Simple Programming


 
Thread Tools Search this Thread
Top Forums UNIX for Dummies Questions & Answers Simple Programming
# 1  
Old 11-30-2001
Question Simple Programming

I am writing a simple shell program using the

if

then

else

How do I use input in the program without using read?
# 2  
Old 12-01-2001
Well you didn't mention which shell (sh,ksh,etc.)
but you can pass input to a shell script
on the command line as arguments...

read more about:

"$*" ...and... "shift"

...also read through the shell man page
on shell parameters and parameter expansion.
 
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Red Hat

Syslog.conf: looking for a simple answer on a simple question

Cheers! In /etc/syslog.conf, if an error type is not specified, is it logged anywhere (most preferable is it logged to /var/log/messages) or not? To be more precise I am interested in error and critical level messages. At default these errors are not specified in syslog.conf, and I need to... (6 Replies)
Discussion started by: dr1zzt3r
6 Replies

2. UNIX for Dummies Questions & Answers

From iOS programming to Linux system programming

Hello. I like Linux and C programming language. Allways wanted to understand kernel and become a Linux system programmer. And I also like Objective-C and iOS. These two programming areas have relations: 1. Linux and iOS are UNIX-like systems, POSIX compliant. 2. It is useful to know C language... (2 Replies)
Discussion started by: Rockatansky
2 Replies

3. Shell Programming and Scripting

Help making simple perl or bash script to create a simple matrix

Hello all! This is my first post and I'm very new to programming. I would like help creating a simple perl or bash script that I will be using in my work as a junior bioinformatician. Essentially, I would like to take a tab-delimted or .csv text with 3 columns and write them to a "3D" matrix: ... (16 Replies)
Discussion started by: torchij
16 Replies

4. Programming

C Programming - Hardware Programming

Can someone help me on suggesting some ways to access the memory content in RAM directly from C/C++ source code. Please provide me any book name or any URL so that I can get an exhaustive knowledge over it. If possible please give me some tips on interacting with hardwares directly through... (3 Replies)
Discussion started by: nandumishra
3 Replies

5. UNIX for Dummies Questions & Answers

Carreer:Networking Programming in Unix (C programming Language)

Hello, I am trying to learn Networking Programming in C in unix enviorment. I want to know how good it is to become a network programmer. i am crazy about Network programming but i also want to opt for the best carreer options. Anybody experienced Network Programmer, please tell me is my... (5 Replies)
Discussion started by: vibhory2j
5 Replies

6. Shell Programming and Scripting

simple socket programming in perl

hi i want to write simple socket program which will listen on socket . here is the code ## read msg on socket #! /usr/bin/perl use IO::Socket::INET; my $MySocket= IO::Socket::INET->new(LocalPort=>1234, Proto=>'udp') ; while ()... (2 Replies)
Discussion started by: zedex
2 Replies

7. Programming

newbie to unix programming in C, needed a few simple prgs on these functions!

Hi all, I am a newbie to unix programming using C.. So i would like to have a few simple C programs to start off with.. I wanted programs on learning , abort,kill and raise,alarm and pause,I would also like to know how to use the vfork() in a prg It would be really great if i can have... (1 Reply)
Discussion started by: wrapster
1 Replies

8. Shell Programming and Scripting

Simple to you not simple to me pattern matchin help

hey all, im new and my first question is: say i have a word "blahblah" how do i get and replace the last letter of the word with say k, so replace the h with a k. However you cant just replace the h it has to change the LAST LETTER of the word. Cheers In advance. :b: (0 Replies)
Discussion started by: aleks001
0 Replies

9. UNIX for Dummies Questions & Answers

Ok simple question for simple knowledge...

Ok what is BSD exactly? I know its a type of open source but what is it exactly? (1 Reply)
Discussion started by: Corrail
1 Replies

10. Programming

c programming or unix programming!?

i would like advice on the usbject of c programming (in the middle of reading a book on C). could i benefit more if i apply that knowledge in the unix format if i were able to, or would that take the point out of learning C, basically I want to stay away from strying too far away from unix and use... (1 Reply)
Discussion started by: moxxx68
1 Replies
Login or Register to Ask a Question