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#!/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.
subprojects="keycodemapdb libvfio-user berkeley-softfloat-3 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 sp in $subprojects; do
meson subprojects download $sp
test $? -ne 0 && error "failed to download subproject $sp"
tar --append --file "$tar_file" --exclude=.git subprojects/$sp
test $? -ne 0 && error "failed to append subproject $sp to $tar_file"
done
exit 0
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