Clean up the way cursors are handled. This code shows that something is freed...

Clean up the way cursors are handled.  This code shows that something is freed that shouldn't be.  Addresses #162.

git-svn-id: file:///svn/tokudb@1073 c7de825b-a66e-492c-adef-691d508d4ae1

src/tests/test_db_curs4.c

@@ -137,9 +137,11 @@ static void close_databases (void) {
     if (delete_cursor) {
 	r = delete_cursor->c_close(delete_cursor); CKERR(r);
     }
+    delete_cursor=0;
     if (name_cursor) {
 	r = name_cursor->c_close(name_cursor);     CKERR(r);
     }
+    name_cursor=0;
     if (nc_key.data) free(nc_key.data);
     if (nc_data.data) free(nc_data.data);
     r = namedb->close(namedb, 0);     CKERR(r);
@@ -293,7 +295,8 @@ static void activity (void) {
 			  || (oppass==1 && opnum==26)
 			  || (oppass==1 && opnum==30)
 			  || (oppass==2 && opnum==9)
-			  || (oppass==2 && opnum==15));
+			  || (oppass==2 && opnum==15)
+			  );
 	if (do_insert) {
 	    insert_person();
 	} else {
@@ -315,10 +318,10 @@ int main (int argc, const char *argv[]) {
     memset(&nc_key, 0, sizeof(nc_key));
     memset(&nc_data, 0, sizeof(nc_data));
     nc_key.flags = DB_DBT_REALLOC;
-    nc_key.data = malloc(1); // Iniitalize it.
+    nc_key.data = malloc(1); // Initalize it.
     ((char*)nc_key.data)[0]=0;
     nc_data.flags = DB_DBT_REALLOC;
-    nc_data.data = malloc(1); // Iniitalize it.
+    nc_data.data = malloc(1); // Initalize it.
 
 
     mode = MODE_DEFAULT;
@@ -345,6 +348,8 @@ int main (int argc, const char *argv[]) {
 		activity();
 	    }
 	}
+	close_databases();
+	
 	break;
     case MODE_MORE:
 	oppass=2;
@@ -360,11 +365,10 @@ int main (int argc, const char *argv[]) {
 		activity();
 	    }
 	}
+	close_databases();
 	break;
     }
 
-    close_databases();
-
     return 0;
 }