Linux "ranlib" Command Line Options and Examples
generate index to archive.

ranlib generates an index to the contents of an archive and stores it in the archive. The index lists each symbol defined by a member of an archive that is a relocatable object file. You may use nm -s or nm --print-armap to list this index.


ranlib [--plugin name] [-DhHvVt] archive

Command Line Options:

Show usage information for ranlib.
ranlib --help ...
Show the version number of ranlib.
ranlib --version ...
Update the timestamp of the symbol map of an archive.
ranlib -t ...