src/include/postmaster/walwriter.h

   1 /*-------------------------------------------------------------------------
   2  *
   3  * walwriter.h
   4  *        Exports from postmaster/walwriter.c.
   5  *
   6  * Portions Copyright (c) 1996-2025, PostgreSQL Global Development Group
   7  *
   8  * src/include/postmaster/walwriter.h
   9  *
  10  *-------------------------------------------------------------------------
  11  */
  12 #ifndef _WALWRITER_H
  13 #define _WALWRITER_H
  14
  15 #define DEFAULT_WAL_WRITER_FLUSH_AFTER ((1024 * 1024) / XLOG_BLCKSZ)
  16
  17 /* GUC options */
  18 extern PGDLLIMPORT int WalWriterDelay;
  19 extern PGDLLIMPORT int WalWriterFlushAfter;
  20
  21 extern void WalWriterMain(char *startup_data, size_t startup_data_len) pg_attribute_noreturn();
  22
  23 #endif                                                  /* _WALWRITER_H */