Add binding to sqlite3_compileoption_used

config.go

@@ -18,6 +18,8 @@ int goSqlite3Config(int op, int mode);
 */
 import "C"
 
+import "unsafe"
+
 // ThreadingMode enumerates SQLite threading mode
 // See ConfigThreadingMode
 type ThreadingMode int32
@@ -117,3 +119,11 @@ func (c *Conn) queryOrSetEnableDbConfig(key, i C.int) (bool, error) {
 func (c *Conn) EnableExtendedResultCodes(b bool) error {
 	return c.error(C.sqlite3_extended_result_codes(c.db, btocint(b)), "Conn.EnableExtendedResultCodes")
 }
+
+// CompileOptionUsed returns false or true indicating whether the specified option was defined at compile time.
+// (See http://sqlite.org/c3ref/compileoption_get.html)
+func CompileOptionUsed(optName string) bool {
+	cOptName := C.CString(optName)
+	defer C.free(unsafe.Pointer(cOptName))
+	return C.sqlite3_compileoption_used(cOptName) == 1
+}

config_test.go

@@ -63,3 +63,8 @@ func TestConnSettings(t *testing.T) {
 	err := db.SetRecursiveTriggers("main", true)
 	checkNoError(t, err, "SetRecursiveTriggers error: %s")
 }
+
+func TestCompileOptionUsed(t *testing.T) {
+	b := CompileOptionUsed("SQLITE_ENABLE_COLUMN_METADATA")
+	assert.T(t, b, "COLUMN_METADATA disabled")
+}