zshrc: rely only on `uname -n` for $HOSTNAME handling
authorMichael Prokop <mika@grml.org>
Wed, 3 Jun 2020 14:00:13 +0000 (16:00 +0200)
committerMichael Prokop <mika@grml.org>
Wed, 3 Jun 2020 14:00:13 +0000 (16:00 +0200)
commit99ad5c14ca391af98703fca561d40497e94d1469
treed887f544cb762457d1b233c7559c4807c56d4b9a
parent9615015a3a16b34bb31b581981e99fd20a0d97b6
zshrc: rely only on `uname -n` for $HOSTNAME handling

There's no need to invoke `hostname` or `hostnamectl --static`
when `uname -n` is POSIX.

Thanks: Darshaka Pathirana and Chris Hofstaedtler
Closes: grml/grml-etc-core#100
etc/zsh/zshenv
etc/zsh/zshrc