간단히 source를 보여드리겠습니다
[code:1]#define FIRST "fifo_file"
#define SECOND "/dev/xxxx"
char buff[BUFF_SZ];
int state;
struct timeval tv;
fd_set readfds;
/* fifo 초기화 */
fd[0] = open(FIRST, O_RDONLY);
fd[1] = open(SECOND, O_RDONLY);
for (;;)
{
FD_ZERO(&readfds);
FD_SET(fd[0], &readfds);
FD_SET(fd[1], &readfds);
tv.tv_sec = 1;
tv.tv_usec = 0;
state = select(fd[1]+1, &readfds, (fd_set *)0, (fd_set *)0, &tv);
