#!/bin/sh

REPOS="repository_argument_required"

if [ "${1}X" = "X" ]; then
  echo "ERROR: repository argument required"
  exit 1
else
  REPOS="${1}"
fi

DEST_DIR=`basename ${REPOS} .git`

if [ -d ${DEST_DIR} ]; then
  echo "ERROR: ${DEST_DIR} already exists; not cloning"
  exit 1
fi

# Clone an entire repository, including all the branches.
git clone ${REPOS}

# Get all the branches and set up remote tracking as needed.
SAVED_CWD=`pwd`
SAVED_IFS=${IFS}
IFS='
'

cd ${DEST_DIR}
for remote in `git branch -r`; do
  if echo "${remote}" | grep -q " -> "; then
    echo "Skipping '${remote}' from ${REPOS}"
  else
    echo "Doing '${remote}' from ${REPOS}..."
    ### TODO: This doesn't work because when we set IFS to \n
    ### (to avoid the "foo -> bar" problem) now the $remote might have
    ### spaces in it.  Pondering.
    git branch --track "${remote}" `basename "${remote}"`
    echo "Done."
  fi
done

# There shouldn't be any changes, so we could use fetch, but let's use
# pull just to check.
git pull --all

cd ${SAVED_CWD}
IFS=${SAVED_IFS}