Correctly read symlinks from cpio files.
Correctly read symlinks from cpio files.

While I'm here, fix a bug in reading filenames from
cpio files.  (Copy should count the length of the name,
not the number of bytes available for input.)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase