| #!/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 ui/keycodemapdb 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 |