<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> <!--Converted with LaTeX2HTML 2002-2-1 (1.71) original version by: Nikos Drakos, CBLU, University of Leeds * revised and updated by: Marcus Hennecke, Ross Moore, Herb Swan * with significant contributions from: Jens Lippmann, Marek Rouchal, Martin Wilck and others --> <HTML> <HEAD> <TITLE>1.3 The UNIX Environment: Entry Level Knowledge</TITLE> <META NAME="description" CONTENT="1.3 The UNIX Environment: Entry Level Knowledge"> <META NAME="keywords" CONTENT="GMT_Tutorial"> <META NAME="resource-type" CONTENT="document"> <META NAME="distribution" CONTENT="global"> <META NAME="Generator" CONTENT="LaTeX2HTML v2002-2-1"> <META HTTP-EQUIV="Content-Style-Type" CONTENT="text/css"> <LINK REL="STYLESHEET" HREF="GMT_Tutorial.css"> <LINK REL="next" HREF="node20.html"> <LINK REL="previous" HREF="node10.html"> <LINK REL="up" HREF="node8.html"> <LINK REL="next" HREF="node15.html"> </HEAD> <BODY bgcolor="#ffffff"> <!--Navigation Panel--> <A NAME="tex2html580" HREF="node15.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> <A NAME="tex2html574" HREF="node8.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> <A NAME="tex2html568" HREF="node13.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> <A NAME="tex2html576" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A> <A NAME="tex2html578" HREF="node63.html"> <IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="index.png"></A> <BR> <B> Next:</B> <A NAME="tex2html581" HREF="node15.html">1.3.1 Redirection</A> <B> Up:</B> <A NAME="tex2html575" HREF="node8.html">1. SESSION ONE</A> <B> Previous:</B> <A NAME="tex2html569" HREF="node13.html">1.2.3 Output data</A> <B> <A NAME="tex2html577" HREF="node1.html">Contents</A></B> <B> <A NAME="tex2html579" HREF="node63.html">Index</A></B> <BR> <BR> <!--End of Navigation Panel--> <H1><A NAME="SECTION00330000000000000000"> 1.3 The UNIX Environment: Entry Level Knowledge</A> </H1> <P> <BR><HR> <!--Table of Child-Links--> <A NAME="CHILD_LINKS"><STRONG>Subsections</STRONG></A> <UL> <LI><A NAME="tex2html582" HREF="node15.html">1.3.1 Redirection</A> <LI><A NAME="tex2html583" HREF="node16.html">1.3.2 Piping (<IMG WIDTH="8" HEIGHT="31" ALIGN="MIDDLE" BORDER="0" SRC="img1.png" ALT="$\vert$">)</A> <LI><A NAME="tex2html584" HREF="node17.html">1.3.3 Standard error (<I>stderr</I>)</A> <LI><A NAME="tex2html585" HREF="node18.html">1.3.4 File name expansion or ``wild cards''</A> <UL> <LI><A NAME="tex2html586" HREF="node19.html">1.3.4.1 Examples</A> </UL></UL> <!--End of Table of Child-Links--> <HR> <!--Navigation Panel--> <A NAME="tex2html580" HREF="node15.html"> <IMG WIDTH="37" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="next" SRC="next.png"></A> <A NAME="tex2html574" HREF="node8.html"> <IMG WIDTH="26" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="up" SRC="up.png"></A> <A NAME="tex2html568" HREF="node13.html"> <IMG WIDTH="63" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="previous" SRC="prev.png"></A> <A NAME="tex2html576" HREF="node1.html"> <IMG WIDTH="65" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="contents" SRC="contents.png"></A> <A NAME="tex2html578" HREF="node63.html"> <IMG WIDTH="43" HEIGHT="24" ALIGN="BOTTOM" BORDER="0" ALT="index" SRC="index.png"></A> <BR> <B> Next:</B> <A NAME="tex2html581" HREF="node15.html">1.3.1 Redirection</A> <B> Up:</B> <A NAME="tex2html575" HREF="node8.html">1. SESSION ONE</A> <B> Previous:</B> <A NAME="tex2html569" HREF="node13.html">1.2.3 Output data</A> <B> <A NAME="tex2html577" HREF="node1.html">Contents</A></B> <B> <A NAME="tex2html579" HREF="node63.html">Index</A></B> <!--End of Navigation Panel--> <ADDRESS> Paul Wessel 2010-07-14 </ADDRESS> </BODY> </HTML>