From: Joona Kiiski <joona.kiiski@gmail.com>
Date: Fri, 23 Jul 2010 05:45:42 +0000 (+0300)
Subject: Always init pthread locks to NULL
X-Git-Url: https://git.sesse.net/?p=stockfish;a=commitdiff_plain;h=71ba48c4ffa9574f4482f594210df9d3a6085361;ds=sidebyside

Always init pthread locks to NULL

This is the only way to keep Windows and POSIX behaviour in sync,
so better hardcode it.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
---

diff --git a/src/lock.h b/src/lock.h
index e25a2234..f46f93d8 100644
--- a/src/lock.h
+++ b/src/lock.h
@@ -28,7 +28,7 @@
 
 typedef pthread_mutex_t Lock;
 
-#  define lock_init(x, y) pthread_mutex_init(x, y)
+#  define lock_init(x) pthread_mutex_init(x, NULL)
 #  define lock_grab(x) pthread_mutex_lock(x)
 #  define lock_release(x) pthread_mutex_unlock(x)
 #  define lock_destroy(x) pthread_mutex_destroy(x)
@@ -41,7 +41,7 @@ typedef pthread_mutex_t Lock;
 #undef WIN32_LEAN_AND_MEAN
 
 typedef CRITICAL_SECTION Lock;
-#  define lock_init(x, y) InitializeCriticalSection(x)
+#  define lock_init(x) InitializeCriticalSection(x)
 #  define lock_grab(x) EnterCriticalSection(x)
 #  define lock_release(x) LeaveCriticalSection(x)
 #  define lock_destroy(x) DeleteCriticalSection(x)
diff --git a/src/search.cpp b/src/search.cpp
index c959c75a..29b7c5f3 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -2470,8 +2470,8 @@ namespace {
 #endif
 
     // Initialize global locks
-    lock_init(&MPLock, NULL);
-    lock_init(&WaitLock, NULL);
+    lock_init(&MPLock);
+    lock_init(&WaitLock);
 
 #if !defined(_MSC_VER)
     pthread_cond_init(&WaitCond, NULL);
@@ -2483,7 +2483,7 @@ namespace {
     // Initialize splitPoints[] locks
     for (i = 0; i < MAX_THREADS; i++)
         for (int j = 0; j < MAX_ACTIVE_SPLIT_POINTS; j++)
-            lock_init(&(threads[i].splitPoints[j].lock), NULL);
+            lock_init(&(threads[i].splitPoints[j].lock));
 
     // Will be set just before program exits to properly end the threads
     AllThreadsShouldExit = false;