Short script to split the miniupnp/miniupnp repo into three - miniupnpc, miniupnpd, and minissdpd

miniupnp-repo-split

#!/bin/bash
set -x
USER=miniupnp
PROJECT=miniupnp

repo=https://github.com/${USER}/${PROJECT}.git

if [ -d "${PROJECT}" ]; then
        rm -rf "${PROJECT}"
fi

git clone "${repo}"
mkdir -p root-files
find "${PROJECT}/" -maxdepth 1 -type f -exec cp -av "{}" root-files/ ';'

USER=paul-chambers

for subdir in miniupnpd minissdpd miniupnpc
do

  if [ -d "${subdir}" ]; then
    rm -rf "${subdir}"
  fi
  git clone --local "${PROJECT}/" "${subdir}"
  cd "${subdir}"
  git remote set-url origin "git@github.com:${USER}/${subdir}.git"
  otherTags=$(git tag --list | sed -e "/^${subdir}.*/ d")
  git tag -d ${otherTags}
  if [ "${subdir}" == "miniupnpc"  ]; then
    git filter-branch --index-filter 'git rm --cached -qr --ignore-unmatch -- minissdpd miniupnpd' --prune-empty -- --all
  else
    git filter-branch -d "/tmp/${subdir}" --prune-empty --tag-name-filter "cat" --subdirectory-filter "${subdir}/" -- --all
    cp -vn ../root-files/* ../root-files/.??* .
    git add . && git commit -m "add back the top-level files"
  fi
  git repack -ad
  cd ..

done