C++ (Cpp) rb_get_alloc_funcの例

コード例 #1

ファイル: marshal.c プロジェクト: agrimm/ruby-benchmark-suite

void
rb_marshal_define_compat(VALUE newclass, VALUE oldclass, VALUE (*dumper)(VALUE), VALUE (*loader)(VALUE, VALUE))
{
    marshal_compat_t *compat;
    rb_alloc_func_t allocator = rb_get_alloc_func(newclass);

    if (!allocator) {
        rb_raise(rb_eTypeError, "no allocator");
    }

    compat = ALLOC(marshal_compat_t);
    compat->newclass = Qnil;
    compat->oldclass = Qnil;
    compat->newclass = newclass;
    compat->oldclass = oldclass;
    compat->dumper = dumper;
    compat->loader = loader;

    st_insert(compat_allocator_tbl, (st_data_t)allocator, (st_data_t)compat);
}

コード例 #2

ファイル: repeated_field.c プロジェクト: 6116353/protobuf

void validate_type_class(upb_fieldtype_t type, VALUE klass) {
  if (rb_ivar_get(klass, descriptor_instancevar_interned) == Qnil) {
    rb_raise(rb_eArgError,
             "Type class has no descriptor. Please pass a "
             "class or enum as returned by the DescriptorPool.");
  }
  if (type == UPB_TYPE_MESSAGE) {
    VALUE desc = rb_ivar_get(klass, descriptor_instancevar_interned);
    if (!RB_TYPE_P(desc, T_DATA) || !RTYPEDDATA_P(desc) ||
        RTYPEDDATA_TYPE(desc) != &_Descriptor_type) {
      rb_raise(rb_eArgError, "Descriptor has an incorrect type.");
    }
    if (rb_get_alloc_func(klass) != &Message_alloc) {
      rb_raise(rb_eArgError,
               "Message class was not returned by the DescriptorPool.");
    }
  } else if (type == UPB_TYPE_ENUM) {
    VALUE enumdesc = rb_ivar_get(klass, descriptor_instancevar_interned);
    if (!RB_TYPE_P(enumdesc, T_DATA) || !RTYPEDDATA_P(enumdesc) ||
        RTYPEDDATA_TYPE(enumdesc) != &_EnumDescriptor_type) {
      rb_raise(rb_eArgError, "Descriptor has an incorrect type.");
    }
  }
}