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-rwxr-xr-xgit-branch-script25
1 files changed, 20 insertions, 5 deletions
diff --git a/git-branch-script b/git-branch-script
index 041ca51..a6dfeaf 100755
--- a/git-branch-script
+++ b/git-branch-script
@@ -2,16 +2,31 @@
. git-sh-setup-script || die "Not a git archive"
-branchname="$1"
-case "$2" in
-'')
+case "$#" in
+0)
+ headref=$(readlink "$GIT_DIR/HEAD" | sed -e 's|^refs/heads/||')
+ git-rev-parse --symbolic --all |
+ sed -ne 's|^refs/heads/||p' |
+ sort |
+ while read ref
+ do
+ if test "$headref" = "$ref"
+ then
+ pfx='*'
+ else
+ pfx=' '
+ fi
+ echo "$pfx $ref"
+ done
+ exit 0 ;;
+1)
head=HEAD ;;
-*)
+2)
head="$2^0" ;;
esac
+branchname="$1"
rev=$(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"
echo $rev > "$GIT_DIR/refs/heads/$branchname"