Add a bash prompt notification for dirty/outdated dotfiles.

1 files changed, 21 insertions, 0 deletions

diff --git a/cron/dotfiles_status b/cron/dotfiles_status
new file mode 100755
index 0000000..3fccb0a
--- /dev/null
+++ b/cron/dotfiles_status
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# check that the dotfiles repository is up-to-date and clean
+# otherwise create the dirty stamp file
+
+dotfiles_dir=~/.config/dotfiles
+dirty_stamp=~/.local/var/dotfiles/dirty
+
+[ -d "${dotfiles_dir}" ] || (echo "no dotfiles dir" && exit 1)
+
+git -C "${dotfiles_dir}" fetch -q --all || (echo "error updating remote" && exit 1)
+count=$(git -C "${dotfiles_dir}" rev-list --left-right --count '@{upstream}'...HEAD 2>/dev/null | grep -v '^0\s0$')
+
+git -C "${dotfiles_dir}" diff --exit-code >/dev/null
+repo_dirty=$?
+
+if [[ -n "${count}" || $repo_dirty -ne 0 ]]; then
+    touch "${dirty_stamp}"
+else
+    rm "${dirty_stamp}"
+fi