rvm-update-latest

#!/usr/bin/env bash

rvm_ignore_rvmrc=${rvm_ignore_rvmrc:-0}
if [[ $rvm_ignore_rvmrc -eq 0 ]]; then
  [[ -s /etc/rvmrc ]] && source /etc/rvmrc
  [[ -s "$HOME/.rvmrc" ]] && source "$HOME/.rvmrc"
fi

rvm_path="${rvm_path:-$HOME/.rvm}"
mkdir -p $rvm_path/src/
cd $rvm_path/src

stable_version=$(curl -B http://rvm.beginrescueend.com/releases/stable-version.txt 2>/dev/null)
stable_md5=$(curl -B http://rvm.beginrescueend.com/releases/rvm-${stable_version}.tar.gz.md5 2>/dev/null)

echo "rvm-${stable_version}"

archive="$rvm_path/archives/rvm-${stable_version}.tar.gz"

curl -L "http://rvm.beginrescueend.com/releases/rvm-${stable_version}.tar.gz" \
  -o "$archive"

case "$(uname)" in
  Darwin|FreeBSD)
    archive_md5="$(/sbin/md5 -q "${archive}")"
    ;;
  OpenBSD)
    archive_md5="$(/bin/md5 -q "${archive}")"
    ;;
  Linux|*)
    archive_md5="$(md5sum "${archive}" | awk '{print $1}')"
    ;;
esac

if [[ "$archive_md5" != "$stable_md5" ]]; then
  printf "ERROR:
  Archive package rvm-${stable_version}.tar.gz downloaded does not match it's md5 checksum ${stable_md5}.
  Aborting RVM Installation.
"
  exit 1
fi

tar zxf "${rvm_path}/archives/rvm-${stable_version}.tar.gz" -C "$rvm_path/src/"

cd "$rvm_path/src/rvm-${stable_version}"

chmod +x ./scripts/install

./scripts/install