From 5409489c632fcaa3868a0767cecef65f079e5a94 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Sat, 19 Sep 2009 08:41:33 +0200
Subject: Add RAII-based file auto-remover

---
 cutl/fs/auto-remove.hxx | 81 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 81 insertions(+)
 create mode 100644 cutl/fs/auto-remove.hxx

(limited to 'cutl/fs/auto-remove.hxx')

diff --git a/cutl/fs/auto-remove.hxx b/cutl/fs/auto-remove.hxx
new file mode 100644
index 0000000..0ca7f8f
--- /dev/null
+++ b/cutl/fs/auto-remove.hxx
@@ -0,0 +1,81 @@
+// file      : cutl/fs/auto-remove.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef CUTL_FS_AUTO_REMOVE_HXX
+#define CUTL_FS_AUTO_REMOVE_HXX
+
+#include <vector>
+
+#include <cutl/exception.hxx>
+#include <cutl/fs/path.hxx>
+
+namespace cutl
+{
+  namespace fs
+  {
+    // Remove a file or an empty directory on destruction unless canceled.
+    //
+    struct auto_remove
+    {
+      explicit
+      auto_remove (path const& p)
+          : path_ (p), canceled_ (false)
+      {
+      }
+
+      ~auto_remove ();
+
+      void
+      cancel ()
+      {
+        canceled_ = true;
+      }
+
+    private:
+      auto_remove (auto_remove const&);
+
+      auto_remove&
+      operator= (auto_remove const&);
+
+    private:
+      path path_;
+      bool canceled_;
+    };
+
+    // Remove a list of file or aempty directories on destruction unless
+    // canceled.
+    //
+    struct auto_removes
+    {
+      ~auto_removes ();
+
+      void
+      add (path const& p)
+      {
+        paths_.push_back (p);
+      }
+
+      void
+      cancel ()
+      {
+        canceled_ = true;
+      }
+
+    private:
+      auto_removes (auto_removes const&);
+
+      auto_removes&
+      operator= (auto_removes const&);
+
+    private:
+      typedef std::vector<path> paths;
+
+      paths paths_;
+      bool canceled_;
+    };
+  }
+}
+
+#endif // CUTL_FS_AUTO_REMOVE_HXX
-- 
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