From 87cd91b409ca9404d402e1df2a5dec19e9fd40b5 Mon Sep 17 00:00:00 2001
From: Erik Cederstrand <erik@adamatics.com>
Date: Thu, 4 Aug 2022 13:34:03 +0200
Subject: [PATCH] Allow customizing the RunningCommand class. Refs #604

---
 sh.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sh.py b/sh.py
index 0353e82c..f328cb64 100644
--- a/sh.py
+++ b/sh.py
@@ -1161,6 +1161,7 @@ class Command(object):
     RunningCommand object, which represents the Command put into an execution
     state. """
     thread_local = threading.local()
+    RunningCommandCls = RunningCommand
 
     _call_args = {
         "fg": False,  # run command in foreground
@@ -1521,7 +1522,7 @@ def __call__(self, *args, **kwargs):
         if output_redirect_is_filename(stderr):
             stderr = open(str(stderr), "wb")
 
-        return RunningCommand(cmd, call_args, stdin, stdout, stderr)
+        return self.__class__.RunningCommandCls(cmd, call_args, stdin, stdout, stderr)
 
 
 def compile_args(a, kwargs, sep, prefix):