Method: FFI::Pointer#free
- Defined in:
- ext/ffi_c/Pointer.c
#free ⇒ self
Free memory pointed by self
.
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# File 'ext/ffi_c/Pointer.c', line 399
static VALUE
ptr_free(VALUE self)
{
Pointer* ptr;
rb_check_frozen(self);
TypedData_Get_Struct(self, Pointer, &rbffi_pointer_data_type, ptr);
if (ptr->allocated) {
if (ptr->storage != NULL) {
xfree(ptr->storage);
ptr->storage = NULL;
}
ptr->allocated = false;
} else {
VALUE caller = rb_funcall(rb_funcall(Qnil, rb_intern("caller"), 0), rb_intern("first"), 0);
rb_warn("calling free on non allocated pointer %s from %s", RSTRING_PTR(ptr_inspect(self)), RSTRING_PTR(rb_str_to_str(caller)));
}
return self;
}
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