The following segment of code has been developed for a system which is to spawn off a child process. The child process is to monitor the keyboard and send information back to the parent process via way of a pipe. However, the system is not functioning properly. What is wrong with the code segment?
The following segment of code has been developed for a system which is to spawn off a child process. The child process is to monitor the keyboard and send information back to the parent process via way of a pipe. However, the system is not functioning properly. What is wrong with the code segment?
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Question
Computer science
![The following segment of code has been developed for a system which is to spawn off a child process.
The child process is to monitor the keyboard and send information back to the parent process via way
of a pipe. However, the system is not functioning properly. What is wrong with the code segment?
1 int main ( int arge, char argv)
2 {
int pipes [2];
3
4
5
int pid = fork ();
6
pipe(& pipes [0]);
8
7
if (pid == 0)
{
// Do child process stuff ..
}
else if (pid > 0)
{
// Do parent process stuff ....
}
9
10
12
13
14
15
16
17 }](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa763761a-dbf3-4107-9af9-1a99d54baa52%2F8c9f8a19-e279-4cfa-8361-f4d5900b3f8f%2F3n8kk1_processed.png&w=3840&q=75)
Transcribed Image Text:The following segment of code has been developed for a system which is to spawn off a child process.
The child process is to monitor the keyboard and send information back to the parent process via way
of a pipe. However, the system is not functioning properly. What is wrong with the code segment?
1 int main ( int arge, char argv)
2 {
int pipes [2];
3
4
5
int pid = fork ();
6
pipe(& pipes [0]);
8
7
if (pid == 0)
{
// Do child process stuff ..
}
else if (pid > 0)
{
// Do parent process stuff ....
}
9
10
12
13
14
15
16
17 }
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