On Tue, 29 Jan 2002, Michaell Taylor wrote:
> I am having some trouble getting RMySQL installed. Thought there might be
> some ideas out there. The problem:
>
> MySQL 3.23.47 is installed (server,devel, client, benchmarks,shared) and
> seems to be working. R 1.4.0 is working.
>
> >On first install attempt I get :
> >
> >checking for mysql_init in -lmysqlclient... no
> >checking for /usr/local/include/mysql/mysql.h... no
> >checking for /usr/include/mysql/mysql.h... yes
> >
> >Configuration error:
> > could not find the MySQL installation include and/or library
> > directories. Manually specify the location of the MySQL
> > libraries and the header files and re-run R CMD INSTALL.
>
> following the instructions, I:
> export MYSQL_DIR="/usr"
> then,
> R CMD INSTALL RMySQL_0.4-3.tar.gz
>
> Seems to have solved the problem, no errors, help files built, etc. BUT...
>
> > library(RMySQL)
> Error in dyn.load(x, as.logical(local), as.logical(now)) :
> unable to load shared library
> "/usr/local/lib/R/library/RMySQL/libs/RMySQL.so":
> /usr/local/lib/R/library/RMySQL/libs/RMySQL.so: undefined symbol:
> mysql_field_count
> Error in library(RMySQL) : .First.lib failed
>
> repeated the process on a similar (but apparently not the same) box - no
> problems, didn't even have to specify the mysql home directory as a
shell
> variable.
>
> Tried rebuilding R and MySQL - didn't help. Otherwise R and MySQL seem
to be
> working.
>
> Has anyone seen this problem before? Thanks in advance.
Yes. You need to set LD_LIBRARY_PATH to include your MySQL libraries: they
are installed in strange places by default.
Try ldd on /usr/local/lib/R/library/RMySQL/libs/RMySQL.so.
What happened to giving your system information, BTW?
--
Brian D. Ripley, ripley at stats.ox.ac.uk
Professor of Applied Statistics, http://www.stats.ox.ac.uk/~ripley/
University of Oxford, Tel: +44 1865 272861 (self)
1 South Parks Road, +44 1865 272860 (secr)
Oxford OX1 3TG, UK Fax: +44 1865 272595
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