/*
   * Copyright (C) 2002 Roman Zippel <zippel@linux-m68k.org>
   * Released under the terms of the GNU GPL v2.0.
   */
  
  #ifndef LKC_H
  #define LKC_H
  
  #include "expr.h"

  #ifndef KBUILD_NO_NLS
  # include <libintl.h>
  #else

  static inline const char *gettext(const char *txt) { return txt; }
  static inline void textdomain(const char *domainname) {}
  static inline void bindtextdomain(const char *name, const char *dir) {}

  static inline char *bind_textdomain_codeset(const char *dn, char *c) { return c; }

  #endif

  #ifdef __cplusplus
  extern "C" {
  #endif

  #define P(name,type,arg)	extern type name arg

  #include "lkc_proto.h"
  #undef P
  
  #define SRCTREE "srctree"

  #ifndef PACKAGE

  #define PACKAGE "linux"

  #endif

  #define LOCALEDIR "/usr/share/locale"
  
  #define _(text) gettext(text)
  #define N_(text) (text)

  #ifndef CONFIG_
  #define CONFIG_ "CONFIG_"
  #endif

  
  #define TF_COMMAND	0x0001
  #define TF_PARAM	0x0002

  #define TF_OPTION	0x0004

  enum conf_def_mode {
  	def_default,
  	def_yes,
  	def_mod,
  	def_no,
  	def_random
  };

  #define T_OPT_MODULES		1
  #define T_OPT_DEFCONFIG_LIST	2

  #define T_OPT_ENV		3

  
  struct kconf_id {
  	int name;
  	int token;
  	unsigned int flags;

  	enum symbol_type stype;

  };

  extern int zconfdebug;

  int zconfparse(void);
  void zconfdump(FILE *out);

  void zconf_starthelp(void);
  FILE *zconf_fopen(const char *name);
  void zconf_initscan(const char *name);
  void zconf_nextfile(const char *name);
  int zconf_lineno(void);

  const char *zconf_curname(void);

  
  /* confdata.c */

  const char *conf_get_configname(void);

  const char *conf_get_autoconfig_name(void);

  char *conf_get_default_confname(void);

  void sym_set_change_count(int count);
  void sym_add_change_count(int count);

  void conf_set_all_new_symbols(enum conf_def_mode mode);

  struct conf_printer {
  	void (*print_symbol)(FILE *, struct symbol *, const char *, void *);
  	void (*print_comment)(FILE *, const char *, void *);
  };

  /* confdata.c and expr.c */
  static inline void xfwrite(const void *str, size_t len, size_t count, FILE *out)
  {

  	assert(len != 0);
  
  	if (fwrite(str, len, count, out) != count)
  		fprintf(stderr, "Error in writing or end of file.
  ");

  }

  /* menu.c */

  void _menu_init(void);

  void menu_warn(struct menu *menu, const char *fmt, ...);

  struct menu *menu_add_menu(void);

  void menu_end_menu(void);
  void menu_add_entry(struct symbol *sym);
  void menu_end_entry(void);
  void menu_add_dep(struct expr *dep);

  void menu_add_visibility(struct expr *dep);

  struct property *menu_add_prop(enum prop_type type, char *prompt, struct expr *expr, struct expr *dep);

  struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);

  void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
  void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);

  void menu_add_option(int token, char *arg);

  void menu_finalize(struct menu *parent);
  void menu_set_type(int type);
  
  /* util.c */
  struct file *file_lookup(const char *name);
  int file_write_dep(const char *name);
  
  struct gstr {
  	size_t len;
  	char  *s;

  	/*
  	* when max_width is not zero long lines in string s (if any) get
  	* wrapped not to exceed the max_width value
  	*/
  	int max_width;

  };
  struct gstr str_new(void);
  struct gstr str_assign(const char *s);
  void str_free(struct gstr *gs);
  void str_append(struct gstr *gs, const char *s);
  void str_printf(struct gstr *gs, const char *fmt, ...);
  const char *str_get(struct gstr *gs);
  
  /* symbol.c */

  extern struct expr *sym_env_list;

  void sym_init(void);
  void sym_clear_all_valid(void);

  void sym_set_all_changed(void);

  void sym_set_changed(struct symbol *sym);

  struct symbol *sym_choice_default(struct symbol *sym);

  const char *sym_get_string_default(struct symbol *sym);

  struct symbol *sym_check_deps(struct symbol *sym);
  struct property *prop_alloc(enum prop_type type, struct symbol *sym);
  struct symbol *prop_get_symbol(struct property *prop);

  struct property *sym_get_env_prop(struct symbol *sym);

  
  static inline tristate sym_get_tristate_value(struct symbol *sym)
  {
  	return sym->curr.tri;
  }
  
  
  static inline struct symbol *sym_get_choice_value(struct symbol *sym)
  {
  	return (struct symbol *)sym->curr.val;
  }
  
  static inline bool sym_set_choice_value(struct symbol *ch, struct symbol *chval)
  {
  	return sym_set_tristate_value(chval, yes);
  }
  
  static inline bool sym_is_choice(struct symbol *sym)
  {
  	return sym->flags & SYMBOL_CHOICE ? true : false;
  }
  
  static inline bool sym_is_choice_value(struct symbol *sym)
  {
  	return sym->flags & SYMBOL_CHOICEVAL ? true : false;
  }
  
  static inline bool sym_is_optional(struct symbol *sym)
  {
  	return sym->flags & SYMBOL_OPTIONAL ? true : false;
  }
  
  static inline bool sym_has_value(struct symbol *sym)
  {

  	return sym->flags & SYMBOL_DEF_USER ? true : false;

  }
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* LKC_H */