Dump palette data from PCX

dump_one_palette.sh

file_len=`stat -c %s "$1"`
pal_ofs=$(($file_len - 768))

dd if="$1" skip=$pal_ofs ibs=1 bs=1 count=768

dump_palettes.sh

for f in $*
do
  file_len=`stat -c %s "$f"`
  pal_ofs=$(($file_len - 768))

  out_name=`basename "$f"`
  out_name="$out_name.pal"

  dd if="$f" of="$out_name" skip=$pal_ofs ibs=1 obs=1 bs=1 count=768
done