#!/bin/sh -e

# usage: config [type] [tar/tarsnap-option ...]
# example: backup2 text tarsnap
# features:
# * create local tgz or remote tarsnap archive
# * read file paths from executable config file that writes file paths to standard output
# * automatically add current datetime to archive name

config="$1"
type="$2"
list="$(mktemp)"
name="$config.$(iso-date).$(day-seconds)"

"$HOME/.config/backup/$config" > "$list"

if test tarsnap = "$type"
then
  /home/nonroot/exe/tarsnap -cf "$name" -T "$list"
else
  tar -czf "$name.tgz" --verbatim-files-from -T "$list"
fi