解压deb和rpm包

$cat unpack_deb.sh
#!/bin/bash
for i in `ls *.deb`;
do
dpkg-deb --fsys-tarfile $i | cpio -idv
done
mv *.deb deb


$cat unpack_rpm.sh
#!/bin/bash
for i in `ls *.rpm`;
do
rpm2cpio $i | cpio -idv
done
mv *.rpm rpm