c代码读取目录信息

#include <stdio.h>
#include <sys/types.h>
#include <dirent.h>

int main(void) {
    DIR *dp;
    struct dirent *ep;
    dp = opendir ("./");

    if (dp != NULL) {
        while ((ep = readdir (dp)) != NULL) {
            printf("%s %d\n", ep->d_name, ep->d_type);
        }

        (void) closedir (dp);
    } else {
        perror ("Couldn‘t open the directory");
    }
    return 0;
}