external/bsd/atf/dist/atf-c++/noncopyable.hpp

   1 //
   2 // Automated Testing Framework (atf)
   3 //
   4 // Copyright (c) 2007 The NetBSD Foundation, Inc.
   5 // All rights reserved.
   6 //
   7 // Redistribution and use in source and binary forms, with or without
   8 // modification, are permitted provided that the following conditions
   9 // are met:
  10 // 1. Redistributions of source code must retain the above copyright
  11 //    notice, this list of conditions and the following disclaimer.
  12 // 2. Redistributions in binary form must reproduce the above copyright
  13 //    notice, this list of conditions and the following disclaimer in the
  14 //    documentation and/or other materials provided with the distribution.
  15 //
  16 // THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  17 // CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  18 // INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20 // IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  21 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23 // GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  25 // IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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  27 // IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 //
  29
  30 #if !defined(_ATF_CXX_NONCOPYABLE_HPP_)
  31 #define _ATF_CXX_NONCOPYABLE_HPP_
  32
  33 namespace atf {
  34
  35 // ------------------------------------------------------------------------
  36 // The "noncopyable" class.
  37 // ------------------------------------------------------------------------
  38
  39 class noncopyable {
  40     // The class cannot be empty; otherwise we get ABI-stability warnings
  41     // during the build, which will break it due to strict checking.
  42     int m_noncopyable_dummy;
  43
  44     noncopyable(const noncopyable& nc);
  45     noncopyable& operator=(const noncopyable& nc);
  46
  47 protected:
  48     // Explicitly needed to provide some non-private functions.  Otherwise
  49     // we also get some warnings during the build.
  50     noncopyable(void) {}
  51     ~noncopyable(void) {}
  52 };
  53
  54 } // namespace atf
  55
  56 #endif // !defined(_ATF_CXX_NONCOPYABLE_HPP_)