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Kevux Git Server - rit/commit
tag: error when git-column fails
If the user asks for the list of tags to be displayed in columns
("--columns"), a child git-column process is used to format the output
as expected.
In a rare situation where we encounter a problem spawning that child
process, we will work erroneously.
Make noticeable we're having a problem executing git-column, so the user
can act accordingly.
Signed-off-by: Rubén Justo <rjusto@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>