121 lines
2.4 KiB
C++
121 lines
2.4 KiB
C++
// { dg-do run }
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#include <assert.h>
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#include <iostream>
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#include <fstream>
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using std::ofstream;
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using std::ifstream;
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using std::ios;
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extern "C" int printf(const char *, ...);
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class Subscriptor
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{
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public:
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Subscriptor() : counter(1) {}
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virtual ~Subscriptor()
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{
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counter--;
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assert(counter == 0);
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}
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private:
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mutable int counter;
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};
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template <int dim> struct Function
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{
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Function(int i): value(dim + i) {}
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int value;
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};
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template <int dim> struct Triangulation
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{
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};
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template <int dim> struct Exercise_2_3
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{
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enum { DIM = dim };
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};
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template <int dim>
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struct SetUpBase : public Subscriptor
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{
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virtual
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const Function<dim> get_boundary_values () const = 0;
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virtual
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const Function<dim> get_right_hand_side () const = 0;
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// virtual
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// void create_coarse_grid (Triangulation<dim> &coarse_grid) const = 0;
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};
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template <class Traits, int dim>
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struct SetUp : public SetUpBase<dim>
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{
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SetUp () {};
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virtual
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const Function<dim> get_boundary_values () const
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{ return Function<dim>(Traits::DIM); }
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virtual
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const Function<dim> get_right_hand_side () const
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{ return Function<dim>(Traits::DIM); }
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// virtual
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// void create_coarse_grid (Triangulation<dim> &coarse_grid) const;
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// static const typename Traits::BoundaryValues boundary_values;
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// static const typename Traits::RightHandSide right_hand_side;
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};
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void myread(std::istream * in)
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{
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char input_str[50] = "\0";
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if (in->good())
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(*in) >> input_str;
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std::cout << input_str << std::endl;
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delete in;
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}
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int main()
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{
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/*
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SetUp<Exercise_2_3<1000>, 2> s1a;
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SetUp<Exercise_2_3<2000>, 1> s2;
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SetUp<Exercise_2_3<2000>, 2> s2a;
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return s1->get_boundary_values().value + s1a.get_boundary_values().value +
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s2.get_boundary_values().value + s2a.get_boundary_values().value +
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s1->get_right_hand_side().value + s1a.get_right_hand_side().value +
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s2.get_right_hand_side().value + s2a.get_right_hand_side().value;
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*/
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SetUp<Exercise_2_3<1000>, 1> * s1 = new SetUp<Exercise_2_3<1000>, 1>();
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printf("%d\n", s1->get_boundary_values().value);
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ifstream * infile = new ifstream("./template-list-iostream.cc");
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myread(infile);
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ofstream * outfile = new ofstream("/tmp/xxx.txt");
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if (outfile->good())
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(*outfile) << "hello there" << std::endl;
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std::cerr << "Reached End" << std::endl;
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delete outfile;
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return 0;
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}
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