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| author | Teodor Sigaev <teodor@sigaev.ru> | 2009-01-15 18:05:04 +0000 |
|---|---|---|
| committer | Teodor Sigaev <teodor@sigaev.ru> | 2009-01-15 18:05:04 +0000 |
| commit | ff25ee0c7ad4889bfd3da8a2bfb392aba1b7692b (patch) | |
| tree | 0de77097d659454fb2c3625e850e0c7d7b2319be | |
| parent | a82832465b50ce674de39aa2a9030327f894fdba (diff) | |
Fix generation of too long headline with ShortWords.
Per http://archives.postgresql.org/pgsql-hackers/2008-09/msg01088.php
| -rw-r--r-- | contrib/tsearch2/wparser_def.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/contrib/tsearch2/wparser_def.c b/contrib/tsearch2/wparser_def.c index 25e409786e6..8e84222dd9d 100644 --- a/contrib/tsearch2/wparser_def.c +++ b/contrib/tsearch2/wparser_def.c @@ -298,12 +298,14 @@ prsd_headline(PG_FUNCTION_ARGS) if (curlen < min_words && i >= prs->curwords) { /* got end of text and our cover is shoter * than min_words */ - for (i = p; i >= 0; i--) + for (i = p - 1 ; i >= 0; i--) { if (!NONWORDTOKEN(prs->words[i].type)) curlen++; if (prs->words[i].item && !prs->words[i].repeated) poslen++; + if ( curlen >= max_words ) + break; if (NOENDTOKEN(prs->words[i].type) || prs->words[i].len <= shortword) continue; if (curlen >= min_words) |