#!/bin/bash
MYDIR=`pwd`
BROOT=$MYDIR/build_root.REPLACEME
MIRROR_DIR=$MYDIR/pkg_repo
TOOLS_DIR='LinHES-dev'
ARCH=REPLACEME



# Make sure only root can run our script
if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi



if [ ! -d $BROOT ]
then
	echo "build_root directory not found"
	exit 1
fi



if [ -d LinHES-PKGBUILD ]
    then
        echo "Found LinHES-PKGBUILD"
    else
        echo "***********************************************************************************************"
        echo "* Couldn't find LinHES-PKGBUILD                                                               *"
        echo "* Please checkout the repository into the current directory                                   *"
        echo "* The LinHES-PKGBUILD git repoistory is at knoppmyth.net/mount/repository/LinHES-PKGBUILD.git *"
        echo "***********************************************************************************************"
        exit 1
    fi

mounted=`mount`
umountlist=" "



echo $mounted | grep -q $BROOT/proc
status=$?
if [  ! status = 0 ]
then
	mount -t proc proc $BROOT/proc
    umountlist="$umountlist proc"
else
	echo "proc alredy mounted"
fi




echo $mounted | grep -q $BROOT/sys
status=$?
if [ ! $status = 0 ]
then
	mount -t sysfs sysfs $BROOT/sys
    umountlist="$umountlist sys"
else
	echo "sys alredy mounted"
fi

[ -e $BROOT/dev/random ] || mknod $BROOT/dev/random  c  1 8
[ -e $BROOT/dev/urandom ] || mknod $BROOT/dev/urandom c  1 9
[ -e $BROOT/dev/tty ] || mknod $BROOT/dev/tty c 5 0




echo $mounted | grep -q $BROOT/dev/pts
status=$?
if [ ! $status = 0 ]
then
    [ -e  $BROOT/dev/pts  ] || mkdir -p $BROOT/dev/pts
    mount -t devpts devpts $BROOT/dev/pts
    umountlist="$umountlist dev/pts"
else
	echo "/dev/pts alredy mounted"
fi



#create dir for build_tools
if [ ! -e $BROOT/build_tools ]
then
    mkdir $BROOT/build_tools
fi
#mount build_tools
echo $mounted | grep -q $BROOT/build_tools
status=$?
if [ ! $status = 0 ]
then
    mount --bind $MYDIR/$TOOLS_DIR/build_tools $BROOT/build_tools
     umountlist="$umountlist build_tools"
else
    echo "/build_tools alredy mounted"
fi


#create dir for the PKGBUILDS
if [ ! -e $BROOT/data/LinHES-PKGBUILD ]
then
    mkdir -p $BROOT/data/LinHES-PKGBUILD
fi

#mount pkg_repo
echo $mounted | grep -q $BROOT/data/LinHES-PKGBUILD
status=$?
if [ ! $status = 0 ]
then
    mount --bind $MYDIR/LinHES-PKGBUILD $BROOT/data/LinHES-PKGBUILD
    umountlist="$umountlist data/LinHES-PKGBUILD"
else
    echo "pkg_repo alredy mounted"
fi



#create dir for pkg_repo / local mirror
if [ ! -e $BROOT/data/pkg_repo ]
then
    mkdir -p $BROOT/data/pkg_repo
fi

#mount pkg_repo
echo $mounted | grep -q $BROOT/data/pkg_repo
status=$?
if [ ! $status = 0 ]
then
    mount --bind $MYDIR/pkg_repo $BROOT/data/pkg_repo
    umountlist="$umountlist data/pkg_repo"
else
    echo "pkg_repo alredy mounted"
fi








#copy in some files
[ -e  $BROOT/etc/resolv.conf  ] || cp -f /etc/resolv.conf $BROOT/etc/resolv.conf

if [ ! -f $BROOT/etc/bashrc ]
then
	cp -f $MYDIR/$TOOLS_DIR/templates/etc/bashrc $BROOT/etc/
	cp -f $MYDIR/$TOOLS_DIR/templates/etc/kmdev.sh $BROOT/etc/profile.d/kmdev.sh
	cp -f $MYDIR/$TOOLS_DIR/templates/etc/.bashrc $BROOT/root/
	cp -f $MYDIR/$TOOLS_DIR/templates/etc/.bash_profile $BROOT/root/
	chmod 755 $BROOT/root/.bashrc
	chmod 755 $BROOT/root/.bash_profile
	chmod 755 $BROOT/etc/profile.d/kmdev.sh
fi


#change the "xterm" title so we know it's a chroot
echo -e "\e]0;chroot-pkgbuild\a"
#used for Konsole
echo -e "\e]30;chroot-pkgbuild\a"
env -i /usr/sbin/chroot $BROOT /bin/bash --login



for i in $umountlist
do
    #echo "unmounting $BROOT/$i"
    umount $BROOT/$i
done


echo -e "\e]30;normal\a"
echo -e "\e]0;normal\a"