1 files changed, 39 insertions, 0 deletions
diff --git a/src/include/postmaster/pgarch.h b/src/include/postmaster/pgarch.h
new file mode 100644
index 0000000..b320087
--- /dev/null
+++ b/src/include/postmaster/pgarch.h
@@ -0,0 +1,39 @@
+/*-------------------------------------------------------------------------
+ *
+ * pgarch.h
+ *	  Exports from postmaster/pgarch.c.
+ *
+ * Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1994, Regents of the University of California
+ *
+ * src/include/postmaster/pgarch.h
+ *
+ *-------------------------------------------------------------------------
+ */
+#ifndef _PGARCH_H
+#define _PGARCH_H
+
+/* ----------
+ * Archiver control info.
+ *
+ * We expect that archivable files within pg_wal will have names between
+ * MIN_XFN_CHARS and MAX_XFN_CHARS in length, consisting only of characters
+ * appearing in VALID_XFN_CHARS.  The status files in archive_status have
+ * corresponding names with ".ready" or ".done" appended.
+ * ----------
+ */
+#define MIN_XFN_CHARS	16
+#define MAX_XFN_CHARS	40
+#define VALID_XFN_CHARS "0123456789ABCDEF.history.backup.partial"
+
+/* ----------
+ * Functions called from postmaster
+ * ----------
+ */
+extern int	pgarch_start(void);
+
+#ifdef EXEC_BACKEND
+extern void PgArchiverMain(int argc, char *argv[]) pg_attribute_noreturn();
+#endif
+
+#endif							/* _PGARCH_H */