From 9882c5f08f337ce494e040e01a6f79816f92170e Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jos=C3=A9=20Fonseca?= <jfonseca@vmware.com>
Date: Sun, 16 Jun 2013 09:42:51 +0100
Subject: [PATCH] Use rand() on windows.

---
 common/os.hpp                 | 12 ++++++++++++
 common/trace_fast_callset.cpp |  3 ++-
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/common/os.hpp b/common/os.hpp
index 985ff6b..741d345 100644
--- a/common/os.hpp
+++ b/common/os.hpp
@@ -84,6 +84,18 @@ void abort(void);
 void setExceptionCallback(void (*callback)(void));
 void resetExceptionCallback(void);
 
+/**
+ * Returns a pseudo-random integer in the range 0 to RAND_MAX.
+ */
+static inline int
+random(void) {
+#ifdef _WIN32
+    return ::rand();
+#else
+    return ::random();
+#endif
+}
+
 } /* namespace os */
 
 #endif /* _OS_HPP_ */
diff --git a/common/trace_fast_callset.cpp b/common/trace_fast_callset.cpp
index 3b5c570..5aebfd2 100644
--- a/common/trace_fast_callset.cpp
+++ b/common/trace_fast_callset.cpp
@@ -31,6 +31,7 @@
 #include <stdlib.h>
 #include <limits>
 
+#include "os.hpp"
 #include "trace_fast_callset.hpp"
 
 using namespace trace;
@@ -79,7 +80,7 @@ static int
 random_level (void)
 {
     /* tricky bit -- each bit is '1' 75% of the time */
-    long int bits = random() | random();
+    long int bits = os::random() | os::random();
     int	level = 1;
 
     while (level < MAX_LEVEL)
-- 
2.45.2