From 8e59516ab52787bc8d7928ef523a9552eb83cdd6 Mon Sep 17 00:00:00 2001
From: Darren Austin <darren@afterdark.org.uk>
Date: Sat, 21 Apr 2018 18:31:23 +0100
Subject: [PATCH] Added check for absolute path to -i

---
 lumberjack | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lumberjack b/lumberjack
index a17f93a..6d59621 100755
--- a/lumberjack
+++ b/lumberjack
@@ -231,6 +231,7 @@ while :; do
     -i)
       # Use a FIFO instead of stdin - the FIFO must already exist (use 'mkfifo' first).
       [[ ! "$2" ]] && die "missing argument to -f"
+      [[ "${2:0:1}" != "/" ]] && die "$2: must be an absolute path"
       [[ ! -e "$2" ]] && die "$2: no such file"
       [[ ! -p "$2" ]] && due "$2: not a FIFO"
       LJ_INPUT="$2"