fifo_write.c

linux下有命管道和无名管道的使用。以及管道读写规则

#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <string.h>
#define  FIFO_NAME "/tmp/cn0803_fifo"

int main(int argc,char *argv[])
{
	int fd;
	char buffer[128]={'\0'};
	int write_count=0;
	strcpy(buffer,"fifo sample test!\n");
	printf("ready open for write\n");
	fd=open(FIFO_NAME,O_WRONLY);
	sleep(10);
	/*printf("fd=%d\n",fd);
	if(errno==ENXIO)
		printf("ENXIO\n");
	write_count=write(fd,buffer,strlen(buffer));
	*/
	return 0;
}