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#!/bin/sh
# Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
# Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
#
# This file is part of Guix.
#
# Guix 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.
#
# Guix 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 Guix. If not, see <http://www.gnu.org/licenses/>.
#
# Update the local copy of Nix source code needed to build the daemon.
# Assume GNU Coreutils and Git are available.
#
top_srcdir="${top_srcdir:-..}"
log()
{
echo "sync-with-upstream: $@" >&2
}
# checked_in_p FILE
checked_in_p()
{
( cd "$top_srcdir" ;
git ls-tree HEAD -- "nix/$1" | grep "$1" > /dev/null )
}
if [ ! -d "$top_srcdir/build-aux" ]
then
log "\`$top_srcdir' is not the valid top-level source directory"
exit 1
fi
set -e
for upstream_file in `cd "$top_srcdir/nix-upstream/src" ;
find . -name \*.c -or -name \*.h -or -name \*.cc -or -name \*.hh \
-or -name \*.cpp -or -name \*.hpp -or -name \*.sql`
do
if grep "$upstream_file" "$top_srcdir/daemon.am" > /dev/null
then
if checked_in_p "$upstream_file"
then
log "skipping \`$upstream_file', which has a checked-in copy"
else
( cd "$top_srcdir/nix-upstream/src" && \
cp -v --parents "$upstream_file" ../../nix )
fi
else
log "skipping \`$upstream_file', which is not used"
fi
done
cp -v "$top_srcdir/nix-upstream/"{COPYING,AUTHORS} "$top_srcdir/nix"
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