From 044df63102fc3b504002587fbeee5ff8c074d67b Mon Sep 17 00:00:00 2001
From: Jonathan Roelofs <jonathan@codesourcery.com>
Date: Thu, 27 Aug 2015 17:47:34 +0000
Subject: [PATCH] Do not include pthread.h and sched.h when threads are
 disabled

Patch by Philippe Daouadi!

http://reviews.llvm.org/D9639


git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@246168 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/__mutex_base | 2 ++
 include/mutex        | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/include/__mutex_base b/include/__mutex_base
index d5ece7c14..c78be2472 100644
--- a/include/__mutex_base
+++ b/include/__mutex_base
@@ -14,7 +14,9 @@
 #include <__config>
 #include <chrono>
 #include <system_error>
+#ifndef _LIBCPP_HAS_NO_THREADS
 #include <pthread.h>
+#endif
 
 #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
 #pragma GCC system_header
diff --git a/include/mutex b/include/mutex
index 373d75b09..a0875a568 100644
--- a/include/mutex
+++ b/include/mutex
@@ -179,7 +179,9 @@ template<class Callable, class ...Args>
 #ifndef _LIBCPP_HAS_NO_VARIADICS
 #include <tuple>
 #endif
+#ifndef _LIBCPP_HAS_NO_THREADS
 #include <sched.h>
+#endif
 
 #include <__undef_min_max>