#!/bin/bash # # Author: Fam Zheng <famz@redhat.com> # # Archive source tree, including submodules. This is created for test code to # export the source files, in order to be built in a different environment, # such as in a docker instance or VM. # # This code is licensed under the GPL version 2 or later. See # the COPYING file in the top-level directory. error() { printf %s\\n "$*" >&2 exit 1 } if test $# -lt 1; then error "Usage: $0 <output tarball>" fi tar_file=$(realpath "$1") sub_tdir=$(mktemp -d "${tar_file%.tar}.sub.XXXXXXXX") sub_file="${sub_tdir}/submodule.tar" # We want a predictable list of submodules for builds, that is # independent of what the developer currently has initialized # in their checkout, because the build environment is completely # different to the host OS. submodules="dtc slirp meson ui/keycodemapdb" submodules="$submodules tests/fp/berkeley-softfloat-3 tests/fp/berkeley-testfloat-3" sub_deinit="" function cleanup() { local status=$? rm -rf "$sub_tdir" if test "$sub_deinit" != ""; then git submodule deinit $sub_deinit fi exit $status } trap "cleanup" 0 1 2 3 15 function tree_ish() { local retval='HEAD' if ! git diff-index --quiet --ignore-submodules=all HEAD -- &>/dev/null then retval=$(git stash create) fi echo "$retval" } git archive --format tar "$(tree_ish)" > "$tar_file" test $? -ne 0 && error "failed to archive qemu" for sm in $submodules; do status="$(git submodule status "$sm")" smhash="${status#[ +-]}" smhash="${smhash%% *}" case "$status" in -*) sub_deinit="$sub_deinit $sm" git submodule update --init "$sm" test $? -ne 0 && error "failed to update submodule $sm" ;; +*) echo "WARNING: submodule $sm is out of sync" ;; esac (cd $sm; git archive --format tar --prefix "$sm/" $(tree_ish)) > "$sub_file" test $? -ne 0 && error "failed to archive submodule $sm ($smhash)" tar --concatenate --file "$tar_file" "$sub_file" test $? -ne 0 && error "failed append submodule $sm to $tar_file" done exit 0