Re: [PATCH v7 03/10] pkt-line: add packet_write_fmt_gently()

> On 08 Sep 2016, at 23:18, Stefan Beller <sbeller@google.com> wrote:
> 
> On Thu, Sep 8, 2016 at 11:21 AM,  <larsxschneider@gmail.com> wrote:
> 
>> +static int packet_write_fmt_1(int fd, int gently,
>> +                              const char *fmt, va_list args)
>> +{
>> +       struct strbuf buf = STRBUF_INIT;
>> +       size_t count;
>> +
>> +       format_packet(&buf, fmt, args);
>> +       count = write_in_full(fd, buf.buf, buf.len);
>> +       if (count == buf.len)
>> +               return 0;
>> +
>> +       if (!gently) {
> 
>    call check_pipe from write_or_die here instead of
>    reproducing that function?

>> +               if (errno == EPIPE) {
>> +                       if (in_async())
>> +                               async_exit(141);
>> +
>> +                       signal(SIGPIPE, SIG_DFL);
>> +                       raise(SIGPIPE);
>> +                       /* Should never happen, but just in case... */
>> +                       exit(141);
>> +               }
>> +               die_errno("packet write error");
>> +       }
>> +       error("packet write failed");
>> +       return -1;
> 
> I think the more idiomatic way is to
> 
>    return error(...);
> 
> as error always return -1.