Fix a problem in lsmtest causing one test to fail for multi-threaded LSM

connections.

FossilOrigin-Name: 2bce64c8864b616f9ab0063f64d0ceb2f83e53e110970c6b3b11003cba5c8804

ext/lsm1/lsm-test/lsmtest9.c

@@ -44,6 +44,7 @@ static void doDataTest4(
   int i;
   int rc = 0;
   int iDot = 0;
+  int bMultiThreaded = 0;         /* True for MT LSM database */
 
   int nRecOn3 = (p->nRec / 3);
   int iData = 0;
@@ -52,7 +53,10 @@ static void doDataTest4(
   rc = testControlDb(&pControl);
   pDb = testOpen(zSystem, 1, &rc);
   pData = testDatasourceNew(&p->defn);
-  if( rc==0 ) db = tdb_lsm(pDb);
+  if( rc==0 ){
+    db = tdb_lsm(pDb);
+    bMultiThreaded = tdb_lsm_multithread(pDb);
+  }
 
   testWriteDatasourceRange(pControl, pData, iData, nRecOn3*3, &rc);
   testWriteDatasourceRange(pDb,      pData, iData, nRecOn3*3, &rc);
@@ -71,6 +75,7 @@ static void doDataTest4(
         nDone = 0;
         rc = lsm_work(db, 1, (1<<30), &nDone);
       }while( rc==0 && nDone>0 );
+      if( bMultiThreaded && rc==LSM_BUSY ) rc = LSM_OK;
 #if 0 
       fprintf(stderr, "lsm_work() done...\n"); fflush(stderr);
 #endif

ext/lsm1/lsm-test/lsmtest_tdb.h

@@ -136,6 +136,12 @@ int tdb_lsm_open(const char *zCfg, const char *zDb, int bClear, TestDb **ppDb);
 */
 lsm_db *tdb_lsm(TestDb *pDb);
 
+/*
+** Return true if the db passed as an argument is a multi-threaded LSM
+** connection.
+*/
+int tdb_lsm_multithread(TestDb *pDb);
+
 /*
 ** Return a pointer to the lsm_env object used by all lsm database
 ** connections initialized as a copy of the object returned by 

ext/lsm1/lsm-test/lsmtest_tdb3.c

@@ -1051,6 +1051,14 @@ lsm_db *tdb_lsm(TestDb *pDb){
   return 0;
 }
 
+int tdb_lsm_multithread(TestDb *pDb){
+  int ret = 0;
+  if( tdb_lsm(pDb) ){
+    ret = ((LsmDb*)pDb)->eMode!=LSMTEST_MODE_SINGLETHREAD;
+  }
+  return ret;
+}
+
 void tdb_lsm_enable_log(TestDb *pDb, int bEnable){
   lsm_db *db = tdb_lsm(pDb);
   if( db ){