init

db_include/catalog/storage.h

@@ -0,0 +1,48 @@
+/*-------------------------------------------------------------------------
+ *
+ * storage.h
+ *	  prototypes for functions in backend/catalog/storage.c
+ *
+ *
+ * Portions Copyright (c) 1996-2021, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/catalog/storage.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef STORAGE_H
+#define STORAGE_H
+
+#include "storage/block.h"
+#include "storage/relfilenode.h"
+#include "storage/smgr.h"
+#include "utils/relcache.h"
+
+/* GUC variables */
+extern int	wal_skip_threshold;
+
+extern SMgrRelation RelationCreateStorage(RelFileNode rnode, char relpersistence);
+extern void RelationDropStorage(Relation rel);
+extern void RelationPreserveStorage(RelFileNode rnode, bool atCommit);
+extern void RelationPreTruncate(Relation rel);
+extern void RelationTruncate(Relation rel, BlockNumber nblocks);
+extern void RelationCopyStorage(SMgrRelation src, SMgrRelation dst,
+								ForkNumber forkNum, char relpersistence);
+extern bool RelFileNodeSkippingWAL(RelFileNode rnode);
+extern Size EstimatePendingSyncsSpace(void);
+extern void SerializePendingSyncs(Size maxSize, char *startAddress);
+extern void RestorePendingSyncs(char *startAddress);
+
+/*
+ * These functions used to be in storage/smgr/smgr.c, which explains the
+ * naming
+ */
+extern void smgrDoPendingDeletes(bool isCommit);
+extern void smgrDoPendingSyncs(bool isCommit, bool isParallelWorker);
+extern int	smgrGetPendingDeletes(bool forCommit, RelFileNode **ptr);
+extern void AtSubCommit_smgr(void);
+extern void AtSubAbort_smgr(void);
+extern void PostPrepare_smgr(void);
+
+#endif							/* STORAGE_H */