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Date:   Tue, 28 Jun 2022 19:17:06 +0200
From:   Pablo Neira Ayuso <pablo@netfilter.org>
To:     Daniel =?utf-8?Q?Gr=C3=B6ber?= <dxld@darkboxed.org>
Cc:     netfilter-devel@vger.kernel.org
Subject: Re: [PATCH nftables] Allow resetting the include search path
Message-ID: <Yrs3kkbc4z5AMF+W@salvia>
References: <20220627222304.93139-1-dxld@darkboxed.org>
 <Yrs2nn/amfnaUDk8@salvia>
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On Tue, Jun 28, 2022 at 07:13:05PM +0200, Pablo Neira Ayuso wrote:
> Hi,
> 
> On Tue, Jun 28, 2022 at 12:23:04AM +0200, Daniel Gröber wrote:
> > Currently there is no way to disable searching in DEFAULT_INCLUDE_PATH
> > first. This is needed when testing nftables configurations spanning
> > multiple files without overwriting the globally installed ones.
> 
> You can do
> 
> # cat x.nft
> include "./z.nft"
> # cat z.nft
> add table x
> 
> then:
> 
> # nft -f x.nft
> 
> using ./ at the beginning of the path overrides DEFAULT_INCLUDE_PATH.

Absolute path also overrides DEFAULT_INCLUDE_PATH:

# cat x.nft
include "/foo/z.nft"

search_in_include_path() deals with this in scanner.l.

Relative path also overrides DEFAULT_INCLUDE_PATH.