}/*扗载U盘至/mnt目录*/if(system("mount /dev/sda1 /mnt") <0) { printf("mount USB failed\n"); exit(0); } sprintf(FileName,"/mnt/%s",argv[1]);/*以写的方式打开文件,如果文件不存在则创建,其权限 可读写*/fdw= open(FileName, O_WRONLY|O_CREAT, S_IRUSR|S_IWUSR);if(fdw <0)...