X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=usttrace;h=b28a8d018609e4a80bec867afac0e34c6d81a7f7;hb=a09dac63957396890b1085cac0fee92ecc5db87a;hp=c90ee9d8e44f64cf81a443155c3610f7675c6151;hpb=b31f279b5fa10164bba3a81aadb13d9f18b21f53;p=ust.git

diff --git a/usttrace b/usttrace
index c90ee9d..b28a8d0 100755
--- a/usttrace
+++ b/usttrace
@@ -56,13 +56,14 @@ function usage () {
 	echo "    -s    Use system-wide daemon instead of creating one for this session." 2>/dev/stderr
 }
 
-while getopts ":hlLmfs" options; do
+while getopts ":hlLmfsW" options; do
 	case $options in
 		l) arg_preload_libust=1;;
 		L) arg_ld_std_ust=1;;
 		m) arg_preload_malloc=1;;
 		f) arg_preload_fork=1;;
 		s) arg_syswide_daemon=1;;
+		W) where=1;;
 		h) usage;
 		   exit 0;;
 		\?) usage
@@ -73,6 +74,11 @@ while getopts ":hlLmfs" options; do
 done
 shift $(($OPTIND - 1))
 
+if [ -n "$where" ]; then
+	echo $BASE_TRACE_DIR/$(ls "$BASE_TRACE_DIR" | tail -n 1)
+	exit 0
+fi
+
 # Prepare vars
 CMD=$*
 
@@ -90,7 +96,7 @@ then
 fi
 
 # Create directory for trace output
-DATESTRING="$(hostname)-$(date +%Y%m%d%H%M%S)"
+DATESTRING="$(hostname)-$(date +%Y%m%d%H%M%S%N)"
 OUTDIR="$BASE_TRACE_DIR/$DATESTRING"
 mkdir -p "$OUTDIR"