mkfifo()函数
/*********************************************************************************
* Copyright: (C) 2013 fulinux<fulinux@sina.com>
* All rights reserved.
*
* Filename: mkfifo.c
* Description: This file
*
* Version: 1.0.0(04/17/2013~)
* Author: fulinux <fulinux@sina.com>
* ChangeLog: 1, Release initial version on "04/17/2013 03:31:24 PM"
*
********************************************************************************/
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#define FIFO "fifo"
main()
{
char buffer[80];
int fd;
unlink(FIFO);
mkfifo(FIFO,0666);
if(fork()>0)
{
char s[] = "hello\n";
fd = open(FIFO,O_WRONLY);
write(fd,s,sizeof(s));
close(fd);
}
else
{
fd = open(FIFO,O_RDONLY);
read(fd,buffer,80);
printf("%s",buffer);
close(fd);
}
}