add proper C++ support

.gitignore

@@ -0,0 +1,6 @@
+def.tab.cc
+def.tab.hh
+def.tab.o
+leks
+lex.yy.cc
+lex.yy.o

Makefile

@@ -7,19 +7,19 @@ LD=gcc
 all:	leks
 
 leks:	def.tab.o lex.yy.o
-	$(CXX) lex.yy.o def.tab.o -o leks -ll
+	$(CXX) -std=c++11 lex.yy.o def.tab.o -o leks -ll
 
 lex.yy.o:	lex.yy.cc
-	$(CXX) -c lex.yy.cc
+	$(CXX) -std=c++11 -c lex.yy.cc
 
 lex.yy.cc: z5.l
-	$(LEX) -c++ -o lex.yy.cc z5.l
+	$(LEX) -o lex.yy.cc z5.l
 
 def.tab.o:	def.tab.cc
-	$(CXX) -c def.tab.cc
+	$(CXX) -std=c++11 -c def.tab.cc
 
 def.tab.cc:	def.yy
 	$(YACC) -d def.yy
 
 clean:
-	rm *.o cutie def.tab.cc def.tab.hh def.yy.cc
+	rm *.o cutie def.tab.cc def.tab.hh lex.yy.*

def.tab.hh

@@ -1,77 +0,0 @@
-/* A Bison parser, made by GNU Bison 2.3.  */
-
-/* Skeleton interface for Bison's Yacc-like parsers in C
-
-   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
-   Free Software Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
-
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-
-   You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
-
-/* As a special exception, you may create a larger work that contains
-   part or all of the Bison parser skeleton and distribute that work
-   under terms of your choice, so long as that work isn't itself a
-   parser generator using the skeleton or a modified version thereof
-   as a parser skeleton.  Alternatively, if you modify or redistribute
-   the parser skeleton itself, you may (at your option) remove this
-   special exception, which will cause the skeleton and the resulting
-   Bison output files to be licensed under the GNU General Public
-   License without this special exception.
-
-   This special exception was added by the Free Software Foundation in
-   version 2.2 of Bison.  */
-
-/* Tokens.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     ID = 258,
-     INT_LIT = 259,
-     LET = 260,
-     INT_TYPE = 261,
-     SEMICOLON = 262,
-     COLON = 263
-   };
-#endif
-/* Tokens.  */
-#define ID 258
-#define INT_LIT 259
-#define LET 260
-#define INT_TYPE 261
-#define SEMICOLON 262
-#define COLON 263
-
-
-
-
-#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
-typedef union YYSTYPE
-#line 14 "def.yy"
-{
-    char *text;
-    int ival;
-}
-/* Line 1529 of yacc.c.  */
-#line 70 "def.tab.hh"
-	YYSTYPE;
-# define yystype YYSTYPE /* obsolescent; will be withdrawn */
-# define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
-#endif
-
-extern YYSTYPE yylval;
-

def.yy

@@ -5,10 +5,11 @@
 #define INFILE_ERROR 1
 #define OUTFILE_ERROR 2
 
-extern int yylex(void);
-extern void yyerror(const char *s);
-extern int yylineno;
-extern FILE *yyin;
+    extern int yylineno;
+    extern FILE *yyin;
+    int yylex();
+
+void yyerror(const char *msg, ...);
 %}
 
 %union {

z5.l

@@ -7,8 +7,7 @@
 #define INFILE_ERROR 1
 #define OUTFILE_ERROR 2
 
-extern int yylineno;
-void yyerror(char *msg, ...);
+void yyerror(const char *msg, ...);
 %}
 
 %option noyywrap
@@ -38,7 +37,8 @@ void yyerror(char *msg, ...);
 \n			{yylineno++;}
 .			{yyerror("Blad leksykalny\n");}
 %%
-void yyerror(char *msg, ...)
+
+void yyerror(const char *msg, ...)
 {
 	printf("%d: %s", yylineno, msg);
 	exit(1);