[ncl-install] gcfortran vs PGI

[Sarah Thompson]

I appreciate your help.  I have attached the Makefile and the error I 
get when trying to make.  Sarah

Mary Haley wrote:
> On Wed, 4 Mar 2009, Sarah Thompson wrote:
>
>   
>> I am a sysadmin and have installed the 5.0 binaries on Redhat 5 for one
>> of my developers.
>>
>> I have run your tests
>>
>> ng4ex gsun01n
>> ncl gsun01n.ncl
>> ncargex cpex08
>>
>> and they all run correctly, although It's looking like they are using
>> gcfortran.
>> I have setup environmental variables for  FC, F77 and F90 to use PGI
>> (pgf90, pgf77 etc....) but when I run a script that my developer has
>> given me to test I get this error right away
>> gfortran: -lncarg: linker input file unused because linking not done
>>
>> and then a whole bunch of undefined references to pgf90.
>> I am in no way a developer, and am really stuck at this point.  Is it
>> not looking at my environment variables?  Do I need to tell my developer
>> to link something in his code?  I'm lost.  Thanks, Sarah
>>
>> -- 
>> Sarah Thompson
>>     
>
> Sarah,
>
> When you run "ncargex" and "ng4ex", they are using hard-coded values
> for the compiler, so your environment settings will not affect the
> compilers used by these scripts.
>
> As for the script your developer gave you, I need more information.
> Can you email me the script?
>
> As a side, the error:
>
>    gfortran: -lncarg: linker input file unused because linking not done
>
> seems to indicate that you are trying to link the libraries during the
> non-link phase. You only want to include them when you are doing the
> file link for the binary.
>
> As a second side, you should be able to use the PGI compilers to link
> against the GNU-compiled NCAR Graphics. However, you may need to
> include some GNU libraries during the final link phase like
> "-lgfortran".
>
> --Mary
>
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>   

-- 
Sarah Thompson
Systems Administrator
Earth System Research Laboratory
Global Systems Division
(303) 497-6024
Sarah.E.Thompson at noaa.gov

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