Function close_reachable

commit-graph.c:1558–1617

}

static void close_reachable(struct write_commit_graph_context *ctx)
{
	int i;
	struct commit *commit;
	enum commit_graph_split_flags flags = ctx->opts ?
		ctx->opts->split_flags : COMMIT_GRAPH_SPLIT_UNSPECIFIED;

	if (ctx->report_progress)
		ctx->progress = start_delayed_progress(
					ctx->r,
					_("Loading known commits in commit graph"),
					ctx->oids.nr);
	for (i = 0; i < ctx->oids.nr; i++) {
		display_progress(ctx->progress, i + 1);
		commit = lookup_commit(ctx->r, &ctx->oids.oid[i]);
		if (commit)
			commit->object.flags |= REACHABLE;
	}
	stop_progress(&ctx->progress);

	/*
	 * As this loop runs, ctx->oids.nr may grow, but not more
	 * than the number of missing commits in the reachable
	 * closure.
	 */
	if (ctx->report_progress)
		ctx->progress = start_delayed_progress(
					ctx->r,
					_("Expanding reachable commits in commit graph"),
					0);
	for (i = 0; i < ctx->oids.nr; i++) {
		display_progress(ctx->progress, i + 1);
		commit = lookup_commit(ctx->r, &ctx->oids.oid[i]);

		if (!commit)
			continue;
		if (ctx->split) {
			if ((!repo_parse_commit(ctx->r, commit) &&
			     commit_graph_position(commit) == COMMIT_NOT_FROM_GRAPH) ||
			    flags == COMMIT_GRAPH_SPLIT_REPLACE)
				add_missing_parents(ctx, commit);
		} else if (!repo_parse_commit_no_graph(ctx->r, commit))
			add_missing_parents(ctx, commit);
	}
	stop_progress(&ctx->progress);

	if (ctx->report_progress)
		ctx->progress = start_delayed_progress(
					ctx->r,
					_("Clearing commit marks in commit graph"),
					ctx->oids.nr);
	for (i = 0; i < ctx->oids.nr; i++) {
		display_progress(ctx->progress, i + 1);
		commit = lookup_commit(ctx->r, &ctx->oids.oid[i]);

		if (commit)
			commit->object.flags &= ~REACHABLE;
	}