X-Git-Url: https://git.phdru.name/?a=blobdiff_plain;f=detached-head%2Ffix-detached-head;fp=detached-head%2Ffix-detached-head;h=7be050aad8cf177ab93848786c112f2571220282;hb=0f2ee1cb405df27ca3d71d6794e16e617187e97d;hp=0000000000000000000000000000000000000000;hpb=7bc56813eb2d43b7abe2a4c29b9b5a79d93e5077;p=git-scripts.git

diff --git a/detached-head/fix-detached-head b/detached-head/fix-detached-head
new file mode 100755
index 0000000..7be050a
--- /dev/null
+++ b/detached-head/fix-detached-head
@@ -0,0 +1,19 @@
+#! /usr/bin/env bash
+
+git symbolic-ref -q HEAD >/dev/null && exit
+
+pwd
+
+declare -a branches
+branches=(`git branch --points-at=HEAD | tail -n +2`)
+if [ "${#branches[*]}" -eq 0 ]; then
+   branches=(`git branch --points-at=HEAD -r | sed 's!^ *origin/!!'`)
+fi
+
+if [ "${#branches[*]}" -eq 0 ]; then
+   echo "Cannot find a branch" >&2
+elif [ "${#branches[*]}" -eq 1 ]; then
+   git checkout "${branches[0]}"
+else
+   echo "Too many branches" >&2
+fi