PostgreSQL Source Code  git master
pgarch.h
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1 /*-------------------------------------------------------------------------
2  *
3  * pgarch.h
4  * Exports from postmaster/pgarch.c.
5  *
6  * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
7  * Portions Copyright (c) 1994, Regents of the University of California
8  *
9  * src/include/postmaster/pgarch.h
10  *
11  *-------------------------------------------------------------------------
12  */
13 #ifndef _PGARCH_H
14 #define _PGARCH_H
15 
16 /* ----------
17  * Archiver control info.
18  *
19  * We expect that archivable files within pg_wal will have names between
20  * MIN_XFN_CHARS and MAX_XFN_CHARS in length, consisting only of characters
21  * appearing in VALID_XFN_CHARS. The status files in archive_status have
22  * corresponding names with ".ready" or ".done" appended.
23  * ----------
24  */
25 #define MIN_XFN_CHARS 16
26 #define MAX_XFN_CHARS 40
27 #define VALID_XFN_CHARS "0123456789ABCDEF.history.backup.partial"
28 
29 /* ----------
30  * Functions called from postmaster
31  * ----------
32  */
33 extern int pgarch_start(void);
34 
35 #ifdef EXEC_BACKEND
36 extern void PgArchiverMain(int argc, char *argv[]) pg_attribute_noreturn();
37 #endif
38 
39 #endif /* _PGARCH_H */
pg_attribute_noreturn
#define pg_attribute_noreturn()
Definition: c.h:145
pgarch_start
int pgarch_start(void)
Definition: pgarch.c:125
PgArchiverMain
NON_EXEC_STATIC void PgArchiverMain(int argc, char *argv[]) pg_attribute_noreturn()
Definition: pgarch.c:223