2020-12-29 08:38:07 -08:00
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#!/usr/bin/env sh
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2021-07-29 00:37:35 -07:00
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# YES_ZSH
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2021-07-29 05:44:12 -07:00
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# YES_BASH
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# YES_DASH
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2021-09-23 06:48:05 -07:00
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# YES_ASH
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# works with busybox awk.
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2021-07-29 00:37:35 -07:00
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2021-07-30 17:57:08 -07:00
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dfu() { ### @-
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### pretty-print `df` in GiB.
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###
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2021-08-01 08:36:35 -07:00
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### ```
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### $ dfu
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### Filesystem Used Max Left Misc
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### /dev 0.00 0.46 0.46 0.00
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### / 17.20 23.22 6.01 1.27
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### ```
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2021-07-29 00:37:35 -07:00
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[ $# -le 0 ] || { printf "%s\n" "$0: too many arguments" >&2; return 1; }
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df -xtmpfs | awk '
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NR==1{printf"%-20s %7s %7s %7s %7s\n","Filesystem","Used","Max","Left","Misc"}
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NR>1{printf"%-20s %7.2f %7.2f %7.2f %7.2f\n",$6,$3/2^20,($3+$4)/2^20,($4)/2^20,($2-$4-$3)/2^20}'
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}
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2021-08-02 13:48:46 -07:00
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[ -n "${preload+-}" ] || dfu "$@"
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