code. compile. run. debug. share.
#include<stdio.h>
#include<unistd.h>
#include<stdlib.h>
#include <sys/wait.h>
int main()
{
pid_t pid;
int a = 10;
pid = fork();
switch(pid) {
case -1:
perror("fork");
exit(1);
case 0:
printf("child pid %d\n",getpid());
a = 20;
printf("child: a %d\n",a);
exit(1);
default:
wait(NULL);
printf("parent pid %d\n",getpid());
printf("parent: a %d\n",a);
break;
}
return 0;
}
Compiling Program...
Standard Input:
Interactive Console
Text
Program is not being debugged. Click "Debug" button to start program in debug mode.
| # | Function | File:Line |
|---|
| Variable | Value |
|---|
| Register | Value |
|---|
| Expression | Value |
|---|
| # | Description |
|---|