Add extension rdkafka support

src/SPC/builder/extension/rdkafka.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\extension;
+
+use SPC\builder\Extension;
+use SPC\store\FileSystem;
+use SPC\util\CustomExt;
+
+#[CustomExt('rdkafka')]
+class rdkafka extends Extension
+{
+    public function patchBeforeMake(): bool
+    {
+        // when compiling rdkafka with inline builds, it shows some errors, I don't know why.
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/rdkafka/rdkafka.c',
+            "#ifdef HAS_RD_KAFKA_TRANSACTIONS\n#include \"kafka_error_exception.h\"\n#endif",
+            '#include "kafka_error_exception.h"'
+        );
+        FileSystem::replaceFileStr(
+            SOURCE_PATH . '/php-src/ext/rdkafka/kafka_error_exception.h',
+            ['#ifdef HAS_RD_KAFKA_TRANSACTIONS', '#endif'],
+            ''
+        );
+        return true;
+    }
+
+    public function getConfigureArg(): string
+    {
+        $pkgconf_libs = shell()->execWithResult('pkg-config --libs --static rdkafka')[1];
+        $pkgconf_libs = trim(implode('', $pkgconf_libs));
+        return '--with-rdkafka=' . BUILD_ROOT_PATH . ' LIBS="' . $pkgconf_libs . '"';
+    }
+}