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

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This commit is contained in:
Ondřej Surý 2018-05-30 06:37:51 +02:00
parent 28e0b2c4c4
commit 12bdee3aa7
1 changed files with 5 additions and 1 deletions
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6
lib/isc/xoshiro128starstar.c
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@ -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));