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annotate tests/agcl/ffcalc/good/ffc-r.h @ 11:3aa0f5a02342

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Remove unused variable; fix what it was supposed to be doing. (and document it a bit for the next time through here)
author David A. Holland
date Tue, 31 May 2022 00:54:12 -0400
parents 13d2b8934445
children
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1 #ifndef FFC-R_H
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2 #define FFC-R_H
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3
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4 typedef union {
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5 double alignment;
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6 char ag_vt_2[sizeof(int)];
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7 char ag_vt_4[sizeof(double)];
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8 } ffc-r_vs_type;
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9
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10 typedef enum {
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11 ffc-r_white_space_token = 1, ffc-r_calculator_token = 3,
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12 ffc-r_calculation_token, ffc-r_eof_token = 10, ffc-r_expression_token,
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13 ffc-r_name_token, ffc-r_error_token = 14, ffc-r_term_token,
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14 ffc-r_factor_token = 18, ffc-r_integer_part_token = 30,
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15 ffc-r_fraction_part_token = 32, ffc-r_digit_token = 34,
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16 ffc-r_real_token = 44
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17 } ffc-r_token_type;
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18
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19 typedef struct ffc-r_pcb_struct{
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20 ffc-r_token_type token_number, reduction_token, error_frame_token;
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21 int input_code;
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22 int input_value;
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23 int line, column;
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24 int ssx, sn, error_frame_ssx;
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25 int drt, dssx, dsn;
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26 int ss[128];
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27 ffc-r_vs_type vs[128];
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28 int ag_ap;
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29 const char *error_message;
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30 char read_flag;
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31 char exit_flag;
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32 int bts[128], btsx;
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33 int lab[3], rx, fx;
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34 const unsigned char *key_sp;
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35 int save_index, key_state;
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36 char ag_msg[82];
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37 } ffc-r_pcb_type;
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38
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39 #ifndef PRULE_CONTEXT
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40 #define PRULE_CONTEXT(pcb) (&((pcb).cs[(pcb).ssx]))
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41 #define PERROR_CONTEXT(pcb) ((pcb).cs[(pcb).error_frame_ssx])
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42 #define PCONTEXT(pcb) ((pcb).cs[(pcb).ssx])
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43 #endif
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44
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45 #ifndef AG_RUNNING_CODE
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46 /* PCB.exit_flag values */
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47 #define AG_RUNNING_CODE 0
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48 #define AG_SUCCESS_CODE 1
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49 #define AG_SYNTAX_ERROR_CODE 2
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50 #define AG_REDUCTION_ERROR_CODE 3
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51 #define AG_STACK_ERROR_CODE 4
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52 #define AG_SEMANTIC_ERROR_CODE 5
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53 #endif
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54 void init_ffc-r(ffc-r_pcb_type *);
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55 void ffc-r(ffc-r_pcb_type *);
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56 #endif
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57