update: general changes, read the diff

1 files changed, 23 insertions, 0 deletions

diff --git a/scripts/lfub b/scripts/lfub
new file mode 100755
index 0000000..0d8b7fe
--- /dev/null
+++ b/scripts/lfub
@@ -0,0 +1,23 @@
+#!/bin/sh
+# This is a wrapper script for lf that allows it to create image previews with
+# ueberzug. This works in concert with the lf configuration file and the
+# lf-cleaner script.
+
+set -e
+
+cleanup() {
+	exec 3>&-
+	rm "$FIFO_UEBERZUG"
+}
+
+if [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
+	lf "$@"
+else
+	[ ! -d "$XDG_CACHE_HOME/lf" ] && mkdir -p "$XDG_CACHE_HOME/lf"
+	export FIFO_UEBERZUG="$XDG_CACHE_HOME/lf/ueberzug-$$"
+	mkfifo "$FIFO_UEBERZUG"
+	ueberzug layer -s <"$FIFO_UEBERZUG" -p json &
+	exec 3>"$FIFO_UEBERZUG"
+	trap cleanup HUP INT QUIT TERM PWR EXIT
+	lf "$@" 3>&-
+fi