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|
%{
/*
*
* IRBOX, an Ivy driver for infra-red remote controls
*
* Copyright 1998-1999
* Centre d'Etudes de la Navigation Aerienne
*
* This is the grammar for reading tables
*
* Authors: Stephane Chatty <chatty@cenatoulouse.dgac.fr>
*
* $Id$
*
* Please refer to file version.h for the
* copyright notice regarding this software
*/
extern const char* const ResWords;
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "irtable.h"
extern int yyparse ();
extern int yylex ();
extern int LineNo;
static char id_buf [1024]; /* Yeech */
static char id_list_buf [4096]; /* Barf */
static const char* filename = 0;
static IrTable* cur_table;
%}
%union {
const char *name;
int integer;
}
%token Y_NAME Y_TYPE Y_BRAND Y_EOL
%token <name> Y_ID Y_STRING
%token <integer> Y_INT
%type <name> id id_list
%%
instr_list:
/* empty */
| instr_list instr
;
id:
Y_ID
{
strcpy (id_buf, $1);
free ((char*) $1); /* was allocated by strdup in lex file */
$$ = id_buf;
}
| Y_INT
{
sprintf (id_buf, "%d", $1);
$$ = id_buf;
}
;
id_list:
id
{
strcpy (id_list_buf, $1);
$$ = $1;
}
| id_list id
{
strcat (id_list_buf, " ");
strcat (id_list_buf, $2);
$$ = id_list_buf;
}
;
instr:
Y_EOL
| Y_NAME Y_ID Y_EOL
{
IrTableName (cur_table, $2);
}
| Y_TYPE ':' Y_ID Y_EOL
{
IrTableType (cur_table, $3);
}
| Y_BRAND ':' id_list Y_EOL
{
IrTableAddBrand (cur_table, $3);
}
| id_list ':' Y_INT Y_INT Y_INT Y_INT Y_INT Y_INT Y_EOL
{
IrTableAddKey (cur_table, $1, $3, $4, $5, $6, $7, $8);
}
;
%%
#include <stdio.h>
int _DoTee = 0;
int
tee (int x)
{
if (_DoTee) {
char *s;
switch (x) {
case ':':
s = ":";
break;
case Y_EOL:
s = "Y_EOL\n";
break;
case Y_STRING:
s = "STRING";
break;
case Y_INT:
s = "INT";
break;
case Y_ID:
s = "ID";
break;
case Y_TYPE:
s = "TYPE";
break;
case Y_BRAND:
s = "BRAND";
break;
/* case Y_:
s = "";
break;
*/
default :
s = "???";
break;
}
printf ("%s ", s);
}
return x;
}
int
yyerror (const char *s)
{
fprintf (stderr, "%s in %s, line %d\n", s, filename, LineNo);
return (0);
}
int
yywrap ()
{
return 1;
}
IrTable*
IrTableReadFile (const char* file)
{
extern void LexInit ();
extern FILE *yyin;
int result;
LexInit ();
filename = file;
if (!(yyin = fopen (file,"r"))) {
char err [1024];
fprintf (stderr, "Cannot open %s\n", file);
return 0;
}
cur_table = IrCreateTable ();
if (yyparse ()) {
result = 0;
}
fclose (yyin);
return cur_table;
}
|
