Next: Abstract

C-shell Cookbook
Version 1.3

Starlink Cookbook 4.4
Malcolm J. Currie
2006 November 26

CCLRC / Rutherford Appleton Laboratory
Particle Physics & Astronomy Research Council

Starlink Project

Retrieve hardcopy

Abstract
Introduction
Further Reading
How to use this manual
Conventions
Running a script
- Shell selection
- Making a script executable
- Executing a script by name
- Using aliases to run a script
- Removing aliases
- Executing a script in the current process
- Package aliases
Some simple examples
Shell Variables
- Assigning scalar values
- Assigning arrays
- Using the values of variables
- Special characters
- Prompting
- Script arguments and other special variables
- Predefined variables
Executing a Starlink Application
- Parameter files and the graphics database
- How to test whether or not a Starlink task has failed
Passing information between Starlink applications
- Parsing text output
- Via Parameters
Arithmetic
- Integer
- Logical
- Floating Point
- Intrinsic Functions
String Processing
- String concatenation
- Obtain the length of a string
- Find the position of a substring
- Extracting a substring
- Split a string into an array
- Changing case
- String substitution
- Formatted Printing
Dealing with Files
- Extracting parts of filenames
- Process a Series of Files
- Filename modification
- File operators
- Creating text files
  - Writing a script within a script
- Reading lines from a text file
- Reading tabular data
- Reading from dynamic text files
- Discarding text output
- Obtaining dataset attributes
- FITS Headers
- Accessing other objects
- Defining NDF sections with variables
Loop a specified number of times
UNIX-style options
Debugging scripts
Breaking-in
Longer recipes
- Recipe for masking and background-fitting
Glossary
About this document ...

Next: Abstract

C-shell Cookbook Version 1.3

CCLRC / Rutherford Appleton Laboratory Particle Physics & Astronomy Research Council

Starlink Project

Contents

C-shell Cookbook
Version 1.3

CCLRC / Rutherford Appleton Laboratory
Particle Physics & Astronomy Research Council