#! /bin/sh

. ./settings

if ! ./mountloop; then
    exit 1
fi

# Cleanup.
rm -rf $target/dev
rm -rf $target/proc

# Create the basic directory structure.
mkdir $target
mkdir $target/dev
mkdir $target/proc
mkdir $target/pkg
mkdir $target/pkg/sys
mkdir $target/pkg/sys/bin
mkdir $target/pkg/sys/var
mkdir $target/mnt
mkdir $target/mnt/host
mkdir -m 1777 $target/tmp

# Make package registrations.
pkgdb=$target/pkg/sys/var/pkginfo

# Copy some programs and its libraries.
utils="/usr/bin/vi /bin/sh /bin/mount /bin/umount /bin/ls /bin/ln /bin/cp /bin/mv /bin/rm /bin/cat /bin/df /bin/pwd /usr/bin/ld /usr/bin/as /bin/sed /bin/chmod /bin/chown /usr/bin/expr /bin/mkdir /bin/rmdir /usr/bin/sort /usr/bin/uniq /bin/uname /usr/bin/grep /bin/sleep /usr/bin/rsync /usr/bin/make /usr/bin/cmp /bin/date /usr/bin/tr /usr/bin/ar /usr/bin/ranlib /usr/bin/basename /usr/bin/less ../src/nix"
bootlib=/pkg/prog-bootstrap/lib
bootbin=/pkg/prog-bootstrap/bin
mkdir -p $target/$bootlib
mkdir -p $target/$bootbin
cp -p $utils $target/$bootbin
libs=`ldd $utils | awk '{ print $3 }' | sort | uniq`
echo $libs
cp -p $libs $target/$bootlib
for i in libc.so.6 libdl.so.2 libpthread.so.0 librt.so.1 libresolv.so.2 ld-linux.so.2; do rm $target/$bootlib/$i; done
../src/nix -d $pkgdb register-installed-pkg prog-bootstrap /pkg/prog-bootstrap

mv $target/$bootbin/nix $target/pkg/sys/bin
../src/nix -d $pkgdb register-installed-pkg sys /pkg/sys

# Copy the bootstrap gcc.
echo Copying gcc...
rsync -a ../bootstrap/gcc/inst/pkg $target
../src/nix -d $pkgdb register-installed-pkg gcc-bootstrap /pkg/gcc-bootstrap

# Copy the bootstrap glibc.
echo Copying glibc...
glibcdir=/pkg/glibc-bootstrap
rsync -a ../bootstrap/glibc/inst/pkg $target
../src/nix -d $pkgdb register-installed-pkg glibc-bootstrap $glibcdir

# Copy the bootstrap kernel header files.
echo Copying kernel headers...
kerneldir=/pkg/kernel-bootstrap
rsync -a ../bootstrap/kernel/inst/pkg $target
../src/nix -d $pkgdb register-installed-pkg kernel-bootstrap $kerneldir

# Compatibility.
rm -rf $target/lib
mkdir $target/lib
ln -sf $glibcdir/lib/ld-linux.so.2 $target/lib/ld-linux.so.2

rm -rf $target/bin
mkdir $target/bin
ln -sf $bootbin/sh $target/bin/sh

# Build ld.so.cache.
ldsoconf=$target/$glibcdir/etc/ld.so.conf
echo $glibcdir/lib > $ldsoconf
echo $bootlib >> $ldsoconf
$target/$glibcdir/sbin/ldconfig -r $target

# Source repository.
rm -f $target/src
ln -sf /mnt/host/`pwd`/../src $target/src

# Copy boot script.
cp -p ./start $target/pkg/sys/bin

# Done.
echo Done!
umount $target
rmdir $target