[GRASS5] Re: auto-locate EPSG

[Hamish]

> > > > > the new auto-locate EPSG file isn't working for me.
> > > ..
> > > > configure now defines via hack (I didn't receive an answer how
> > > > to do it properly) where the PROJ software is installed.
> > > > 
> > > > See configure.in, line 583 ff.
..
> 
> # Define share/proj/ directory for epsg code file
> PROJSHARE=
> if test -n "$PROJINC"; then
>    PROJSHARE="$PROJINC/../share/proj"
> else
>    for testdir in /usr /usr/local ; do
>       if test -d $testdir/share/proj ; then
>          PROJSHARE=$testdir/share/proj
>          break
>       fi
>    done
> fi
> 
> "$PROJINC/../share/proj" could be better evaluated? use $PROJLIB ?
> 
> where does epsg get stored on a Mac, Cygwin, windows native, etc?
> 
> how does PROJ4 know where to find it if PROJ_LIB isn't set?


The above test sets it correctly for me (file is in /usr/share/proj/)

If none of those tests find it, default to /usr/local/share/proj as
a hint?

Could someone quickly explain to me the relationship between configure.in
and configure?


thanks,
Hamish