swig/Lib/php/std_auto_ptr.i
William S Fulton fa9c7a7197 Add PHP support for std::unique_ptr and std::auto_ptr
Equivalent to Python/Ruby implementations.
2022-08-06 18:34:26 +01:00

35 lines
1.3 KiB
OpenEdge ABL

/* -----------------------------------------------------------------------------
* std_auto_ptr.i
*
* SWIG library file for handling std::auto_ptr.
* Memory ownership is passed from the std::auto_ptr C++ layer to the proxy
* class when returning a std::auto_ptr from a function.
* Memory ownership is passed from the proxy class to the std::auto_ptr in the
* C++ layer when passed as a parameter to a wrapped function.
* ----------------------------------------------------------------------------- */
%define %auto_ptr(TYPE)
%typemap(in, noblock=1) std::auto_ptr< TYPE > (void *argp = 0, int res = 0) {
res = SWIG_ConvertPtr(&$input, &argp, $descriptor(TYPE *), SWIG_POINTER_RELEASE);
if (!SWIG_IsOK(res)) {
if (res == SWIG_ERROR_RELEASE_NOT_OWNED) {
zend_type_error("Cannot release ownership as memory is not owned for argument $argnum of type 'TYPE *' of $symname");
return;
} else {
zend_type_error("Expected TYPE * for argument $argnum of $symname");
return;
}
}
$1.reset((TYPE *)argp);
}
%typemap (out) std::auto_ptr< TYPE > %{
SWIG_SetPointerZval($result, (void *)$1.release(), $descriptor(TYPE *), SWIG_POINTER_OWN);
%}
%template() std::auto_ptr< TYPE >;
%enddef
namespace std {
template <class T> class auto_ptr {};
}