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Re: Mark descriptor as terminal for the -t test
- X-seq: zsh-users 21608
- From: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
- To: Zsh Users <zsh-users@xxxxxxx>
- Subject: Re: Mark descriptor as terminal for the -t test
- Date: Fri, 3 Jun 2016 11:33:54 -0700
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On Jun 3, 6:30pm, Sebastian Gniazdowski wrote:
} A robust program, the script. Recalls asciinema.
The other way around, really: "script" has been around for decades.
} Turns out the commands are not so confused. Either they assume there
} is no terminal, and strip terminal control codes from output, or
} ignore the fact (e.g. vim) and work well.
The third thing that some programs do is to look harder for a terminal,
e.g. examine all of stdin/out/err with isatty() and direct all I/O to
whichever of them is found to be a terminal. (Recall the discussion of
a few weeks ago regarding descriptors opened for both read and write
even though in practice they are only used for one or the other.)
} to strip control codes, but have no motivation to do so. The dream of
} "reuse output without mouse" is better to be implemented at terminal
Output that is screen-oriented rather than stream-oriented is also not
suitable for re-use anyway, at least not directly.
You might also look at Functions/Zle/keeper for a related idea.
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