1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
|
#include "recursive.ih"
//+beginend
Recursive::Iterator Recursive::begin()
{
//+beginend
cerr << "Recursive::begin()\n";
//+beginend
if (d_handle.promise().level() == 0)
g_fibo.reset();
d_handle.resume();
return Iterator{ d_handle.done() ? 0 : d_handle };
}
Recursive::Iterator Recursive::end()
{
return Iterator{ 0 };
}
//+beginend
bool Recursive::next(size_t *value)
{
d_handle.resume();
// cerr << "Rec::next.done(): " << d_handle.done() << '\n';
if (d_handle.done())
return false;
*value = d_handle.promise().value();
return true;
}
Recursive::~Recursive()
{
// cerr << "Trying to destroy\n";
if (d_handle)
{
// cerr << "destroying\n";
d_handle.destroy();
d_handle = 0; // SF
}
}
|
