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git-submodule summary: fix that some "wc" flavors produce leading spaces 

We print the number of commits in parentheses, but without this change
we would get an oddly looking line like this:

    * sm1 4c8d358...41fbea9 (      4):

Signed-off-by: Johannes Sixt <johannes.sixt@telecom.at>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Johannes Sixt 2008-03-12 09:30:01 +01:00 committed by Junio C Hamano
parent 2da2ddc664
commit eed3559575
1 changed files with 1 additions and 1 deletions
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2
git-submodule.sh
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@ -448,7 +448,7 @@ cmd_summary() {
GIT_DIR="$name/.git" \
git log --pretty=oneline --first-parent $range | wc -l
)
total_commits=" ($total_commits)"
total_commits=" ($(($total_commits + 0)))"
;;
esac