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<HTML><HEAD><TITLE>Installing Grep-2.4.2</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.63"><LINKREL="HOME"TITLE="Linux From Scratch"HREF="../index.html"><LINKREL="UP"TITLE="Preparing the LFS system"HREF="../chapter05/chapter05.html"><LINKREL="PREVIOUS"TITLE="Installing GCC-2.95.3"HREF="../chapter05/gcc.html"><LINKREL="NEXT"TITLE="Installing Gzip-1.2.4a"HREF="../chapter05/gzip.html"></HEAD><BODYCLASS="sect1"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLEWIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">Linux From Scratch: Version 3.1</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="../chapter05/gcc.html">Prev</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom">Chapter 5. Preparing the LFS system</TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="../chapter05/gzip.html">Next</A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><DIVCLASS="sect1"><H1CLASS="sect1"><ANAME="ch05-grep">5.10. Installing Grep-2.4.2</A></H1><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><FONTCOLOR="#000000"><PRECLASS="screen">Estimated build time: 1 minuteEstimated required disk space: 4 MB</PRE></FONT></TD></TR></TABLE><DIVCLASS="sect2"><H2CLASS="sect2"><ANAME="AEN1149">5.10.1. Installation of Grep</A></H2><P>When installing Grep using glibc-2.1.x on your base system,it may be necessary to use a fix to prevent a variable name conflict. Thefollowing commands can be used in this case. Note that these commandscan also be used for other glibc versions so if you aren't sure, thenuse the first version.</P><P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><FONTCOLOR="#000000"><PRECLASS="screen"><TTCLASS="userinput"><B>export CPPFLAGS=-Dre_max_failures=re_max_failures2 &&./configure --prefix=$LFS/usr --disable-nls &&unset CPPFLAGS &&make LDFLAGS=-static &&make install</B></TT></PRE></FONT></TD></TR></TABLE></P><P>If you are using a newer glibc version (2.2.x), you can use thefollowing commands to install Grep:</P><P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><FONTCOLOR="#000000"><PRECLASS="screen"><TTCLASS="userinput"><B>./configure --prefix=$LFS/usr --disable-nls &&make LDFLAGS=-static &&make install</B></TT></PRE></FONT></TD></TR></TABLE></P></DIV><DIVCLASS="sect2"><H2CLASS="sect2"><ANAME="AEN1159">5.10.2. Contents</A></H2><P>The grep package contains the egrep, fgrep and grep programs.</P></DIV><DIVCLASS="sect2"><H2CLASS="sect2"><ANAME="AEN1162">5.10.3. Description</A></H2><DIVCLASS="sect3"><H3CLASS="sect3"><ANAME="AEN1164">5.10.3.1. egrep</A></H3><P>egrep prints lines from files matching an extended regular expressionpattern.</P></DIV><DIVCLASS="sect3"><H3CLASS="sect3"><ANAME="AEN1167">5.10.3.2. fgrep</A></H3><P>fgrep prints lines from files matching a list of fixed strings,separated by newlines, any of which is to be matched.</P></DIV><DIVCLASS="sect3"><H3CLASS="sect3"><ANAME="AEN1170">5.10.3.3. grep</A></H3><P>grep prints lines from files matching a basic regular expressionpattern.</P></DIV></DIV><DIVCLASS="sect2"><H2CLASS="sect2"><ANAME="AEN1173">5.10.4. Dependencies</A></H2><P>Grep-2.4.2 needs the following to be installed:</P><PCLASS="literallayout"><br>sh from the bash package<br><br>ar from the binutils package<br>as from the binutils package<br>ld from the binutils package<br><br>cmp from the diffutils package<br><br>chmod from the fileutils package<br>cp from the fileutils package<br>ln from the fileutils package<br>ls from the fileutils package<br>mkdir from the fileutils package<br>rm from the fileutils package<br><br>cc from the gcc package<br><br>egrep from the grep package<br>grep from the grep package<br><br>make from the make package<br><br>sed from the sed package<br><br>basename from the sh-utils package<br>expr from the sh-utils package<br>sleep from the sh-utils package<br>uname from the sh-utils package<br><br>cat from the textutils package<br>tr from the textutils package<br></P></DIV></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLEWIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="../chapter05/gcc.html">Prev</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="../index.html">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="../chapter05/gzip.html">Next</A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">Installing GCC-2.95.3</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="../chapter05/chapter05.html">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">Installing Gzip-1.2.4a</TD></TR></TABLE></DIV></BODY></HTML>⌨️ 快捷键说明
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