add libxslt compile command

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

@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\linux\library;
+
+/**
+ * gmp is a template library class for unix
+ */
+class libxslt extends LinuxLibraryBase
+{
+    use \SPC\builder\unix\library\libxslt;
+
+    public const NAME = 'libxslt';
+}

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

@@ -0,0 +1,15 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\macos\library;
+
+/**
+ * gmp is a template library class for unix
+ */
+class libxslt extends MacOSLibraryBase
+{
+    use \SPC\builder\unix\library\libxslt;
+
+    public const NAME = 'libxslt';
+}

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

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace SPC\builder\unix\library;
+
+use SPC\exception\FileSystemException;
+use SPC\exception\RuntimeException;
+
+trait libxslt
+{
+    /**
+     * @throws FileSystemException
+     * @throws RuntimeException
+     */
+    protected function build(): void
+    {
+        shell()->cd($this->source_dir)
+            ->exec(
+                "{$this->builder->configure_env} ./configure " .
+                '--enable-static --disable-shared ' .
+                '--without-python ' .
+                '--without-mem-debug ' .
+                '--without-crypto ' .
+                '--without-debug ' .
+                '--without-debugger ' .
+                '--with-libxml-prefix=' . escapeshellarg(BUILD_ROOT_PATH) . ' ' .
+                '--prefix='
+            )
+            ->exec('make clean')
+            ->exec("make -j{$this->builder->concurrency}")
+            ->exec('make install DESTDIR=' . escapeshellarg(BUILD_ROOT_PATH));
+        $this->patchPkgconfPrefix(['libexslt.pc']);
+    }
+}