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The current default is to print all usage() output. This is overkill
in many case.
Addresses: https://github.com/karelzak/util-linux/issues/338
Signed-off-by: Karel Zak <kzak@redhat.com>
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$ printf 'a\nb\n' | echo $(./line) :: $(./line)
broken version:
a ::
fixed version:
a :: b
Addresses: https://github.com/karelzak/util-linux/issues/236
Signed-off-by: Karel Zak <kzak@redhat.com>
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This adds a concise description of a tool to its usage text.
A first form of this patch was proposed by Steven Honeyman
(see http://www.spinics.net/lists/util-linux-ng/msg09994.html).
Signed-off-by: Benno Schulenberg <bensberg@justemail.net>
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This change add --help and --version print outs, checking at exit the
stdout write was successful, and as a minor thing the command is made to
use wide char functions to read and write inputs.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
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Markup deprecation to command header to avoid people wasting time in
fixing these utilities.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
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Signed-off-by: Karel Zak <kzak@redhat.com>
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Signed-off-by: Karel Zak <kzak@redhat.com>
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