core/builtins/echo.cif
author Tom Sutcliffe <thomas.sutcliffe@accenture.com>
Wed, 23 Jun 2010 15:52:26 +0100
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# echo.cif
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# 
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# Copyright (c) 2010 Accenture. All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of the "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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# 
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# Initial Contributors:
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# Accenture - Initial contribution
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#
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==name echo
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==short-description
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Print a text string to C<stdout>. If no text is specified as an argument, reads from C<stdin> and writes the result to C<stdout>.
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==long-description
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Note, this command used to interpret escape sequences such as C<^r> and C<^t> itself. This functionality has now been moved into C<CCommandBase> so all fshell commands can benefit from it. A consequence of this change is that it is no longer necessary to double escape such sequences.
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==argument string string optional last
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The text to be printed.
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==option bool e stderr
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Print to C<stderr> rather than C<stdout>.
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==option bool w wrap
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Wraps the text to the screen width, ensuring that words do not get split across lines.
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==option uint i indent
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The number of characters to indent the text by. Only has an effect when used with C<--wrap>.
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==option enum a attributes multiple
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The attributes to assign to the text written to the console.
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==enum-value bold
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==enum-value underscore
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==enum-value blink
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==enum-value inverse
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==enum-value conceal
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==option enum f foreground-color
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The color the font glyphs are to be drawn in.
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==enum-value black
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==enum-value red
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==enum-value green
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==enum-value yellow
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==enum-value blue
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==enum-value magenta
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==enum-value cyan
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==enum-value white
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==option enum b background-color
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The color the rectangle behind the font glyphs is to be drawn in.
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==enum-value black
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==enum-value red
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==enum-value green
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==enum-value yellow
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==enum-value blue
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==enum-value magenta
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==enum-value cyan
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==enum-value white
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==option bool B binary
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Write to the console in I<binary mode>. Note, not all consoles support the notion of I<binary mode>. If not, KErrNotSupported (-5) will be returned. In practice, currently only the VT100 console variants support this.
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==option bool n no-newline
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By default echo will append a new line (C<CRLF>) on to the end of the C<string> argument, if it doesn't already have one. Use C<--no-newline> to prevent this.
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==copyright
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Copyright (c) 2006-2010 Accenture. All rights reserved.
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