diff options
| author | Ben Jackson <ben@ben.com> | 2009-04-19 07:42:07 +0400 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2009-04-19 08:37:46 +0400 |
| commit | ea10b60c910e4a23483f47f17becc5e58f07ebe9 (patch) | |
| tree | 6ea690864253a52b15cf35c1a2a4dd5ee20e9c99 /git-submodule.sh | |
| parent | 77b96d6dbf65f736a63b8a0bb5f810edbf895a09 (diff) | |
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} ${var:+word} or
equivalent.
Signed-off-by: Ben Jackson <ben@ben.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'git-submodule.sh')
| -rwxr-xr-x | git-submodule.sh | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/git-submodule.sh b/git-submodule.sh index 7c2e060ae7..8e234a4028 100755 --- a/git-submodule.sh +++ b/git-submodule.sh @@ -204,8 +204,15 @@ cmd_add() else module_clone "$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 git add "$path" || |