Update copyright for 2023

Backpatch-through: 11

src/backend/postmaster/autovacuum.c

@@ -51,7 +51,7 @@
  * holding the relation lock) during which a worker may choose a table that was
  * already vacuumed; this is a bug in the current design.
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *

src/backend/postmaster/auxprocess.c

@@ -3,7 +3,7 @@
  *	  functions related to auxiliary processes.
  *
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION

src/backend/postmaster/bgworker.c

@@ -2,7 +2,7 @@
  * bgworker.c
  *		POSTGRES pluggable background workers implementation
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/backend/postmaster/bgworker.c

src/backend/postmaster/bgwriter.c

@@ -21,7 +21,7 @@
  * should be killed by SIGQUIT and then a recovery cycle started.
  *
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION

src/backend/postmaster/checkpointer.c

@@ -23,7 +23,7 @@
  * restart needs to be forced.)
  *
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION

src/backend/postmaster/fork_process.c

@@ -4,7 +4,7 @@
  *	 EXEC_BACKEND case; it might be extended to do so, but it would be
  *	 considerably more complex.
  *
- * Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Copyright (c) 1996-2023, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/backend/postmaster/fork_process.c

src/backend/postmaster/interrupt.c

@@ -3,7 +3,7 @@
  * interrupt.c
  *	  Interrupt handling routines.
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION

src/backend/postmaster/meson.build

@@ -1,4 +1,4 @@
-# Copyright (c) 2022, PostgreSQL Global Development Group
+# Copyright (c) 2022-2023, PostgreSQL Global Development Group
 
 backend_sources += files(
   'autovacuum.c',

src/backend/postmaster/pgarch.c

@@ -14,7 +14,7 @@
  *
  *	Initial author: Simon Riggs		simon@2ndquadrant.com
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *

src/backend/postmaster/postmaster.c

@@ -32,7 +32,7 @@
  *	  clients.
  *
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  *

src/backend/postmaster/shell_archive.c

@@ -6,7 +6,7 @@
  * archive_command GUC) to copy write-ahead log files.  It is used as the
  * default, but other modules may define their own custom archiving logic.
  *
- * Copyright (c) 2022, PostgreSQL Global Development Group
+ * Copyright (c) 2022-2023, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
  *	  src/backend/postmaster/shell_archive.c

src/backend/postmaster/startup.c

@@ -9,7 +9,7 @@
  * though.)
  *
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION

src/backend/postmaster/syslogger.c

@@ -13,7 +13,7 @@
  *
  * Author: Andreas Pflug <pgadmin@pse-consulting.de>
  *
- * Copyright (c) 2004-2022, PostgreSQL Global Development Group
+ * Copyright (c) 2004-2023, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION

src/backend/postmaster/walwriter.c

@@ -31,7 +31,7 @@
  * should be killed by SIGQUIT and then a recovery cycle started.
  *
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  *
  *
  * IDENTIFICATION