add ext-decimal

Author: henderkes

config/ext.json

@@ -74,6 +74,14 @@
             "qdbm"
         ]
     },
+    "decimal": {
+        "type": "external",
+        "source": "ext-decimal",
+        "arg-type": "custom",
+        "lib-depends": [
+            "libmpdec"
+        ]
+    },
     "dio": {
         "support": {
             "BSD": "wip"

config/lib.json

@@ -528,6 +528,18 @@
             "maxminddb_config.h"
         ]
     },
+    "libmpdec": {
+        "source": "libmpdec",
+        "static-libs-unix": [
+            "libmpdec.a"
+        ],
+        "static-libs-windows": [
+            "libmpdec_a.lib"
+        ],
+        "headers": [
+            "mpdecimal.h"
+        ]
+    },
     "libmemcached": {
         "source": "libmemcached",
         "cpp-library": true,

config/source.json

@@ -84,6 +84,16 @@
             "path": "COPYING"
         }
     },
+    "ext-decimal": {
+        "type": "ghtagtar",
+        "repo": "php-decimal/ext-decimal",
+        "match": "v2\\.\\d.*",
+        "path": "php-src/ext/decimal",
+        "license": {
+            "type": "file",
+            "path": "LICENSE"
+        }
+    },
     "dio": {
         "type": "url",
         "url": "https://pecl.php.net/get/dio",
@@ -681,6 +691,14 @@
             "path": "LICENSE"
         }
     },
+    "libmpdec": {
+        "type": "url",
+        "url": "https://www.bytereef.org/software/mpdecimal/releases/mpdecimal-4.0.1.tar.gz",
+        "license": {
+            "type": "file",
+            "path": "COPYRIGHT.txt"
+        }
+    },
     "libmemcached": {
         "type": "ghtagtar",
         "repo": "awesomized/libmemcached",

src/SPC/builder/extension/decimal.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\extension;
+
+use SPC\builder\Extension;
+use SPC\store\FileSystem;
+use SPC\util\CustomExt;
+
+#[CustomExt('decimal')]
+class decimal extends Extension
+{
+    // TODO: remove this when https://github.com/php-decimal/ext-decimal/issues/92 is merged
+    public function patchBeforeBuildconf(): bool
+    {
+        FileSystem::replaceFileStr(
+            $this->source_dir . '/php_decimal.c',
+            'zend_module_entry decimal_module_entry',
+            'zend_module_entry php_decimal_module_entry'
+        );
+        return true;
+    }
+
+    public function getUnixConfigureArg(bool $shared = false): string
+    {
+        return '--enable-decimal --with-libmpdec-path="' . BUILD_ROOT_PATH . '"';
+    }
+
+    public function getWindowsConfigureArg(bool $shared = false): string
+    {
+        return '--with-decimal';
+    }
+}

src/SPC/builder/freebsd/library/libmpdec.php

@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\freebsd\library;
+
+class libmpdec extends BSDLibraryBase
+{
+    use \SPC\builder\unix\library\libmpdec;
+
+    public const NAME = 'libmpdec';
+}

src/SPC/builder/linux/library/libmpdec.php

@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\linux\library;
+
+class libmpdec extends LinuxLibraryBase
+{
+    use \SPC\builder\unix\library\libmpdec;
+
+    public const NAME = 'libmpdec';
+}

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

@@ -0,0 +1,12 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\macos\library;
+
+class libmpdec extends MacOSLibraryBase
+{
+    use \SPC\builder\unix\library\libmpdec;
+
+    public const NAME = 'libmpdec';
+}

src/SPC/builder/unix/library/libmpdec.php

@@ -0,0 +1,17 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\unix\library;
+
+use SPC\util\executor\UnixAutoconfExecutor;
+
+trait libmpdec
+{
+    protected function build(): void
+    {
+        UnixAutoconfExecutor::create($this)
+            ->configure('--disable-cxx --disable-shared --enable-static')
+            ->make();
+    }
+}

src/SPC/builder/windows/library/libmpdec.php

@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\windows\library;
+
+class libmpdec extends WindowsLibraryBase
+{
+    public const NAME = 'libmpdec';
+
+    protected function build(): void
+    {
+        $makefile_dir = $this->source_dir . '\libmpdec';
+        $nmake = $this->builder->makeSimpleWrapper('nmake /nologo');
+
+        cmd()->cd($makefile_dir)
+            ->exec('copy /y Makefile.vc Makefile')
+            ->execWithWrapper($nmake, 'clean')
+            ->execWithWrapper($nmake, 'MACHINE=x64');
+
+        // Copy static lib (rename from versioned name to libmpdec_a.lib)
+        $libs = glob($makefile_dir . '\libmpdec-*.lib');
+        foreach ($libs as $lib) {
+            if (!str_contains($lib, '.dll.')) {
+                copy($lib, BUILD_LIB_PATH . '\libmpdec_a.lib');
+                break;
+            }
+        }
+        copy($makefile_dir . '\mpdecimal.h', BUILD_INCLUDE_PATH . '\mpdecimal.h');
+    }
+}

src/globals/ext-tests/decimal.php

@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+assert(class_exists('Decimal\Decimal'));
+assert(method_exists('Decimal\Decimal', 'valueOf'));
+assert(0.1 + 0.2 !== 0.3);
+$result = Decimal\Decimal::valueOf('0.1') + Decimal\Decimal::valueOf('0.2');
+$expected = Decimal\Decimal::valueOf('0.3');
+assert($result == $expected);