Compiling under Digital Unix

[Peter Dalgaard BSA]

Douglas Bates <bates@stat.wisc.edu> writes:


>  f77  -o R.binary arithmetic.o array.o attrib.o bind.o builtin.o character.o coerce.o colors.o complex.o context.o cov.o cum.o debug.o deparse.o deriv.o devices.o dotcode.o dstruct.o duplicate.o envir.o errors.o eval.o format.o fourier.o iosupport.o gram.o list.o logic.o main.o match.o memory.o model.o names.o objects.o optimize.o options.o par.o paste.o plot.o plot3d.o plotmath.o print.o printarray.o printvector.o printutils.o random.o relop.o saveload.o scan.o seq.o sort.o source.o split.o subassign.o subscript.o subset.o summary.o unique.o util.o version.o ../lib/libgraphics.a ../lib/libunix.a ../lib/libappl.a ../lib/libmath.a -lSM -lICE -L/s/X11R6.3-1/lib -lX11 -ldnet_stub -ltermcap -lm 
>  ld:
>  ../lib/libunix.a(system.o): main: multiply defined
>  fort: Severe: Failed while trying to link.
> 
> Is anyone familiar enough with Digital Unix to decide why it is
> defining main in unix/system.o.  I checked and the symbol is indeed
> defined there.

We *always* define main there... However, we do not generally use f77
to link, so my guess would be that the Fortran compiler supplies a
main() of its own. So perhaps you need to link with (g)cc and add in
some Fortran libraries?

-- 
   O__  ---- Peter Dalgaard             Blegdamsvej 3  
  c/ /'_ --- Dept. of Biostatistics     2200 Cph. N   
 (*) \(*) -- University of Copenhagen   Denmark      Ph: (+45) 35327918
~~~~~~~~~~ - (p.dalgaard@biostat.ku.dk)             FAX: (+45) 35327907
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