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tarArchives More Portable
tar archive on a particular system that is meant to be
useful later on many other machines and with other versions of
is more challenging than you might think.
tar archive formats
have been evolving since the first versions of Unix. Many such formats
are around, and are not always compatible with each other. This section
discusses a few problems, and gives some advice about making
archives more portable.
One golden rule is simplicity. For example, limit your
archives to contain only regular files and directories, avoiding
other kind of special files. Do not attempt to save sparse files or
contiguous files as such. Let's discuss a few more problems, in turn.
See Discuss GNU extensions (incremental backups, multi-volume archives and archive labels) in GNU and PAX formats.
|8.3.1 Portable Names|
|8.3.2 Symbolic Links|
|8.3.3 Hard Links|
|8.3.4 Old V7 Archives|
|8.3.5 Ustar Archive Format||Ustar Archives|
|8.3.6 GNU and old GNU
||GNU and old GNU format archives.|
|8.3.8 Checksumming Problems|
|8.3.9 Large or Negative Values||Large files, negative time stamps, etc.|
|8.3.10 How to Extract GNU-Specific Data Using Other
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