view help2html/mhh6.h @ 4:bebb2ba69e1d

maybe help with getting tex to fail properly on error
author David A. Holland
date Sat, 18 Apr 2020 17:12:17 -0400
parents 13d2b8934445
children 5581ef01f993
line wrap: on
line source

#ifndef MHH6_H_1193795958
#define MHH6_H_1193795958

typedef enum {
  mhh6_blank_line_token = 1, mhh6_eof_line_token = 4, mhh6_blank_token,
  mhh6_eof_token = 8, mhh6_eol_token, mhh6_help_sourcefile_token,
  mhh6_topic_token, mhh6_title_line_token = 16, mhh6_topic_lines_token,
  mhh6_end_topic_token, mhh6_title_line_too_token, mhh6_title_token,
  mhh6_lead_title_char_token = 22, mhh6_title_char_token,
  mhh6_topic_lines_too_token = 27, mhh6_text_parag_token, mhh6_parag_token,
  mhh6_table_parag_token, mhh6_list1_parag_token, mhh6_list2_parag_token,
  mhh6_listtab_parag_token, mhh6_code_parag_token,
  mhh6_partial_text_parag_token, mhh6_text_block_token,
  mhh6_first_text_line_token = 38, mhh6_other_text_line_token,
  mhh6_table_parag_too_token = 42, mhh6_first_table_line_token,
  mhh6_other_table_line_token, mhh6_list1_block_token,
  mhh6_first_list1_line_token = 48, mhh6_other_list1_line_token,
  mhh6_first_list2_line_token = 52, mhh6_other_list2_line_token,
  mhh6_listtab_block_token = 56, mhh6_first_listtab_line_token = 59,
  mhh6_other_listtab_line_token, mhh6_code_parag_too_token = 63,
  mhh6_first_code_line_token, mhh6_other_code_line_token,
  mhh6_lead_topic_char_token, mhh6_text_frag_token,
  mhh6_first_table_line_body_token = 69, mhh6_tab_seq_token,
  mhh6_blank_seq_token, mhh6_table_frag_token = 73,
  mhh6_other_table_line_body_token = 75, mhh6_bullet_token, mhh6_tab_token,
  mhh6_text_char_token = 85, mhh6_table_char_token
} mhh6_token_type;

typedef struct mhh6_pcb_struct{
  mhh6_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;
  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];
} mhh6_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 mhh6_pcb_type mhh6_pcb;
void init_mhh6(void);
void mhh6(void);
#endif