Pipe, Computer Engineering

Assignment Help:

Your shell should accept and execute the pipe "|"  operator. This will look like the following:

|

The functionality of this operator is to execute command1 and send its output to the pipe. Then execute command2 and use the pipe as input. For this you will need to use the close(), dup() and pipe() functions.

Here is a sample of the execution:

/home/ p r o j e c t s / cs200 / spring12 / shell >cat project2.c | grep include

#includ e

#includ e

#includ e

#includ e

#includ e

/home/ p r o j e c t s / cs200 / spring12 / shell >


Related Discussions:- Pipe

Calculate quantities from information in bayesian network, 1. A Bayesian ne...

1. A Bayesian network is shown for the variables paper Thickness, paper Alignment and Print Quality. The conditional probabilities are provided in the tables beside the nodes. Here

What is random access memory, What is random access memory(RAM or MAIN MEMO...

What is random access memory(RAM or MAIN MEMORY) and mention its types? The main memory in the central storage unit in a computer system. It is relatively large and fast memory

What are the two phases in the advancement of linux, What are the two phase...

What are the two phases in the advancement of Linux? State some Applications of Open Source Systems? Finance Educational Data Storage and Management ERP (Ent

Define exception, Define exception. The term exception is used to trans...

Define exception. The term exception is used to transfer to any event that causes an interruption

Logic diagrams for same boolean expression, Q. Logic diagrams for same Bool...

Q. Logic diagrams for same Boolean expression? The expression F can be simplified using Boolean algebra. The logic diagram of simplified expression is drawn in fig (b)

What are the limitations of a cyclotron, Q. What are the limitations of a c...

Q. What are the limitations of a cyclotron? Limitations (i) Maintaining a consistent magnetic field over a large area of the Dees is difficult. (ii) At high rapidity

Define password methods and biometric systems, Define the password methods ...

Define the password methods and Biometric systems for implementing client server network security. In cyberspace, buyers and sellers cannot notice each other. Also within video

Explain formats supported in linux for executable programs, Explain Formats...

Explain Formats supported in Linux for executable programs. Linux supports two formats for executable programs: a. Out-binary format b. ELF - dynamic libraries

Explain throughput performance and issues in pipelining, Throughput Thr...

Throughput Throughput of a pipeline may be defined as number of results which have been achieved per unit time. It can be referred as: T = n / [m + (n-1)]. c = E / c Th

Discuss the important characteristics of 8237, Question 1 Discuss the w...

Question 1 Discuss the working principle of an interrupt and hardware actions in interrupt handling 2 Discuss the important characteristics of 8237 3 Describe the format

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd