base/dracut-lib.sh: turn on PS4 for bash debugging

14 years ago · 0d837ebf2a
1 changed files with 3 additions and 1 deletions
--- a/modules.d/99base/dracut-lib.sh
+++ b/modules.d/99base/dracut-lib.sh
@ -200,6 +200,8 @@ setdebug() {
				@@ -200,6 +200,8 @@ setdebug() {
            RD_DEBUG=no
            if getargbool 0 rd.debug -y rdinitdebug -y rdnetdebug; then
                RD_DEBUG=yes 
+                [ -n "$BASH" ] && \
+                    export PS4='${BASH_SOURCE}@${LINENO}(${FUNCNAME[0]}): ';
           fi
        fi
        export RD_DEBUG