mirror of https://github.com/CalyxOS/scripts
60 lines
1.7 KiB
Bash
Executable File
60 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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#
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# SPDX-FileCopyrightText: 2017 The LineageOS Project
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#
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# SPDX-License-Identifier: Apache-2.0
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#
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#####
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# Rebase your local working branches onto a new "upstream" branch.
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# Local branch list is defined in branches.list
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# (and can be created with branches_save.sh)
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# If the upstream branch doesn't exist (eg perhaps in lineage-sdk),
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# simply switch the working branch instead.
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if [ ! -e "build/envsetup.sh" ]; then
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echo "Must run from root of repo"
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exit 1
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fi
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if [ "$#" -ne 1 ]; then
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echo "Usage ${0} <branch to rebase on top of>"
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exit 1
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fi
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REBASEONTO="${1}"
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TOP="${PWD}"
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BRANCHLIST="${TOP}/branches.list"
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cat "${BRANCHLIST}" | while read l; do
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set ${l}
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PROJECTPATH="${1}"
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BRANCH="${2}"
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NEWBRANCH="${2}-rebase"
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cd "${TOP}/${PROJECTPATH}"
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# Sanity check
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[[ -n "$(git status --porcelain)" ]]; then
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echo -n "!!!! Project ${PROJECTPATH} has uncommitted files, "
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echo "not switching to branch ${BRANCH} (skipping) !!!!"
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continue
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fi
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# Check the $REBASEONTO branch actually exists
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git show-ref "refs/heads/${REBASEONTO}" >/dev/null
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if [ "$?" -ne 0 ]; then
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# Nope
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echo -n "#### Project ${PROJECTPATH} branch ${REBASEONTO} does not exist, "
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echo "switching to ${BRANCH} instead ####"
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git checkout "${BRANCH}"
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else
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echo "#### Creating ${PROJECTPATH} branch ${NEWBRANCH} from ${BRANCH} ####"
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repo abandon "${NEWBRANCH}" .
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repo start "${NEWBRANCH}" .
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git reset --hard "${BRANCH}"
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echo -n "#### Project ${PROJECTPATH} Rebasing branch ${NEWBRANCH} "
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echo "on top of ${REBASEONTO} ####"
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git rebase --onto "${REBASEONTO}"
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fi
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done
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