our memcache patch prevents shared building

config/ext.json

@@ -410,8 +410,7 @@
         "ext-depends": [
             "zlib",
             "session"
-        ],
+        ]
-        "build-with-php": true
     },
     "memcached": {
         "support": {

src/SPC/builder/extension/memcache.php

@@ -18,6 +18,9 @@ class memcache extends Extension
 
     public function patchBeforeBuildconf(): bool
     {
+        if (!$this->isBuildStatic()) {
+            return false;
+        }
         FileSystem::replaceFileStr(
             SOURCE_PATH . '/php-src/ext/memcache/config9.m4',
             'if test -d $abs_srcdir/src ; then',
@@ -44,6 +47,38 @@ EOF
         return true;
     }
 
+    public function patchBeforeSharedConfigure(): bool
+    {
+        if (!$this->isBuildShared()) {
+            return false;
+        }
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/memcache/config9.m4',
+            'if test -d $abs_srcdir/main ; then',
+            'if test -d $abs_srcdir/src ; then',
+        );
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/memcache/config9.m4',
+            'export CPPFLAGS="$CPPFLAGS $INCLUDES -I$abs_srcdir/main"',
+            'export CPPFLAGS="$CPPFLAGS $INCLUDES"',
+        );
+        // add for in-tree building
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/memcache/php_memcache.h',
+            <<<'EOF'
+#ifndef PHP_MEMCACHE_H
+#define PHP_MEMCACHE_H
+
+extern zend_module_entry memcache_module_entry;
+#define phpext_memcache_ptr &memcache_module_entry
+
+#endif
+EOF,
+            ''
+        );
+        return true;
+    }
+
     protected function getExtraEnv(): array
     {
         return ['CFLAGS' => '-std=c17'];