On Fri 8 Jul 2022 at 12:03, Albretch Mueller wrote: > Actually, I just noticed I couldn't run "cat" as regular user but I > could as root how could that form a "multiversing" be -technically- > happening (other than having forces actively messing with your work)? >
This could happen if cat has mode 744 (executable only
by owner) or some kind of SElinux magic.
> export _GRAALVM_HOME=.../graalvm-ce-java17-22.1.0
> export PATH=${PATH}:${_GRAALVM_HOME}/bin
> which javac
> which java
> $
>
> bash: which: command not found
>
which has been deprecated. Use command -v. If you need which -a, you
are
out of luck... Please find an attached which if you are interested.
# apt-get install which
> Reading package lists... Done
> Building dependency tree... Done
> Reading state information... Done
> E: Unable to locate package which
> #
>
>
>
> # cat /etc/apt/sources.list
> # deb cdrom:[Official Debian GNU/Linux Live 11.2.0 lxde
> 2021-12-18T12:41]/ bullseye main
> #deb cdrom:[Official Debian GNU/Linux Live 11.2.0 lxde
> 2021-12-18T12:41]/ bullseye main
>
> deb http://security.debian.org/debian-security bullseye-security main
> deb-src http://security.debian.org/debian-security bullseye-security main
>
> # bullseye-updates, to get updates before a point release is made;
> # see
> https://www.debian.org/doc/manuals/debian-reference/ch02.en.html#_updates_and_backports
> # A network mirror was not selected during install. The following entries
> # are provided as examples, but you should amend them as appropriate
> # for your mirror of choice.
> #
> deb http://deb.debian.org/debian/ bullseye-updates main
> deb-src http://deb.debian.org/debian/ bullseye-updates main
>
> deb http://deb.debian.org/debian bullseye main contrib non-free
> deb-src http://deb.debian.org/debian bullseye main contrib non-free
>
> deb http://deb.debian.org/debian-security/ bullseye-security main
> contrib non-free
> deb-src http://deb.debian.org/debian-security/ bullseye-security main
> contrib non-free
>
> deb http://deb.debian.org/debian bullseye-updates main contrib non-free
> deb-src http://deb.debian.org/debian bullseye-updates main contrib
> non-free
>
> #This system was installed using small removable media
> # (e.g. netinst, live or single CD). The matching "deb cdrom"
> # entries were disabled at the end of the installation process.
> # For information about how to configure apt package sources,
> # see the sources.list(5) manual.
>
> # which bash
> /usr/bin/bash
> #
>
Some shells have which baked in. For how long?
Best,
Loïc
which
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