Move the input routines to class Input.

src/input.h

@@ -0,0 +1,52 @@
+/* This may look like C code, but it is really -*- C++ -*- */
+
+/* Input routines.
+
+   Copyright (C) 1989-1998, 2002 Free Software Foundation, Inc.
+   Written by Douglas C. Schmidt <schmidt@ics.uci.edu>
+   and Bruno Haible <bruno@clisp.org>.
+
+This file is part of GNU GPERF.
+
+GNU GPERF is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 1, or (at your option)
+any later version.
+
+GNU GPERF is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU GPERF; see the file COPYING.  If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111, USA.  */
+
+#ifndef input_h
+#define input_h 1
+
+#include "read-line.h"
+#include "keyword-list.h"
+
+class Input : private Read_Line
+{
+public:
+  void        read_keys ();
+private:
+#ifndef strcspn
+  static int  strcspn (const char *s, const char *reject);
+#endif
+  void        set_output_types ();
+  const char *get_array_type ();
+  const char *save_include_src ();
+  const char *get_special_input (char delimiter);
+public:
+  const char *_array_type;                           /* Pointer to the type for word list. */
+  const char *_return_type;                          /* Pointer to return type for lookup function. */
+  const char *_struct_tag;                           /* Shorthand for user-defined struct tag type. */
+  const char *_include_src;                          /* C source code to be included verbatim. */
+  int         _additional_code;                      /* True if any additional C code is included. */
+  KeywordExt_List *_head;                            /* Points to the head of the linked list. */
+};
+
+#endif