code. compile. run. debug. share.
#include<stdio.h>
#include<stdlib.h>
#include<unistd.h>
#include <sys/wait.h>
int main()
{
pid_t pid;
int exit_stat;
int tri_pid;
pid = fork();
switch(pid){
case 1:
perror("fork");
exit(1);
case 0:
printf("In child :%u\n",getpid());
exit(1);
default:
tri_pid = wait(&exit_stat);
if(tri_pid < 0)
perror("wait");
printf("in parent :%u\n",getpid());
printf("exit state of child : %d\n",WEXITSTATUS(exit_stat));
break;
}
return 0;
}
Compiling Program...
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