Tiny assorted fixes: correct a typo in a comment in vacuumlazy.c, remove

Neil Conway · Neil Conway · commit 03709513477a · 2004-04-25T23:50:58.000Z
some unused #include directives from bufmgr.c, and clarify comments in
bufmgr.h and buf.h
diff --git a/src/backend/commands/vacuumlazy.c b/src/backend/commands/vacuumlazy.c
@@ -31,7 +31,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.38 2004/02/12 05:39:55 tgl Exp $
+ *	  $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.39 2004/04/25 23:50:54 neilc Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -813,7 +813,7 @@ count_nondeletable_pages(Relation onerel, LVRelStats *vacrelstats)
 
 		if (PageIsNew(page) || PageIsEmpty(page))
 		{
-			/* PageIsNew robably shouldn't happen... */
+			/* PageIsNew probably shouldn't happen... */
 			LockBuffer(buf, BUFFER_LOCK_UNLOCK);
 			ReleaseBuffer(buf);
 			continue;
diff --git a/src/backend/storage/buffer/bufmgr.c b/src/backend/storage/buffer/bufmgr.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.163 2004/04/22 07:21:55 neilc Exp $
+ *	  $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.164 2004/04/25 23:50:54 neilc Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -35,8 +35,6 @@
  */
 #include "postgres.h"
 
-#include <math.h>
-#include <signal.h>
 #include <sys/file.h>
 #include <unistd.h>
 
diff --git a/src/include/storage/buf.h b/src/include/storage/buf.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/storage/buf.h,v 1.16 2003/11/29 22:41:13 pgsql Exp $
+ * $PostgreSQL: pgsql/src/include/storage/buf.h,v 1.17 2004/04/25 23:50:58 neilc Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -32,7 +32,7 @@ typedef int Buffer;
 
 /*
  * BufferIsLocal
- *		True iff the buffer is local (not visible to other servers).
+ *		True iff the buffer is local (not visible to other backends).
  */
 #define BufferIsLocal(buffer)	((buffer) < 0)
 
diff --git a/src/include/storage/bufmgr.h b/src/include/storage/bufmgr.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2003, PostgreSQL Global Development Group
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.77 2004/04/22 07:21:55 neilc Exp $
+ * $PostgreSQL: pgsql/src/include/storage/bufmgr.h,v 1.78 2004/04/25 23:50:58 neilc Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -42,7 +42,7 @@ extern DLLIMPORT int NLocBuffer;
 extern DLLIMPORT Block *LocalBufferBlockPointers;
 extern int32 *LocalRefCount;
 
-/* special pageno for bget */
+/* special block number for ReadBuffer() */
 #define P_NEW	InvalidBlockNumber		/* grow the file to get a new page */
 
 /*

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,7 @@`
`31`	`31`	`*`
`32`	`32`	`*`
`33`	`33`	`* IDENTIFICATION`
`34`		`- * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.38 2004/02/12 05:39:55 tgl Exp $`
	`34`	`+ * $PostgreSQL: pgsql/src/backend/commands/vacuumlazy.c,v 1.39 2004/04/25 23:50:54 neilc Exp $`
`35`	`35`	`*`
`36`	`36`	`*-------------------------------------------------------------------------`
`37`	`37`	`*/`
`@@ -813,7 +813,7 @@ count_nondeletable_pages(Relation onerel, LVRelStats *vacrelstats)`
`813`	`813`
`814`	`814`	`if (PageIsNew(page) \|\| PageIsEmpty(page))`
`815`	`815`	`{`
`816`		`- /* PageIsNew robably shouldn't happen... */`
	`816`	`+ /* PageIsNew probably shouldn't happen... */`
`817`	`817`	`LockBuffer(buf, BUFFER_LOCK_UNLOCK);`
`818`	`818`	`ReleaseBuffer(buf);`
`819`	`819`	`continue;`
Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@`
`8`	`8`	`*`
`9`	`9`	`*`
`10`	`10`	`* IDENTIFICATION`
`11`		`- * $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.163 2004/04/22 07:21:55 neilc Exp $`
	`11`	`+ * $PostgreSQL: pgsql/src/backend/storage/buffer/bufmgr.c,v 1.164 2004/04/25 23:50:54 neilc Exp $`
`12`	`12`	`*`
`13`	`13`	`*-------------------------------------------------------------------------`
`14`	`14`	`*/`
`@@ -35,8 +35,6 @@`
`35`	`35`	`*/`
`36`	`36`	`#include "postgres.h"`
`37`	`37`
`38`		`-#include <math.h>`
`39`		`-#include <signal.h>`
`40`	`38`	`#include <sys/file.h>`
`41`	`39`	`#include <unistd.h>`
`42`	`40`