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#include <stdio.h>
class X {
struct Y; // this one is private!
public:
static void fx();
};
struct X::Y {
void fy(Y *arg);
};
// this is a member of a private class, thus Y cannot be used in TJP so far
void X::Y::fy(Y *arg) {
}
// this function may call fy
void X::fx () {
Y y;
y.fy (&y);
}
aspect Bug316 {
advice execution ("% ...::f%(...)") : around () {
printf ("e1: before %s\n",JoinPoint::signature ());
tjp->proceed ();
printf ("e1: after %s\n",JoinPoint::signature ());
}
advice execution ("% ...::f%(...)") : around () {
printf ("e2: before %s\n",JoinPoint::signature ());
tjp->proceed ();
printf ("e2: after %s\n",JoinPoint::signature ());
}
// this call advice still does not work!
// advice call ("% ...::f%(...)") : around () {
// printf ("c1: before %s\n",JoinPoint::signature ());
// tjp->proceed ();
// printf ("c1: after %s\n",JoinPoint::signature ());
// }
// advice call ("% ...::f%(...)") : around () {
// printf ("c2: before %s\n",JoinPoint::signature ());
// tjp->action ().trigger ();
// printf ("c2: after %s\n",JoinPoint::signature ());
// }
};
int main () {
X::fx ();
return 0;
}
// moegliche Loesung ...
// #include <stdio.h>
// template <int>
// struct TJP {};
// class X {
// template <int> friend struct TJP;
// struct Y; // this one is private!
// public:
// static void fx();
// };
// struct X::Y {
// void old_fy();
// void fy();
// };
// template <> struct TJP<1> {
// typedef X::Y That;
// typedef X::Y Target;
// X::Y *_that;
// X::Y *that () { return _that; }
// X::Y *target () { return 0; }
// static const char *signature () { return "X::Y::fy"; }
// void proceed () { _that->old_fy (); }
// };
// template <typename JP> void adv (JP *tjp) {
// printf ("before %s\n", JP::signature ());
// tjp->proceed ();
// }
// // this is a member of a private class, thus Y cannot be used in TJP so far
// void X::Y::fy() {
// TJP<1> tjp = { this };
// adv< TJP<1> >(&tjp);
// }
// // this is a member of a private class, thus Y cannot be used in TJP so far
// void X::Y::old_fy() {
// printf ("X::Y::old_fy\n");
// }
// // this function may call fy
// void X::fx () {
// Y y;
// y.fy ();
// }
// int main () {
// X::fx ();
// return 0;
// }
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