Linking 'gfortran' command to compiler in gcc43

Andrew Lambe andrew.b.lambe at
Fri Apr 23 13:09:41 PDT 2010

Thanks a lot! That saved a lot of Internet searching.


On 2010-04-23, at 3:59 PM, Rainer Müller wrote:

> On 2010-04-23 21:41 , Andrew Lambe wrote:
>> When I first installed gcc43 through Macports, I noticed that the
>> command gfortran was undefined, even though gfortran comes with the
>> package (for some reason gcc did work as expected.) To compensate, I
>> downloaded gfortran separately using a precompiled binary. I found
>> out too late that gfortran was disguised as 'gfortran-mp-4.3' and now
>> I would like to link the gfortran command to that executable. (Note
>> that the gfortran binary is currently in /usr/local/bin and is called
>> 'gfortran')
>> 1) How can I link the command 'gfortran' to the Macports executable?
> Install the gcc_select port, then run 'sudo gcc_select mp-gcc43' to
> select the compiler provided by MacPorts gcc43. Note that this also
> changes gcc, g++ and others.
>> 2) Is there an easy way to check if e.g. the 'gcc' command is linked
>> to the Macports executable and not something else like Xcode?
> For example 'ls -l $(which gcc)' to see where the symlink points to.
> Rainer

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