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author | Junio C Hamano <junkio@cox.net> | 2005-07-23 06:08:47 +0400 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-23 07:34:16 +0400 |
commit | a38e727925bfad369fc98165f6ff161193397f28 (patch) | |
tree | b24f30818110c5370d58add1200601969fca88cb /git-branch-script | |
parent | 5bb2c65aba9161ee77c42002009634e757005b4f (diff) |
[PATCH] git-branch: avoid getting confused by empty or nonexisting branches.
When not specifying the start point explicitly, we ended up
emitting ^0 in addition to the default HEAD. Be careful to see
if we have "$2" before finding out which commit to base the new
branch on.
Signed-off-by: Junio C Hamano <junkio@cox.net>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'git-branch-script')
-rwxr-xr-x | git-branch-script | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/git-branch-script b/git-branch-script index ade0abf069..041ca515ae 100755 --- a/git-branch-script +++ b/git-branch-script @@ -3,7 +3,13 @@ . git-sh-setup-script || die "Not a git archive" branchname="$1" -rev=$(git-rev-parse --verify --default HEAD "$2"^0) || exit +case "$2" in +'') + head=HEAD ;; +*) + head="$2^0" ;; +esac +rev=$(git-rev-parse --revs-only --verify "$head") || exit [ -z "$branchname" ] && die "git branch: I want a branch name" [ -e "$GIT_DIR/refs/heads/$branchname" ] && die "$branchname already exists" |