -L)
      ;;
    r)
      SOURCE_RPM_REPOSITORY_URL=${OPTARG}
      ;;
    ?)
      echo "Invalid option: -$OPTARG"
      usage
      ;;
  esac
done

if [ "$TOOLCHAIN_PREFIX" == "" ]; then
  echo "Set toolchain prefix with -p option. Cross compiler will be installed there"
  exit 1
fi

if [ "$SYSROOT" == "" ]; then
  echo "Set gbs sysroot path with -s option"
  exit 1
fi

if [ "$SOURCE_RPM_REPOSITORY_URL" == "" ]; then
  echo "Set source rpm repository url with -r option"
  exit 1
fi

BUILD_DIR=/tmp/crosscompilerbuild/binutils
TARGET=$(echo "/usr/bin/gcc -dumpmachine" | gbs chroot $SYSROOT | grep -v "info: chroot" )
BINUTILS_SRCRPM=$(echo "rpm -qif /usr/bin/ld | grep 'Source RPM' | sed 's/.*Source\s*RPM\s*:\s*//g'" | gbs chroot $SYSROOT| grep -v "info: chroot")

if [ "$INCREMENTAL" == "0" ]; then
  rm -rf $BUILD_DIR
fi
mkdir -p $BUILD_DIR
cd $BUILD_DIR

if ! [ -e $BINUTILS_SRCRPM -a "$INCREMENTAL" == "1" ]; then
  wget ${SOURCE_RPM_REPOSITORY_URL}/$BINUTILS_SRCRPM
fi

BINUTILS_SOURCE_ARCHIVE=$(ls | grep *.tar.* || :)
if ! [ "$BINUTILS_SOURCE_ARCHIVE" != "" -a "$INCREMENTAL" == "1" ]; then
  rpm2cpio $BINUTILS_SRCRPM 2>&1 | cpio -imdv 2>&1
  BINUTILS_SOURCE_ARCHIVE=$(ls | grep *.tar.*)
fi

BINUTILS_NAME=$(echo $BINUTILS_SOURCE_ARCHIVE | sed "s/\.tar\..*//gi")

echo extracting $BINUTILS_SOURCE_ARCHIVE ...
tar -xf $BINUTILS_SOURCE_ARCHIVE

cd $BINUTILS_NAME
for tupple in $(cat ../*.spec| grep -Pi "^patch" | sed "s/^patch//gi" | sed "s/\s*\:\s*/|/gi" | sort); do\
  tupple=(${tupple/|/ })
  echo applying patch number ${tupple[0]} ${tupple[1]}
  PATCH_PARAMS=$(grep -P "^\s*%patch${tupple[0]}" ../*.spec | sed "s/%patch[0-9]\+\s*//gi" | sed "s/-b\s\+\S\+/ /g")
  if [ "$PATCH_PARAMS" == "" ]; then
    continue
  fi
  patch $PATCH_PARAMS < ../${tupple[1]}
done

cd ..

BINUTILS_BUILD_DIR=${BINUTILS_NAME}-build
mkdir -p $BINUTILS_BUILD_DIR
cd $BINUTILS_BUILD_DIR

../$BINUTILS_NAME/configure \
  --with-sysroot=$SYSROOT \
  --target=$TARGET   \
  --prefix=$TOOLCHAIN_PREFIX   \
  --disable-nls      \
  --disable-doc      \
  --disable-multilib \
  --with-gnu-as      \
  --with-gnu-ld      \
  --disable-libssp   \
  --enable-gold \
  --disable-werror
make -j$(cat /proc/cpuinfo | grep -c "^proc") all
make install

if [ "$INCREMENTAL" == "0" ]; then
  rm -rf $BUILD_DIR
fi