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FindMPI: Don't check for variables named the same as the languages

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We want to see if a language is inside `MPI_FIND_COMPONENTS` not if
the variables `C`/`CXX` is set to a positive value.
This commit is contained in:
Robert Maynard
2022-04-26 16:00:14 -04:00
parent c6ead9be83
commit c9c2e040aa
1 changed files with 4 additions and 4 deletions
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8
Modules/FindMPI.cmake
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@@ -1452,21 +1452,21 @@ foreach(LANG IN ITEMS C CXX Fortran)
if(CMAKE_${LANG}_COMPILER_LOADED)
if(NOT MPI_FIND_COMPONENTS)
set(_MPI_FIND_${LANG} TRUE)
elseif( ${LANG} IN_LIST MPI_FIND_COMPONENTS)
elseif( LANG IN_LIST MPI_FIND_COMPONENTS)
set(_MPI_FIND_${LANG} TRUE)
elseif( ${LANG} STREQUAL CXX AND NOT MPI_CXX_SKIP_MPICXX AND MPICXX IN_LIST MPI_FIND_COMPONENTS )
elseif( "${LANG}" STREQUAL "CXX" AND NOT MPI_CXX_SKIP_MPICXX AND MPICXX IN_LIST MPI_FIND_COMPONENTS )
set(_MPI_FIND_${LANG} TRUE)
else()
set(_MPI_FIND_${LANG} FALSE)
endif()
else()
set(_MPI_FIND_${LANG} FALSE)
if(${LANG} IN_LIST MPI_FIND_COMPONENTS)
if(LANG IN_LIST MPI_FIND_COMPONENTS)
string(APPEND _MPI_FAIL_REASON "MPI component '${LANG}' was requested, but language ${LANG} is not enabled. ")
endif()
endif()
if(_MPI_FIND_${LANG})
if( ${LANG} STREQUAL CXX AND NOT MPICXX IN_LIST MPI_FIND_COMPONENTS )
if( "${LANG}" STREQUAL "CXX" AND NOT MPICXX IN_LIST MPI_FIND_COMPONENTS )
option(MPI_CXX_SKIP_MPICXX "If true, the MPI-2 C++ bindings are disabled using definitions." FALSE)
mark_as_advanced(MPI_CXX_SKIP_MPICXX)
endif()