pacman/scripts/libmakepkg/reproducible/source_date_epoch.sh.in

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#!/bin/bash
#
# source_date_epoch.sh - handle SOURCE_DATE_EPOCH variable for reproducibility
#
# Copyright (c) 2017-2025 Pacman Development Team <pacman-dev@lists.archlinux.org>
#
# 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 2 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/>.
#
[[ -n "$LIBMAKEPKG_REPRODUCIBLE_SOURCE_DATE_EPOCH_SH" ]] && return
LIBMAKEPKG_REPRODUCIBLE_SOURCE_DATE_EPOCH_SH=1
MAKEPKG_LIBRARY=${MAKEPKG_LIBRARY:-'@libmakepkgdir@'}
if [[ -n $SOURCE_DATE_EPOCH ]]; then
REPRODUCIBLE=1
else
SOURCE_DATE_EPOCH=$(date +%s)
fi
export SOURCE_DATE_EPOCH