text: // Copyright 2020 The Chromium OS Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #ifndef DIAGNOSTICS_CROS_HEALTHD_SYSTEM_SYSTEM_UTILITIES_H_
  #define DIAGNOSTICS_CROS_HEALTHD_SYSTEM_SYSTEM_UTILITIES_H_
  
  #include <sys/utsname.h>
  
  namespace diagnostics {
  
  // Interface which wraps system utilities which are hard to unit test.
  class SystemUtilities {
   public:
    virtual ~SystemUtilities() = default;
  
    // Runs the uname utility.
    virtual int Uname(struct utsname* buf) = 0;
  };
  
  }  // namespace diagnostics
  
  #endif  // DIAGNOSTICS_CROS_HEALTHD_SYSTEM_SYSTEM_UTILITIES_H_
  