update to call _sqlite3_limit as a wrapper instead of sqlite3_limit

sqlite3.go

@@ -105,6 +105,30 @@ int compareTrampoline(void*, int, char*, int, char*);
 int commitHookTrampoline(void*);
 void rollbackHookTrampoline(void*);
 void updateHookTrampoline(void*, int, char*, char*, sqlite3_int64);
+
+#ifdef SQLITE_LIMIT_WORKER_THREADS
+# define _SQLITE_HAS_LIMIT
+# define SQLITE_LIMIT_LENGTH                    0
+# define SQLITE_LIMIT_SQL_LENGTH                1
+# define SQLITE_LIMIT_COLUMN                    2
+# define SQLITE_LIMIT_EXPR_DEPTH                3
+# define SQLITE_LIMIT_COMPOUND_SELECT           4
+# define SQLITE_LIMIT_VDBE_OP                   5
+# define SQLITE_LIMIT_FUNCTION_ARG              6
+# define SQLITE_LIMIT_ATTACHED                  7
+# define SQLITE_LIMIT_LIKE_PATTERN_LENGTH       8
+# define SQLITE_LIMIT_VARIABLE_NUMBER           9
+# define SQLITE_LIMIT_TRIGGER_DEPTH            10
+# define SQLITE_LIMIT_WORKER_THREADS           11
+#endif
+
+static int _sqlite3_limit(sqlite3* db, int limitId, int newLimit) {
+#ifndef _SQLITE_HAS_LIMIT
+  return -1;
+#else
+  return sqlite3_limit(db, limitId, newLimit);
+#endif
+}
 */
 import "C"
 import (
@@ -847,14 +871,14 @@ const (
 // GetLimit returns the current value of a run-time limit.
 // See: sqlite3_limit, http://www.sqlite.org/c3ref/limit.html
 func (c *SQLiteConn) GetLimit(id int) int {
-	return int(C.sqlite3_limit(c.db, C.int(id), -1))
+	return int(C._sqlite3_limit(c.db, C.int(id), -1))
 }
 
 // SetLimit changes the value of a run-time limits.
 // Then this method returns the prior value of the limit.
 // See: sqlite3_limit, http://www.sqlite.org/c3ref/limit.html
 func (c *SQLiteConn) SetLimit(id int, newVal int) int {
-	return int(C.sqlite3_limit(c.db, C.int(id), C.int(newVal)))
+	return int(C._sqlite3_limit(c.db, C.int(id), C.int(newVal)))
 }
 
 // Close the statement.