%option c++
%option noyywrap
%option debug
%option yyclass="Lexer"
%option yylineno

%{
#include <iostream>
#include "system.tab.hh"
#include "system.loc.hh"

#undef YY_DECL
# define YY_DECL  template<> parser::symbol_type Lexer<parser::symbol_type>::yynlex ()

using parser = yy::parser;
using namespace std;
%}

digit   [0-9]
num     {digit}+
frc		{digit}+\.{digit}+
%%
{frc}			{ return parser::make_FRC(atof(yytext_ptr)); }
{num}			{ return parser::make_NUM(atoi(yytext_ptr)); }

[\n]+			{ return parser::make_BREAK();}
[ \t]+			{ return parser::make_BLANK();}
begin			{ return parser::make_START(); }
end				{ return parser::make_END(); }
ver				{ return parser::make_VERSION(); }
cpu				{ return parser::make_CPU();  }
base			{ return parser::make_BASE(); }
user%			{ return parser::make_USER(); }
nice%			{ return parser::make_NICE(); }
system%			{ return parser::make_SYSP(); }
idle%			{ return parser::make_IDLE(); }
iowait%			{ return parser::make_IOWP(); }
irq%			{ return parser::make_IRQP(); }
swirq%			{ return parser::make_SIRQ(); }
core:			{ return parser::make_CORE(); }

mem				{ return parser::make_MEM();    }
total			{ return parser::make_TOTAL();  }
avail			{ return parser::make_AVAIL();  }
cache			{ return parser::make_CACHE();  }
share			{ return parser::make_SHARED(); }
tswap			{ return parser::make_TSWAP();  }
uswap			{ return parser::make_USWAP();  }

tmp				{ return parser::make_TEMP(); }
cur				{ return parser::make_CURR(); }
min				{ return parser::make_TMIN(); }
max				{ return parser::make_TMAX(); }
avg				{ return parser::make_TAVG(); }

:				{ return parser::make_COLON(); }
\/				{ return parser::make_SLASH(); }

. 				{ /* everything else */ }

%%