to compress executables, producing executables that decompress on-the-fly
This saves disk space, at the cost of slower execution times.
The original executables are saved by copying each of them to a file with
the same name with a
After verifying that the compressed executables work as expected, the backup
files can be removed.
The options are as follows:
Decompress executables previously compressed by
program refuses to compress non-regular or non-executable files,
files with a setuid or setgid bit set, files that are already
files in /bin or /sbin,
or programs it needs to perform on-the-fly decompression: