74 lines
2.2 KiB
Plaintext
74 lines
2.2 KiB
Plaintext
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#!/usr/bin/env bash
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# This file is part of the coreboot project.
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#
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# Copyright (C) 2017 Google Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; version 2 of the License.
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#
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# This program is distributed in the hope that it will be useful,
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# but 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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# Description:
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# Check all submodules for updates. If there are more than a minimum
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# number of changes, create a commit to update the submodule to the
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# new version.
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export LANG=C
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export LC_ALL=C
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export TZ=UTC0
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min_commits=10
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TOP=${PWD}
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SUBMODULES_WITH_UPDATES=0
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submodule_dirs=$(git submodule foreach pwd | grep -v Entering)
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(
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echo "Checking submodules..."
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for submodule in $submodule_dirs; do
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cd "$submodule" || exit 1
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initial_commit_id="$(git log --pretty='%h' -n 1)"
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initial_commit_description="$(git log --pretty='%ci - (%s)' -n 1)"
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git fetch 2>/dev/null
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updated_commit_id="$(git log --pretty='%h' -n 1 origin/master)"
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updated_commit_description="$(git log --pretty='%ci - (%s)' -n 1 "${updated_commit_id}")"
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if [ "${initial_commit_id}" = "${updated_commit_id}" ]; then
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# echo "No updates for ${submodule}"
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continue
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fi
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SUBMODULES_WITH_UPDATES+=1
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update_count="$(git log --oneline "${initial_commit_id}..${updated_commit_id}" | wc -l)"
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echo "${update_count} new commits for ${submodule}"
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if [ "${update_count}" -ge "${min_commits}" ]; then
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echo "Creating commit to update ${submodule##*/} submodule"
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git checkout "${updated_commit_id}" > /dev/null 2>&1
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cd "${TOP}" || exit 1
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sleep 1
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git add "${submodule}" > /dev/null 2>&1 || exit 1
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sleep 1
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git commit -s -F- > /dev/null 2>&1 <<EOF
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Update ${submodule##*/} submodule to upstream master
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Updating from commit id ${initial_commit_id}:
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$initial_commit_description
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to commit id ${updated_commit_id}:
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${updated_commit_description}
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This brings in ${update_count} new commits.
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EOF
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sleep 1
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fi
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done
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if [ "${SUBMODULES_WITH_UPDATES}" = "0" ]; then
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echo "No submodules with any updates."
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fi
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)
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