Perl Cookbook > Packages, Libraries, and Modules > Determining the Caller's Package

Table of Contents

Download Safari Books Online apps: Apple iOS | Android

Entire Site

Free Trial

Safari Books Online is a digital library providing on-demand subscription access to thousands of learning resources.

This Book

Perl Cookbook

Search

Ch. 3. Dates and Times

Ch. 4. Arrays

Ch. 5. Hashes

Ch. 6. Pattern Matching

Ch. 11. References and Records

Ch. 12. Packages, Libraries, and Modules

Introduction

Defining a Module's Interface

Trapping Errors in require or use

Delaying use Until Run Time

Making Variables Private to a Module

Determining the Caller's Package

Automating Module Clean-Up

Keeping Your Own Module Directory

Preparing a Module for Distribution

Speeding Module Loading with SelfLoader

Speeding Up Module Loading with Autoloader

Overriding Built-In Functions

Reporting Errors and Warnings Like Built-Ins

Referring to Packages Indirectly

Using h2ph to Translate C #include Files

Using h2xs to Make a Module with C Code

Documenting Your Module with Pod

Building and Installing a CPAN Module

Example: Module Template

Program: Finding Versions and Descriptions of Installed Modules

Ch. 13. Classes, Objects, and Ties

Ch. 14. Database Access

Ch. 15. User Interfaces

Ch. 16. Process Management and Communication

Ch. 17. Sockets

Ch. 18. Internet Services

Ch. 19. CGI Programming

Ch. 20. Web Automation

Colophon

Index

12.5. Determining the Caller's Package

12.5.1. Problem

You need to find out the current or calling package.

12.5.2. Solution

To find the current package:

You are currently reading a PREVIEW of this book.

Get instant access to over
$1 million worth of books and videos.

Start a Free Trial