90 lines
2.9 KiB
Bash
Executable File
90 lines
2.9 KiB
Bash
Executable File
#!/bin/sh
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# GNU Guix --- Functional package management for GNU
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# Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org>
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#
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# This file is part of GNU Guix.
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#
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# GNU Guix is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or (at
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# your option) any later version.
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#
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# GNU Guix is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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#
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# Update the local copy of Nix source code needed to build the daemon.
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# Assume GNU Coreutils and Git are available.
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#
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top_srcdir="${top_srcdir:-..}"
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log()
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{
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echo "sync-with-upstream: $@" >&2
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}
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# checked_in_p FILE
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checked_in_p()
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{
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( cd "$top_srcdir" ;
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git ls-tree HEAD -- "nix/$1" | grep "$1" > /dev/null )
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}
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if [ ! -d "$top_srcdir/build-aux" ]
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then
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log "\`$top_srcdir' is not the valid top-level source directory"
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exit 1
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fi
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set -e
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for upstream_file in `cd "$top_srcdir/nix-upstream/src" ;
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find . -name \*.c -or -name \*.h -or -name \*.cc -or -name \*.hh \
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-or -name \*.cpp -or -name \*.hpp -or -name \*.sql`
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do
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if grep "$upstream_file" "$top_srcdir/daemon.am" > /dev/null
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then
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if checked_in_p "$upstream_file"
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then
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log "skipping \`$upstream_file', which has a checked-in copy"
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else
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( cd "$top_srcdir/nix-upstream/src" && \
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cp -v --parents "$upstream_file" ../../nix )
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fi
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else
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log "skipping \`$upstream_file', which is not used"
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fi
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done
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# This file should be generated by our build system so remove it.
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rm -fv "$top_srcdir/nix/libstore/schema.sql.hh"
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cp -v "$top_srcdir/nix-upstream/COPYING" "$top_srcdir/nix"
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# Generate an 'AUTHORS' file since upstream Nix no longer has one.
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cat > "$top_srcdir/nix/AUTHORS" <<EOF
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Most of the code is this directory was written by the following people for
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the Nix project (http://nixos.org/nix). Thank you!
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EOF
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( cd "$top_srcdir/nix-upstream" ; git shortlog --summary ) \
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| sed -'es/^ *[0-9]\+\(.*\)/ \1/g' \
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>> "$top_srcdir/nix/AUTHORS"
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# Substitutions.
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sed -i "$top_srcdir/nix/libstore/gc.cc" \
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-e 's|/nix/find-runtime-roots\.pl|/guix/list-runtime-roots|g'
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# Our 'guix_hash_context' structure has a copy constructor, specifically to
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# handle the use case in 'HashSink::currentHash()' where the copy of the
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# context is expected to truly copy the underlying hash context. The copy
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# constructor cannot be used in 'Ctx' if that's a union, so turn it into a
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# structure (we can afford to two wasted words.)
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sed -i "$top_srcdir/nix/libutil/hash.cc" "$top_srcdir/nix/libutil/hash.hh" \
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-e 's|union Ctx|struct Ctx|g'
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