add library, extension patch methods base

src/SPC/builder/Extension.php

@@ -136,6 +136,33 @@ class Extension
         return '';
     }
 
+    /**
+     * Patch code before ./buildconf
+     * If you need to patch some code, overwrite this and return true
+     */
+    public function patchBeforeBuildconf(): bool
+    {
+        return false;
+    }
+
+    /**
+     * Patch code before ./configure
+     * If you need to patch some code, overwrite this and return true
+     */
+    public function patchBeforeConfigure(): bool
+    {
+        return false;
+    }
+
+    /**
+     * Patch code before make
+     * If you need to patch some code, overwrite this and return true
+     */
+    public function patchBeforeMake(): bool
+    {
+        return false;
+    }
+
     /**
      * @throws RuntimeException
      */