A bash alias to push a local git branch for the first time with --set-upstream

git_push_set_upstream.sh

#!/bin/bash
# place this in your .bash_aliases or similar

git_current_branch() {
  git rev-parse --abbrev-ref HEAD
}

git_push_set_upstream() {
  branch=`git_current_branch`
  cmd="git push --set-upstream origin $branch"
  echo "command: $cmd"
  read -p "Are you sure (y/n)? " -n 1 -r
    echo    # (optional) move to a new line
  if [[ $REPLY =~ ^[Yy]$ ]]
  then
    eval $cmd
  fi
}

alias gbc=git_current_branch
alias gpsu=git_push_set_upstream