#!/bin/sh
set -e
leaves=""
while ! cd Build 2>/dev/null; do
    cwd="$(pwd)"
    leaf="${cwd##*/}"
    if test -z "$leaf"; then echo >&2 'xr: no Build found'; break; fi
    leaves="$leaf/$leaves"
    cd ..
done

exec x -e \
really -u rustcargo \
env - PATH=/usr/local/bin:/usr/bin:/bin HOME=/home/rustcargo \
      $(env | egrep '^LC_|^LANG=|^LANGUAGE=|^TERM=|^LESS=|^PAGER=') \
bash --login -ec 'cd "$@"; exec bash' x "$(pwd)/$leaves"