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								original version by:  Nikos Drakos, CBLU, University of Leeds
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								* revised and updated by:  Marcus Hennecke, Ross Moore, Herb Swan
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								* with significant contributions from:
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								  Jens Lippmann, Marek Rouchal, Martin Wilck and others -->
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								<H2><A NAME="SECTION00041000000000000000">
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								Requirements</A>
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								</H2>
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								    The following components are required to compile ClamAV under UNIX:
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								    <A NAME="tex2html6"
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								  HREF="footnode.html#foot125"><SUP><SPAN CLASS="arabic">3</SPAN></SUP></A>    
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								<UL>
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								<LI>zlib and zlib-devel packages
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								</LI>
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								<LI>gcc compiler suite (tested with 2.9x, 3.x and 4.x series)
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								<BR>	      <SPAN  CLASS="textbf">If you are compiling with higher optimization levels
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									      than the default one (-O2 for gcc), be aware that there
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									      have been reports of misoptimizations. The build system of ClamAV
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									      only checks for bugs affecting the default settings, it is your
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									      responsibility to check that your compiler version doesn't
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									      have any bugs.</SPAN>
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								</LI>
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								</UL>
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								    The following packages are optional but <SPAN  CLASS="textbf">highly recommended</SPAN>:
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								<UL>
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								<LI>bzip2 and bzip2-devel library
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								</LI>
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								<LI><code>check</code> unit testing framework <A NAME="tex2html7"
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								  HREF="footnode.html#foot787"><SUP><SPAN CLASS="arabic">4</SPAN></SUP></A>.
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								</LI>
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								</UL>
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								    The following packages are optional, but <SPAN  CLASS="textbf">required for bytecode JIT support</SPAN>:
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								  HREF="footnode.html#foot134"><SUP><SPAN CLASS="arabic">5</SPAN></SUP></A>    
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								<UL>
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								<LI>GCC C and C++ compilers (minimum 4.1.3, recommended 4.3.4 or newer)
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								<BR>
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								the package for these compilers are usually called: gcc, g++, or gcc-c++.
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									    <A NAME="tex2html9"
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								  HREF="footnode.html#foot788"><SUP><SPAN CLASS="arabic">6</SPAN></SUP></A>
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								</LI>
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								<LI>A supported CPU for the JIT, either of: X86, X86-64, PowerPC, PowerPC64
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								</LI>
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								</UL>
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								    The following packages are optional, but needed for the JIT unit tests:
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								<UL>
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								<LI>GNU Make (version 3.79, recommended 3.81)
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								</LI>
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								<LI>Python (version 2.5.4 or newer), for running the JIT unit tests
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								</LI>
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								</UL>
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								<P>
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								<ADDRESS>
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								Tomasz Kojm
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											2010-08-12 18:29:25 +02:00
										 
									 
								 
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								2010-08-12
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