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

What are advantages and disadvantages of using eeprom, What are advantages ...

What are advantages and disadvantages of using EEPROM? The benefits are that EEPROM do not have to be removed for erasure. Also it is possible to delete the cell contents selec

Communications between the user and the server, Communications between the ...

Communications between the user and the server A significant enhancement was achieved when communications between the user and the server was sent in encrypted form and later

Are there any special rules about inlining, Are there any special rules abo...

Are there any special rules about inlining? Yes, there are some rules about inlining - a.) Any source files which used inline function should contain function's definition.

Difference among using a filter and a query to find records, What is the di...

What is the difference among using a filter and a query to find records? Filter is used to quickly limit the records as we are already viewing in a Datasheet or a form to those

Define range which a normalised mantissa can signify, Now let's define rang...

Now let's define range which a normalised mantissa can signify. Let's presume that our present representations has normalised mantissa so left most bit can't be zero so it has to b

Disadvantages of unauthenticated sites, Disadvantages of unauthenticated si...

Disadvantages of unauthenticated sites All the Units entering the Intranet must be scrutinised to ensure that they are not coming from the unauthenticated sites or users. It a

Hierarchical design in multisim, It is recommended that you capture your as...

It is recommended that you capture your assignment as a Hierarchical Design in Multisim. Look at the Help topic Working with Larger Designs. Design and thoroughly test each module

How to make a datapool, When producing a datapool, you state the kinds of d...

When producing a datapool, you state the kinds of data (called data types) that the script will send for example, customer names, addresses, and unique order numbers or product nam

Microprocessor, overlapping segmentation process in 8086

overlapping segmentation process in 8086

Operation research, how to implement a modified distribution method using c...

how to implement a modified distribution method using c/c++

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