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Some elements of the new malloc() failure handling. Not all cases work properly yet. Also, library is not threadsafe if malloc() fails right now. (CVS 2800)

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FossilOrigin-Name: e1606658f1b4530e3001db4779b5669c8d13c853
This commit is contained in:
danielk1977
2005-12-06 12:52:59 +00:00
parent 67e0b84f7d
commit 261919cc16
30 changed files with 446 additions and 267 deletions
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8
src/trigger.c
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@@ -80,14 +80,14 @@ void sqlite3BeginTrigger(
** If sqlite3SrcListLookup() returns 0, indicating the table does not
** exist, the error is caught by the block below.
*/
if( !pTableName || sqlite3_malloc_failed ) goto trigger_cleanup;
if( !pTableName || sqlite3Tsd()->mallocFailed ) goto trigger_cleanup;
pTab = sqlite3SrcListLookup(pParse, pTableName);
if( pName2->n==0 && pTab && pTab->iDb==1 ){
iDb = 1;
}
/* Ensure the table name matches database name and that the table exists */
if( sqlite3_malloc_failed ) goto trigger_cleanup;
if( sqlite3Tsd()->mallocFailed ) goto trigger_cleanup;
assert( pTableName->nSrc==1 );
if( sqlite3FixInit(&sFix, pParse, iDb, "trigger", pName) &&
sqlite3FixSrcList(&sFix, pTableName) ){
@@ -250,7 +250,7 @@ void sqlite3FinishTrigger(
pDel = sqlite3HashInsert(&db->aDb[pTrig->iDb].trigHash,
pTrig->name, strlen(pTrig->name)+1, pTrig);
if( pDel ){
assert( sqlite3_malloc_failed && pDel==pTrig );
assert( sqlite3Tsd()->mallocFailed && pDel==pTrig );
goto triggerfinish_cleanup;
}
pTab = sqlite3LocateTable(pParse,pTrig->table,db->aDb[pTrig->iTabDb].zName);
@@ -430,7 +430,7 @@ void sqlite3DropTrigger(Parse *pParse, SrcList *pName){
int nName;
sqlite3 *db = pParse->db;
if( sqlite3_malloc_failed ) goto drop_trigger_cleanup;
if( sqlite3Tsd()->mallocFailed ) goto drop_trigger_cleanup;
if( SQLITE_OK!=sqlite3ReadSchema(pParse) ){
goto drop_trigger_cleanup;
}