check-compat64

#!/bin/sh

# $Id: check-compat64,v 1.1 2010/06/28 14:53:57 eha Exp eha $

# Purpose:
#   To check if any of the installed -compat64 packages is older than the
#   accompanying 32-bit package.

# Authors:
#   Eric Hameleers <alien@slackware.com>
#   Ben Stern <bas-github@fortian.com>

# No verbose output by default:
DEBUG=0

showhelp () {
cat <<EOT

Script name:
  $(basename $0)
Purpose:
  To check if any of the installed -compat64 packages is older than the
  accompanying 32-bit package.
Usage:
  Run the program without parameters to make it check your packages.
Parameters:
  -h|--help        Show this help text
  -v|--verbose     Verbose output

EOT
}

# Parse the command-line parameters:
while [ ! -z "$1" ]; do
  case $1 in
    -h|--help)
      showhelp
      exit 0
      ;;
    -v|--verbose)
      DEBUG=1
      shift
      ;;
    -*)
      echo "Unsupported parameter '$1'!"
      exit 1
      ;;
    *)
      # Do nothing
      shift
      ;;
  esac
done


# Loop through the -compat64 packages we find installed, and compare their
# versions to the 32-bit packages
[ $DEBUG -ne 0 ] && echo "-- Checking installed packages..."
for FULL64 in $(find /var/log/packages/ -name "*-compat64-*") ; do
  PKG64=$(echo ${FULL64} | cut -f5 -d'/' | rev | cut -f4- -d'-' | rev)
  VER64=$(echo ${FULL64} | cut -f5 -d'/' | rev | cut -f3  -d'-' | rev)

  [ $DEBUG -ne 0 ] && echo ">> Found '$PKG64'..."

  PKG32=$(echo ${FULL64} | cut -f5 -d'/' | rev | cut -f5- -d'-' | rev)
  VER32=$($(find /var/log/packages/ -name "${PKG32}*" | grep -v -- -compat64) | cut -f5 -d'/' | rev | cut -f3 -d'-' | rev | grep "${PKG32}$")

  # Issue a warning if the version of the 32-bit package differs:
  if [ -n "$VER32" -a "$VER64" != "$VER32" ]; then
      echo "** Package '$PKG32' has version '$VER32' but package '$PKG64' has version '$VER64'"
  fi
done

[ $DEBUG -ne 0 ] && echo "-- Finished checking installed packages."