X-Git-Url: https://oss.titaniummirror.com/gitweb?p=git-utils.git;a=blobdiff_plain;f=git-empty-branch;fp=git-empty-branch;h=75e90ff0d1b3a2542afeeeecb9cc78dc4922a7e4;hp=0000000000000000000000000000000000000000;hb=5294df37a0c3bbbc4c1fd0baf3a9335c3802b108;hpb=55a175be6e79ac7ce6cf96f94422806f05bb8c60

diff --git a/git-empty-branch b/git-empty-branch
new file mode 100755
index 0000000..75e90ff
--- /dev/null
+++ b/git-empty-branch
@@ -0,0 +1,26 @@
+#!/bin/sh
+# git-empty-branch [branch]
+
+if [ $# -eq 1 ]; then
+    branch=$1
+else
+    echo "Usage: $0 [branch]" >&2
+    exit 1
+fi
+
+if [ -n "$(git show-ref --heads $branch)" ]; then
+    echo "branch already exists" >&2
+    exit 1
+fi
+
+git symbolic-ref HEAD refs/heads/$branch && \
+	rm .git/index && git clean -fdx && \
+	echo "Now on empty branch $branch" || \
+	fail
+exit 0
+
+fail()
+{
+    echo "Branch failure.  You may need to git reset --hard" >&2
+    exit 1
+}