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trouble installing octave (version 3.4.2) on ubuntu linux 11.04

From: John W. Eaton
Subject: trouble installing octave (version 3.4.2) on ubuntu linux 11.04
Date: Fri, 9 Sep 2011 04:59:40 -0400

On  9-Sep-2011, Dario Cardini wrote:

| Hi,
| I would like to install the most recent version of octave in linux ubuntu 
| the distribution comes an older version).
| I downloaded the octave-3.4.2.tar.gz file, and I run the following command:
| ./configure --prefix=/tools/octave/local_3.4.2
| from octave-3.4.2 directory.
| I got the following error:
| checking qhull/qhull_a.h usability... no
| checking qhull/qhull_a.h presence... no
| checking for qhull/qhull_a.h... no
| configure: WARNING: Qhull library not found -- this will result in loss of
| functionality of some geometry functions.
| checking whether pcre.h defines the macros we need... no
| configure: error: to build Octave, you must have the PCRE library and header
| files installed
| Nevertheless the PCRE library is installed. I can see it via synaptic.
| For sake of completeness I send attached the complete log of configure 

Do you have the -dev package installed?  Try

  apt-get build-dep octave3.2
  apt-get install libpcre3-dev

and then run configure again.


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