write_build_config.h

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#ifndef BUILD_DEFAULTS_CLASS
#define BUILD_DEFAULTS_CLASS

/*****************************************************************************\
*                                                                             *
*  Name   : write_build_config                                                *
*  Author : Chris Koeritz                                                     *
*                                                                             *
*  Purpose:                                                                   *
*                                                                             *
*    This class creates a header file that will provide macros that govern    *
*  how the build is created under win32 using visual studio project files.    *
*  This file is not on other platforms, nor with the clam makefile system.    *
*                                                                             *
*******************************************************************************
* Copyright (c) 1995-$now By Author.  This program 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 2 of   *
* the License or (at your option) any later version.  This is online at:      *
*     http://www.fsf.org/copyleft/gpl.html                                    *
* Please send any updates to: fred@gruntose.com                               *
\*****************************************************************************/

#include <basis/istring.h>
#include <opsystem/application_shell.h>

// forward.
class string_set;
class version;

class write_build_config : public application_shell
{
public:
  write_build_config();
  ~write_build_config();

  IMPLEMENT_CLASS_NAME("write_build_config");

  int execute();

  const string_set &exclusions();

  outcome output_macro(const istring &symbol, const istring &value,
          istring &accumulator);

  outcome output_decorated_macro(const istring &symbol, const istring &value,
          istring &cfg_accumulator, istring &ver_accumulator);

  outcome output_definition_macro(const istring &embedded_value,
          istring &accumulator);

  bool process_version_parts(const istring &symbol, const istring &value);

  bool check_nesting(const istring &to_check);

  bool write_output_file(const istring &filename, const istring &contents);

private:
  istring *_end_matter;  // stuff that isn't part of the real file.
  version *_ver;  // accumulated when we see the right parts.
  int _nesting;  // how many levels of conditionals do we see?

  // not provided.
  write_build_config(const write_build_config &);
  write_build_config &operator =(const write_build_config &);
};

#endif

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