remove MPIIO sources and references to them. update Purge.list and build systems

cmake/CMakeLists.txt

@@ -268,7 +268,6 @@ set(STANDARD_PACKAGES
   MOFFF
   MOLECULE
   MOLFILE
-  MPIIO
   NETCDF
   ORIENT
   PERI
@@ -377,7 +376,6 @@ endif()
 # "hard" dependencies between packages resulting
 # in an error instead of skipping over files
 pkg_depends(ML-IAP ML-SNAP)
-pkg_depends(MPIIO MPI)
 pkg_depends(ATC MANYBODY)
 pkg_depends(LATBOLTZ MPI)
 pkg_depends(SCAFACOS MPI)
@@ -579,13 +577,6 @@ foreach(PKG ${STANDARD_PACKAGES})
   RegisterPackages(${${PKG}_SOURCES_DIR})
 endforeach()
 
-# packages that need defines set
-foreach(PKG MPIIO)
-  if(PKG_${PKG})
-    target_compile_definitions(lammps PRIVATE -DLMP_${PKG})
-  endif()
-endforeach()
-
 # dedicated check for entire contents of accelerator packages
 foreach(PKG ${SUFFIX_PACKAGES})
   set(${PKG}_SOURCES_DIR ${LAMMPS_SOURCE_DIR}/${PKG})

cmake/presets/all_off.cmake

@@ -63,7 +63,6 @@ set(ALL_PACKAGES
   MOFFF
   MOLECULE
   MOLFILE
-  MPIIO
   NETCDF
   OPENMP
   OPT

cmake/presets/all_on.cmake

@@ -65,7 +65,6 @@ set(ALL_PACKAGES
   MOFFF
   MOLECULE
   MOLFILE
-  MPIIO
   NETCDF
   OPENMP
   OPT

cmake/presets/mingw-cross.cmake

@@ -83,7 +83,6 @@ endforeach()
 
 # these two packages require a full MPI implementation
 if(BUILD_MPI)
-  set(PKG_MPIIO ON CACHE BOOL "" FORCE)
   set(PKG_LATBOLTZ ON CACHE BOOL "" FORCE)
 endif()
 

cmake/presets/nolib.cmake

@@ -19,7 +19,6 @@ set(PACKAGES_WITH_LIB
   ML-PACE
   ML-QUIP
   MOLFILE
-  MPIIO
   NETCDF
   PLUMED
   PYTHON