From f7b0ea1c185e5ca9a237f43103a29c1fc50c604d Mon Sep 17 00:00:00 2001
From: Chris Down <chris@chrisdown.name>
Date: Wed, 11 Jan 2017 11:35:09 +0000
Subject: [PATCH] Add version to $cache_dir

---
 clipmenud | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/clipmenud b/clipmenud
index fc593a8..a978a3d 100755
--- a/clipmenud
+++ b/clipmenud
@@ -2,6 +2,8 @@
 
 cache_dir=/tmp/clipmenu.$USER/
 cache_file=$cache_dir/line_cache
+version=2.0.0
+version_file=$cache_dir/version
 
 get_first_line() {
     # Args:
@@ -44,11 +46,14 @@ debug() {
 # shellcheck disable=SC2174
 mkdir -p -m0700 "$cache_dir"
 
+# We currently don't do anything with this, but in future we can use this
+# version for the fabled clipmenu-fsck, or other migration logic.
+printf '%s\n' "$version" > "$version_file"
+
 declare -A last_data
 declare -A last_filename
 
 while sleep "${CLIPMENUD_SLEEP:-0.5}"; do
-
     for selection in clipboard primary; do
         if type -p xsel >/dev/null 2>&1; then
             debug 'Using xsel'