71cd6a38fe
The directorin typemaps in the director methods now use std::move on the input parameter when copying the object from the stack to the heap prior to the callback into the target language, thereby taking advantage of move semantics if available.
63 lines
2 KiB
OpenEdge ABL
63 lines
2 KiB
OpenEdge ABL
%module(directors="1") director_pass_by_value
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#if defined(SWIGD)
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%rename(trace) debug;
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#endif
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%director DirectorPassByValueAbstractBase;
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%include "cpp11_move_only_helper.i"
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%ignore PassedByValue::operator=;
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%ignore PassedByValue::PassedByValue(PassedByValue &&);
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%inline %{
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#include <iostream>
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using namespace std;
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int debug = false;
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struct PassedByValue {
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PassedByValue(int v = 0x12345678) { val = v; if (debug) cout << "PassedByValue(0x" << hex << val << ")" << " " << this << endl; Counter::normal_constructor++; }
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PassedByValue(const PassedByValue &other) { val = other.val; if (debug) cout << "PassedByValue(const PassedByValue &)" << " " << this << " " << &other << endl; Counter::copy_constructor++;}
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PassedByValue & operator=(const PassedByValue &other) { val = other.val; if (debug) cout << "operator=(const PassedByValue &)" << " " << this << " " << &other << endl; Counter::copy_assignment++; return *this; }
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#if __cplusplus >= 201103L
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PassedByValue(PassedByValue &&other) noexcept { val = other.val; if (debug) cout << "PassedByValue(PassedByValue &&)" << " " << this << endl; Counter::move_constructor++; }
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PassedByValue & operator=(PassedByValue &&other) noexcept { val = other.val; if (debug) cout << "operator=(PassedByValue &&)" << " " << this << endl; Counter::move_assignment++; return *this; }
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~PassedByValue() { if (debug) cout << "~PassedByValue()" << " " << this << endl; Counter::destructor++; }
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#endif
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int getVal() { return val; }
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private:
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int val;
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};
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int doSomething(int x) {
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int yy[256];
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yy[0] =0x9876;
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return yy[0];
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}
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class DirectorPassByValueAbstractBase {
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public:
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virtual void virtualMethod(PassedByValue pbv) = 0;
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virtual void virtualConstMethod(const PassedByValue pbv) {}
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virtual ~DirectorPassByValueAbstractBase () {}
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};
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class Caller {
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public:
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void call_virtualMethod(DirectorPassByValueAbstractBase &f) {
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f.virtualMethod(PassedByValue());
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}
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};
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bool has_cplusplus11() {
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#if __cplusplus >= 201103L
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return true;
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#else
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return false;
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#endif
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}
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%}
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