contrib/image-convert/tar2ext2

   1 #!/bin/sh
   2
   3 if [ $# -ne 2 ]; then
   4     echo "Usage: $0 <tarball> <ext2 size>"
   5     exit
   6 fi
   7
   8 ext=`echo $1 | sed -r -e 's/.+\.([^.]+\.[^.]+)/\1/'`
   9 base=$(basename $1 .$ext)
  10 dir=$(dirname $1)
  11
  12 if [ "$ext" = "tar.bz2" ]; then
  13     uncompress=j
  14 else
  15     uncompress=z
  16 fi
  17
  18 rm -rf mnt
  19 mkdir -p mnt
  20
  21 fakeroot bash -c "\
  22 tar -x$uncompress -f $1 -C mnt; \
  23 genext2fs -d mnt -b $(($2 * 1024)) $dir/$base.img; \
  24 rm -rf mnt; \
  25 "