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cdsuf - read the System Use Fields from a System Use Area
cdsuf [-s number] [-b] file
The following options are available:
Specifies the File Section for the System Use Area to be read.
The numbering starts with one. If this option is omitted the last File Section
of that file is assumed.
Copies all of the System Use Fields of the System Use Area
from the CD-ROM to standard output in binary format.
The name of any file or directory within the CD-ROM file hierarchy.
This command is used to access the System Use Fields of the System Use Area associated with a File Section of a file or directory on a Rock Ridge formatted CD-ROM and to list its contents on standard output, following any Continuation Fields that may be present.
The output is formatted in the form of a table that contains an entry
for each System Use Field in the System Use Area as recorded on the CD-ROM.
Each table entry has the fields Signature, Length, Version, and Data as specified
in the System Use Sharing Protocol. If the
-b
option is used,
the contents of the full System Use Area are written to standard output in
binary format as it is recorded on the CD-ROM.
The user must have read permission for
file
to execute the command successfully.
The following exit values are returned:
Successful completion.
File not found, file is not a file or directory within a CD-ROM
file hierarchy, or access denied.
File Section indicated by
-s
does not exist.
File Section indicated by
-s
has no System
Use Area.
cd_suf(3)