git.maemo.org Git - busybox4maemo/blob - examples/undeb

   1 #!/bin/sh
   2 #
   3 # This should work with the GNU version of tar and gzip!
   4 # This should work with the bash or ash shell!
   5 # Requires the programs (ar, tar, gzip, and the pager more or less).
   6 #
   7 usage() {
   8 echo "Usage: undeb -c package.deb            <Print control file info>"
   9 echo "       undeb -l package.deb            <List contents of deb package>"
  10 echo "       undeb -x package.deb /foo/boo   <Extract deb package to this directory,"
  11 echo "                                        put . for current directory>"
  12 exit
  13 }
  14
  15 deb=$2
  16
  17 exist() {
  18 if [ "$deb" = "" ]; then
  19 usage
  20 elif [ ! -s "$deb" ]; then
  21 echo "Can't find $deb!"
  22 exit
  23 fi
  24 }
  25
  26 if [ "$1" = "" ]; then
  27 usage
  28 elif [ "$1" = "-l" ]; then
  29 exist
  30 type more >/dev/null 2>&1 && pager=more
  31 type less >/dev/null 2>&1 && pager=less
  32 [ "$pager" = "" ] && echo "No pager found!" && exit
  33 (ar -p $deb control.tar.gz | tar -xzO *control ; echo -e "\nPress enter to scroll, q to Quit!\n" ; ar -p $deb data.tar.gz | tar -tzv) | $pager
  34 exit
  35 elif [ "$1" = "-c" ]; then
  36 exist
  37 ar -p $deb control.tar.gz | tar -xzO *control
  38 exit
  39 elif [ "$1" = "-x" ]; then
  40 exist
  41 if [ "$3" = "" ]; then
  42 usage
  43 elif [ ! -d "$3" ]; then
  44 echo "No such directory $3!"
  45 exit
  46 fi
  47 ar -p $deb data.tar.gz | tar -xzvpf - -C $3 || exit
  48 echo
  49 echo "Extracted $deb to $3!"
  50 exit
  51 else
  52 usage
  53 fi