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-rw-r--r--bindings/ruby/gc.c268
1 files changed, 268 insertions, 0 deletions
diff --git a/bindings/ruby/gc.c b/bindings/ruby/gc.c
new file mode 100644
index 00000000..3b515905
--- /dev/null
+++ b/bindings/ruby/gc.c
@@ -0,0 +1,268 @@
+/* The Ruby interface to the notmuch mail library
+ *
+ * Copyright © 2010 Ali Polatel
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see http://www.gnu.org/licenses/ .
+ *
+ * Author: Ali Polatel <alip@exherbo.org>
+ */
+
+#include "defs.h"
+
+#include <stdlib.h>
+
+static notmuch_rb_database_t *
+_notmuch_rb_messages_db(notmuch_rb_messages_t *messages);
+
+static notmuch_rb_database_t *
+_notmuch_rb_message_db(notmuch_rb_message_t *message)
+{
+ notmuch_rb_messages_t *messages;
+ notmuch_rb_database_t *db;
+
+ if (rb_obj_is_instance_of(message->parent, notmuch_rb_cDatabase)) {
+ Data_Get_Struct(message->parent, notmuch_rb_database_t, db);
+ }
+ else if (rb_obj_is_instance_of(message->parent, notmuch_rb_cMessages)) {
+ Data_Get_Struct(message->parent, notmuch_rb_messages_t, messages);
+ db = _notmuch_rb_messages_db(messages);
+ }
+ else
+ rb_bug("message's parent is neither database nor messages");
+
+ return db;
+}
+
+static notmuch_rb_database_t *
+_notmuch_rb_messages_db(notmuch_rb_messages_t *messages)
+{
+ notmuch_rb_query_t *query;
+ notmuch_rb_thread_t *thread;
+ notmuch_rb_message_t *message;
+ notmuch_rb_threads_t *threads;
+ notmuch_rb_database_t *db;
+
+ if (rb_obj_is_instance_of(messages->parent, notmuch_rb_cQuery)) {
+ Data_Get_Struct(messages->parent, notmuch_rb_query_t, query);
+ Data_Get_Struct(query->db, notmuch_rb_database_t, db);
+ }
+ else if (rb_obj_is_instance_of(messages->parent, notmuch_rb_cThread)) {
+ Data_Get_Struct(messages->parent, notmuch_rb_thread_t, thread);
+ Data_Get_Struct(thread->threads, notmuch_rb_threads_t, threads);
+ Data_Get_Struct(threads->query, notmuch_rb_query_t, query);
+ Data_Get_Struct(query->db, notmuch_rb_database_t, db);
+ }
+ else if (rb_obj_is_instance_of(messages->parent, notmuch_rb_cMessage)) {
+ Data_Get_Struct(messages->parent, notmuch_rb_message_t, message);
+ db = _notmuch_rb_message_db(message);
+ }
+ else
+ rb_bug("messages' parent is neither query nor thread nor message");
+
+ return db;
+}
+
+static notmuch_rb_database_t *
+_notmuch_rb_thread_db(notmuch_rb_thread_t *thread)
+{
+ notmuch_rb_threads_t *threads;
+ notmuch_rb_query_t *query;
+ notmuch_rb_database_t *db;
+
+ Data_Get_Struct(thread->threads, notmuch_rb_threads_t, threads);
+ Data_Get_Struct(threads->query, notmuch_rb_query_t, query);
+ Data_Get_Struct(query->db, notmuch_rb_database_t, db);
+
+ return db;
+}
+
+void
+notmuch_rb_database_free(notmuch_rb_database_t *db)
+{
+ if (db->nm_db)
+ notmuch_database_close(db->nm_db);
+
+ free(db);
+}
+
+void
+notmuch_rb_directory_mark(notmuch_rb_directory_t *dir)
+{
+ rb_gc_mark(dir->db);
+}
+
+void
+notmuch_rb_directory_free(notmuch_rb_directory_t *dir)
+{
+ notmuch_rb_database_t *db;
+
+ Data_Get_Struct(dir->db, notmuch_rb_database_t, db);
+
+ if (db->nm_db && dir->nm_dir)
+ notmuch_directory_destroy(dir->nm_dir);
+
+ free(dir);
+}
+
+void
+notmuch_rb_filenames_mark(notmuch_rb_filenames_t *flist)
+{
+ rb_gc_mark(flist->dir);
+}
+
+void
+notmuch_rb_filenames_free(notmuch_rb_filenames_t *flist)
+{
+ notmuch_rb_directory_t *dir;
+ notmuch_rb_database_t *db;
+
+ Data_Get_Struct(flist->dir, notmuch_rb_directory_t, dir);
+ Data_Get_Struct(dir->db, notmuch_rb_database_t, db);
+
+ if (db->nm_db && flist->nm_flist)
+ notmuch_filenames_destroy(flist->nm_flist);
+
+ free(flist);
+}
+
+void
+notmuch_rb_query_mark(notmuch_rb_query_t *query)
+{
+ rb_gc_mark(query->db);
+}
+
+void
+notmuch_rb_query_free(notmuch_rb_query_t *query)
+{
+ notmuch_rb_database_t *db;
+
+ Data_Get_Struct(query->db, notmuch_rb_database_t, db);
+
+ if (db->nm_db && query->nm_query)
+ notmuch_query_destroy(query->nm_query);
+
+ free(query);
+}
+
+void
+notmuch_rb_threads_mark(notmuch_rb_threads_t *threads)
+{
+ rb_gc_mark(threads->query);
+}
+
+void
+notmuch_rb_threads_free(notmuch_rb_threads_t *threads)
+{
+ notmuch_rb_query_t *query;
+ notmuch_rb_database_t *db;
+
+ Data_Get_Struct(threads->query, notmuch_rb_query_t, query);
+ Data_Get_Struct(query->db, notmuch_rb_database_t, db);
+
+ if (db->nm_db && threads->nm_threads)
+ notmuch_threads_destroy(threads->nm_threads);
+
+ free(threads);
+}
+
+void
+notmuch_rb_messages_mark(notmuch_rb_messages_t *messages)
+{
+ rb_gc_mark(messages->parent);
+}
+
+void
+notmuch_rb_messages_free(notmuch_rb_messages_t *messages)
+{
+ notmuch_rb_database_t *db;
+
+ db = _notmuch_rb_messages_db(messages);
+
+ if (db->nm_db && messages->nm_messages)
+ notmuch_messages_destroy(messages->nm_messages);
+
+ free(messages);
+}
+
+void
+notmuch_rb_thread_mark(notmuch_rb_thread_t *thread)
+{
+ rb_gc_mark(thread->threads);
+}
+
+void
+notmuch_rb_thread_free(notmuch_rb_thread_t *thread)
+{
+ notmuch_rb_database_t *db;
+
+ db = _notmuch_rb_thread_db(thread);
+
+ if (db->nm_db && thread->nm_thread)
+ notmuch_thread_destroy(thread->nm_thread);
+
+ free(thread);
+}
+
+void
+notmuch_rb_message_mark(notmuch_rb_message_t *message)
+{
+ rb_gc_mark(message->parent);
+}
+
+void
+notmuch_rb_message_free(notmuch_rb_message_t *message)
+{
+ notmuch_rb_database_t *db;
+
+ db = _notmuch_rb_message_db(message);
+ if (db->nm_db && message->nm_message)
+ notmuch_message_destroy(message->nm_message);
+
+ free(message);
+}
+
+void
+notmuch_rb_tags_mark(notmuch_rb_tags_t *tags)
+{
+ rb_gc_mark(tags->parent);
+}
+
+void
+notmuch_rb_tags_free(notmuch_rb_tags_t *tags)
+{
+ notmuch_rb_message_t *message;
+ notmuch_rb_messages_t *messages;
+ notmuch_rb_thread_t *thread;
+ notmuch_rb_database_t *db;
+
+ if (rb_obj_is_instance_of(tags->parent, notmuch_rb_cThread)) {
+ Data_Get_Struct(tags->parent, notmuch_rb_thread_t, thread);
+ db = _notmuch_rb_thread_db(thread);
+ }
+ else if (rb_obj_is_instance_of(tags->parent, notmuch_rb_cMessage)) {
+ Data_Get_Struct(tags->parent, notmuch_rb_message_t, message);
+ db = _notmuch_rb_message_db(message);
+ }
+ else if (rb_obj_is_instance_of(tags->parent, notmuch_rb_cMessages)) {
+ Data_Get_Struct(tags->parent, notmuch_rb_messages_t, messages);
+ db = _notmuch_rb_messages_db(messages);
+ }
+ else
+ rb_bug("tags' parent is neither thread nor message nor messages");
+
+ if (db->nm_db && tags->nm_tags)
+ notmuch_tags_destroy(tags->nm_tags);
+
+ free(tags);
+}
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