simple repo updater

gitup.sh

#! /bin/env bash

# `gitup.repos` is a text file
# with one absolute path per line

if [ ! -e ./gitup.repos ]; then
  echo "No repo list (gitup.repos) found!"
  exit 1;
fi

while read repoDir; do
  if [ "$repoDir" == "" ]; then
    echo "Empty line in gitup.repos found. Skipping..."
    continue
  fi
  echo "Entering $repoDir"
  cd "$repoDir"
  # making sure branch is master
  git checkout master
  if [ $? -ne 0 ]; then
    echo "Dirty working directory! Stashing..."
    BRANCH=$(git stash | line | sed -rn 's/Saved working directory and index state WIP on (.*): .*/\1/p')
    git checkout master
  fi
  echo "Pulling from 'origin' remote..."
  git pull origin master
  if [ "$BRANCH" != "" ]; then
    echo "Returning to branch: $BRANCH"
    git checkout $BRANCH
    echo "Popping stash..."
    git stash pop
  fi
done < ./gitup.repos