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Fix processing of CMake option with-mpi #3112

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gtrensch wants to merge 3 commits into from
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Fix processing of CMake option with-mpi #3112

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0d565f5
Fix processing of CMake option `with-mpi`
gtrensch Feb 23, 2024
3e722d7
Update cmake/ProcessOptions.cmake
terhorstd Mar 4, 2024
3a5cddd
Update cmake/ProcessOptions.cmake
heplesser Mar 12, 2024
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6 changes: 5 additions & 1 deletion cmake/ProcessOptions.cmake
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Original file line number Diff line number Diff line change
Expand Up @@ -457,7 +457,11 @@ endfunction()
function( NEST_PROCESS_WITH_MPI )
# Find MPI
set( HAVE_MPI OFF PARENT_SCOPE )
if ( with-mpi )
if ( NOT "${with-mpi}" STREQUAL "OFF" )
if ( NOT ${with-mpi} STREQUAL "ON" )
# if set, use this prefix
set( MPI_ROOT "${with-mpi}" )
endif ()
find_package( MPI REQUIRED )
if ( MPI_CXX_FOUND )
set( HAVE_MPI ON PARENT_SCOPE )
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