mirror of https://github.com/ZDoom/qzdoom.git
45 lines
763 B
C++
45 lines
763 B
C++
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#define RET(n) printf("%d\n", n); return n
|
|
|
|
int scan(char *s, int l){
|
|
char *p = s;
|
|
char *q;
|
|
#define YYCTYPE char
|
|
#define YYCURSOR p
|
|
#define YYLIMIT (s+l)
|
|
#define YYMARKER q
|
|
#define YYFILL(n)
|
|
/*!re2c
|
|
'a'{1}"\n" {RET(1);}
|
|
'a'{2,3}"\n" {RET(2);}
|
|
'a'{6}"\n" {RET(4);}
|
|
'a'{4,}"\n" {RET(3);}
|
|
[^aq]|"\n" {RET(0);}
|
|
*/
|
|
}
|
|
|
|
#define do_scan(str) scan(str, strlen(str))
|
|
|
|
main()
|
|
{
|
|
do_scan("a\n");
|
|
do_scan("aa\n");
|
|
do_scan("aaa\n");
|
|
do_scan("aaaa\n");
|
|
do_scan("q");
|
|
do_scan("a");
|
|
do_scan("A\n");
|
|
do_scan("AA\n");
|
|
do_scan("aAa\n");
|
|
do_scan("AaaA\n");
|
|
do_scan("Q");
|
|
do_scan("AaaAa\n");
|
|
do_scan("AaaAaA\n");
|
|
do_scan("A");
|
|
do_scan("\n");
|
|
do_scan("0");
|
|
}
|