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Dear Riveters
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<div>still having problems to get rivet 2 installed on Mac OSX Mavericks</div>
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<div>following the advice of Andy at our CMS meeting on Friday, I tried</div>
<div>to compile everything using clang and clang++ with the command:</div>
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<div>INSTALL_PREFIX=$HOME/software/rivet CC=clang CXX=clang++ MAKE="make -j8" ./rivet-bootstrap</div>
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<div>but then I got an error on fastjet:</div>
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<div>libtool: compile: clang++ -DHAVE_CONFIG_H -I. -I../../../include/fastjet -O3 -Wall -g -Woverloaded-virtual -DDROP_CGAL -I. -I./../../../include -MT libCDFcode_la-JetCluAlgorithm.lo -MD -MP -MF .deps/libCDFcode_la-JetCluAlgorithm.Tpo -c
<a href="http://JetCluAlgorithm.cc">JetCluAlgorithm.cc</a> -fno-common -DPIC -o .libs/libCDFcode_la-JetCluAlgorithm.o</div>
<div><a href="http://JetCluAlgorithm.cc">JetCluAlgorithm.cc</a>:81:16: error: use of undeclared identifier 'abs'; did you</div>
<div> mean 'fabs'?</div>
<div> int dIEta = abs(iEtaSeedTower - iEtaPreClusterTower);</div>
<div> ^~~</div>
<div> fabs</div>
<div>/usr/include/math.h:431:15: note: 'fabs' declared here</div>
<div>extern double fabs(double);</div>
<div> ^</div>
<div><a href="http://JetCluAlgorithm.cc">JetCluAlgorithm.cc</a>:82:16: error: use of undeclared identifier 'abs'; did you</div>
<div> mean 'fabs'?</div>
<div> int dIPhi = abs(iPhiSeedTower - iPhiPreClusterTower);</div>
<div> ^~~</div>
<div> fabs</div>
<div>/usr/include/math.h:431:15: note: 'fabs' declared here</div>
<div>extern double fabs(double);</div>
<div> ^</div>
<div>2 errors generated.</div>
<div>make[3]: *** [libCDFcode_la-JetCluAlgorithm.lo] Error 1</div>
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<div>Any idea to solve this ?</div>
<div>Is this just a Mac problem ?</div>
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<div>Thanks a lot</div>
<div>Cheers</div>
<div>Hannes</div>
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<div>***********************************************************************<br>
Hannes Jung <br>
Email: <a href="mailto:Hannes.Jung@desy.de">Hannes.Jung@desy.de</a> <br>
mobile :+49 40 8998 93741<br>
<a href="http://www.desy.de/~jung">http://www.desy.de/~jung</a> <br>
Tel: +49 (0) 40 8998 3741 <br>
Fax: +49 (0) 40 8994 3741<br>
DESY, CMS 01B/02.213<br>
Notkestr.85, 22603 Hamburg, FRG <br>
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