File Content: bgwriter.h /*------------------------------------------------------------------------- * * bgwriter.h * Exports from postmaster/bgwriter.c and postmaster/checkpointer.c. * * The bgwriter process used to handle checkpointing duties too. Now * there is a separate process, but we did not bother to split this header. * * Portions Copyright (c) 1996-2012, PostgreSQL Global Development Group * * src/include/postmaster/bgwriter.h * *------------------------------------------------------------------------- */ #ifndef _BGWRITER_H #define _BGWRITER_H #include "storage/block.h" #include "storage/relfilenode.h" /* GUC options */ extern int BgWriterDelay; extern int CheckPointTimeout; extern int CheckPointWarning; extern double CheckPointCompletionTarget; extern void BackgroundWriterMain(void); extern void CheckpointerMain(void); extern void RequestCheckpoint(int flags); extern void CheckpointWriteDelay(int flags, double progress); extern bool ForwardFsyncRequest(RelFileNode rnode, ForkNumber forknum, BlockNumber segno); extern void AbsorbFsyncRequests(void); extern Size CheckpointerShmemSize(void); extern void CheckpointerShmemInit(void); extern bool FirstCallSinceLastCheckpoint(void); #endif /* _BGWRITER_H */ Submit