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Commitfb13881

Browse files
committed
1 fix various comparing functions
2 implement gtsvector_out for use with gevel module (debug GiST indexes,http://www.sai.msu.su/~megera/postgres/gist/gevel/)
1 parentfd97743 commitfb13881

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6 files changed

+35
-10
lines changed

6 files changed

+35
-10
lines changed

‎contrib/tsearch2/dict.c‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -92,7 +92,9 @@ reset_dict(void)
9292
staticint
9393
comparedict(constvoid*a,constvoid*b)
9494
{
95-
return ((DictInfo*)a)->dict_id- ((DictInfo*)b)->dict_id;
95+
if ( ((DictInfo*)a)->dict_id== ((DictInfo*)b)->dict_id )
96+
return0;
97+
return ( ((DictInfo*)a)->dict_id< ((DictInfo*)b)->dict_id ) ?-1 :1;
9698
}
9799

98100
DictInfo*

‎contrib/tsearch2/gistidx.c‎

Lines changed: 23 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -54,6 +54,7 @@ Datumgtsvector_picksplit(PG_FUNCTION_ARGS);
5454
GETBITBYTE(val,7)\
5555
)
5656

57+
staticint4sizebitvec(BITVECPsign);
5758

5859
Datum
5960
gtsvector_in(PG_FUNCTION_ARGS)
@@ -64,13 +65,31 @@ gtsvector_in(PG_FUNCTION_ARGS)
6465
PG_RETURN_DATUM(0);
6566
}
6667

68+
#defineSINGOUTSTR"%d true bits, %d false bits"
69+
#defineARROUTSTR"%d unique words"
70+
#defineEXTRALEN( 2*13 )
71+
72+
staticintoutbuf_maxlen=0;
73+
6774
Datum
6875
gtsvector_out(PG_FUNCTION_ARGS)
6976
{
70-
ereport(ERROR,
71-
(errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
72-
errmsg("gtsvector_out not implemented")));
73-
PG_RETURN_DATUM(0);
77+
GISTTYPE*key= (GISTTYPE*)DatumGetPointer(PG_DETOAST_DATUM(PG_GETARG_POINTER(0)));
78+
char*outbuf;
79+
80+
if (outbuf_maxlen==0 )
81+
outbuf_maxlen=2*EXTRALEN+Max(strlen(SINGOUTSTR),strlen(ARROUTSTR) )+1;
82+
outbuf=palloc(outbuf_maxlen );
83+
84+
if (ISARRKEY(key) )
85+
sprintf(outbuf,ARROUTSTR,ARRNELEM(key) );
86+
else {
87+
intcnttrue= (ISALLTRUE(key) ) ?SIGLENBIT :sizebitvec(GETSIGN(key));
88+
sprintf(outbuf,SINGOUTSTR,cnttrue,SIGLENBIT-cnttrue );
89+
}
90+
91+
PG_FREE_IF_COPY(key,0);
92+
PG_RETURN_POINTER(outbuf);
7493
}
7594

7695
staticint

‎contrib/tsearch2/rank.c‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -386,7 +386,7 @@ static int
386386
compareDocR(constvoid*a,constvoid*b)
387387
{
388388
if (((DocRepresentation*)a)->pos== ((DocRepresentation*)b)->pos)
389-
return1;
389+
return0;
390390
return (((DocRepresentation*)a)->pos> ((DocRepresentation*)b)->pos) ?1 :-1;
391391
}
392392

@@ -654,7 +654,7 @@ static int
654654
compareDocWord(constvoid*a,constvoid*b)
655655
{
656656
if (((DocWord*)a)->pos== ((DocWord*)b)->pos)
657-
return1;
657+
return0;
658658
return (((DocWord*)a)->pos> ((DocWord*)b)->pos) ?1 :-1;
659659
}
660660

‎contrib/tsearch2/ts_cfg.c‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -186,7 +186,9 @@ reset_cfg(void)
186186
staticint
187187
comparecfg(constvoid*a,constvoid*b)
188188
{
189-
return ((TSCfgInfo*)a)->id- ((TSCfgInfo*)b)->id;
189+
if ( ((TSCfgInfo*)a)->id== ((TSCfgInfo*)b)->id )
190+
return0;
191+
return ( ((TSCfgInfo*)a)->id< ((TSCfgInfo*)b)->id ) ?-1 :1;
190192
}
191193

192194
TSCfgInfo*

‎contrib/tsearch2/tsvector.c‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -51,7 +51,7 @@ static int
5151
comparePos(constvoid*a,constvoid*b)
5252
{
5353
if (WEP_GETPOS(*(WordEntryPos*)a)==WEP_GETPOS(*(WordEntryPos*)b))
54-
return1;
54+
return0;
5555
return (WEP_GETPOS(*(WordEntryPos*)a)>WEP_GETPOS(*(WordEntryPos*)b)) ?1 :-1;
5656
}
5757

‎contrib/tsearch2/wparser.c‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -93,7 +93,9 @@ reset_prs(void)
9393
staticint
9494
compareprs(constvoid*a,constvoid*b)
9595
{
96-
return ((WParserInfo*)a)->prs_id- ((WParserInfo*)b)->prs_id;
96+
if ( ((WParserInfo*)a)->prs_id== ((WParserInfo*)b)->prs_id )
97+
return0;
98+
return ( ((WParserInfo*)a)->prs_id< ((WParserInfo*)b)->prs_id ) ?-1 :1;
9799
}
98100

99101
WParserInfo*

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