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#!/bin/bash
#
# Formats a UNIX timestamp
#
# Copyright (C) 2012 Mike Gerwitz
#
# This file is part of repo2html.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# #
ts="${1?Missing timestamp}"
fmt="${2?Missing format specifier}"
# a UNIX timestamp represents the number of seconds since midnight on 1 Jan
# 1970, UTC
date --date="1970-01-01 $ts sec UTC" +"$fmt"