Re: [HACKERS] pg_basebackup --progress output for batch execution

From: Martín Marqués <martin(at)2ndquadrant(dot)com>
To: Arthur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>
Cc: PostgreSQL mailing lists <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: [HACKERS] pg_basebackup --progress output for batch execution
Date: 2017-11-21 10:16:46
Message-ID: 17c436fe-cd51-a52a-8fa4-ea24298ab59f@2ndquadrant.com
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El 21/11/17 a las 04:56, Arthur Zakirov escribió:
> On Mon, Nov 20, 2017 at 04:45:48PM -0300, Martín Marqués wrote:
>> New version of patch, without the --batch-mode option and using isatty()
>>
>
> Great!
>
>> + fprintf(stderr, "waiting for checkpoint");
>> + if (isatty(fileno(stderr)))
>> + fprintf(stderr, "\n");
>> + else
>> + fprintf(stderr, "\r");
>
> Here the condition should be inverted I think. The next condition should be used:
>
>> if (!isatty(fileno(stderr)))
>> ...
>
> Otherwise pg_basebackup will insert '\n' in terminal instead '\r'.

Ups! Attached the corrected version.:)

Nice catch. I completely missed that. Thanks.

--
Martín Marqués http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

Attachment Content-Type Size
pg_basebackup-using-isatty.patch text/x-patch 1.6 KB

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