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docs: update

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Dylan Araps 2019-09-19 16:35:35 +03:00
parent 5254f30e8d
commit 30dad5e2f5
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10
README.md
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@ -485,7 +485,15 @@ Alternative to the `dirname` command.
```sh
dirname() {
# Usage: dirname "path"
printf '%s\n' "${1%/*}/"
dir=${1%%/}
# If there are no '/' in the path, use '.'.
case $dir in
*/*) ;;
*) dir=.
esac
printf '%s\n' "${dir%/*}"
}
```