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annotate anagram/agcore/cf.h @ 4:bebb2ba69e1d

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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
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1 #ifndef CF_H_1198348333
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2 #define CF_H_1198348333
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3
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4 typedef enum {
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5 cf_config_file_token = 1, cf_equals_token, cf_space_token = 4,
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6 cf_minus_token = 6, cf_plus_token = 8, cf_tilde_token = 10,
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7 cf_left_parenthesis_token = 12, cf_right_parenthesis_token = 14,
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8 cf_blank_token = 16, cf_global_parameter_token = 19, cf_end_of_line_token,
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9 cf_eof_token = 24, cf_name_token, cf_data_type_token,
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10 cf_keyword_string_token, cf_number_token, cf_abstract_declarator_token,
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11 cf_indirect_data_type_token, cf_direct_abstract_declarator_token,
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12 cf_pointer_token = 33, cf_star_token, cf_name_string_token = 36,
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13 cf_letter_token, cf_blank_char_token = 39, cf_c_comment_token,
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14 cf_continuation_token, cf_comment_token, cf_next_line_token,
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15 cf_carriage_return_token, cf_newline_token = 46, cf_white_token,
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16 cf_vertical_space_token, cf_decimal_number_token = 53,
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17 cf_octal_number_token = 56, cf_hex_number_token = 59,
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18 cf_simple_number_token = 63, cf_sign_token,
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19 cf_keyword_string_head_token = 66, cf_string_token, cf_double_quote_token,
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20 cf_string_A_token, cf_string_B_token, cf_string_C_token,
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21 cf_string_char_token, cf_simple_string_char_token,
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22 cf_escape_sequence_token, cf_three_octal_token = 86, cf_one_octal_token,
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23 cf_backslash_token, cf_two_octal_token, cf_octal_escape_token,
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24 cf_hex_escape_token = 92, cf_any_digit_token = 94,
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25 cf_nonoctal_digit_token, cf_c_comment_text_token
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26 } cf_token_type;
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27
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28 typedef struct cf_pcb_struct{
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29 cf_token_type token_number, reduction_token, error_frame_token;
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30 int input_code;
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31 int input_value;
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32 int line, column;
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33 int ssx, sn, error_frame_ssx;
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34 int drt, dssx, dsn;
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35 int ss[128];
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36 int vs[128];
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37 int ag_ap;
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38 const char *error_message;
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39 char read_flag;
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40 char exit_flag;
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41 cint input_context;
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42 cint cs[128];
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43 int bts[128], btsx;
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44 int (* const *gt_procs)(void);
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45 int (* const *r_procs)(void);
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46 int (* const *s_procs)(void);
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47 unsigned char * pointer;
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48 unsigned char * la_ptr;
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49 const unsigned char *key_sp;
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50 int save_index, key_state;
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51 int ag_error_depth, ag_min_depth, ag_tmp_depth;
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52 int ag_rss[2*128], ag_lrss;
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53 char ag_msg[82];
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54 const int *ag_dtl;
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55 int ag_dsn;
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56 int ag_resynch_active;
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57 } cf_pcb_type;
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58
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59 #ifndef PRULE_CONTEXT
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60 #define PRULE_CONTEXT(pcb) (&((pcb).cs[(pcb).ssx]))
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61 #define PERROR_CONTEXT(pcb) ((pcb).cs[(pcb).error_frame_ssx])
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62 #define PCONTEXT(pcb) ((pcb).cs[(pcb).ssx])
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63 #endif
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64
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65 #ifndef AG_RUNNING_CODE
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66 /* PCB.exit_flag values */
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67 #define AG_RUNNING_CODE 0
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68 #define AG_SUCCESS_CODE 1
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69 #define AG_SYNTAX_ERROR_CODE 2
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70 #define AG_REDUCTION_ERROR_CODE 3
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71 #define AG_STACK_ERROR_CODE 4
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72 #define AG_SEMANTIC_ERROR_CODE 5
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73 #endif
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74 void init_cf(void);
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75 void cf(void);
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76
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77 int cf_value(void);
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78 #endif
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79