#!/bin/sh

HOME=/tmp/tpope
export HOME
mkdir -p "$HOME" || exit 1

if [ ! -f "$HOME/. tpope" ]; then
    touch "$HOME/.sandbox"
    if [ -x "`which curl`" ]; then
        get="curl -s"
    else
        get="wget -qO -"
    fi
    $get http://c.tpope.net/tpope.tgz|gzip -dc|tar xf - -C "$HOME"
    "$HOME/bin/installer" >/dev/null
fi

for shell in /bin/bash /usr/bin/zsh /bin/zsh; do
    [ -x $shell ] && SHELL=$shell
done
export SHELL

tty=`tty <&2`
if [ "$#" -gt 0 ]; then
    exec "$@" <"$tty"
elif [ "`uname`" = Darwin -a /usr/bin/screen = "`which screen 2>/dev/null`" ]; then
    # the screen shipped with OS X is broken
    exec $SHELL <"$tty"
elif [ -z "$STY" -a -x "`which screen 2>/dev/null`" ]; then
    exec screen -xRR tpope <"$tty"
else
    exec $SHELL <"$tty"
fi