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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="$1"
list_file="$1.list"
submodules=$(git submodule foreach --recursive --quiet 'echo $name')
if test $? -ne 0; then
error "git submodule command failed"
fi
trap "status=$?; rm -f \"$list_file\"; exit \$status" 0 1 2 3 15
if test -n "$submodules"; then
{
git ls-files || error "git ls-files failed"
for sm in $submodules; do
(cd $sm; git ls-files) | sed "s:^:$sm/:"
if test "${PIPESTATUS[*]}" != "0 0"; then
error "git ls-files in submodule $sm failed"
fi
done
} | grep -x -v $(for sm in $submodules; do echo "-e $sm"; done) > "$list_file"
else
git ls-files > "$list_file"
fi
if test $? -ne 0; then
error "failed to generate list file"
fi
tar -cf "$tar_file" -T "$list_file" || error "failed to create tar file"
exit 0
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