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I was digging through the GiST code, and figured I'd fix up some of the

Browse Source 
"bad smell" in that code. Stuff like function parameters that aren't
used, typos in the comments, comparison between signed and unsigned
ints, etc.

Attached is a pretty trivial patch; it compiles, but beyond that
completely untested. Unless anyone sees any problems, please apply for
7.3.

Neil Conway
This commit is contained in:
Bruce Momjian 2002-03-05 05:30:40 +00:00
parent 33766e680d
commit 276fc7ce82
4 changed files with 32 additions and 40 deletions
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40
src/backend/access/gist/gist.c
View File

@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/gist/gist.c,v 1.89 2002/03/02 21:39:16 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/gist/gist.c,v 1.90 2002/03/05 05:30:31 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -87,12 +87,10 @@ static OffsetNumber gistwritebuffer(Relation r,
Page page,
IndexTuple *itup,
int len,
OffsetNumber off,
GISTSTATE *giststate);
OffsetNumber off);
static int gistnospace(Page page,
IndexTuple *itvec, int len);
static IndexTuple *gistreadbuffer(Relation r,
Buffer buffer, int *len);
static IndexTuple *gistreadbuffer(Buffer buffer, int *len);
static IndexTuple *gistjoinvector(
IndexTuple *itvec, int *len,
IndexTuple *additvec, int addlen);
@ -117,7 +115,7 @@ static IndexTuple *gistSplit(Relation r,
int *len,
GISTSTATE *giststate,
InsertIndexResult *res);
static void gistnewroot(GISTSTATE *giststate, Relation r,
static void gistnewroot(Relation r,
IndexTuple *itup, int len);
static void GISTInitBuffer(Buffer b, uint32 f);
static OffsetNumber gistchoose(Relation r, Page p,
@ -359,10 +357,10 @@ gistinsert(PG_FUNCTION_ARGS)
#ifdef GIST_PAGEADDITEM
/*
** Take a compressed entry, and install it on a page. Since we now know
** where the entry will live, we decompress it and recompress it using
** that knowledge (some compression routines may want to fish around
** on the page, for example, or do something special for leaf nodes.)
* Take a compressed entry, and install it on a page. Since we now know
* where the entry will live, we decompress it and recompress it using
* that knowledge (some compression routines may want to fish around
* on the page, for example, or do something special for leaf nodes.)
*/
static OffsetNumber
gistPageAddItem(GISTSTATE *giststate,
@ -425,7 +423,7 @@ gistdoinsert(Relation r,
ret = gistlayerinsert(r, GISTP_ROOT, &instup, &len, res, giststate);
if (ret & SPLITED)
gistnewroot(giststate, r, instup, len);
gistnewroot(r, instup, len);
for (i = 0; i < len; i++)
pfree(instup[i]);
@ -452,7 +450,7 @@ gistlayerinsert(Relation r, BlockNumber blkno,
if (!(opaque->flags & F_LEAF))
{
/* internal page, so we must walk on tree */
/* len IS equial 1 */
/* len IS equal 1 */
ItemId iid;
BlockNumber nblkno;
ItemPointerData oldtid;
@ -509,7 +507,7 @@ gistlayerinsert(Relation r, BlockNumber blkno,
oldlen;
ret |= SPLITED;
itvec = gistreadbuffer(r, buffer, &tlen);
itvec = gistreadbuffer(buffer, &tlen);
itvec = gistjoinvector(itvec, &tlen, (*itup), *len);
oldlen = *len;
newitup = gistSplit(r, buffer, itvec, &tlen, giststate,
@ -534,7 +532,7 @@ gistlayerinsert(Relation r, BlockNumber blkno,
FirstOffsetNumber
:
OffsetNumberNext(PageGetMaxOffsetNumber(page));
l = gistwritebuffer(r, page, (*itup), *len, off, giststate);
l = gistwritebuffer(r, page, (*itup), *len, off);
WriteBuffer(buffer);
/*
@ -570,7 +568,7 @@ gistlayerinsert(Relation r, BlockNumber blkno,
*/
static OffsetNumber
gistwritebuffer(Relation r, Page page, IndexTuple *itup,
int len, OffsetNumber off, GISTSTATE *giststate)
int len, OffsetNumber off)
{
OffsetNumber l = InvalidOffsetNumber;
int i;
@ -609,7 +607,7 @@ gistwritebuffer(Relation r, Page page, IndexTuple *itup,
static int
gistnospace(Page page, IndexTuple *itvec, int len)
{
int size = 0;
unsigned int size = 0;
int i;
for (i = 0; i < len; i++)
@ -622,7 +620,7 @@ gistnospace(Page page, IndexTuple *itvec, int len)
* Read buffer into itup vector
*/
static IndexTuple *
gistreadbuffer(Relation r, Buffer buffer, int *len /* out */ )
gistreadbuffer(Buffer buffer, int *len /* out */ )
{
OffsetNumber i,
maxoff;
@ -1365,7 +1363,7 @@ gistSplit(Relation r,
{
OffsetNumber l;
l = gistwritebuffer(r, right, rvectup, v.spl_nright, FirstOffsetNumber, giststate);
l = gistwritebuffer(r, right, rvectup, v.spl_nright, FirstOffsetNumber);
WriteBuffer(rightbuf);
if (res)
@ -1398,7 +1396,7 @@ gistSplit(Relation r,
{
OffsetNumber l;
l = gistwritebuffer(r, left, lvectup, v.spl_nleft, FirstOffsetNumber, giststate);
l = gistwritebuffer(r, left, lvectup, v.spl_nleft, FirstOffsetNumber);
if (BufferGetBlockNumber(buffer) != GISTP_ROOT)
PageRestoreTempPage(left, p);
@ -1428,7 +1426,7 @@ gistSplit(Relation r,
}
static void
gistnewroot(GISTSTATE *giststate, Relation r, IndexTuple *itup, int len)
gistnewroot(Relation r, IndexTuple *itup, int len)
{
Buffer b;
Page p;
@ -1437,7 +1435,7 @@ gistnewroot(GISTSTATE *giststate, Relation r, IndexTuple *itup, int len)
GISTInitBuffer(b, 0);
p = BufferGetPage(b);
gistwritebuffer(r, p, itup, len, FirstOffsetNumber, giststate);
gistwritebuffer(r, p, itup, len, FirstOffsetNumber);
WriteBuffer(b);
}

6
src/backend/access/gist/gistget.c
View File

@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/gist/gistget.c,v 1.31 2001/10/25 05:49:20 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/gist/gistget.c,v 1.32 2002/03/05 05:30:31 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -24,7 +24,7 @@ static RetrieveIndexResult gistscancache(IndexScanDesc s, ScanDirection dir);
static RetrieveIndexResult gistfirst(IndexScanDesc s, ScanDirection dir);
static RetrieveIndexResult gistnext(IndexScanDesc s, ScanDirection dir);
static ItemPointer gistheapptr(Relation r, ItemPointer itemp);
static bool gistindex_keytest(IndexTuple tuple, TupleDesc tupdesc,
static bool gistindex_keytest(IndexTuple tuple,
int scanKeySize, ScanKey key, GISTSTATE *giststate,
Relation r, Page p, OffsetNumber offset);
@ -219,7 +219,6 @@ gistnext(IndexScanDesc s, ScanDirection dir)
/* Similar to index_keytest, but decompresses the key in the IndexTuple */
static bool
gistindex_keytest(IndexTuple tuple,
TupleDesc tupdesc,
int scanKeySize,
ScanKey key,
GISTSTATE *giststate,
@ -314,7 +313,6 @@ gistfindnext(IndexScanDesc s, Page p, OffsetNumber n, ScanDirection dir)
{
it = (IndexTuple) PageGetItem(p, PageGetItemId(p, n));
if (gistindex_keytest(it,
RelationGetDescr(s->relation),
s->numberOfKeys, s->keyData, giststate,
s->relation, p, n))
break;

12
src/backend/access/gist/gistscan.c
View File

@ -8,7 +8,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/gist/gistscan.c,v 1.40 2001/10/25 05:49:20 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/gist/gistscan.c,v 1.41 2002/03/05 05:30:35 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -24,8 +24,7 @@ static void gistregscan(IndexScanDesc s);
static void gistdropscan(IndexScanDesc s);
static void gistadjone(IndexScanDesc s, int op, BlockNumber blkno,
OffsetNumber offnum);
static void adjuststack(GISTSTACK *stk, BlockNumber blkno,
OffsetNumber offnum);
static void adjuststack(GISTSTACK *stk, BlockNumber blkno);
static void adjustiptr(IndexScanDesc s, ItemPointer iptr,
int op, BlockNumber blkno, OffsetNumber offnum);
@ -340,8 +339,8 @@ gistadjone(IndexScanDesc s,
if (op == GISTOP_SPLIT)
{
adjuststack(so->s_stack, blkno, offnum);
adjuststack(so->s_markstk, blkno, offnum);
adjuststack(so->s_stack, blkno);
adjuststack(so->s_markstk, blkno);
}
}
@ -428,8 +427,7 @@ adjustiptr(IndexScanDesc s,
/*ARGSUSED*/
static void
adjuststack(GISTSTACK *stk,
BlockNumber blkno,
OffsetNumber offnum)
BlockNumber blkno)
{
while (stk != (GISTSTACK *) NULL)
{

12
src/backend/access/rtree/rtscan.c
View File

@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/access/rtree/Attic/rtscan.c,v 1.39 2001/10/25 05:49:21 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/access/rtree/Attic/rtscan.c,v 1.40 2002/03/05 05:30:40 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -25,8 +25,7 @@ static void rtregscan(IndexScanDesc s);
static void rtdropscan(IndexScanDesc s);
static void rtadjone(IndexScanDesc s, int op, BlockNumber blkno,
OffsetNumber offnum);
static void adjuststack(RTSTACK *stk, BlockNumber blkno,
OffsetNumber offnum);
static void adjuststack(RTSTACK *stk, BlockNumber blkno);
static void adjustiptr(IndexScanDesc s, ItemPointer iptr,
int op, BlockNumber blkno, OffsetNumber offnum);
@ -337,8 +336,8 @@ rtadjone(IndexScanDesc s,
if (op == RTOP_SPLIT)
{
adjuststack(so->s_stack, blkno, offnum);
adjuststack(so->s_markstk, blkno, offnum);
adjuststack(so->s_stack, blkno);
adjuststack(so->s_markstk, blkno);
}
}
@ -425,8 +424,7 @@ adjustiptr(IndexScanDesc s,
/*ARGSUSED*/
static void
adjuststack(RTSTACK *stk,
BlockNumber blkno,
OffsetNumber offnum)
BlockNumber blkno)
{
while (stk != (RTSTACK *) NULL)
{