How to build libudev from Ubuntu 12.04 for gcc 4.7.x

How to build libudev.txt

#!/bin/bash
set -x

# build prefix
export BUILD_PATH="/opt/tools/dev-tools-4.7"

# the directory of the script
DIR="/tmp"
# the temp directory used, within $DIR
WORK_DIR=`mktemp -d -p "$DIR"`
DEB_HOST_MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH)

DEB_HOST_GNU_TYPE=$(dpkg-architecture -qDEB_HOST_GNU_TYPE)
DEB_BUILD_GNU_TYPE=$(dpkg-architecture -qDEB_BUILD_GNU_TYPE)
DEB_HOST_MULTIARCH=$(dpkg-architecture -qDEB_HOST_MULTIARCH)


# deletes the temp directory
function cleanup {
  local _exit_code=${1:-1}
  echo "Temp working directory $WORK_DIR"
  cd $( dirname "${BASH_SOURCE[0]}" )|| cd ${OLDPWD}
  if [ ${_exit_code} -eq 0 ];then
        rm -rf "$WORK_DIR/" &&  echo "Deleted..."
  else
        echo "Failed to build. TMP folder is at $WORK_DIR/"
  fi
}

# register the cleanup function to be called on the EXIT signal
trap 'cleanup $?' EXIT
cd "$WORK_DIR" && \
echo "Installing dependencies" && \
apt-get install build-essential fakeroot dpkg-dev -y && \
apt-get install libgirepository1.0-dev usbutils libpci-dev tree -y && \
apt-get build-dep libudev-dev -y && \
wget http://archive.ubuntu.com/ubuntu/pool/main/u/udev/udev_175-0ubuntu9.10.dsc http://archive.ubuntu.com/ubuntu/pool/main/u/udev/udev_175.orig.tar.gz  http://archive.ubuntu.com/ubuntu/pool/main/u/udev/udev_175-0ubuntu9.10.debian.tar.xz && \
 dpkg-source -x udev_175-0ubuntu9.10.dsc && \
cd udev* && \
./configure --prefix=$BUILD_PATH \
    --build=$DEB_BUILD_GNU_TYPE --host=$DEB_HOST_GNU_TYPE \
    --sysconfdir=/etc  \
    --libdir=${BUILD_PATH}/lib/$DEB_HOST_MULTIARCH \
    --with-rootlibdir=$BUILD_PATH/lib/$DEB_HOST_MULTIARCH \
    --with-systemdsystemunitdir=/lib/systemd/system \
    --without-selinux \
    --with-pci-ids-path=/usr/share/misc/pci.ids \
    --libexecdir=/lib/udev \
    --enable-static  && \
make && \
make install && exit 0

exit 1