Add ext-grpc

config/pkg/ext/ext-grpc.yml

@@ -0,0 +1,14 @@
+ext-grpc:
+  type: php-extension
+  artifact:
+    source:
+      type: pecl
+      name: grpc
+    metadata:
+      license-files: [LICENSE]
+      license: Apache-2.0
+  depends:
+    - grpc
+  lang: cpp
+  php-extension:
+    arg-type@unix: enable-path

src/Package/Extension/grpc.php

@@ -0,0 +1,70 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Package\Extension;
+
+use Package\Target\php;
+use StaticPHP\Attribute\Package\BeforeStage;
+use StaticPHP\Attribute\Package\Extension;
+use StaticPHP\Exception\EnvironmentException;
+use StaticPHP\Package\PhpExtensionPackage;
+use StaticPHP\Runtime\SystemTarget;
+use StaticPHP\Util\FileSystem;
+
+#[Extension('grpc')]
+class grpc extends PhpExtensionPackage
+{
+    #[BeforeStage('php', [php::class, 'buildconfForUnix'], 'ext-grpc')]
+    public function patchBeforeBuildconf(): void
+    {
+        if (SystemTarget::getTargetOS() === 'Windows') {
+            throw new EnvironmentException('grpc extension does not support windows yet');
+        }
+
+        // Fix deprecated PHP API usage in call.c
+        FileSystem::replaceFileStr(
+            "{$this->getSourceDir()}/src/php/ext/grpc/call.c",
+            'zend_exception_get_default(TSRMLS_C),',
+            'zend_ce_exception,',
+        );
+
+        // custom config.m4 content for grpc extension, to prevent building libgrpc.a again
+        $config_m4 = <<<'M4'
+PHP_ARG_ENABLE(grpc, [whether to enable grpc support], [AS_HELP_STRING([--enable-grpc], [Enable grpc support])])
+
+if test "$PHP_GRPC" != "no"; then
+  PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/include)
+  PHP_ADD_INCLUDE(PHP_EXT_SRCDIR()/src/php/ext/grpc)
+  GRPC_LIBDIR=@@build_lib_path@@
+  PHP_ADD_LIBPATH($GRPC_LIBDIR)
+  PHP_ADD_LIBRARY(grpc,,GRPC_SHARED_LIBADD)
+  LIBS="-lpthread $LIBS"
+  PHP_ADD_LIBRARY(pthread)
+
+  case $host in
+    *darwin*)
+      PHP_ADD_LIBRARY(c++,1,GRPC_SHARED_LIBADD)
+      ;;
+    *)
+      PHP_ADD_LIBRARY(stdc++,1,GRPC_SHARED_LIBADD)
+      PHP_ADD_LIBRARY(rt,,GRPC_SHARED_LIBADD)
+      PHP_ADD_LIBRARY(rt)
+      ;;
+    esac
+
+  PHP_NEW_EXTENSION(grpc, @grpc_c_files@, $ext_shared, , -DGRPC_POSIX_FORK_ALLOW_PTHREAD_ATFORK=1)
+  PHP_SUBST(GRPC_SHARED_LIBADD)
+  PHP_INSTALL_HEADERS([ext/grpc], [php_grpc.h])
+fi
+M4;
+        $replace = get_pack_replace();
+        // load grpc c files from src/php/ext/grpc
+        $c_files = glob("{$this->getSourceDir()}/src/php/ext/grpc/*.c");
+        $replace['@grpc_c_files@'] = implode(" \\\n    ", array_map(fn ($f) => 'src/php/ext/grpc/' . basename($f), $c_files));
+        $config_m4 = str_replace(array_keys($replace), array_values($replace), $config_m4);
+        file_put_contents("{$this->getSourceDir()}/config.m4", $config_m4);
+
+        copy("{$this->getSourceDir()}/src/php/ext/grpc/php_grpc.h", "{$this->getSourceDir()}/php_grpc.h");
+    }
+}