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Re: command_not_found_handle documentation omission
From: |
Dan Douglas |
Subject: |
Re: command_not_found_handle documentation omission |
Date: |
Sun, 8 Oct 2017 03:54:32 -0500 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 |
On 10/07/2017 02:53 PM, Martijn Dekker wrote:
> The bash manual and info pages state:
>
> | If the search is unsuccessful, the shell searches for a
> | defined shell function named 'command_not_found_handle'. If that
> | function exists, it is invoked with the original command and the
> | original command's arguments as its arguments, and the function's
> | exit status becomes the exit status of the shell.
>
> This fails to mention that command_not_found_handle() is run in the
> subshell forked to 'exec' the command, so even an explicit 'exit' will
> not exit anything but that subshell. It also means a command handler
> can't do anything that influences the main shell, except send it a
> signal with 'kill'.
Yeah I wish it didn't do that. If I wanted a subshell I'd add one myself.
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