Fix small bug in headline generation.

feodor · feodor · commit 906b7e5f6c92 · 2008-10-17T17:27:46.000Z
Patch from Sushant Sinha <sushant354@gmail.com> http://archives.postgresql.org/pgsql-hackers/2008-07/msg00785.php
diff --git a/src/backend/tsearch/wparser_def.c b/src/backend/tsearch/wparser_def.c
@@ -7,7 +7,7 @@
  *
  *
  * IDENTIFICATION
- *	  $PostgreSQL: pgsql/src/backend/tsearch/wparser_def.c,v 1.15 2008/06/17 16:09:06 momjian Exp $
+ *	  $PostgreSQL: pgsql/src/backend/tsearch/wparser_def.c,v 1.16 2008/10/17 17:27:46 teodor Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -1621,7 +1621,7 @@ hlCover(HeadlineParsedText *prs, TSQuery query, int *p, int *q)
 	QueryItem  *item = GETQUERY(query);
 	int			pos = *p;
 
-	*q = 0;
+	*q = -1;
 	*p = 0x7fffffff;
 
 	for (j = 0; j < query->size; j++)
@@ -1643,7 +1643,7 @@ hlCover(HeadlineParsedText *prs, TSQuery query, int *p, int *q)
 		item++;
 	}
 
-	if (*q == 0)
+	if (*q < 0)
 		return false;
 
 	item = GETQUERY(query);

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@`
`7`	`7`	`*`
`8`	`8`	`*`
`9`	`9`	`* IDENTIFICATION`
`10`		`- * $PostgreSQL: pgsql/src/backend/tsearch/wparser_def.c,v 1.15 2008/06/17 16:09:06 momjian Exp $`
	`10`	`+ * $PostgreSQL: pgsql/src/backend/tsearch/wparser_def.c,v 1.16 2008/10/17 17:27:46 teodor Exp $`
`11`	`11`	`*`
`12`	`12`	`*-------------------------------------------------------------------------`
`13`	`13`	`*/`
`@@ -1621,7 +1621,7 @@ hlCover(HeadlineParsedText prs, TSQuery query, int p, int *q)`
`1621`	`1621`	`QueryItem *item = GETQUERY(query);`
`1622`	`1622`	`int pos = *p;`
`1623`	`1623`
`1624`		`- *q = 0;`
	`1624`	`+ *q = -1;`
`1625`	`1625`	`*p = 0x7fffffff;`
`1626`	`1626`
`1627`	`1627`	`for (j = 0; j < query->size; j++)`
`@@ -1643,7 +1643,7 @@ hlCover(HeadlineParsedText prs, TSQuery query, int p, int *q)`
`1643`	`1643`	`item++;`
`1644`	`1644`	`}`
`1645`	`1645`
`1646`		`- if (*q == 0)`
	`1646`	`+ if (*q < 0)`
`1647`	`1647`	`return false;`
`1648`	`1648`
`1649`	`1649`	`item = GETQUERY(query);`