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Fri, 14 Apr 2023 22:03:03 -0700 (PDT) MIME-Version: 1.0 References: <2A0716F2-F80B-4357-87AA-0A9881A52CEC@kba.biglobe.ne.jp> <838816ad-0337-452b-94d1-e18a17c33c78@app.fastmail.com> <739C36BD-E3A5-40A4-B661-2AC54D32C2C1@kba.biglobe.ne.jp> <2e5f16a4-ba7c-4992-9d25-80214bd5d025@app.fastmail.com> <91076-1680970954.277199@scD9.nSRV.LVCF> In-Reply-To: <91076-1680970954.277199@scD9.nSRV.LVCF> From: Felipe Contreras Date: Sat, 15 Apr 2023 00:02:51 -0500 Message-ID: Subject: Re: ksh compatibility: initial value of $_ To: Oliver Kiddle Cc: zsh-workers@zsh.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Seq: 51656 Archived-At: X-Loop: zsh-workers@zsh.org Errors-To: zsh-workers-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-workers-request@zsh.org X-no-archive: yes List-Id: List-Help: , List-Subscribe: , List-Unsubscribe: , List-Post: List-Owner: List-Archive: On Sat, Apr 8, 2023 at 11:22=E2=80=AFAM Oliver Kiddle wrote: > One disadvantage of prefixing variables with "BASH" or "ZSH" is that it > makes it harder for different shells to later be compatible with each > other. Has that actually happened with any variable in the last 20 years? (my living memory) I tried to push the git project to do something like `ARGZERO=3D${ZSH_ARGZERO-$0}` for their sh testing framework to work on zsh and it did not fly at all. I wonder if any such consensus has actually taken place. I think it's fine to use a ZSH_ prefix until there's consensus. --=20 Felipe Contreras