[vlc-commits] win32: unfactorize the code for sleep and WaitForMultipleObjects

Steve Lhomme git at videolan.org
Wed Jun 1 21:57:09 CEST 2016


vlc | branch: master | Steve Lhomme <robux4 at videolabs.io> | Mon May 23 17:28:10 2016 +0200| [467a4dac48fcf444acaea3f8306ec3692450c4be] | committer: Rémi Denis-Courmont

win32: unfactorize the code for sleep and WaitForMultipleObjects

Signed-off-by: Rémi Denis-Courmont <remi at remlab.net>

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=467a4dac48fcf444acaea3f8306ec3692450c4be
---

 src/win32/thread.c |   43 ++++++++++++++++++++-----------------------
 1 file changed, 20 insertions(+), 23 deletions(-)

diff --git a/src/win32/thread.c b/src/win32/thread.c
index 49e533e..90b9869 100644
--- a/src/win32/thread.c
+++ b/src/win32/thread.c
@@ -75,27 +75,6 @@ static DWORD vlc_WaitForMultipleObjects (DWORD count, const HANDLE *handles,
                                          DWORD delay)
 {
     DWORD ret;
-    if (count == 0)
-    {
-#if !IS_INTERRUPTIBLE
-        do {
-            DWORD new_delay = 50;
-            if (new_delay > delay)
-                new_delay = delay;
-            ret = SleepEx (new_delay, TRUE);
-            if (delay != INFINITE)
-                delay -= new_delay;
-            if (isCancelled())
-                ret = WAIT_IO_COMPLETION;
-        } while (delay && ret == 0);
-#else
-        ret = SleepEx (delay, TRUE);
-#endif
-
-        if (ret == 0)
-            ret = WAIT_TIMEOUT;
-    }
-    else {
 #if !IS_INTERRUPTIBLE
         do {
             DWORD new_delay = 50;
@@ -110,7 +89,6 @@ static DWORD vlc_WaitForMultipleObjects (DWORD count, const HANDLE *handles,
 #else
         ret = WaitForMultipleObjectsEx (count, handles, FALSE, delay, TRUE);
 #endif
-    }
 
     /* We do not abandon objects... this would be a bug */
     assert (ret < WAIT_ABANDONED_0 || WAIT_ABANDONED_0 + count - 1 < ret);
@@ -127,7 +105,26 @@ static DWORD vlc_WaitForSingleObject (HANDLE handle, DWORD delay)
 
 static DWORD vlc_Sleep (DWORD delay)
 {
-    DWORD ret = vlc_WaitForMultipleObjects (0, NULL, delay);
+    DWORD ret;
+#if !IS_INTERRUPTIBLE
+    do {
+        DWORD new_delay = 50;
+        if (new_delay > delay)
+            new_delay = delay;
+        ret = SleepEx (new_delay, TRUE);
+        if (delay != INFINITE)
+            delay -= new_delay;
+        if (isCancelled())
+            ret = WAIT_IO_COMPLETION;
+    } while (delay && ret == 0);
+#else
+    ret = SleepEx (delay, TRUE);
+#endif
+
+    if (unlikely(ret == WAIT_FAILED))
+        abort (); /* We are screwed! */
+    if (ret == 0)
+        ret = WAIT_TIMEOUT;
     return (ret != WAIT_TIMEOUT) ? ret : 0;
 }
 



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