c_dd94.xs

来自「这是一个DFA简化和生成LL(1)分析表的程序,自动生成表格及图形」· XS 代码 · 共 40 行

#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include "INLINE.h"
int re_DFA_C_0 (char* s) {
    int pos = -1;
    int state = 1;
    int done = -1;

    while (1) {
        char c;
        c = s[++pos];
        if (state == 1) {
            if (c == '\0') break;
            if (c == ''') {
                state = 2;
                continue;
            }
            break;
        }
        if (state == 2) {
            done = pos;
            break;
        }
        fprintf( stderr, "error: Unknown state: %d", state );
        exit(2);
    }
    return done;
}

MODULE = re::DFA::C_dd94	PACKAGE = re::DFA::C	

PROTOTYPES: DISABLE


int
re_DFA_C_0 (s)
	char *	s