From 266ee0a190beb026335a9f51b25edf721825b609 Mon Sep 17 00:00:00 2001
From: Martin Willi <martin@revosec.ch>
Date: Wed, 23 Oct 2013 16:44:14 +0200
Subject: [PATCH] windows: Provide a sched_yield() implementation

---
 src/libstrongswan/credentials/sets/cert_cache.c | 1 -
 src/libstrongswan/tests/suites/test_threading.c | 1 -
 src/libstrongswan/tests/suites/test_watcher.c   | 1 -
 src/libstrongswan/utils/utils.h                 | 1 +
 src/libstrongswan/utils/windows.h               | 9 +++++++++
 5 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/libstrongswan/credentials/sets/cert_cache.c b/src/libstrongswan/credentials/sets/cert_cache.c
index e8f0e7ec0..563f4bdd5 100644
--- a/src/libstrongswan/credentials/sets/cert_cache.c
+++ b/src/libstrongswan/credentials/sets/cert_cache.c
@@ -16,7 +16,6 @@
 #include "cert_cache.h"
 
 #include <time.h>
-#include <sched.h>
 
 #include <library.h>
 #include <threading/rwlock.h>
diff --git a/src/libstrongswan/tests/suites/test_threading.c b/src/libstrongswan/tests/suites/test_threading.c
index 496310c8c..0526d9d6e 100644
--- a/src/libstrongswan/tests/suites/test_threading.c
+++ b/src/libstrongswan/tests/suites/test_threading.c
@@ -16,7 +16,6 @@
 
 #include "test_suite.h"
 
-#include <sched.h>
 #include <unistd.h>
 
 #include <threading/thread.h>
diff --git a/src/libstrongswan/tests/suites/test_watcher.c b/src/libstrongswan/tests/suites/test_watcher.c
index 451fa0b38..11b4c3a7d 100644
--- a/src/libstrongswan/tests/suites/test_watcher.c
+++ b/src/libstrongswan/tests/suites/test_watcher.c
@@ -17,7 +17,6 @@
 
 #include <library.h>
 
-#include <sched.h>
 #include <unistd.h>
 #include <errno.h>
 
diff --git a/src/libstrongswan/utils/utils.h b/src/libstrongswan/utils/utils.h
index c14b9c11e..ced47a4b8 100644
--- a/src/libstrongswan/utils/utils.h
+++ b/src/libstrongswan/utils/utils.h
@@ -36,6 +36,7 @@
 # include <sys/socket.h>
 # include <netdb.h>
 # include <netinet/in.h>
+# include <sched.h>
 #endif
 
 /**
diff --git a/src/libstrongswan/utils/windows.h b/src/libstrongswan/utils/windows.h
index 90c92fd60..83a6d6253 100644
--- a/src/libstrongswan/utils/windows.h
+++ b/src/libstrongswan/utils/windows.h
@@ -67,6 +67,15 @@ static inline void srandom(unsigned int seed)
 	srand(seed);
 }
 
+/**
+ * Replacement of sched_yield(2) from <sched.h>
+ */
+static inline int sched_yield(void)
+{
+	Sleep(0);
+	return 0;
+}
+
 /**
  * strdup(3), the Windows variant can't free(strdup("")) and others
  */