Initial commit from sysy-main

antlr/antlr4-runtime-4.12.0/runtime/src/internal/Synchronization.cpp

@@ -0,0 +1,100 @@
+// Copyright 2012-2022 The ANTLR Project
+//
+// Redistribution and use in source and binary forms, with or without modification, are permitted
+// provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice, this list of conditions
+//    and the following disclaimer.
+//
+// 2. Redistributions in binary form must reproduce the above copyright notice, this list of
+//    conditions and the following disclaimer in the documentation and/or other materials provided
+//    with the distribution.
+//
+// 3. Neither the name of the copyright holder nor the names of its contributors may be used to
+//    endorse or promote products derived from this software without specific prior written
+//    permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
+// WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "internal/Synchronization.h"
+
+using namespace antlr4::internal;
+
+void Mutex::lock() {
+#if ANTLR4CPP_USING_ABSEIL
+  _impl.Lock();
+#else
+  _impl.lock();
+#endif
+}
+
+bool Mutex::try_lock() {
+#if ANTLR4CPP_USING_ABSEIL
+  return _impl.TryLock();
+#else
+  return _impl.try_lock();
+#endif
+}
+
+void Mutex::unlock() {
+#if ANTLR4CPP_USING_ABSEIL
+  _impl.Unlock();
+#else
+  _impl.unlock();
+#endif
+}
+
+void SharedMutex::lock() {
+#if ANTLR4CPP_USING_ABSEIL
+  _impl.WriterLock();
+#else
+  _impl.lock();
+#endif
+}
+
+bool SharedMutex::try_lock() {
+#if ANTLR4CPP_USING_ABSEIL
+  return _impl.WriterTryLock();
+#else
+  return _impl.try_lock();
+#endif
+}
+
+void SharedMutex::unlock() {
+#if ANTLR4CPP_USING_ABSEIL
+  _impl.WriterUnlock();
+#else
+  _impl.unlock();
+#endif
+}
+
+void SharedMutex::lock_shared() {
+#if ANTLR4CPP_USING_ABSEIL
+  _impl.ReaderLock();
+#else
+  _impl.lock_shared();
+#endif
+}
+
+bool SharedMutex::try_lock_shared() {
+#if ANTLR4CPP_USING_ABSEIL
+  return _impl.ReaderTryLock();
+#else
+  return _impl.try_lock_shared();
+#endif
+}
+
+void SharedMutex::unlock_shared() {
+#if ANTLR4CPP_USING_ABSEIL
+  _impl.ReaderUnlock();
+#else
+  _impl.unlock_shared();
+#endif
+}