linux C语言开发管道通信实例详解

#include <stdio.h> #include <unistd.h> #include <stdlib.h> #include <string.h>  int pipe_default[2];  int main() {  pid_t pid;  char buffer[32];   memset(buffer, 0, 32);  if(pipe(pipe_default) < 0)  {   printf("Failed to create pipe!/n");   return 0;  }   if(0 == (pid = fork()))  {   close(pipe_default[1]);   sleep(5);   if(read(pipe_default[0], buffer, 32) > 0)   {    printf("Receive data from server, %s!/n", buffer);   }   close(pipe_default[0]);  }  else  {   close(pipe_default[0]);   if(-1 != write(pipe_default[1], "hello", strlen("hello")))   {    printf("Send data to client, hello!/n");   }   close(pipe_default[1]);   waitpid(pid, NULL, 0);  }   return 1; } 

[test@localhost pipe]$ ./pipe Send data to client, hello! Receive data from server, hello!