[mpas-developers] COMMIT CHECK: Updated Makefile

[Mark Petersen]

Doug,

This looks great.  I appreciate the general formulation, so that flag 
preferences for each compiler type can be kept in the makefile.

Mark

On 02/25/12 12:06, Doug Jacobsen wrote:
> Hi All,
>
> In the ocean development group, we have been discussing making options 
> in the makefile for debug builds. So, I have attached a proposed 
> revision to the current makefile structure, in order to make debug, 
> and other modified builds, easier to maintain.
>
> If you call make incorrectly (without CORE= or a compiler set) you 
> will get a usage statement now. I collapsed all of the compiler sets 
> (ifort-serial ifort-serial-papi ifort-papi ifort) into one master set 
> (ifort). My thoughts here were that it would be easier to maintain a 
> single set of flags for a compiler than one for each potential version 
> of the compiler. I also added three "options" to the make process. 
> Which are as follows.
>
> DEBUG=true - Builds a debug version of the code, the default is the 
> optimized build.
> SERIAL=true - Builds a serial (non-MPI) version of the code, the 
> default is to build the parallel (MPI) version of the code.
> USE_PAPI=true - Builds a version of MPAS using the PAPI library for 
> timers and hardware counters. The default is to not use this.
>
> These can all be appended to make along with the CORE=core option. So, 
> an example to build a serial debug version of MPAS that uses PAPI 
> libraries would be
> "make gfortran CORE=ocean DEBUG=true SERIAL=true USE_PAPI=true"
>
> Any values for DEBUG, SERIAL, and USE_PAPI that are not "true" invoke 
> the default options for those.
>
> Please take a look at the attached makefile, and let me know if anyone 
> has any comments or questions about it. I would like to push this onto 
> the trunk early next week if possible.
>
> Thanks,
> Doug
>
>
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