Consult the gcc manual.

The correct value for Core 2 Duo is nocona.

Regards,
Mike

-----Original Message-----
>From: Hector Centeno 
>Sent: May 1, 2008 9:39 AM
>To: csound@lists.bath.ac.uk
>Subject: [Csnd] Re: Installing csound5 from source on fedora 8
>
>Hi Alan,
>
>Thank you for posting this guide. I've been building checkouts of
>Csound from CVS since long time using Fedora and always thought about
>starting some wiki or blog page where to post a guide for Linux users
>wanting to build Csound (I often see people in the list asking for
>instructions). The only step I found surprising in your guide was the
>one about changing the path to FLTK in custom.py. In all my builds
>(including the last one one month ago) using Fedora 8 I've never had
>to touch that file or had the problems with the math.h and dirent.h
>files. And I've been building with almost everything except for
>CsoundVST (and FLTK works). Did you try building without changing
>custom.py?
>
>I'm glad John answered the question regarding the value for gcc4opt,
>I've been trying to use that flag and getting the same error you got
>and since then forgot to try again. It might help with the
>performance. Is i686 the right value for a core2duo processor?
>
>Cheers,
>
>Hector
>
>
>On Wed, Apr 30, 2008 at 6:20 PM, Alan Peter Fitch  wrote:
>> Here are my notes on installing csound5 from source on Fedora 8. I got a
>>   segfault with the Linux binary installer hence the attempt to install
>>  from source.
>>
>>
>>  ----------------------------------------------------------------
>>  Building csound 5.08 from source
>>  --------------------------------
>>  1. download Csound5.08.tgz  from sourceforge
>>
>>  2. tar xzf Csound5.08.tgz
>>
>>  3. cd Csound5.08
>>
>>  4. run scons -h and work out what devel packages to install. I installed
>>
>>  libsndfile-devel
>>  portaudio-devel
>>  fltk-devel
>>  fluidsynth-devel
>>  jack-audio-connection-kit-devel
>>  liblo-devel
>>  tcl-devel
>>  tk-devel
>>
>>  5. edit custom.py and modify the path to fltk as follows
>>
>>  if sys.platform[:5] == 'linux':
>>     platform = 'linux'
>>     customCPPPATH.append('/usr/include/FL')
>>     customLIBPATH.append('/usr/lib')
>>
>>  6. try and run scons as follows
>>
>>  scons useDouble=1 buildCsound5GUI=1 generatePDF=1 \
>>       buildStkOpcodes=1 buildTclcsound=1 buildVirtual=1 \
>>       useOSC=1 buildLoris=0
>>
>>  (note I couldn't use gcc4opt=1 as I got an error in config.log with
>>  an unrecognised option mtune=1)
>>
>>  This failed as /usr/include/FL (the fltk include files) included
>>  a file math.h, which was used in preference to the system math.h
>>
>>  I tried renaming /usr/include/FL/math.h to /usr/include/FL/fl_math.h
>>
>>  The next failure was with dirent.h - I tried renaming
>>
>>  /usr/include/FL/dirent.h to /usr/include/FL/fl_dirent.h
>>
>>  A better solution with gcc would be to use -idirafter /usr/include/FL
>>  which would cause that directory to be searched *after* the system
>>  include paths, thus ensuring the correct version of math.h and dirent.h.
>>  However I don't know how to do that with scons.
>>
>>  The next failure was the missing "fluid" command. To fix this:
>>
>>  yum install fltk-fluid
>>
>>  Finally building completed.
>>
>>  7. To install
>>
>>  ./install.py
>>
>>  8. Edit your .cshrc or .bash_profile and set
>>  export OPCODEDIR64=/usr/local/lib/csound/plugins64
>>
>>  or
>>
>>  setenv OPCODEDIR64 /usr/local/lib/csound/plugins64
>>
>>  9. set
>>
>>  RAWWAVE_PATH /usr/local/share/csound/rawwaves
>>
>>  in either .bash_profile or .cshrc
>>
>>
>>  --
>>  Alan Fitch
>>
>>
>>  Send bugs reports to this list.
>>  To unsubscribe, send email sympa@lists.bath.ac.uk with body "unsubscribe csound"
>>
>
>
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