qemu-thread: Add qemu_cond_timedwait

[mirror_qemu.git] / util / qemu-thread-win32.c

diff --git a/util/qemu-thread-win32.c b/util/qemu-thread-win32.c
index 572f88535d056505ebbe2dd9e88f8af95af369bf..56a83333da6da80b4a11222a77bd9f5fa253b533 100644 (file)
--- a/util/qemu-thread-win32.c
+++ b/util/qemu-thread-win32.c
@@ -145,6 +145,23 @@ void qemu_cond_wait_impl(QemuCond *cond, QemuMutex *mutex, const char *file, con
     qemu_mutex_post_lock(mutex, file, line);
 }
 
+bool qemu_cond_timedwait_impl(QemuCond *cond, QemuMutex *mutex, int ms,
+                              const char *file, const int line)
+{
+    int rc = 0;
+
+    assert(cond->initialized);
+    trace_qemu_mutex_unlock(mutex, file, line);
+    if (!SleepConditionVariableSRW(&cond->var, &mutex->lock, ms, 0)) {
+        rc = GetLastError();
+    }
+    trace_qemu_mutex_locked(mutex, file, line);
+    if (rc && rc != ERROR_TIMEOUT) {
+        error_exit(rc, __func__);
+    }
+    return rc != ERROR_TIMEOUT;
+}
+
 void qemu_sem_init(QemuSemaphore *sem, int init)
 {
     /* Manual reset.  */