make croncheck portable

diff --git a/croncheck.sh b/croncheck.sh
index 4058c16c9736166be44cbae7a9930e7af3eeb759..77bdfa6ff505af71809de0eb6e2d2ad9f25fef59 100755 (executable)
--- a/croncheck.sh
+++ b/croncheck.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-cd /home/jrunyon/erebus
+cd "$(dirname $(readlink -f $0))"
 exec &>nohup.out
 
 if ! kill -0 "$(cat pidfile)"; then