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Sat, 23 Mar 2024 17:14:56 -0700 (PDT) MIME-Version: 1.0 References: <20240321100710.GA164665@qaa.vinc17.org> <20240323222036.GE164665@qaa.vinc17.org> <81df9600-a0c4-4c7b-a4fb-f61106395b96@app.fastmail.com> In-Reply-To: <81df9600-a0c4-4c7b-a4fb-f61106395b96@app.fastmail.com> From: Bart Schaefer Date: Sat, 23 Mar 2024 17:14:44 -0700 Message-ID: Subject: Re: behavior of test true -a \( ! -a \) To: =?UTF-8?Q?Lawrence_Vel=C3=A1zquez?= Cc: zsh-workers@zsh.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Seq: 52806 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: On Sat, Mar 23, 2024 at 4:33=E2=80=AFPM Lawrence Vel=C3=A1zquez wrote: > > The next version of POSIX will only specify what happens with four > arguments if the very first one is "!". The "-a" and "-o" primaries > and the "(" and ")" operators have been removed. So, no "and"/"or" at all, and no grouping? Or are they just demoted from "primary" and "operator" in some way?