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diff --git a/src/type3_AndroidCloud/anbox-master/external/process-cpp-minimal/include/core/posix/process_group.h b/src/type3_AndroidCloud/anbox-master/external/process-cpp-minimal/include/core/posix/process_group.h
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+/*
+ * Copyright © 2013 Canonical Ltd.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * Authored by: Thomas Voß <thomas.voss@canonical.com>
+ */
+
+#ifndef CORE_POSIX_PROCESS_GROUP_H_
+#define CORE_POSIX_PROCESS_GROUP_H_
+
+#include <core/posix/signalable.h>
+#include <core/posix/visibility.h>
+
+#include <memory>
+
+namespace core
+{
+namespace posix
+{
+class Process;
+
+/**
+ * @brief The ProcessGroup class models a signalable group of process.
+ *
+ * Summary from http://en.wikipedia.org/wiki/Process_group:
+ *
+ * In POSIX-conformant operating systems, a process group denotes a collection
+ * of one or more processes. Process groups are used to control the distribution
+ * of signals. A signal directed to a process group is delivered individually to
+ * all of the processes that are members of the group.
+ */
+class CORE_POSIX_DLL_PUBLIC ProcessGroup : public Signalable
+{
+public:
+    /**
+     * @brief Accesses the id of this process group.
+     * @return The id of this process group.
+     */
+    virtual pid_t id() const;
+
+    static ProcessGroup invalid();
+
+protected:
+    friend class Process;
+    CORE_POSIX_DLL_LOCAL ProcessGroup(pid_t id);
+
+private:
+    struct CORE_POSIX_DLL_LOCAL Private;
+    std::shared_ptr<Private> d;
+};
+}
+}
+
+#endif // CORE_POSIX_PROCESS_GROUP_H_