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Can anyone tell me what is the purpose of a substitute variable in the unix programming language and give an example where it may be used?

Thanks!

Hi

I am trying to display the home directory of another user. I dont have the permissions to change into their directory and wonder is it possible to display their directory

eg I cant change...

Hi

I've created a script which reads in a username and checks if they are on the system. I have this working fine. I want to then print out the home directory of that user. Can someone tell me how...

I know why $HOME is always printing the same because this is the home directory I am in. In this case would I need to cd(change directory) into the directory of the username that was entered? Thanks!

Thanks i got it workin with functions but I 've got one problem. If the user Id is on the system it always prints the home directory of the person that is currently logged on. I want to print the...

Thanks a million. I think i know how to expand on this. This is a big help though. Thanks

I dont expect a complete working solution. i didn't ask for that but I would be grateful if someone could reply some sample code.

Hi

I have a question that after trying tirelessly I cant solve. I'm not great wth UNIX and wonder if anyone could help. I have to create a shell program using functions that prompts for a user ID....

Despicable?? I thought these forums were meant to help. All I want is a possoble solution. I'm not here to offend anyone.

Hey does anyone have any sample code on how best to do this. im sure there is an if else statement in it.

It is not homework but a sample I was given. I dont necessarily have to do it but I would like to see how it is done so I can look at it and try and understand how it works. If anyone has any kind of...

Hi

I have a question that after trying tirelessly I cant solve. I'm not great wth UNIX and wonder if anyone could help. I have to create a shell program using functions that prompts for a user ID....