[Session] deprecate MemcacheSessionHandler

memcache extension didn't get a release since 4.5 years and is not compatible with PHP 7

UPGRADE-3.4.md

@@ -243,6 +243,9 @@ HttpFoundation
  * Using `Symfony\Component\HttpFoundation\Session\Storage\Handler\MongoDbSessionHandler` with the legacy mongo extension
    has been deprecated and will be removed in 4.0. Use it with the mongodb/mongodb package and ext-mongodb instead.
 
+ * The `Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcacheSessionHandler` class has been deprecated and
+   will be removed in 4.0. Use `Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcachedSessionHandler` instead.
+
 HttpKernel
 ----------
 

UPGRADE-4.0.md

@@ -545,6 +545,9 @@ HttpFoundation
  * The `Symfony\Component\HttpFoundation\Session\Storage\Handler\MongoDbSessionHandler` does not work with the legacy
    mongo extension anymore. It requires mongodb/mongodb package and ext-mongodb.
 
+ * The `Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcacheSessionHandler` class has been removed.
+   Use `Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcachedSessionHandler` instead.
+
 HttpKernel
 ----------
 

src/Symfony/Component/HttpFoundation/CHANGELOG.md

@@ -8,6 +8,7 @@ CHANGELOG
  * deprecated the `AbstractProxy`, `NativeProxy` and `SessionHandlerProxy` classes,
  * deprecated setting session save handlers that do not implement `\SessionHandlerInterface` in `NativeSessionStorage::setSaveHandler()`
  * deprecated using `MongoDbSessionHandler` with the legacy mongo extension; use it with the mongodb/mongodb package and ext-mongodb instead
+ * deprecated `MemcacheSessionHandler`; use `MemcachedSessionHandler` instead
 
 3.3.0
 -----

src/Symfony/Component/HttpFoundation/Session/Storage/Handler/MemcacheSessionHandler.php

@@ -11,8 +11,12 @@
 
 namespace Symfony\Component\HttpFoundation\Session\Storage\Handler;
 
+@trigger_error(sprintf('The class %s is deprecated since version 3.4 and will be removed in 4.0. Use Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcachedSessionHandler instead.', MemcacheSessionHandler::class), E_USER_DEPRECATED);
+
 /**
  * @author Drak <drak@zikula.org>
+ *
+ * @deprecated since version 3.4, to be removed in 4.0. Use Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcachedSessionHandler instead.
  */
 class MemcacheSessionHandler implements \SessionHandlerInterface
 {

src/Symfony/Component/HttpFoundation/Tests/Session/Storage/Handler/MemcacheSessionHandlerTest.php

@@ -17,6 +17,7 @@ use Symfony\Component\HttpFoundation\Session\Storage\Handler\MemcacheSessionHand
 /**
  * @requires extension memcache
  * @group time-sensitive
+ * @group legacy
  */
 class MemcacheSessionHandlerTest extends TestCase
 {