dash/dash-shcompat.install


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#!/bin/sh

post_install() {
  for i in 'sh'; do
    grep -qx "/bin/${i}" 'etc/shells' || echo "/bin/${i}" >> 'etc/shells'
  done
  unset i
}

post_upgrade() {
  post_install
}

post_remove() {
  for i in 'sh'; do
    sed -i "\|^/bin/${i}$|d" 'etc/shells'
  done
  unset i
}