torsdag 12 februari 2015

Linux - Ändra beroenden i *.deb fil med bash

#!/bin/bash

EDITOR=nano

if [[ -z "$1" ]]; then
  echo "Syntax: $0 debfile"
  exit 1
fi

DEBFILE="$1"
TMPDIR=`mktemp -d /tmp/deb.XXXXXXXXXX` || exit 1
#OUTPUT=`basename "$DEBFILE" .deb`.modfied.deb
OUTPUT="."

#if [[ -e "$OUTPUT" ]]; then
#  echo "$OUTPUT exists."
#  rm -r "$TMPDIR"
#  exit 1
#fi

dpkg-deb -x "$DEBFILE" "$TMPDIR"
dpkg-deb --control "$DEBFILE" "$TMPDIR"/DEBIAN

if [[ ! -e "$TMPDIR"/DEBIAN/control ]]; then
  echo DEBIAN/control not found.

  rm -r "$TMPDIR"
  exit 1
fi

CONTROL="$TMPDIR"/DEBIAN/control

MOD=`stat -c "%y" "$CONTROL"`
$EDITOR "$CONTROL"

if [[ "$MOD" == `stat -c "%y" "$CONTROL"` ]]; then
  echo Not modfied.
else
  echo Building new deb...
  dpkg -b "$TMPDIR" "$OUTPUT"
fi

rm -r "$TMPDIR"
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