#ifndef CF_H
#define CF_H

typedef enum {
  cf_config_file_token = 1, cf_equals_token, cf_space_token = 4,
  cf_minus_token = 6, cf_plus_token = 8, cf_tilde_token = 10,
  cf_left_parenthesis_token = 12, cf_right_parenthesis_token = 14,
  cf_blank_token = 16, cf_global_parameter_token = 19, cf_end_of_line_token,
  cf_eof_token = 24, cf_name_token, cf_data_type_token,
  cf_keyword_string_token, cf_number_token, cf_abstract_declarator_token,
  cf_indirect_data_type_token, cf_direct_abstract_declarator_token,
  cf_pointer_token = 33, cf_star_token, cf_name_string_token = 36,
  cf_letter_token, cf_blank_char_token = 39, cf_c_comment_token,
  cf_continuation_token, cf_comment_token, cf_next_line_token,
  cf_carriage_return_token, cf_newline_token = 46, cf_white_token,
  cf_vertical_space_token, cf_decimal_number_token = 53,
  cf_octal_number_token = 56, cf_hex_number_token = 59,
  cf_simple_number_token = 63, cf_sign_token,
  cf_keyword_string_head_token = 66, cf_string_token, cf_double_quote_token,
  cf_string_A_token, cf_string_B_token, cf_string_C_token,
  cf_string_char_token, cf_simple_string_char_token,
  cf_escape_sequence_token, cf_three_octal_token = 86, cf_one_octal_token,
  cf_backslash_token, cf_two_octal_token, cf_octal_escape_token,
  cf_hex_escape_token = 92, cf_any_digit_token = 94,
  cf_nonoctal_digit_token, cf_c_comment_text_token
} cf_token_type;

typedef struct cf_pcb_struct{
  cf_token_type token_number, reduction_token, error_frame_token;
  int input_code;
  int input_value;
  int line, column;
  int ssx, sn, error_frame_ssx;
  int drt, dssx, dsn;
  int ss[128];
  int vs[128];
  int ag_ap;
  const char *error_message;
  char read_flag;
  char exit_flag;
  cint input_context;
  cint cs[128];
  int bts[128], btsx;
  int (* const  *gt_procs)(void);
  int (* const *r_procs)(void);
  int (* const *s_procs)(void);
  unsigned char * pointer;
  unsigned char * la_ptr;
  const unsigned char *key_sp;
  int save_index, key_state;
  int ag_error_depth, ag_min_depth, ag_tmp_depth;
  int ag_rss[2*128], ag_lrss;
  char ag_msg[82];
  const  int *ag_dtl;
  int ag_dsn;
  int ag_resynch_active;
} cf_pcb_type;

#ifndef PRULE_CONTEXT
#define PRULE_CONTEXT(pcb)  (&((pcb).cs[(pcb).ssx]))
#define PERROR_CONTEXT(pcb) ((pcb).cs[(pcb).error_frame_ssx])
#define PCONTEXT(pcb)       ((pcb).cs[(pcb).ssx])
#endif

#ifndef AG_RUNNING_CODE
/* PCB.exit_flag values */
#define AG_RUNNING_CODE         0
#define AG_SUCCESS_CODE         1
#define AG_SYNTAX_ERROR_CODE    2
#define AG_REDUCTION_ERROR_CODE 3
#define AG_STACK_ERROR_CODE     4
#define AG_SEMANTIC_ERROR_CODE  5
#endif
void init_cf(void);
void cf(void);

int cf_value(void);
#endif