Update copyright for 2023

Backpatch-through: 11

src/backend/storage/buffer/buf_init.c

@@ -3,7 +3,7 @@
  * buf_init.c
  *	  buffer manager initialization 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
  *
  *

src/backend/storage/buffer/buf_table.c

@@ -10,7 +10,7 @@
  * before the lock is released (see notes in README).
  *
  *
- * 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/storage/buffer/bufmgr.c

@@ -3,7 +3,7 @@
  * bufmgr.c
  *	  buffer manager interface 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
  *
  *

src/backend/storage/buffer/freelist.c

@@ -4,7 +4,7 @@
  *	  routines for managing the buffer pool's replacement strategy.
  *
  *
- * 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/storage/buffer/localbuf.c

@@ -4,7 +4,7 @@
  *	  local buffer manager. Fast buffer manager for temporary tables,
  *	  which never need to be WAL-logged or checkpointed, etc.
  *
- * Portions Copyright (c) 1996-2022, PostgreSQL Global Development Group
+ * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994-5, Regents of the University of California
  *
  *

src/backend/storage/buffer/meson.build

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

src/backend/storage/file/buffile.c

@@ -3,7 +3,7 @@
  * buffile.c
  *	  Management of large buffered temporary files.
  *
- * 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/storage/file/copydir.c

@@ -3,7 +3,7 @@
  * copydir.c
  *	  copies a directory
  *
- * 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
  *
  *	While "xcopy /e /i /q" works fine for copying directories, on Windows XP

src/backend/storage/file/fd.c

@@ -3,7 +3,7 @@
  * fd.c
  *	  Virtual file descriptor code.
  *
- * 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/storage/file/fileset.c

@@ -3,7 +3,7 @@
  * fileset.c
  *	  Management of named temporary files.
  *
- * 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/storage/file/meson.build

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

src/backend/storage/file/reinit.c

@@ -3,7 +3,7 @@
  * reinit.c
  *	  Reinitialization of unlogged relations
  *
- * 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/storage/file/sharedfileset.c

@@ -3,7 +3,7 @@
  * sharedfileset.c
  *	  Shared temporary file management.
  *
- * 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/storage/freespace/freespace.c

@@ -4,7 +4,7 @@
  *	  POSTGRES free space map for quickly finding free space in relations
  *
  *
- * 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/storage/freespace/fsmpage.c

@@ -4,7 +4,7 @@
  *	  routines to search and manipulate one FSM page.
  *
  *
- * 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/storage/freespace/indexfsm.c

@@ -4,7 +4,7 @@
  *	  POSTGRES free space map for quickly finding free pages in relations
  *
  *
- * 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/storage/freespace/meson.build

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

src/backend/storage/ipc/barrier.c

@@ -3,7 +3,7 @@
  * barrier.c
  *	  Barriers for synchronizing cooperating 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
  *
  * From Wikipedia[1]: "In parallel computing, a barrier is a type of

src/backend/storage/ipc/dsm.c

@@ -14,7 +14,7 @@
  * hard postmaster crash, remaining segments will be removed, if they
  * still exist, at the next postmaster startup.
  *
- * 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/storage/ipc/dsm_impl.c

@@ -36,7 +36,7 @@
  *
  * As ever, Windows requires its own implementation.
  *
- * 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/storage/ipc/ipc.c

@@ -8,7 +8,7 @@
  * exit-time cleanup for either a postmaster or a backend.
  *
  *
- * 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/storage/ipc/ipci.c

@@ -3,7 +3,7 @@
  * ipci.c
  *	  POSTGRES inter-process communication initialization code.
  *
- * 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/storage/ipc/latch.c

@@ -23,7 +23,7 @@
  * The Windows implementation uses Windows events that are inherited by all
  * postmaster child processes. There's no need for the self-pipe trick there.
  *
- * 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/storage/ipc/meson.build

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

src/backend/storage/ipc/pmsignal.c

@@ -4,7 +4,7 @@
  *	  routines for signaling between the postmaster and its child 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/storage/ipc/procarray.c

@@ -34,7 +34,7 @@
  * happen, it would tie up KnownAssignedXids indefinitely, so we protect
  * ourselves by pruning the array when a valid list of running XIDs arrives.
  *
- * 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/storage/ipc/procsignal.c

@@ -4,7 +4,7 @@
  *	  Routines for interprocess signaling
  *
  *
- * 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/storage/ipc/shm_mq.c

@@ -8,7 +8,7 @@
  * and only the receiver may receive.  This is intended to allow a user
  * backend to communicate with worker backends that it has registered.
  *
- * 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/storage/ipc/shm_mq.c

src/backend/storage/ipc/shm_toc.c

@@ -3,7 +3,7 @@
  * shm_toc.c
  *	  shared memory segment table of contents
  *
- * 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/storage/ipc/shm_toc.c

src/backend/storage/ipc/shmem.c

@@ -3,7 +3,7 @@
  * shmem.c
  *	  create shared memory and initialize shared memory data structures.
  *
- * 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/storage/ipc/shmqueue.c

@@ -3,7 +3,7 @@
  * shmqueue.c
  *	  shared memory linked lists
  *
- * 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/storage/ipc/signalfuncs.c

@@ -3,7 +3,7 @@
  * signalfuncs.c
  *	  Functions for signaling backends
  *
- * 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/storage/ipc/sinval.c

@@ -3,7 +3,7 @@
  * sinval.c
  *	  POSTGRES shared cache invalidation communication code.
  *
- * 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/storage/ipc/sinvaladt.c

@@ -3,7 +3,7 @@
  * sinvaladt.c
  *	  POSTGRES shared cache invalidation data manager.
  *
- * 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/storage/ipc/standby.c

@@ -7,7 +7,7 @@
  *	AccessExclusiveLocks and starting snapshots for Hot Standby mode.
  *	Plus conflict recovery processing.
  *
- * 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/storage/large_object/inv_api.c

@@ -19,7 +19,7 @@
  * memory context given to inv_open (for LargeObjectDesc structs).
  *
  *
- * 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/storage/large_object/meson.build

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

src/backend/storage/lmgr/condition_variable.c

@@ -8,7 +8,7 @@
  *	  interrupted, unlike LWLock waits.  Condition variables are safe
  *	  to use within dynamic shared memory segments.
  *
- * 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/storage/lmgr/condition_variable.c

src/backend/storage/lmgr/deadlock.c

@@ -7,7 +7,7 @@
  * detection and resolution algorithms.
  *
  *
- * 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/storage/lmgr/generate-lwlocknames.pl

@@ -1,7 +1,7 @@
 #!/usr/bin/perl
 #
 # Generate lwlocknames.h and lwlocknames.c from lwlocknames.txt
-# Copyright (c) 2000-2022, PostgreSQL Global Development Group
+# Copyright (c) 2000-2023, PostgreSQL Global Development Group
 
 use strict;
 use warnings;

src/backend/storage/lmgr/lmgr.c

@@ -3,7 +3,7 @@
  * lmgr.c
  *	  POSTGRES lock manager code
  *
- * 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/storage/lmgr/lock.c

@@ -3,7 +3,7 @@
  * lock.c
  *	  POSTGRES primary lock mechanism
  *
- * 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/storage/lmgr/lwlock.c

@@ -20,7 +20,7 @@
  * appropriate value for a free lock.  The meaning of the variable is up to
  * the caller, the lightweight lock code just assigns and compares it.
  *
- * 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/storage/lmgr/meson.build

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

src/backend/storage/lmgr/predicate.c

@@ -135,7 +135,7 @@
  *		- Protects both PredXact and SerializableXidHash.
  *
  *
- * 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/storage/lmgr/proc.c

@@ -3,7 +3,7 @@
  * proc.c
  *	  routines to manage per-process shared memory data structure
  *
- * 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/storage/lmgr/s_lock.c

@@ -36,7 +36,7 @@
  * the probability of unintended failure) than to fix the total time
  * spent.
  *
- * 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/storage/lmgr/spin.c

@@ -11,7 +11,7 @@
  * is too slow to be very useful :-(
  *
  *
- * 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/storage/meson.build

@@ -1,4 +1,4 @@
-# Copyright (c) 2022, PostgreSQL Global Development Group
+# Copyright (c) 2022-2023, PostgreSQL Global Development Group
 
 subdir('buffer')
 subdir('file')

src/backend/storage/page/bufpage.c

@@ -3,7 +3,7 @@
  * bufpage.c
  *	  POSTGRES standard buffer page code.
  *
- * 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/storage/page/checksum.c

@@ -3,7 +3,7 @@
  * checksum.c
  *	  Checksum implementation for data pages.
  *
- * 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/storage/page/itemptr.c

@@ -3,7 +3,7 @@
  * itemptr.c
  *	  POSTGRES disk item pointer code.
  *
- * 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/storage/page/meson.build

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

src/backend/storage/smgr/md.c

@@ -10,7 +10,7 @@
  * It doesn't matter whether the bits are on spinning rust or some other
  * storage technology.
  *
- * 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/storage/smgr/meson.build

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

src/backend/storage/smgr/smgr.c

@@ -6,7 +6,7 @@
  *	  All file system operations in POSTGRES dispatch through these
  *	  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
  *
  *

src/backend/storage/sync/meson.build

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

src/backend/storage/sync/sync.c

@@ -3,7 +3,7 @@
  * sync.c
  *	  File synchronization management code.
  *
- * 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
  *
  *