Libraries: Move to Userland/Libraries/

1 files changed, 78 insertions, 0 deletions

diff --git a/Userland/Libraries/LibCore/File.h b/Userland/Libraries/LibCore/File.h
new file mode 100644
index 0000000000..040a2813b7
--- /dev/null
+++ b/Userland/Libraries/LibCore/File.h
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#pragma once
+
+#include <AK/Result.h>
+#include <AK/String.h>
+#include <LibCore/IODevice.h>
+
+namespace Core {
+
+class File final : public IODevice {
+    C_OBJECT(File)
+public:
+    virtual ~File() override;
+
+    static Result<NonnullRefPtr<File>, String> open(const String& filename, IODevice::OpenMode, mode_t = 0644);
+
+    String filename() const { return m_filename; }
+    void set_filename(const StringView& filename) { m_filename = filename; }
+
+    bool is_directory() const;
+    static bool is_directory(const String& filename);
+
+    static bool exists(const String& filename);
+    static String real_path_for(const String& filename);
+    static String read_link(const StringView& link_path);
+    static bool ensure_parent_directories(const String& path);
+
+    virtual bool open(IODevice::OpenMode) override;
+
+    enum class ShouldCloseFileDescriptor {
+        No = 0,
+        Yes
+    };
+    bool open(int fd, IODevice::OpenMode, ShouldCloseFileDescriptor);
+
+    static NonnullRefPtr<File> standard_input();
+    static NonnullRefPtr<File> standard_output();
+    static NonnullRefPtr<File> standard_error();
+
+private:
+    File(Object* parent = nullptr)
+        : IODevice(parent)
+    {
+    }
+    explicit File(const StringView&, Object* parent = nullptr);
+
+    bool open_impl(IODevice::OpenMode, mode_t);
+
+    String m_filename;
+    ShouldCloseFileDescriptor m_should_close_file_descriptor { ShouldCloseFileDescriptor::Yes };
+};
+
+}