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bh=ke0FPKvQf6XHS0tlLUe/XjEF4GQi7v9GMydBDqdHFl0=; b=MgxjmMowAE2EKtdpc6YQuPQtkyFCFpTWocP8xEIlPBOAsxLbs4OvrqmKUQehvWZTAf eTIG3YBLuR+rnjgKGGtZkz34CIeUrYX42+yhCjceem+Js+f7oQyCKaneDctU0lipBy7g a1qwFqDPGUVx7w+zYXoVzQTygRRJtthIxaHTNlRNvDQ7zZ45QlmIxKE2sIM2YwCvyqCf oe0SjfuMzU9o1/WwvB2tYKFzdmvAliRlH57MbL+6Ej0NtYADVKUt88zXv75Yce1Y3whz UrwL7vKQ9MyhS2R05t40MVuhPxOoxlxSntlOHfujMuXLA2p05BTjdOk2hiSagUQhNOHl JhuA== X-Gm-Message-State: ABy/qLaJGg9ftdiJMKV1rr8RHH3HKKq6s9VCHc9iq4pPlViD4hU+JGSs XRIrmbiuBnL7RhPVVDrkxgL0Z1oW8RCABP6OZZu6Rw== X-Google-Smtp-Source: APBJJlE87MwqpIQ7JesT+v9OBxYRNYHGQyoT0HUbYGMNYixzP3IeVeMVT7ih1wRPGVgIXWaQ37dc5ud+MiQGZ5T3gTY= X-Received: by 2002:a17:906:ae12:b0:98e:37fe:691b with SMTP id le18-20020a170906ae1200b0098e37fe691bmr8439750ejb.34.1689527733551; Sun, 16 Jul 2023 10:15:33 -0700 (PDT) MIME-Version: 1.0 References: <083477A3-A5D3-49B1-BF6F-D148C6BCAA54@kba.biglobe.ne.jp> <17346433-9026-4EA9-8181-6CFFCFB9BAFC@kba.biglobe.ne.jp> In-Reply-To: <17346433-9026-4EA9-8181-6CFFCFB9BAFC@kba.biglobe.ne.jp> From: Bart Schaefer Date: Sun, 16 Jul 2023 10:15:22 -0700 Message-ID: Subject: Re: a few question about named reference To: Jun T Cc: zsh-workers@zsh.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Seq: 51944 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, Jul 15, 2023 at 10:10=E2=80=AFPM Jun T wrote: > > >> So we can't remove the readonly attribute (and will not be able > >> to remove/unset it). Is this intentional? > > > > Yes, that's how it works in ksh. > > With ksh (Version AJM 93u+m/1.0.4 2022-10-22): > $ typeset -n -r ref=3Di > ksh: typeset: -n cannot be used with other options except -g Hmm. My previous reference was ksh88. The ksh93 I have installed is a bit older and doesn't have a -g option at all. Looks like they're borrowing stuff from zsh, now? > But it's OK if it is intentional. Upon reflection and for consistency with other parameter types, it does seem like +r should be allowed. There also aren't any test for readonly namerefs, I should add a couple.