| #!/usr/bin/env bash |
| |
| # This script is invoked as follows: the first argument is the target branch |
| # for the backport. All following arguments are considered the "commit spec", |
| # and will be passed to cherry-pick. |
| |
| TARGET_BRANCH="$1" |
| PR_BRANCH="backport-${TARGET_BRANCH}" |
| COMMIT_SPEC="${@:2}" |
| |
| if ! git checkout "$TARGET_BRANCH"; then |
| echo "Failed to checkout $TARGET_BRANCH" |
| exit 1 |
| fi |
| |
| if ! git pull --ff-only; then |
| echo "Unable to update $TARGET_BRANCH" |
| exit 2 |
| |
| if ! git checkout -b "$PR_BRANCH"; then |
| echo "Failed to open new branch $PR_BRANCH" |
| exit 3 |
| fi |
| |
| if ! git cherry-pick -x $COMMIT_SPEC; then |
| echo "Cherry-pick failed. Please fix up manually." |
| else |
| echo "Clean backport. Add changelog and open PR." |
| fi |
| |
