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gram.y
%{
#include
#ifndef UNIX
#include
#endif
#include "RT.h"
#include "command.h"
#define YYDEBUG 1
void CommandPrompt();
int yyerror(char *msg);
int yylex();
%}
%u
gram.y
%{
#include
#ifndef UNIX
#include
#endif
#include "RT.h"
#include "command.h"
#define YYDEBUG 1
void CommandPrompt();
int yyerror(char *msg);
int yylex();
%}
%u
gram.y
%{
#include
#ifndef UNIX
#include
#endif
#include "BT.h"
#include "command.h"
void CommandPrompt();
int yyerror(char *msg);
int yylex();
%}
%union {
BTkey *
parser.y
%{
#include
#include
#include
#include "calc.h"
%}
%token NUM
%left '-' '+' '*' '/'
%%
input: /* empty*/
| input line
;
line: '\n'
| exp '\n' { printf("%d\n", $1
empty.y
%%
start: ;
test.y
%{
/* first section */
%}
%%
%{
/* second section */
%}
S : /* empty */ { printf("S -> epsilon\n"); }
| '(' S ')' S { printf("S -> ( S ) S\n"); }
%ifdef ABC
/* see how preprocessor can be used *
ansic.y
%token AUTO REGISTER STATIC EXTERN TYPEDEF VOID CHAR SHORT INT LONG FLOAT
DOUBLE SIGNED UNSIGNED CONST VOLATILE STRUCT UNION ENUM CASE DEFAULT
IF SWITCH WHILE DO FOR GOTO CONTINUE BREAK RETURN ELSE
error.y
%%
S: error
%%
main(){printf("yyparse() = %d\n",yyparse());}
yylex(){return-1;}
yyerror(s)char*s;{printf("%s\n",s);}
ftp.y
/*
* Copyright (c) 1985, 1988 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyrig