-typedef struct {
- notmuch_database_t *nm_db;
-} notmuch_rb_database_t;
-
-typedef struct {
- notmuch_directory_t *nm_dir;
- VALUE db;
-} notmuch_rb_directory_t;
-
-typedef struct {
- notmuch_filenames_t *nm_flist;
- VALUE dir;
-} notmuch_rb_filenames_t;
-
-typedef struct {
- notmuch_query_t *nm_query;
- VALUE db;
-} notmuch_rb_query_t;
-
-typedef struct {
- notmuch_threads_t *nm_threads;
- VALUE query;
-} notmuch_rb_threads_t;
-
-typedef struct {
- notmuch_messages_t *nm_messages;
- VALUE parent;
-} notmuch_rb_messages_t;
-
-typedef struct {
- notmuch_thread_t *nm_thread;
- VALUE threads;
-} notmuch_rb_thread_t;
-
-typedef struct {
- notmuch_message_t *nm_message;
- VALUE parent;
-} notmuch_rb_message_t;
-
-typedef struct {
- notmuch_tags_t *nm_tags;
- VALUE parent;
-} notmuch_rb_tags_t;
+/* RSTRING_PTR() is new in ruby-1.9 */
+#if !defined(RSTRING_PTR)
+# define RSTRING_PTR(v) (RSTRING((v))->ptr)
+#endif /* !defined (RSTRING_PTR) */
+
+#define Data_Get_Notmuch_Database(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "database closed"); \
+ Data_Get_Struct ((obj), notmuch_database_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Directory(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "directory destroyed"); \
+ Data_Get_Struct ((obj), notmuch_directory_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_FileNames(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "filenames destroyed"); \
+ Data_Get_Struct ((obj), notmuch_filenames_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Query(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "query destroyed"); \
+ Data_Get_Struct ((obj), notmuch_query_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Threads(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "threads destroyed"); \
+ Data_Get_Struct ((obj), notmuch_threads_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Messages(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "messages destroyed"); \
+ Data_Get_Struct ((obj), notmuch_messages_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Thread(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "thread destroyed"); \
+ Data_Get_Struct ((obj), notmuch_thread_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Message(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "message destroyed"); \
+ Data_Get_Struct ((obj), notmuch_message_t, (ptr)); \
+ } while (0)
+
+#define Data_Get_Notmuch_Tags(obj, ptr) \
+ do { \
+ Check_Type ((obj), T_DATA); \
+ if (DATA_PTR ((obj)) == NULL) \
+ rb_raise (rb_eRuntimeError, "tags destroyed"); \
+ Data_Get_Struct ((obj), notmuch_tags_t, (ptr)); \
+ } while (0)