set -e

export TEST_ROOT=$(pwd)/test-tmp
export NIX_STORE_DIR
if ! NIX_STORE_DIR=$(readlink -f $TEST_ROOT/store); then
    # Maybe the build directory is symlinked.
    export NIX_IGNORE_SYMLINK_STORE=1
    NIX_STORE_DIR=$TEST_ROOT/store
fi
export NIX_DATA_DIR=$TEST_ROOT/data
export NIX_LOCALSTATE_DIR=$TEST_ROOT/var
export NIX_LOG_DIR=$TEST_ROOT/var/log/nix
export NIX_STATE_DIR=$TEST_ROOT/var/nix
export NIX_DB_DIR=$TEST_ROOT/db
export NIX_CONF_DIR=$TEST_ROOT/etc
export NIX_BIN_DIR=$TEST_ROOT/bin
export NIX_LIBEXEC_DIR=$TEST_ROOT/bin
export NIX_ROOT_FINDER=
export SHARED=$TEST_ROOT/shared

export NIX_REMOTE=

export REAL_BIN_DIR=@bindir@
export REAL_LIBEXEC_DIR=@libexecdir@
export REAL_LOCALSTATE_DIR=@localstatedir@
export REAL_DATA_DIR=@datadir@
export REAL_STORE_DIR=@storedir@
export NIX_BUILD_HOOK=
export PERL=perl
export TOP=$(pwd)/..
export aterm_bin=@aterm_bin@
export bzip2_bin_test="@bzip2_bin_test@"
if test "${bzip2_bin_test:0:1}" != "/"; then
    bzip2_bin_test=`pwd`/${bzip2_bin_test}
fi
export dot=@dot@
export xmllint="@xmllint@"
export xmlflags="@xmlflags@"
export xsltproc="@xsltproc@"

export version=@version@
export system=@system@

export nixinstantiate=$TOP/src/nix-instantiate/nix-instantiate
export nixstore=$TOP/src/nix-store/nix-store
export nixenv=$TOP/src/nix-env/nix-env
export nixhash=$TOP/src/nix-hash/nix-hash
export nixbuild=$NIX_BIN_DIR/nix-build

readLink() {
    ls -l "$1" | sed 's/.*->\ //'
}

clearStore() {
    echo "clearing store..."
    chmod -R +w "$NIX_STORE_DIR"
    rm -rf "$NIX_STORE_DIR"
    mkdir "$NIX_STORE_DIR"
    rm -rf "$NIX_DB_DIR"
    mkdir "$NIX_DB_DIR"
    $nixstore --init
}

clearProfiles() {
    profiles="$NIX_STATE_DIR"/profiles
    rm -f $profiles/*
}

clearManifests() {
    rm -f $NIX_STATE_DIR/manifests/*
}