//===----------------------------------------------------------------------===//
#include "abort_message.h"
+#include "config.h"
-#include <pthread.h>
+#if !LIBCXXABI_SINGLE_THREADED
+# include <pthread.h>
+#endif
#include <stdint.h>
/*
#endif
+#if !LIBCXXABI_SINGLE_THREADED
pthread_mutex_t guard_mut = PTHREAD_MUTEX_INITIALIZER;
pthread_cond_t guard_cv = PTHREAD_COND_INITIALIZER;
+#endif
#if defined(__APPLE__) && !defined(__arm__)
extern "C"
{
+#if LIBCXXABI_SINGLE_THREADED
+int __cxa_guard_acquire(guard_type* guard_object)
+{
+ return !is_initialized(guard_object);
+}
+
+void __cxa_guard_release(guard_type* guard_object)
+{
+ *guard_object = 0;
+ set_initialized(guard_object);
+}
+
+void __cxa_guard_abort(guard_type* guard_object)
+{
+ *guard_object = 0;
+}
+
+#else // !LIBCXXABI_SINGLE_THREADED
+
int __cxa_guard_acquire(guard_type* guard_object)
{
char* initialized = (char*)guard_object;
abort_message("__cxa_guard_abort failed to broadcast condition variable");
}
+#endif // !LIBCXXABI_SINGLE_THREADED
+
} // extern "C"
} // __cxxabiv1