/* Lexical Analysis with Flex (2.6.0) We used some of the code from this manual */
/*                                    so we placed the citation here. */
/* definitions */
%option noyywrap
 %{ 
 #include <typedefs.h> 
 %} 

%%
/* rules */
[0-9]+ {printf( "C_INTEGER: %s (%d)\n", yytext, atoi( yytext ) );}

"null" {printf( "C_NULL: %s (%d)\n", yytext, atoi( yytext ) );}

['][.]['] | [']\\[nt'\\]['] {printf( "C_CHARACTER: %s (%d)\n", yytext, atoi( yytext ) );} /*using double \ per documentation to show escaped chars*/

"true" {printf( "C_TRUE: %s (%d)\n", yytext, atoi( yytext ) );}

"false" {printf( "C_FALSE: %s (%d)\n", yytext, atoi( yytext ) );}

["][.]+["] {printf( "C_STRING: %s (%d)\n", yytext, atoi( yytext ) );}
%%
/* user code */