Write a C program that spins a child process. The child process reads a number from the keyboard and passes the number on to the

Question

3 years ago

11

Write a C program that spins a child process. The child process reads a number from the keyboard and passes the number on to the

parent process via a pipe. The parent process waits until number becomes available and reads it from the pipe, prints the number to the screen and exits.

Computers and Technology

1 answer:

Murrr4er [49] · Answer 1 · 2022-03-24T17:24:19+03:00

# include <stdio.h>

int main()

{

int pid;

pid=getpid();

printf(\"Current Process ID is : %d\\n\",pid);

printf(\"[ Forking Child Process ... ] \\n\");

pid=fork(); /* This will Create Child Process and

Returns Child\'s PID */

if(pid < 0)

{

/* Process Creation Failed ... */

exit(-1);

}

else if(pid==0)

{

/* Child Process */

printf(\"Child Process Started ...\\n\");

printf(\"Child Process Completed ...\\n\");

}

else

{

/* Parent Process */

sleep(10);

printf(\"Parent Process Running ... \\n\");

printf(\"I am In Zombie State ...\\n\");

while(1)

{

/*

Infinite Loop that Keeps the

Process Running

*/

}

return 0;

}