100 lines
2.3 KiB
Plaintext
100 lines
2.3 KiB
Plaintext
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%{
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/*
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* Copyright (C) 2011 Cary R. (cygcary@yahoo.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include "table_mod.h"
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static unsigned minimum_columns;
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static unsigned number_of_columns = 0U;
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static unsigned cur_columns;
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static const char *in_file_name;
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extern int tblmodlex(void);
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static void yyerror(const char *fmt, ...);
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%}
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%locations
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%union {
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double real;
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};
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%token EOL
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%token <real> REAL
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%%
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table : point
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| table point
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point : columns EOL
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{
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fprintf(stderr, "\n");
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if (number_of_columns) {
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if (cur_columns != number_of_columns) {
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yyerror("Found %u columns, expected %u.",
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cur_columns, number_of_columns);
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}
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} else {
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if (cur_columns < minimum_columns) {
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yyerror("Found %u columns, need at least %u.",
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cur_columns, minimum_columns);
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}
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number_of_columns = cur_columns;
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}
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}
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columns : REAL
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{
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fprintf(stderr, "%#g", $1);
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cur_columns = 1U;
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}
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| columns REAL
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{
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fprintf(stderr, ", %#g", $2);
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cur_columns += 1U;
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}
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%%
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int parse_table_model(FILE *fp, const char *file_name, vpiHandle callh,
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unsigned min_cols)
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{
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minimum_columns = min_cols;
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in_file_name = file_name;
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init_tblmod_lexor(fp);
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yyparse();
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destroy_tblmod_lexor();
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// HERE: Need to handle errors.
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return 1;
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}
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void yyerror(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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fprintf(stderr, "%s:%u: TABLE ERROR: ", in_file_name, yylloc.first_line);
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vfprintf(stderr, fmt, ap);
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fprintf(stderr, "\n");
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}
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