[petsc-dev] Fwd: [ideas-xsdk] common configure/cmake arguments for XSDK packages ready for testing

Barry Smith bsmith at mcs.anl.gov
Tue Dec 23 21:39:23 CST 2014

  I couldn't find any environmental variables for softenv and haven't logged into a cray in decades. We don't have to abort for all changes but perhaps could produce warning text or detect serious changes?


> On Dec 23, 2014, at 9:31 PM, Jed Brown <jed at jedbrown.org> wrote:
> Barry Smith <bsmith at mcs.anl.gov> writes:
>>  Redirecting Jed's question specifically for PETSc configure.
>>  Can we/should we save the modules setting at configure time and then
>>  check them always at make time? Is some environmental variable set
>>  that has a unique value based on the modules loaded?
> We can do it for modules (like Cray) and softenv, but aborting in all
> cases of environment change is not tractable and would be too much
> noise.
>>  If this is a common problem for us then we should be doing this.
> It's a common problem in the sense that a lot of users get confused over
> this and it generates a significant amount of support email.

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