Imported Upstream version 3.3.0.2upstream/3.3.0.2

1 files changed, 85 insertions, 0 deletions

diff --git a/libcult/cult/cli/arguments.hxx b/libcult/cult/cli/arguments.hxx
new file mode 100644
index 0000000..5381172
--- /dev/null
+++ b/libcult/cult/cli/arguments.hxx
@@ -0,0 +1,85 @@
+// file      : cult/cli/arguments.hxx
+// author    : Boris Kolpackov <boris@kolpackov.net>
+// copyright : Copyright (c) 2005-2010 Boris Kolpackov
+// license   : GNU GPL v2 + exceptions; see accompanying LICENSE file
+
+#ifndef CULT_CLI_ARGUMENTS_HXX
+#define CULT_CLI_ARGUMENTS_HXX
+
+#include <cult/types.hxx>
+
+#include <cult/cli/exceptions.hxx>
+
+namespace Cult
+{
+  namespace CLI
+  {
+    class Arguments: public NonCopyable
+    {
+    public:
+      virtual
+      ~Arguments ();
+
+    public:
+      class Bounds: public virtual Exception {};
+
+      virtual Size
+      size () const = 0;
+
+      virtual Char const*
+      operator[] (Index) const = 0;
+
+      virtual Void
+      erase (Index) = 0;
+    };
+
+    class BasicArguments: public Arguments
+    {
+    public:
+      virtual
+      ~BasicArguments ();
+
+      BasicArguments (Int& argc, Char** argv);
+
+    public:
+      virtual Size
+      size () const
+      {
+        return static_cast<Size> (argc_);
+      }
+
+      virtual Char const*
+      operator[] (Index i) const
+      {
+        if (i >= size ())
+          throw Bounds ();
+
+        return argv_[i];
+      }
+
+      virtual Void
+      erase (Index i)
+      {
+        if (i >= size ())
+          throw Bounds ();
+
+        for (++i; i < size (); ++i)
+        {
+          argv_[i - 1] = argv_[i];
+        }
+
+        --argc_;
+
+        argv_[argc_] = 0;
+      }
+
+    private:
+      Int& argc_;
+      Char** argv_;
+    };
+  }
+}
+
+#include <cult/cli/arguments.ixx>
+
+#endif  // CULT_CLI_ARGUMENTS_HXX