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blkid: (man) add note about udev encoding 

Addresses: https://github.com/karelzak/util-linux/issues/632
Signed-off-by: Karel Zak <kzak@redhat.com>
This commit is contained in:
Karel Zak 2018-04-30 10:52:53 +02:00
parent bf2603c73a
commit fc402b8b71
1 changed files with 7 additions and 2 deletions
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9
misc-utils/blkid.8
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@ -194,11 +194,16 @@ and \fB\-\-uuid\fR options
.TP .TP
.B udev .B udev
print key="value" pairs for easy import into the udev environment; the keys are print key="value" pairs for easy import into the udev environment; the keys are
prefixed by ID_FS_ or ID_PART_ prefixes prefixed by ID_FS_ or ID_PART_ prefixes. The value may be modified to be
safe for udev environment; allowed is plain ASCII, hex-escaping and valid UTF-8,
everything else (including whitespaces) is replaced with '_'. The keys with
_ENC postfix use hex-escaping for unsafe chars.
The udev output returns the ID_FS_AMBIVALENT tag if more superblocks are detected, The udev output returns the ID_FS_AMBIVALENT tag if more superblocks are detected,
and ID_PART_ENTRY_* tags are always returned for all partitions including empty and ID_PART_ENTRY_* tags are always returned for all partitions including empty
partitions. This output format is \fBDEPRECATED\fR. partitions.
This output format is \fBDEPRECATED\fR.
.TP .TP
.B export .B export
print key=value pairs for easy import into the environment; this output format print key=value pairs for easy import into the environment; this output format