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References: <20230928201421.2296518-1-mmaurer@google.com>
In-Reply-To: <20230928201421.2296518-1-mmaurer@google.com>
From:   Trevor Gross <tmgross@umich.edu>
Date:   Thu, 28 Sep 2023 17:00:34 -0400
Message-ID: <CALNs47vqygCBPTOZQU11YFsWaeTmSX2ZOxSk495qq5uNSyd2Cw@mail.gmail.com>
Subject: Re: [PATCH] rust: Use grep -Ev rather than relying on GNU grep
To:     Matthew Maurer <mmaurer@google.com>
Cc:     Miguel Ojeda <ojeda@kernel.org>,
        Alex Gaynor <alex.gaynor@gmail.com>,
        Wedson Almeida Filho <wedsonaf@gmail.com>,
        Boqun Feng <boqun.feng@gmail.com>, Gary Guo <gary@garyguo.net>,
        =?UTF-8?Q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>,
        Benno Lossin <benno.lossin@proton.me>,
        Andreas Hindborg <a.hindborg@samsung.com>,
        Alice Ryhl <aliceryhl@google.com>,
        rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org
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On Thu, Sep 28, 2023 at 4:14=E2=80=AFPM Matthew Maurer <mmaurer@google.com>=
 wrote:
>
> While GNU grep supports '\|' when in basic regular expression mode, not
> all grep implementations do (notably toybox grep, used to build the
> Android kernel, does not). Switching to grep -Ev enables extended
> regular expresions which includes support for the '|' operator.
>
> Signed-off-by: Matthew Maurer <mmaurer@google.com>
> ---

Reviewed-by: Trevor Gross <tmgross@umich.edu>