Re: [PATCH] retry opening startup files on EINTR

[Chet Ramey]

On 2/7/24 1:33 AM, Grisha Levit wrote:
> I have some dotfiles symlinked to storage backed by a macOS File
> Provider extension (e.g. Dropbox):
>
>      $ realpath ~/.bash_profile
>      /Users/levit/Library/CloudStorage/Dropbox/profile/.bash_profile
>
> This normally works fine, except when my terminal emulator (tested
> both Terminal.app and iTerm) restores sessions after being restarted
> -- opening the startup file fails in about half of the restored
> sessions, which ends up looking like:
>
>      [Restored Feb 7, 2024 at 00:11:37]
>      Last login: Wed Feb  7 00:11:37 on ttys008
>      Restored session: Wed Feb  7 00:11:27 EST 2024
>      -bash: /Users/levit/.bash_profile: Interrupted system call
>      mbp:~ levit$
>
> If I remove ~/.bash_profile, and make ~/.inputrc and ~/.bash_history
> similar symlinks, I see the same issue with loading them (without an
> error message).
>
> I'm not sure what the underlying cause is here, but maybe it would be
> appropriate to retry open(2) calls for these files if they fail with
> EINTR?

What's the underlying signal here? I hope it's not SIGINT.

--
``The lyf so short, the craft so long to lerne.'' - Chaucer
                 ``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU    chet@case.edu    http://tiswww.cwru.edu/~chet/

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