Work around ash "alternate value" expansion bug

Ash (used as /bin/sh on many distros) has a shell expansion bug
for the form ${var:+word word}.  The result is a single argument
"word word".  Work around by using ${var:+word} ${var:+word} or
equivalent.

Signed-off-by: Ben Jackson <ben@ben.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Ben Jackson 2009-04-18 20:42:07 -07:00 committed by Junio C Hamano
parent 77b96d6dbf
commit ea10b60c91
3 changed files with 20 additions and 3 deletions

View File

@ -571,7 +571,7 @@ do
GIT_COMMITTER_DATE="$GIT_AUTHOR_DATE" GIT_COMMITTER_DATE="$GIT_AUTHOR_DATE"
export GIT_COMMITTER_DATE export GIT_COMMITTER_DATE
fi && fi &&
git commit-tree $tree ${parent:+-p $parent} <"$dotest/final-commit" git commit-tree $tree ${parent:+-p} $parent <"$dotest/final-commit"
) && ) &&
git update-ref -m "$GIT_REFLOG_ACTION: $FIRSTLINE" HEAD $commit $parent || git update-ref -m "$GIT_REFLOG_ACTION: $FIRSTLINE" HEAD $commit $parent ||
stop_here $this stop_here $this

View File

@ -204,8 +204,15 @@ cmd_add()
else else
module_clone "$path" "$realrepo" || exit module_clone "$path" "$realrepo" || exit
(unset GIT_DIR; cd "$path" && git checkout -f -q ${branch:+-b "$branch" "origin/$branch"}) || (
die "Unable to checkout submodule '$path'" unset GIT_DIR
cd "$path" &&
# ash fails to wordsplit ${branch:+-b "$branch"...}
case "$branch" in
'') git checkout -f -q ;;
?*) git checkout -f -q -b "$branch" "origin/$branch" ;;
esac
) || die "Unable to checkout submodule '$path'"
fi fi
git add "$path" || git add "$path" ||

View File

@ -64,6 +64,16 @@ test_expect_success 'submodule add' '
) )
' '
test_expect_success 'submodule add --branch' '
(
cd addtest &&
git submodule add -b initial "$submodurl" submod-branch &&
git submodule init &&
cd submod-branch &&
git branch | grep initial
)
'
test_expect_success 'submodule add with ./ in path' ' test_expect_success 'submodule add with ./ in path' '
( (
cd addtest && cd addtest &&