early-access version 3088

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/scoped_ptr_example.cpp

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+// Boost scoped_ptr_example implementation file  -----------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+#include "scoped_ptr_example.hpp"
+#include <iostream>
+
+class example::implementation
+{
+ public:
+  ~implementation() { std::cout << "destroying implementation\n"; }
+};
+
+example::example() : _imp( new implementation ) {}
+
+void example::do_something() { std::cout << "did something\n"; }
+
+example::~example() {}

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/scoped_ptr_example.hpp

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+//  Boost scoped_ptr_example header file  ------------------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+#include <boost/utility.hpp>
+#include <boost/scoped_ptr.hpp>
+
+//  The point of this example is to prove that even though
+//  example::implementation is an incomplete type in translation units using
+//  this header, scoped_ptr< implementation > is still valid because the type
+//  is complete where it counts - in the inplementation translation unit where
+//  destruction is actually instantiated.
+
+class example : private boost::noncopyable
+{
+ public:
+  example();
+  ~example();
+  void do_something();
+ private:
+  class implementation;
+  boost::scoped_ptr< implementation > _imp; // hide implementation details
+};
+

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/scoped_ptr_example_test.cpp

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+// Boost scoped_ptr_example_test main program  -------------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+#include "scoped_ptr_example.hpp"
+
+int main()
+{
+  example my_example;
+  my_example.do_something();
+  return 0;
+}

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/shared_ptr_example.cpp

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+//  Boost shared_ptr_example.cpp  --------------------------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+//  Revision History
+//  21 May 01  Initial complete version (Beman Dawes)
+
+//  The original code for this example appeared in the shared_ptr documentation.
+//  Ray Gallimore pointed out that foo_set was missing a Compare template
+//  argument, so would not work as intended.  At that point the code was
+//  turned into an actual .cpp file so it could be compiled and tested.
+
+#include <vector>
+#include <set>
+#include <iostream>
+#include <algorithm>
+#include <boost/shared_ptr.hpp>
+
+//  The application will produce a series of
+//  objects of type Foo which later must be
+//  accessed both by occurrence (std::vector)
+//  and by ordering relationship (std::set).
+
+struct Foo
+{ 
+  Foo( int _x ) : x(_x) {}
+  ~Foo() { std::cout << "Destructing a Foo with x=" << x << "\n"; }
+  int x;
+  /* ... */
+};
+
+typedef boost::shared_ptr<Foo> FooPtr;
+
+struct FooPtrOps
+{
+  bool operator()( const FooPtr & a, const FooPtr & b )
+    { return a->x > b->x; }
+  void operator()( const FooPtr & a )
+    { std::cout << a->x << "\n"; }
+};
+
+int main()
+{
+  std::vector<FooPtr>         foo_vector;
+  std::set<FooPtr,FooPtrOps>  foo_set; // NOT multiset!
+
+  FooPtr foo_ptr( new Foo( 2 ) );
+  foo_vector.push_back( foo_ptr );
+  foo_set.insert( foo_ptr );
+
+  foo_ptr.reset( new Foo( 1 ) );
+  foo_vector.push_back( foo_ptr );
+  foo_set.insert( foo_ptr );
+
+  foo_ptr.reset( new Foo( 3 ) );
+  foo_vector.push_back( foo_ptr );
+  foo_set.insert( foo_ptr );
+
+  foo_ptr.reset ( new Foo( 2 ) );
+  foo_vector.push_back( foo_ptr );
+  foo_set.insert( foo_ptr );
+
+  std::cout << "foo_vector:\n";
+  std::for_each( foo_vector.begin(), foo_vector.end(), FooPtrOps() );
+  
+  std::cout << "\nfoo_set:\n"; 
+  std::for_each( foo_set.begin(), foo_set.end(), FooPtrOps() );
+  std::cout << "\n";
+
+//  Expected output:
+//
+//   foo_vector:
+//   2
+//   1
+//   3
+//   2
+//   
+//   foo_set:
+//   3
+//   2
+//   1
+//
+//   Destructing a Foo with x=2
+//   Destructing a Foo with x=1
+//   Destructing a Foo with x=3
+//   Destructing a Foo with x=2
+   
+  return 0;
+}
+

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/shared_ptr_example2.cpp

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+// Boost shared_ptr_example2 implementation file  -----------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+#include "shared_ptr_example2.hpp"
+#include <iostream>
+
+class example::implementation
+{
+ public:
+  ~implementation() { std::cout << "destroying implementation\n"; }
+};
+
+example::example() : _imp( new implementation ) {}
+
+void example::do_something()
+  { std::cout << "use_count() is " << _imp.use_count() << "\n"; }

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/shared_ptr_example2.hpp

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+//  Boost shared_ptr_example2 header file  -----------------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+#include <boost/shared_ptr.hpp>
+
+//  This example demonstrates the handle/body idiom (also called pimpl and
+//  several other names).  It separates the interface (in this header file)
+//  from the implementation (in shared_ptr_example2.cpp).
+
+//  Note that even though example::implementation is an incomplete type in
+//  some translation units using this header, shared_ptr< implementation >
+//  is still valid because the type is complete where it counts - in the
+//  shared_ptr_example2.cpp translation unit where functions requiring a
+//  complete type are actually instantiated.
+
+class example
+{
+public:
+  example();
+  void do_something();
+private:
+  class implementation;
+  boost::shared_ptr< implementation > _imp; // hide implementation details
+};
+

externals/vcpkg/buildtrees/boost-smart-ptr/src/ost-1.79.0-c2c127ff7c.clean/example/shared_ptr_example2_test.cpp

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+// Boost shared_ptr_example2_test main program  ------------------------------//
+
+//  Copyright Beman Dawes 2001.  Distributed under the Boost
+//  Software License, Version 1.0. (See accompanying file
+//  LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+
+//  See http://www.boost.org/libs/smart_ptr for documentation.
+
+#include "shared_ptr_example2.hpp"
+
+int main()
+{
+  example a;
+  a.do_something();
+  example b(a);
+  b.do_something();
+  example c;
+  c = a;
+  c.do_something();
+  return 0;
+}