author | Dominic Pinkman <dominic.pinkman@nokia.com> |
Wed, 16 Jun 2010 10:24:13 +0100 | |
changeset 10 | d4524d6a4472 |
parent 7 | 51a74ef9ed63 |
permissions | -rw-r--r-- |
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<?xml version="1.0" encoding="utf-8"?> |
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. --> |
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<!-- This component and the accompanying materials are made available under the terms of the License |
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"Eclipse Public License v1.0" which accompanies this distribution, |
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". --> |
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<!-- Initial Contributors: |
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Nokia Corporation - initial contribution. |
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Contributors: |
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--> |
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<!DOCTYPE concept |
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PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd"> |
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<concept id="GUID-4C31BFCC-BC2A-55B1-8D3B-3355032E2062" xml:lang="en"><title>autoload</title><prolog><metadata><keywords/></metadata></prolog><conbody> |
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<p><userinput>autoload [ {+|-}UXmt ] [ -wkz ] [ name ... ]</userinput> </p> |
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<p>Equivalent to functions <codeph>-u</codeph>, with the exception of <codeph>-X</codeph> /<codeph>+X</codeph>, <codeph>-w</codeph>, <codeph>-k</codeph> and <codeph>-z</codeph>. </p> |
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<table id="GUID-9C277500-94BE-5D0D-8F4F-ACBDA3B7FBB6"> |
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<tgroup cols="2"><colspec colname="col0"/><colspec colname="col1"/> |
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<tbody> |
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<row> |
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<entry><p> <codeph>-X</codeph> </p> </entry> |
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<entry><p>Can be used only inside a shell function, and may not be followed |
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by a name. It causes the calling function to be marked for autoloading and |
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then immediately loaded and executed, with the current array of positional |
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parameters as arguments. This replaces the previous definition of the function. |
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If no function definition is found, an error is printed and the function remains |
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undefined and marked for autoloading. </p> </entry> |
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</row> |
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<row> |
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<entry><p> <codeph>+X</codeph> </p> </entry> |
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<entry><p>Attempts to load each name as an autoloaded function, but does not |
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execute it. The exit status is zero (success) if the function was not previously |
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defined and a definition for it was found. This does not replace any existing |
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definition of the function. The exit status is nonzero (failure) if the function |
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was already defined or when no definition was found. In the latter case the |
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function remains undefined and marked for autoloading. </p> <p>It can also |
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be combined with either <codeph>-k</codeph> or <codeph>-z</codeph> to make |
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the function be loaded using <codeph>ksh-style</codeph> or <codeph>zsh-style</codeph> autoloading, |
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respectively. If neither is given, the current setting of the <codeph>KSH_AUTOLOAD </codeph> options |
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determines how the function is loaded. With <codeph>ksh-style</codeph> autoloading, |
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the contents of the file will not be executed immediately. Instead, the function |
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created will contain the contents of the file plus a call to the function |
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itself appended to it, thus given normal <codeph>ksh</codeph> autoloading |
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behaviour on the first call to the function. </p> </entry> |
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</row> |
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</tbody> |
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</tgroup> |
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</table> |
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<p> <b>Note:</b> The Symbian platform does not support the use |
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of <codeph>-w</codeph> option. </p> |
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</conbody></concept> |