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vpx_thread: use InitializeCriticalSectionEx if available

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BUG=b/29583578

original webp change:

commit 63fadc9ffacc77d4617526a50c696d21d558a70b
Author: James Zern <jzern@google.com>
Date:   Mon Nov 23 20:38:46 2015 -0800

    thread: use InitializeCriticalSectionEx if available

    Windows Vista / Server 2008 and up

    Change-Id: I32c5b4e5384d614c5a821ef511293ff014c67966

100644 blob f84207d89b3a6bb98bfe8f3fa55cad72dfd061ff src/utils/thread.c
100644 blob 840831185502d42a3246e4b7ff870121c8064791 src/utils/thread.h

Change-Id: I9ce49b3a86857267e504cd8ceab503b7b441d614
This commit is contained in:
James Zern 2016-07-01 14:31:23 -07:00
parent 8cc525e82b
commit a48d42a804
1 changed files with 4 additions and 0 deletions
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4
vpx_util/vpx_thread.h
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@ -77,7 +77,11 @@ static INLINE int pthread_join(pthread_t thread, void** value_ptr) {
static INLINE int pthread_mutex_init(pthread_mutex_t *const mutex,
void* mutexattr) {
(void)mutexattr;
#if _WIN32_WINNT >= 0x0600 // Windows Vista / Server 2008 or greater
InitializeCriticalSectionEx(mutex, 0 /*dwSpinCount*/, 0 /*Flags*/);
#else
InitializeCriticalSection(mutex);
#endif
return 0;
}