51 lines
1.1 KiB
C++
51 lines
1.1 KiB
C++
#include <cruft/util/memory/deleter.hpp>
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#include <cruft/util/tap.hpp>
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#include <memory>
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struct setter {
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setter (bool &_flag):
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flag (_flag)
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{ ; }
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void release (unsigned *)
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{ flag = true; }
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bool &flag;
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};
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int
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main (void)
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{
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bool flag = false;
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{
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// setup a pretend resource. we're not going to delete it, it's just
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// to satisfy some required parameters. importantly it can't be null
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// otherwise release is skipped.
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unsigned *foo = reinterpret_cast<unsigned*> (0x01);
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// setup the owner who will set a flag when the release operation is
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// called
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setter bar (flag);
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// setup our non-default unique_ptr
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std::unique_ptr<
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unsigned,
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cruft::memory::owner_deleter<
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unsigned,
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setter,
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&setter::release
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>
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> qux (foo, bar);
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}
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// the flag should have been implicitly set to true via the unique_ptr
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// callback above
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cruft::TAP::logger tap;
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tap.expect (flag, "owner_deleter calls registered callback");
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return tap.status ();
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}
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