#include <stdio.h>
#include <unistd.h>
#include <dirent.h>
#include <sys/types.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/select.h>
#include <sys/time.h>
#include <sys/wait.h>
#include <sys/shm.h>
#include <sys/ipc.h>
#include<sys/mount.h>
#define MAX 40
#define WORD 40
int main(int argc, char *argv[])
{
char name[MAX][WORD];
char name_t [MAX];
char cwd_buf[]="/media/";
char des_file[]="/opt/123";
char file_name[80];
int fd;
int i=0;
int j=0;
int len=0;
//fd_set rds;
//int buttons_fd,ret;
//int key_value[6];
//int key_tmp;
DIR *dir;
struct dirent *ptr;
system("ls /media >usb_list");
fd = open("usb_list",O_RDONLY|O_NONBLOCK);
read(fd,file_name,8); //u盘的字符大小8个字符
strcat(cwd_buf,file_name);
chdir(cwd_buf);
printf("file_name: %s\n",cwd_buf);
if((dir = opendir(cwd_buf)) == NULL)
{
perror("opendir");
exit(EXIT_FAILURE);
}
chdir("cwd_buf");
/* 遍历整个目录 */
while((ptr= readdir(dir)) != NULL)
{
/*查找后缀名为txt的普通文件 */
while((strstr(ptr->d_name,".txt"))!= NULL)
{
printf("file_name: %s\n",ptr->d_name);
strcpy(name[i++],ptr->d_name);
printf("i=%d\n",i);
j=i-1;
}
}
execl("/bin/cp","cp",name[j],des_file,(char *)0);
chdir("..");
closedir(dir);
system("rm -rf usb_list");
close(fd);
return 0;
}
