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Thu, 25 May 2023 12:02:43 -0700 (PDT) MIME-Version: 1.0 References: <1297534493.4668003.1685024167868@mail.virginmedia.com> In-Reply-To: From: Sebastian Gniazdowski Date: Thu, 25 May 2023 19:02:17 +0000 Message-ID: Subject: Re: stdbuf -o0 -i0 via a Zsh native interface? To: Bart Schaefer Cc: Peter Stephenson , Zsh hackers list Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Seq: 51788 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 Thu, 25 May 2023 at 18:36, Bart Schaefer wro= te: > > On Thu, May 25, 2023 at 7:16=E2=80=AFAM Peter Stephenson > wrote: > > > > > On 25/05/2023 12:21 Sebastian Gniazdowski wr= ote: > > > > Something like this? It looks like a good fit for zsystem. > > That's a start, but it doesn't solve Sebastian's problem of having to > hack the stdbuf prefix into the command string for external commands. I think that it does solve the problem, if the buffer settings are applied to external commands. I would say that they are, but your answer gives doubts=E2=80=A6 are they applied? Also, I wonder why the buffers can be set only to 0, 1 and 2 and not to every descriptor? This might be an effect of suggestion from my original post, but the mechanism of a builtin command obtaining file descriptor opens my eyes that buffers can be changed on every descriptor (or not?). > We'd need something akin to the STTY parameter to specify a prefix for > external commands. That might have its own security concerns. That's an interesting approach, however IMHO it would make the mechanism's interface script-targeted, and not foreground, interactive work (because of the need of prepend command each time with a var export). -- Best regards, Sebastian Gniazdowski