1 files changed, 35 insertions, 0 deletions
diff --git a/src/include/access/subtrans.h b/src/include/access/subtrans.h
new file mode 100644
index 00000000000..2c601752d12
--- /dev/null
+++ b/src/include/access/subtrans.h
@@ -0,0 +1,35 @@
+/*
+ * subtrans.h
+ *
+ * PostgreSQL subtrans-log manager
+ *
+ * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * $PostgreSQL: pgsql/src/include/access/subtrans.h,v 1.1 2004/07/01 00:51:38 tgl Exp $
+ */
+#ifndef SUBTRANS_H
+#define SUBTRANS_H
+
+#include "access/xlog.h"
+
+/* exported because lwlock.c needs it */
+/* cannot be different from NUM_CLOG_BUFFERS without slru.c changes */
+#define NUM_SUBTRANS_BUFFERS	NUM_CLOG_BUFFERS
+
+extern void SubTransSetParent(TransactionId xid, TransactionId parent);
+extern TransactionId SubTransGetParent(TransactionId xid);
+extern TransactionId SubTransGetTopmostTransaction(TransactionId xid);
+extern bool SubTransXidsHaveCommonAncestor(TransactionId xid1, TransactionId xid2);
+
+extern int	SUBTRANSShmemSize(void);
+extern void SUBTRANSShmemInit(void);
+extern void BootStrapSUBTRANS(void);
+extern void StartupSUBTRANS(void);
+extern void ShutdownSUBTRANS(void);
+extern void CheckPointSUBTRANS(void);
+extern void ExtendSUBTRANS(TransactionId newestXact);
+extern void TruncateSUBTRANS(TransactionId oldestXact);
+extern void subtrans_zeropage_redo(int pageno);
+
+#endif   /* SUBTRANS_H */