Fix more typos in comments.

Patch by CharSyam, plus a few more I spotted with grep.

src/backend/access/brin/brin_pageops.c

@@ -494,7 +494,7 @@ brin_evacuate_page(Relation idxRel, BlockNumber pagesPerRange,
  * index item of size itemsz.  If oldbuf is a valid buffer, it is also locked
  * (in an order determined to avoid deadlocks.)
  *
- * If there's no existing page with enough free space to accomodate the new
+ * If there's no existing page with enough free space to accommodate the new
  * item, the relation is extended.  If this happens, *extended is set to true.
  *
  * If we find that the old page is no longer a regular index page (because

src/backend/access/heap/README.tuplock

@@ -9,7 +9,7 @@ is implemented by storing locking information in the tuple header: a tuple is
 marked as locked by setting the current transaction's XID as its XMAX, and
 setting additional infomask bits to distinguish this case from the more normal
 case of having deleted the tuple.  When multiple transactions concurrently
-lock a tuple, a MultiXact is used; see below.  This mechanism can accomodate
+lock a tuple, a MultiXact is used; see below.  This mechanism can accommodate
 arbitrarily large numbers of tuples being locked simultaneously.
 
 When it is necessary to wait for a tuple-level lock to be released, the basic

src/backend/access/transam/twophase.c

@@ -269,7 +269,7 @@ AtAbort_Twophase(void)
 	 * can be finished later, so just unlock it.
 	 *
 	 * If we abort during prepare, after having written the WAL record, we
-	 * might not have transfered all locks and other state to the prepared
+	 * might not have transferred all locks and other state to the prepared
 	 * transaction yet.  Likewise, if we abort during commit or rollback,
 	 * after having written the WAL record, we might not have released
 	 * all the resources held by the transaction yet.  In those cases, the

src/backend/access/transam/xact.c

@@ -2317,7 +2317,7 @@ PrepareTransaction(void)
 	/*
 	 * In normal commit-processing, this is all non-critical post-transaction
 	 * cleanup.  When the transaction is prepared, however, it's important that
-	 * the locks and other per-backend resources are transfered to the
+	 * the locks and other per-backend resources are transferred to the
 	 * prepared transaction's PGPROC entry.  Note that if an error is raised
 	 * here, it's too late to abort the transaction. XXX: This probably should
 	 * be in a critical section, to force a PANIC if any of this fails, but

src/backend/commands/event_trigger.c

@@ -883,7 +883,7 @@ EventTriggerSQLDrop(Node *parsetree)
 	/*
 	 * Nothing to do if run list is empty.  Note this shouldn't happen,
 	 * because if there are no sql_drop events, then objects-to-drop wouldn't
-	 * have been collected in the first place and we would have quitted above.
+	 * have been collected in the first place and we would have quit above.
 	 */
 	if (runlist == NIL)
 		return;

src/backend/commands/vacuumlazy.c

@@ -952,7 +952,7 @@ lazy_scan_heap(Relation onerel, LVRelStats *vacrelstats,
 				heap_execute_freeze_tuple(htup, &frozen[i]);
 			}
 
-			/* Now WAL-log freezing if neccessary */
+			/* Now WAL-log freezing if necessary */
 			if (RelationNeedsWAL(onerel))
 			{
 				XLogRecPtr	recptr;

src/backend/postmaster/bgwriter.c

@@ -297,7 +297,7 @@ BackgroundWriterMain(void)
 		 * overall timeout handling but just assume we're going to get called
 		 * often enough even if hibernation mode is active. It's not that
 		 * important that log_snap_interval_ms is met strictly. To make sure
-		 * we're not waking the disk up unneccesarily on an idle system we
+		 * we're not waking the disk up unnecessarily on an idle system we
 		 * check whether there has been any WAL inserted since the last time
 		 * we've logged a running xacts.
 		 *

src/backend/replication/basebackup.c

@@ -85,7 +85,7 @@ static char *statrelpath = NULL;
 /* The actual number of bytes, transfer of which may cause sleep. */
 static uint64 throttling_sample;
 
-/* Amount of data already transfered but not yet throttled.  */
+/* Amount of data already transferred but not yet throttled.  */
 static int64 throttling_counter;
 
 /* The minimum time required to transfer throttling_sample bytes. */
@@ -172,7 +172,7 @@ perform_base_backup(basebackup_options *opt, DIR *tblspcdir)
 
 			/*
 			 * The minimum amount of time for throttling_sample bytes to be
-			 * transfered.
+			 * transferred.
 			 */
 			elapsed_min_unit = USECS_PER_SEC / THROTTLING_FREQUENCY;
 

src/backend/replication/logical/origin.c

@@ -1342,7 +1342,7 @@ pg_replication_origin_advance(PG_FUNCTION_ARGS)
 	/*
 	 * Can't sensibly pass a local commit to be flushed at checkpoint - this
 	 * xact hasn't committed yet. This is why this function should be used to
-	 * set up the intial replication state, but not for replay.
+	 * set up the initial replication state, but not for replay.
 	 */
 	replorigin_advance(node, remote_commit, InvalidXLogRecPtr,
 					   true /* go backward */, true /* wal log */);

src/backend/replication/logical/reorderbuffer.c

@@ -143,7 +143,7 @@ typedef struct ReorderBufferDiskChange
  * without hitting disk in OLTP workloads, while starting to spool to disk in
  * other workloads reasonably fast.
  *
- * At some point in the future it probaly makes sense to have a more elaborate
+ * At some point in the future it probably makes sense to have a more elaborate
  * resource management here, but it's not entirely clear what that would look
  * like.
  */
@@ -1704,7 +1704,7 @@ ReorderBufferForget(ReorderBuffer *rb, TransactionId xid, XLogRecPtr lsn)
 	txn->final_lsn = lsn;
 
 	/*
-	 * Proccess cache invalidation messages if there are any. Even if we're
+	 * Process cache invalidation messages if there are any. Even if we're
 	 * not interested in the transaction's contents, it could have manipulated
 	 * the catalog and we need to update the caches according to that.
 	 */

src/backend/replication/logical/snapbuild.c

@@ -770,7 +770,7 @@ SnapBuildDistributeNewCatalogSnapshot(SnapBuild *builder, XLogRecPtr lsn)
 	/*
 	 * Iterate through all toplevel transactions. This can include
 	 * subtransactions which we just don't yet know to be that, but that's
-	 * fine, they will just get an unneccesary snapshot queued.
+	 * fine, they will just get an unnecessary snapshot queued.
 	 */
 	dlist_foreach(txn_i, &builder->reorder->toplevel_by_lsn)
 	{
@@ -1212,7 +1212,7 @@ SnapBuildFindSnapshot(SnapBuild *builder, XLogRecPtr lsn, xl_running_xacts *runn
 	 *	  to CONSISTENT.
 	 *	  NB: We need to search running.xip when seeing a transaction's end to
 	 *	  make sure it's a toplevel transaction and it's been one of the
-	 *	  intially running ones.
+	 *	  initially running ones.
 	 *	  Interestingly, in contrast to HS, this allows us not to care about
 	 *	  subtransactions - and by extension suboverflowed xl_running_xacts -
 	 *	  at all.
@@ -1657,7 +1657,7 @@ SnapBuildRestore(SnapBuild *builder, XLogRecPtr lsn)
 	 * Make sure the snapshot had been stored safely to disk, that's normally
 	 * cheap.
 	 * Note that we do not need PANIC here, nobody will be able to use the
-	 * slot without fsyncing, and saving it won't suceed without an fsync()
+	 * slot without fsyncing, and saving it won't succeed without an fsync()
 	 * either...
 	 * ----
 	 */
@@ -1749,7 +1749,7 @@ SnapBuildRestore(SnapBuild *builder, XLogRecPtr lsn)
 
 	/*
 	 * We are only interested in consistent snapshots for now, comparing
-	 * whether one imcomplete snapshot is more "advanced" seems to be
+	 * whether one incomplete snapshot is more "advanced" seems to be
 	 * unnecessarily complex.
 	 */
 	if (ondisk.builder.state < SNAPBUILD_CONSISTENT)

src/backend/replication/slot.c

@@ -79,7 +79,7 @@ typedef struct ReplicationSlotOnDisk
 /* size of the part covered by the checksum */
 #define SnapBuildOnDiskChecksummedSize \
 	sizeof(ReplicationSlotOnDisk) - SnapBuildOnDiskNotChecksummedSize
-/* size of the slot data that is version dependant */
+/* size of the slot data that is version dependent */
 #define ReplicationSlotOnDiskV2Size \
 	sizeof(ReplicationSlotOnDisk) - ReplicationSlotOnDiskConstantSize
 

src/backend/storage/buffer/bufmgr.c

@@ -2165,7 +2165,7 @@ CheckForBufferLeaks(void)
 		}
 	}
 
-	/* if neccessary search the hash */
+	/* if necessary search the hash */
 	if (PrivateRefCountOverflowed)
 	{
 		HASH_SEQ_STATUS hstat;

src/backend/storage/ipc/dsm.c

@@ -225,7 +225,7 @@ dsm_cleanup_using_control_segment(dsm_handle old_control_handle)
 	/*
 	 * Try to attach the segment.  If this fails, it probably just means that
 	 * the operating system has been rebooted and the segment no longer
-	 * exists, or an unrelated proces has used the same shm ID.  So just fall
+	 * exists, or an unrelated process has used the same shm ID.  So just fall
 	 * out quietly.
 	 */
 	if (!dsm_impl_op(DSM_OP_ATTACH, old_control_handle, 0, &impl_private,

src/backend/storage/ipc/procarray.c

@@ -2001,7 +2001,7 @@ GetOldestSafeDecodingTransactionId(void)
 	/*
 	 * If there's already a slot pegging the xmin horizon, we can start with
 	 * that value, it's guaranteed to be safe since it's computed by this
-	 * routine initally and has been enforced since.
+	 * routine initially and has been enforced since.
 	 */
 	if (TransactionIdIsValid(procArray->replication_slot_catalog_xmin) &&
 		TransactionIdPrecedes(procArray->replication_slot_catalog_xmin,

src/backend/storage/ipc/shm_mq.c

@@ -1047,7 +1047,7 @@ shm_mq_inc_bytes_read(volatile shm_mq *mq, Size n)
 
 /*
  * Get the number of bytes written.  The sender need not use this to access
- * the count of bytes written, but the reciever must.
+ * the count of bytes written, but the receiver must.
  */
 static uint64
 shm_mq_get_bytes_written(volatile shm_mq *mq, bool *detached)

src/bin/pg_dump/pg_dump.c

@@ -15484,7 +15484,7 @@ dumpRule(Archive *fout, DumpOptions *dopt, RuleInfo *rinfo)
  *    is able and expected to modify those tables after the extension has been
  *    loaded.  For these tables, we dump out only the data- the structure is
  *    expected to be handled at CREATE EXTENSION time, including any indexes or
- *    foriegn keys, which brings us to-
+ *    foreign keys, which brings us to-
  *
  * 3. Record FK dependencies between configuration tables.
  *

src/bin/pg_upgrade/pg_upgrade.c

@@ -198,7 +198,7 @@ setup(char *argv0, bool *live_check)
 		 * start, assume the server is running.  If the pid file is left over
 		 * from a server crash, this also allows any committed transactions
 		 * stored in the WAL to be replayed so they are not lost, because WAL
-		 * files are not transfered from old to new servers.
+		 * files are not transferred from old to new servers.
 		 */
 		if (start_postmaster(&old_cluster, false))
 			stop_postmaster(false);

src/bin/psql/print.c

@@ -749,7 +749,7 @@ print_aligned_text(const printTableContent *cont, FILE *fout)
 	{
 		/*
 		 * Optional optimized word wrap. Shrink columns with a high max/avg
-		 * ratio.  Slighly bias against wider columns. (Increases chance a
+		 * ratio.  Slightly bias against wider columns. (Increases chance a
 		 * narrow column will fit in its cell.)  If available columns is
 		 * positive...  and greater than the width of the unshrinkable column
 		 * headers

src/include/c.h

@@ -982,7 +982,7 @@ typedef NameData *Name;
  * To better support parallel installations of major PostgeSQL
  * versions as well as parallel installations of major library soname
  * versions, we mangle the gettext domain name by appending those
- * version numbers.  The coding rule ought to be that whereever the
+ * version numbers.  The coding rule ought to be that wherever the
  * domain name is mentioned as a literal, it must be wrapped into
  * PG_TEXTDOMAIN().  The macros below do not work on non-literals; but
  * that is somewhat intentional because it avoids having to worry

src/include/utils/rel.h

@@ -89,7 +89,7 @@ typedef struct RelationData
 	 * survived into, or zero if not changed in the current transaction (or we
 	 * have forgotten changing it). rd_newRelfilenodeSubid can be forgotten
 	 * when a relation has multiple new relfilenodes within a single
-	 * transaction, with one of them occuring in a subsequently aborted
+	 * transaction, with one of them occurring in a subsequently aborted
 	 * subtransaction, e.g. BEGIN; TRUNCATE t; SAVEPOINT save; TRUNCATE t;
 	 * ROLLBACK TO save; -- rd_newRelfilenode is now forgotten
 	 */

src/interfaces/libpq/fe-auth.c

@@ -300,7 +300,7 @@ pg_SSPI_continue(PGconn *conn)
 
 	if (conn->sspictx == NULL)
 	{
-		/* On first run, transfer retreived context handle */
+		/* On first run, transfer retrieved context handle */
 		conn->sspictx = malloc(sizeof(CtxtHandle));
 		if (conn->sspictx == NULL)
 		{
@@ -373,7 +373,7 @@ pg_SSPI_startup(PGconn *conn, int use_negotiate)
 	conn->sspictx = NULL;
 
 	/*
-	 * Retreive credentials handle
+	 * Retrieve credentials handle
 	 */
 	conn->sspicred = malloc(sizeof(CredHandle));
 	if (conn->sspicred == NULL)

src/tools/pgindent/pgindent

@@ -19,7 +19,7 @@ my $devnull        = File::Spec->devnull;
 my $indent_opts =
   "-bad -bap -bc -bl -d0 -cdb -nce -nfc1 -di12 -i4 -l79 -lp -nip -npro -bbb";
 
-# indent-dependant settings
+# indent-dependent settings
 my $extra_opts = "";
 
 my ($typedefs_file, $typedef_str, $code_base, $excludes, $indent, $build);