typedef bool (*cli_funcptr)(void*);

struct cli_stringlist

{

  const char* string;

  cli_stringlist* next;

  cli_stringlist(const char* s)

    : string(s), next(0)

    {

    }

};

struct cli_option

{

  char ch;

  const char* name;

  enum { flag, counter, integer, string, stringlist, uinteger } type;

  int flag_value;

  void* dataptr;

  const char* helpstr;

  const char* defaultstr;

  int set(const char* arg);

  int parse_long_eq(const char* arg);

  int parse_long_noeq(const char* arg);

};

/* The following are required from the CLI program */

extern const char* cli_program;

extern const char* cli_help_prefix;

extern const char* cli_help_suffix;

extern const char* cli_args_usage;

extern const int cli_args_min;

extern const int cli_args_max;

extern cli_option cli_options[];

extern int cli_main(int argc, char* argv[]);

/* The following are provided to the CLI program */

extern const char* argv0;

extern const char* argv0base;

extern const char* argv0dir;

extern void usage(int exit_value, const char* errorstr = 0);

extern void cli_error(int exit_value,

		      const char*,

		      const char* = 0,

		      const char* = 0,

		      const char* = 0);

extern void cli_warning(const char*,

		      const char* = 0,

		      const char* = 0,

		      const char* = 0);