Re: [PATCH v2 02/12] commit-graph: verify file header information

[Derrick Stolee <stolee@xxxxxxxxx>]

On 5/12/2018 9:35 AM, Martin Ågren wrote:
> +static int verify_commit_graph_error;
> +
> +static void graph_report(const char *fmt, ...)
> +{
> +       va_list ap;
> +       struct strbuf sb = STRBUF_INIT;
> +       verify_commit_graph_error = 1;
> +
> +       va_start(ap, fmt);
> +       strbuf_vaddf(&sb, fmt, ap);
> +
> +       fprintf(stderr, "%s\n", sb.buf);
> +       strbuf_release(&sb);
> +       va_end(ap);
> +}

That's a good idea. Makes that patch a bit less trivial and this one a 
bit less difficult.