From 0d837ebf2a28a06f85c8d3dc9b802565f83d123a Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Mon, 11 Apr 2011 13:34:06 +0200
Subject: [PATCH] base/dracut-lib.sh: turn on PS4 for bash debugging

---
 modules.d/99base/dracut-lib.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/modules.d/99base/dracut-lib.sh b/modules.d/99base/dracut-lib.sh
index 48403cf4a..e97635125 100755
--- a/modules.d/99base/dracut-lib.sh
+++ b/modules.d/99base/dracut-lib.sh
@@ -200,7 +200,9 @@ setdebug() {
             RD_DEBUG=no
             if getargbool 0 rd.debug -y rdinitdebug -y rdnetdebug; then
                 RD_DEBUG=yes 
-            fi
+                [ -n "$BASH" ] && \
+                    export PS4='${BASH_SOURCE}@${LINENO}(${FUNCNAME[0]}): ';
+           fi
         fi
         export RD_DEBUG
     fi
-- 
2.47.3