From: Ondřej Surý <ondrej@sury.org>
Date: Wed, 30 May 2018 04:37:51 +0000 (+0200)
Subject: Turn the _LOCK/_UNLOCK in xoshiro128** to no-op for non-threaded builds
X-Git-Tag: v9.13.1~21^2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=12bdee3aa7bd3af19af9c527957e9b754feb2894;p=thirdparty%2Fbind9.git

Turn the _LOCK/_UNLOCK in xoshiro128** to no-op for non-threaded builds
---

diff --git a/lib/isc/xoshiro128starstar.c b/lib/isc/xoshiro128starstar.c
index e44b8c022e3..a737bfd91c8 100644
--- a/lib/isc/xoshiro128starstar.c
+++ b/lib/isc/xoshiro128starstar.c
@@ -34,7 +34,7 @@
  *
  * The state must be seeded so that it is not everywhere zero.
  */
-
+#if defined(ISC_PLATFORM_USETHREADS)
 #if defined(_WIN32) || defined(_WIN64)
 #include <windows.h>
 static volatile HANDLE _mutex = NULL;
@@ -62,6 +62,10 @@ static pthread_mutex_t _mutex = PTHREAD_MUTEX_INITIALIZER;
 #define _LOCK()   pthread_mutex_lock(&_mutex)
 #define _UNLOCK() pthread_mutex_unlock(&_mutex)
 #endif /* defined(_WIN32) || defined(_WIN64) */
+#else /* defined(ISC_PLATFORM_USETHREADS) */
+#define _LOCK()
+#define _UNLOCK()
+#endif
 
 static inline isc_uint32_t rotl(const isc_uint32_t x, int k) {
 	return (x << k) | (x >> (32 - k));