dracut-logger: prefix stderr output with "dracut: "

dnf updates of the kernel execute dracut in %post.
For the user it is not possible to distinguish the dracut output from
other error messages.

diff --git a/dracut-logger.sh b/dracut-logger.sh
index e5c93586d1e306c256b864ada3d30cee39ff47fd..d1cee98d5da5eda66bd0db10dafaf8ca0473686f 100755 (executable)
--- a/dracut-logger.sh
+++ b/dracut-logger.sh
@@ -324,7 +324,7 @@ _do_dlog() {
     local msg="$*"
     local lmsg="$lvlc: $*"
 
-    (( $lvl <= $stdloglvl )) && echo "$msg" >&2
+    (( $lvl <= $stdloglvl )) && printf -- 'dracut: %s\n' "$msg" >&2
 
     if (( $lvl <= $sysloglvl )); then
         if [[ "$_dlogfd" ]]; then