GNU bug report logs - #48072
28.0.50: dired-read-shell-command: handle empty input properly [PATCH]

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Message #20 received at 48072 <at> debbugs.gnu.org (full text, mbox):

From: Kévin Le Gouguec <kevin.legouguec <at> gmail.com>
To: Boruch Baum <boruch_baum <at> gmx.com>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 48072 <at> debbugs.gnu.org
Subject: Re: bug#48072: 28.0.50: dired-read-shell-command: handle empty
 input properly [PATCH]
Date: Wed, 28 Apr 2021 08:19:31 +0200

Boruch Baum <boruch_baum <at> gmx.com> writes:

>> > > This is certainly a mistake: a valid shell command doesn't have to be
>> > > a file that executable-find is able to find.  Shells are known to
>> > > support all kinds of internal and magic commands.
>> >
>> > My testing indicates otherwise.
>>
>> Would you care to share the details of that testing, please?
>
> I evaluated shell-command-to-string for shell aliases and shell
> functions, all of which returned error of type 'command not found'. That
> would indicate that the class of 'internal commands' aren't valid in the
> current state of emacs.

Shell builtins seem to work though:

M-: (shell-command-to-string "type echo")
"echo is a shell builtin
"
M-: (shell-command-to-string "which type")
"which: no type in (…)
"

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