mkfifo.c

来自「linux函数应用实例」· C语言 代码 · 共 24 行

#include<sys/types.h>
#include<sys/stat.h>
#include<fcntl.h>
main()
{
char buffer[80];
int fd;
FILE *FIFO;
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);
}
}