RE: MPFR lib path missing from compile command(s) during configuration?

["Eric Lemings" <Eric dot Lemings at roguewave dot com>]

> -----Original Message-----
> From: Brian Dessent [mailto:brian@dessent.net] 
> Sent: Monday, June 09, 2008 4:59 PM
> To: Eric Lemings
> Cc: gcc-help@gcc.gnu.org
> Subject: Re: MPFR lib path missing from compile command(s) 
> during configuration?
> 
> Eric Lemings wrote:
> 
> > I was just trying to build the 4.3.1 release on RH5.  During the
> > configuration of libgcc, I get an error shown in the config.log file
> > below.  This looks like an error in the distributed config 
> files.  Or am
> > I doing something wrong?  I had no such problem IIRC 
> building the 4.3.0
> > release.
> > 
> > ...
> > /build/lemings/gcc-4.3.1/./gcc/cc1: error while loading shared
> > libraries: libmpfr.so.1: ca
> > nnot open shared object file: No such file or directory
> 
> Where did you install mpfr?  If it's not in one of the 
> default locations
> like /usr/lib then it's your responsibility to tell the dynamic linker
> where to find the .so file at runtime.  You can do this by adding its
> location to LD_LIBRARY_PATH or /etc/ld.so.conf.  This is not gcc's
> responsibility, it's a generic requirement whenever you 
> install a shared
> library of any kind.

Ah yes.  For some reason, I was thinking the
--with-mpfr=<mpfr-install-dir>
option would take care of that.

Eric.