From: Jeff King <peff@peff.net>
Date: Tue, 11 Sep 2018 01:58:00 GMT
Subject: Re: [PATCH] http-backend: Treat empty CONTENT_LENGTH as zero
Message-ID: <20180911015800.GB5838@sigill.intra.peff.net>
In-Reply-To: <20180910205359.32332-1-max@max630.net>

On Mon, Sep 10, 2018 at 11:53:59PM +0300, Max Kirillov wrote:

> From: Jeff King <peff@peff.net>
> Subject: [PATCH] http-backend: Treat empty CONTENT_LENGTH as zero
> 
> There is no known case where empty body it used by a server as
> instruction to read until EOF, so there is no need to violate the RFC.
> Make get_content_length() return 0 in this case.
> 
> Currently there is no practical difference, as the GET request
> where it can be empty is handled without actual reading the body
> (in get_info_refs() function), but it is better to stick to the correct
> behavior.

There could be a difference if there is a server which actually sets
CONTENT_LENGTH to the empty string for a chunked body. But we don't know
of any such server at this point.

> Signed-off-by: Max Kirillov <max@max630.net>
> ---
> The incremental. Hopefully I described the reason right. Needs "signed-off-by"

Certainly this is:

  Signed-off-by: Jeff King <peff@peff.net>

-Peff