[petsc-users] FindPETSc.cmake expects petscvariables in wrong location

[Satish Balay]

If you use a prefix install - after the install process - you would
Not use PETSC_ARCH. i.e

PETSC_ARCH=''

Satish

On Tue, 11 Apr 2017, Joachim Wuttke wrote:

> The PETSc FAQ recommends to use the FindPETSc.cmake module
> from the repository https://github.com/jedbrown/cmake-modules.
> 
> This doesn't work for me. CMake fails with the following message:
>   CMake Error at cmake/modules/FindPETSc.cmake:125 (message):
>     The pair PETSC_DIR=/usr/lib/src/petsc-3.7.5 PETSC_ARCH=linux-amd64 do not
>     specify a valid PETSc installation
> 
> Line 115 of FindPETSc.cmake shows that the file petscvariables
> is expected at location
>   ${PETSC_DIR}/${PETSC_ARCH}/lib/petsc/conf/petscvariables
> 
> However, in the current source archive, it is located in
>   ${PETSC_DIR}/lib/petsc/conf/petscvariables,
> and the default install procedure does not copy it to ${PETSC_ARCH}.
> 
> 
>