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Merge enhancements from trunk, including the new sqlite3_value_dup() API and

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the addition of the apSqlParam field in the sqlite3_rtree_query_info object
of R-Tree.

FossilOrigin-Name: cdc0ca6fb36e787b981fb544a27c6df838f85704
This commit is contained in:
drh
2015-05-22 23:26:18 +00:00
parent dbbd816059 18070e08c5
commit 893ca50d0f
20 changed files with 264 additions and 101 deletions
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30
src/vdbeapi.c
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@@ -212,6 +212,36 @@ int sqlite3_value_type(sqlite3_value* pVal){
return aType[pVal->flags&MEM_AffMask];
}
/* Make a copy of an sqlite3_value object
*/
sqlite3_value *sqlite3_value_dup(const sqlite3_value *pOrig){
sqlite3_value *pNew;
if( pOrig==0 ) return 0;
pNew = sqlite3_malloc( sizeof(*pNew) );
if( pNew==0 ) return 0;
memset(pNew, 0, sizeof(*pNew));
memcpy(pNew, pOrig, MEMCELLSIZE);
pNew->flags &= ~MEM_Dyn;
pNew->db = 0;
if( pNew->flags&(MEM_Str|MEM_Blob) ){
pNew->flags &= ~(MEM_Static|MEM_Dyn);
pNew->flags |= MEM_Ephem;
if( sqlite3VdbeMemMakeWriteable(pNew)!=SQLITE_OK ){
sqlite3ValueFree(pNew);
pNew = 0;
}
}
return pNew;
}
/* Destroy an sqlite3_value object previously obtained from
** sqlite3_value_dup().
*/
void sqlite3_value_free(sqlite3_value *pOld){
sqlite3ValueFree(pOld);
}
/**************************** sqlite3_result_ *******************************
** The following routines are used by user-defined functions to specify
** the function result.