接收端:
#include <sys/stat.h> #include <sys/types.h> #include <stdio.h> #include <errno.h> #include <fcntl.h> #define MKFIFO "./myfifo" int main() { int ret; ret = mkfifo (MKFIFO,0640);//创建有名管道文件 if((ret < 0)&&errno != EEXIST) { printf("error\n"); } int fd = open (MKFIFO,O_RDWR);//打开文件 char buff[1024] = {0}; ret = read (fd,buff,1024);//读取内容 int fd1 = open ("1.c",O_RDWR | O_CREAT | O_TRUNC,0640); write (fd1,buff,ret); printf ("recv %s\n",buff); close (fd); close (fd1); return 0; }
发送端:
#include <sys/stat.h> #include <sys/types.h> #include <stdio.h> #include <errno.h> #include <fcntl.h> #define MKFIFO "./myfifo" int main() { int ret; ret = mkfifo(MKFIFO,0640);//创建管道文件 if ((ret < 0) && errno != EEXIST) { perror("mkfifo"); return -1; } int fd; fd = open (MKFIFO,O_RDWR);//打开管道文件 char buff[1024] = {0}; ret = read (0,buff,1024);//从键盘输入 ret = write (fd,buff,ret);//写到文件 printf ("sent a msg:%s\n",buff); close (fd); return 0; }