From 04a13b5a155320d9486dead42fb89a76eeb1dd81 Mon Sep 17 00:00:00 2001
From: Andrew Leech <andrew.leech@planetinnovation.com.au>
Date: Wed, 19 Oct 2016 17:47:55 +1100
Subject: [PATCH] Allow passing in absolute path for GraphvizOutput.tool

---
 pycallgraph/output/output.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pycallgraph/output/output.py b/pycallgraph/output/output.py
index 662d563..57de41d 100644
--- a/pycallgraph/output/output.py
+++ b/pycallgraph/output/output.py
@@ -90,6 +90,9 @@ def done(self):
         raise NotImplementedError('done')
 
     def ensure_binary(self, cmd):
+        if os.path.isfile(cmd) and os.access(cmd, os.X_OK):
+            return
+
         if find_executable(cmd):
             return