1 files changed, 114 insertions, 0 deletions
diff --git a/lldb/include/lldb/Core/InputReader.h b/lldb/include/lldb/Core/InputReader.h
new file mode 100644
index 00000000000..2d876240c1d
--- /dev/null
+++ b/lldb/include/lldb/Core/InputReader.h
@@ -0,0 +1,114 @@
+//===-- InputReader.h -------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_InputReader_h_
+#define liblldb_InputReader_h_
+
+#include <termios.h>
+
+#include "lldb/lldb-include.h"
+#include "lldb/lldb-enumerations.h"
+#include "lldb/Core/Debugger.h"
+
+
+namespace lldb_private {
+
+class InputReader
+{
+public:
+
+    typedef size_t (*Callback) (void *baton, 
+                                InputReader *reader, 
+                                lldb::InputReaderAction notification,
+                                const char *bytes, 
+                                size_t bytes_len);
+
+    InputReader ();
+
+    virtual
+    ~InputReader ();
+
+    virtual Error
+    Initialize (Callback callback, 
+                void *baton,
+                lldb::InputReaderGranularity token_size,
+                const char *end_token,
+                const char *prompt,
+                bool echo);
+    
+    bool
+    IsDone () const
+    {
+        return m_done;
+    }
+
+    void
+    SetIsDone (bool b)
+    {
+        m_done = b;
+    }
+
+    lldb::InputReaderGranularity
+    GetGranularity () const
+    {
+        return m_granularity;
+    }
+
+    bool
+    GetEcho () const
+    {
+        return m_echo;
+    }
+
+    // Subclasses _can_ override this function to get input as it comes in
+    // without any granularity
+    virtual size_t
+    HandleRawBytes (const char *bytes, size_t bytes_len);
+
+    FILE *
+    GetInputFileHandle ();
+
+    FILE *
+    GetOutputFileHandle ();
+
+    bool 
+    IsActive () const
+    {
+        return m_active;
+    }
+
+    const char *
+    GetPrompt () const;
+
+    void
+    RefreshPrompt();
+
+protected:
+    friend class Debugger;
+
+    void
+    Notify (lldb::InputReaderAction notification);
+
+    Callback m_callback;
+    void *m_callback_baton;
+    std::string m_end_token;
+    std::string m_prompt;
+    lldb::InputReaderGranularity m_granularity;
+    bool m_done;
+    bool m_echo;
+    bool m_active;
+
+private:
+    DISALLOW_COPY_AND_ASSIGN (InputReader);
+
+};
+
+} // namespace lldb_private
+
+#endif // #ifndef liblldb_InputReader_h_