父进程创建五个子进程

父进程创建五个子进程

#include<stdio.h>#include<stdlib.h>#include<unistd.h>#include<sys/wait.h>int main(){pid_t pid;int i;for(i=0;i<5;i++){if((pid=fork())==0)break;}if(pid==-1){perror("fork error");exit(1);}else if(pid>0) {waitpid(pid,NULL,0);printf("parent process:pid=%d\n",getpid());}else if(pid==0) printf("child process:pid[%d]=%d\n",i,getpid());}