creationflags must be set to 0 on non-windows platforms

Author: barry-scott

git/cmd.py

@@ -43,6 +43,9 @@
 safe_decode,
 )
 
+# value of Windows process creation flag taken from MSDN
+CREATE_NO_WINDOW=0x08000000
+
 execute_kwargs= ('istream', 'with_keep_cwd', 'with_extended_output',
 'with_exceptions', 'as_process', 'stdout_as_string',
 'output_stream', 'with_stdout', 'kill_after_timeout',
@@ -610,10 +613,9 @@ def execute(self, command,
 
 try:
 ifsys.platform=='win32':
-CREATE_NO_WINDOW=0x08000000
 creationflags=CREATE_NO_WINDOW
 else:
-creationflags=None
+creationflags=0
 
 proc=Popen(command,
 env=env,
@@ -637,10 +639,9 @@ def execute(self, command,
 def_kill_process(pid):
 """ Callback method to kill a process. """
 ifsys.platform=='win32':
-CREATE_NO_WINDOW=0x08000000
 creationflags=CREATE_NO_WINDOW
 else:
-creationflags=None
+creationflags=0
 
 p=Popen(['ps', '--ppid', str(pid)], stdout=PIPE, creationflags=creationflags)
 child_pids= []