diff options
Diffstat (limited to 'git-submodule.sh')
| -rwxr-xr-x | git-submodule.sh | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/git-submodule.sh b/git-submodule.sh index d3c583d..3319b83 100755 --- a/git-submodule.sh +++ b/git-submodule.sh @@ -555,12 +555,17 @@ cmd_summary() { test $summary_limit = 0 && return - if rev=$(git rev-parse -q --verify "$1^0") + if rev=$(git rev-parse -q --verify --default HEAD ${1+"$1"}) then head=$rev - shift + test $# = 0 || shift + elif test -z "$1" -o "$1" = "HEAD" + then + # before the first commit: compare with an empty tree + head=$(git hash-object -w -t tree --stdin </dev/null) + test -z "$1" || shift else - head=HEAD + head="HEAD" fi if [ -n "$files" ] |