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Re: Segfault in echoti with Cs and Ms caps

X-seq: zsh-workers 53022
From: Bart Schaefer <schaefer@xxxxxxxxxxxxxxxx>
To: Ronan Pigott <ronan@xxxxxx>
Cc: zsh-workers@xxxxxxx
Subject: Re: Segfault in echoti with Cs and Ms caps
Date: Sun, 4 Aug 2024 21:18:06 -0700
Archived-at: <https://zsh.org/workers/53022>
In-reply-to: <fc707d8b1e94e3cec06055fb86a7166ab47eb5a2@rjp.ie>
List-id: <zsh-workers.zsh.org>
References: <fc707d8b1e94e3cec06055fb86a7166ab47eb5a2@rjp.ie>

On Tue, Jul 16, 2024 at 12:54 PM Ronan Pigott <ronan@xxxxxx> wrote:
>
> The following reproduces a segfault in zsh when the Cs or Ms terminfo
> capabilities are defined. These caps take 1 and 2 string parameters
> respectively, but are not special cased in echoti like the others:

We need a better way to handle this.  The existing special case code
would (I think) work for Cs, but there's currently no provision for a
capability that takes two string arguments like Ms, and continuing to
add special cases for nonstandard capabilities is going to become
tedious.

Doc here, search for "xterm+tmux":
https://invisible-island.net/xterm/terminfo.html

References:
- Segfault in echoti with Cs and Ms caps
  - From: Ronan Pigott

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