From fb1526f57fe4720aff596b312e6a767502b86e13 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Thu, 14 Jan 2016 14:41:09 -0500
Subject: cmake: Change `-E chdir` to pass through stdout/stderr directly

Use OUTPUT_PASSTHROUGH instead of OUTPUT_NORMAL in order to avoid
buffering the output just to re-print it.
---
 Source/cmcmd.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/cmcmd.cxx b/Source/cmcmd.cxx
index fb7b1f5..7da81bb 100644
--- a/Source/cmcmd.cxx
+++ b/Source/cmcmd.cxx
@@ -621,7 +621,7 @@ int cmcmd::ExecuteCMakeCommand(std::vector<std::string>& args)
       int retval = 0;
       int timeout = 0;
       if ( cmSystemTools::RunSingleCommand(command.c_str(), 0, 0, &retval,
-             directory.c_str(), cmSystemTools::OUTPUT_NORMAL, timeout) )
+             directory.c_str(), cmSystemTools::OUTPUT_PASSTHROUGH, timeout) )
         {
         return retval;
         }
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