From 2d29af704e9f26a1ae4972825da34ad5a8d2899e Mon Sep 17 00:00:00 2001
From: Joachim Lusiardi <jlusiardi@users.noreply.github.com>
Date: Mon, 29 Jun 2015 22:22:12 +0200
Subject: [PATCH] Improve fix for issue 47 using prep -x -o

The use of `pgrep -x`was proposed by @rnelson0. `pgrep -x -o` should limit the result to the oldest exactly matching execution of a binary called `docker`.

Signed-off-by: Joachim Lusiardi <joachim@lusiardi.de>
---
 helper_lib.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/helper_lib.sh b/helper_lib.sh
index bba1a9c..12276e2 100644
--- a/helper_lib.sh
+++ b/helper_lib.sh
@@ -41,7 +41,7 @@ contains() {
 get_command_line_args() {
     PROC="$1"
 
-    for PID in `pgrep $PROC`
+    for PID in `pgrep -x -o $PROC`
     do
         cat /proc/$PID/cmdline | tr "\0" " "
     done