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Sun, 14 Feb 2021 18:25:15 -0400 (AST) Received: from [192.168.0.3] ([24.207.90.194]) by Eastlink with ESMTP id BPpKligmlnkRCBPpKlcjea; Sun, 14 Feb 2021 18:25:14 -0400 X-Authority-Analysis: v=2.4 cv=B+J8bMhM c=1 sm=1 tr=0 ts=6029a34a a=zv49KfEsxEDzuN5AGO7r0Q==:117 a=zv49KfEsxEDzuN5AGO7r0Q==:17 a=IkcTkHD0fZMA:10 a=glLf8dLWg1cGUoFwANcA:9 a=QEXdDO2ut3YA:10 X-Vade-Cause: gggruggvucftvghtrhhoucdtuddrgeduledrieehgdduiedvucetufdoteggodetrfdotffvucfrrhhofhhilhgvmecugfetuffvnffkpffmpdfqfgfvnecuuegrihhlohhuthemuceftddtnecunecujfgurhepuffvfhfhkffffgggjggtgfesthekredttdefjeenucfhrhhomheptfgrhicutehnughrvgifshcuoehrrgihrghnughrvgifshesvggrshhtlhhinhhkrdgtrgeqnecuggftrfgrthhtvghrnhepkedvueeuffefhfdvueeiteffvddtvdejgeeujeekieduheeiteeiheegtedvhfefnecukfhppedvgedrvddtjedrledtrdduleegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehinhgvthepvdegrddvtdejrdeltddrudelgedphhgvlhhopegludelvddrudeikedrtddrfegnpdhmrghilhhfrhhomheprhgrhigrnhgurhgvfihssegvrghsthhlihhnkhdrtggrpdhrtghpthhtohepiihshhdquhhsvghrshesiihshhdrohhrghdpghgvthdqkghiphfrrghsshifugepthhruhgv X-Vade-Score: 0 X-Vade-State: 0 X-EL-IP-NOAUTH: 24.207.90.194 Subject: Re: detect pipe To: zsh-users@zsh.org References: <20210128102816.GB578422@zira.vinc17.org> <560cef52-aee7-352a-2ba3-25826fe54136@eastlink.ca> <14ce37b2-35ca-6002-474a-7de5d6626a66@eastlink.ca> <05c3d2ba-6a00-9480-e2a8-685432e2442c@eastlink.ca> <20210214173138.GA2298446@zira.vinc17.org> From: Ray Andrews Message-id: Date: Sun, 14 Feb 2021 14:25:14 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-version: 1.0 In-reply-to: Content-type: text/plain; charset=utf-8; format=flowed Content-transfer-encoding: 8bit Content-language: en-US X-Seq: 26520 Archived-At: X-Loop: zsh-users@zsh.org Errors-To: zsh-users-owner@zsh.org Precedence: list Precedence: bulk Sender: zsh-users-request@zsh.org X-no-archive: yes List-Id: List-Help: List-Subscribe: List-Unsubscribe: List-Post: List-Owner: List-Archive: Archived-At: On 2021-02-14 1:20 p.m., Bart Schaefer wrote: > upstream in the pipeline) is neither queued nor vanishes; the attempt > to write fails and it's up to the writing process to decide how to > react to that, the default being for it to exit. Pretty close to vanishes tho.  I just mean there's no buffer or something that is going to dump out somewhere else.  Sounds logical that, as you say, it's just a failed write.