From 5bf87bc64dd39a400701175d448b2e15e12afa8e Mon Sep 17 00:00:00 2001
From: j <j@mailb.org>
Date: Tue, 29 Jan 2019 19:09:25 +0530
Subject: [PATCH] windows check_pid

---
 oml/utils.py | 21 ++++++++++++++++-----
 1 file changed, 16 insertions(+), 5 deletions(-)

diff --git a/oml/utils.py b/oml/utils.py
index 5130156..6e6d924 100644
--- a/oml/utils.py
+++ b/oml/utils.py
@@ -369,12 +369,23 @@ def update_static():
     )
 
 def check_pid(pid):
-    try:
-        os.kill(pid, 0)
-    except:
-        return False
+    if sys.platform == 'win32':
+        import ctypes
+        kernel32 = ctypes.windll.kernel32
+        SYNCHRONIZE = 0x100000
+        process = kernel32.OpenProcess(SYNCHRONIZE, 0, pid)
+        if process != 0:
+            kernel32.CloseHandle(process)
+            return True
+        else:
+            return False
     else:
-        return True
+        try:
+            os.kill(pid, 0)
+        except:
+            return False
+        else:
+            return True
 
 def check_pidfile(pid):
     try: