#ifndef SS-SSCX_H
#define SS-SSCX_H

typedef union {
  double alignment;
  char ag_vt_2[sizeof(int)];
  char ag_vt_4[sizeof(double)];
  char ag_vt_5[sizeof(Locator)];
} parseKernel_vs_type;

typedef enum {
  parseKernel_white_space_token = 1, parseKernel_input_string_token = 4,
  parseKernel_expression_token, parseKernel_eof_token,
  parseKernel_logical_or_expression_token,
  parseKernel_logical_and_expression_token = 10,
  parseKernel_equality_expression_token = 12,
  parseKernel_relational_expression_token = 14,
  parseKernel_additive_expression_token = 17,
  parseKernel_multiplicative_expression_token = 22,
  parseKernel_factor_token = 25, parseKernel_primary_token = 28,
  parseKernel_simple_real_token = 49, parseKernel_exponent_token = 52,
  parseKernel_integer_part_token, parseKernel_fraction_part_token = 55,
  parseKernel_digit_token = 57, parseKernel_column_token,
  parseKernel_row_token, parseKernel_letter_token = 61,
  parseKernel_real_token = 87, parseKernel_cell_name_token
} parseKernel_token_type;

typedef struct parseKernel_pcb_struct{
  parseKernel_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];
  parseKernel_vs_type vs[128];
  int ag_ap;
  const char *error_message;
  char read_flag;
  char exit_flag;
  int bts[128], btsx;
  unsigned char * pointer;
  unsigned char * la_ptr;
  const unsigned char *key_sp;
  int save_index, key_state;
  char ag_msg[82];
} parseKernel_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

extern parseKernel_pcb_type parseKernel_pcb;
void init_parseKernel(void);
void parseKernel(void);
#endif