From 41f39d2b69bb0747c1aed63c84d440b32b303d2c Mon Sep 17 00:00:00 2001
From: Florian Fischer <florian.fl.fischer@fau.de>
Date: Tue, 2 Apr 2019 11:44:30 +0200
Subject: move find_cmd to src/util.py

---
 src/util.py | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'src/util.py')

diff --git a/src/util.py b/src/util.py
index b7d4541..b9f3ce6 100644
--- a/src/util.py
+++ b/src/util.py
@@ -1,7 +1,28 @@
+import os
 import sys
 
 import src.globalvars
 
+
+def is_exe(fpath):
+    return os.path.isfile(fpath) and os.access(fpath, os.X_OK)
+
+def find_cmd(cmd):
+    fpath, fname = os.path.split(cmd)
+
+    # Search for file
+    if fpath:
+        if is_exe(cmd):
+            return cmd
+    # Search in PATH
+    else:
+        for path in os.environ["PATH"].split(os.pathsep):
+            exe_file = os.path.join(path, cmd)
+            if is_exe(exe_file):
+                return exe_file
+
+    return None
+
 def allocbench_msg(color, *objects, sep=' ', end='\n', file=sys.stdout):
     if src.globalvars.verbosity < 0:
         return
-- 
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