diff options
Diffstat (limited to 'ext/fts5/fts5_storage.c')
| -rw-r--r-- | ext/fts5/fts5_storage.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/ext/fts5/fts5_storage.c b/ext/fts5/fts5_storage.c index 2b43016be..76820e85b 100644 --- a/ext/fts5/fts5_storage.c +++ b/ext/fts5/fts5_storage.c @@ -539,6 +539,7 @@ static int fts5StorageDeleteFromIndex( for(iCol=1; rc==SQLITE_OK && iCol<=pConfig->nCol; iCol++){ if( pConfig->abUnindexed[iCol-1]==0 ){ sqlite3_value *pVal = 0; + sqlite3_value *pFree = 0; const char *pText = 0; int nText = 0; const char *pLoc = 0; @@ -555,11 +556,22 @@ static int fts5StorageDeleteFromIndex( if( pConfig->bLocale && sqlite3Fts5IsLocaleValue(pConfig, pVal) ){ rc = sqlite3Fts5DecodeLocaleValue(pVal, &pText, &nText, &pLoc, &nLoc); }else{ - pText = (const char*)sqlite3_value_text(pVal); - nText = sqlite3_value_bytes(pVal); - if( pConfig->bLocale && pSeek ){ - pLoc = (const char*)sqlite3_column_text(pSeek, iCol + pConfig->nCol); - nLoc = sqlite3_column_bytes(pSeek, iCol + pConfig->nCol); + if( sqlite3_value_type(pVal)!=SQLITE_TEXT ){ + /* Make a copy of the value to work with. This is because the call + ** to sqlite3_value_text() below forces the type of the value to + ** SQLITE_TEXT, and we may need to use it again later. */ + pFree = pVal = sqlite3_value_dup(pVal); + if( pVal==0 ){ + rc = SQLITE_NOMEM; + } + } + if( rc==SQLITE_OK ){ + pText = (const char*)sqlite3_value_text(pVal); + nText = sqlite3_value_bytes(pVal); + if( pConfig->bLocale && pSeek ){ + pLoc = (const char*)sqlite3_column_text(pSeek, iCol+pConfig->nCol); + nLoc = sqlite3_column_bytes(pSeek, iCol + pConfig->nCol); + } } } @@ -575,6 +587,7 @@ static int fts5StorageDeleteFromIndex( } sqlite3Fts5ClearLocale(pConfig); } + sqlite3_value_free(pFree); } } if( rc==SQLITE_OK && p->nTotalRow<1 ){ |