add gmp extension for macOS

src/SPC/builder/Extension.php

@@ -182,6 +182,9 @@ class Extension
                     $arg .= ' --with-event-openssl --with-openssl-dir="' . BUILD_ROOT_PATH . '"';
                 }
                 break;*/
+            case 'gmp':
+                $arg = ' --with-gmp="' . BUILD_ROOT_PATH . '" ';
+                break;
             case 'sqlite3':
                 $arg = ' --with-sqlite3="' . BUILD_ROOT_PATH . '" ' .
                 'SQLITE_CFLAGS=-I"' . BUILD_INCLUDE_PATH . '" ' .

src/SPC/builder/macos/library/gmp.php

@@ -0,0 +1,42 @@
+<?php
+/**
+ * Copyright (c) 2022 Yun Dou <dixyes@gmail.com>
+ *
+ * lwmbs is licensed under Mulan PSL v2. You can use this
+ * software according to the terms and conditions of the
+ * Mulan PSL v2. You may obtain a copy of Mulan PSL v2 at:
+ *
+ * http://license.coscl.org.cn/MulanPSL2
+ *
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS,
+ * WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
+ * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ *
+ * See the Mulan PSL v2 for more details.
+ */
+
+declare(strict_types=1);
+
+namespace SPC\builder\macos\library;
+
+class gmp extends MacOSLibraryBase
+{
+    public const NAME = 'gmp';
+
+    protected function build()
+    {
+        [,,$destdir] = SEPARATED_PATH;
+
+        f_passthru(
+            $this->builder->set_x . ' && ' .
+            "cd {$this->source_dir} && " .
+            "{$this->builder->configure_env} ./configure " .
+            '--enable-static --disable-shared ' .
+            '--prefix= && ' . // use prefix=/
+            'make clean && ' .
+            "make -j{$this->builder->concurrency} && " .
+            'make install DESTDIR=' . $destdir
+        );
+    }
+}