提交 #1

base/startup/init/test/fuzztest/utils/fuzz_utils.cpp

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+/*
+ * Copyright (c) 2022 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <fcntl.h>
+#include <unistd.h>
+#include "fuzz_utils.h"
+
+void CloseStdout(void)
+{
+    int fd = open("/dev/null", O_RDWR | O_CLOEXEC);
+    if (fd < 0) {
+        return;
+    }
+    dup2(fd, 1);
+    close(fd);
+}