sdl3-sys-rs/update-dev-branches.sh at main · maia-s/sdl3-sys-rs · GitHub

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#!/bin/bash -e

cd "$(dirname "$(readlink -f "$0")")"

die() {
    echo $* >&2
    exit 1
}

rebase_failed() {
    git rebase --abort
    die "rebase failed for $*"
}

main() {
    git update-index --refresh
    git diff-index --quiet HEAD -- || die "git isn't clean"

    branches="${@:-sdl-dev-3.4 sdl-dev-3.6 image-dev-3.4 image-dev-3.6 ttf-dev mixer-dev net-dev shadercross-dev}"
    for branch in $branches; do
        case $branch in
            sdl-dev-3.4) src_dir=sdl3-src/SDL; src_branch=origin/release-3.4.x;;
            sdl-dev-3.6) src_dir=sdl3-src/SDL; src_branch=origin/main;;
            image-dev-3.4) src_dir=sdl3-image-src/SDL_image; src_branch=origin/release-3.4.x;;
            image-dev-3.6) src_dir=sdl3-image-src/SDL_image; src_branch=origin/main;;
            ttf-dev) src_dir=sdl3-ttf-src/SDL_ttf; src_branch=origin/main;;
            mixer-dev) src_dir=sdl3-mixer-src/SDL_mixer; src_branch=origin/main;;
            net-dev) src_dir=sdl3-net-src/SDL_net; src_branch=origin/main;;
            shadercross-dev) src_dir=sdl3-shadercross-src/SDL_shadercross; src_branch=origin/main;;
            *) die "unknown branch $branch"
        esac

        if git checkout "$branch"; then
            git rebase main || rebase_failed "$branch"
            git checkout "$branch"
            dist="$(git rev-list --count main..HEAD)"
            if [ "$dist" -gt "1" ]; then
                # squash
                message="$(git log -1 --pretty=%B)"
                git reset --soft HEAD~1
                git commit --amend -m "$message"
                git checkout "$branch"
            fi
            hash="$(git -C "$src_dir" rev-parse HEAD)"
            git -C "$src_dir" fetch
            git -C "$src_dir" checkout "$src_branch"
            new_hash="$(git -C "$src_dir" rev-parse HEAD)"
            if [[ "$hash" != "$new_hash" ]]; then
                rev="$(git -C "$src_dir" describe --tags || git -C "$src_dir" describe --all --long)"
                time="$(git -C "$src_dir" show -s --format=%ci HEAD)"
                ./generate-and-check.sh || die "generate $branch failed"
                git diff --exit-code || git commit -a -m "$(basename $src_dir) $rev @ $time"
            fi
        else
            echo "skipping $branch"
        fi
    done

    git checkout main
    exit
}

main "$@"