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utility: Use Zsh native mechanism to detect GNU 'du'

Skip additional call to `grep` and use Zsh native mechanism to detect
GNU version of `du`.

Further, Remove redundant `function` clause as per Prezto convention.
pull/1924/head
Indrajit Raychaudhuri 4 years ago committed by Indrajit Raychaudhuri
parent 6eb4021556
commit d3d79bbe74

@ -6,10 +6,11 @@
# Sorin Ionescu <sorin.ionescu@gmail.com> # Sorin Ionescu <sorin.ionescu@gmail.com>
# #
function dut { # function dut {
(( $# == 0 )) && set -- * (( $# == 0 )) && set -- *
if grep -q -i 'GNU' < <(du --version 2>&1); then if [[ ${(@M)${(f)"$(du --version 2>&1)"}:#*GNU *} ]]; then
du -khsc "$@" | sort -h -r du -khsc "$@" | sort -h -r
else else
local line size name local line size name
@ -22,6 +23,5 @@ function dut {
printf "%9.1LfM %s\n" "$size" "$name" printf "%9.1LfM %s\n" "$size" "$name"
done < <(du -kcs "$@") | sort -n -r done < <(du -kcs "$@") | sort -n -r
fi fi
}
dut "$@" # }

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