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Extra SHM option

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This commit is contained in:
Peter Boyle 2018-03-16 21:37:03 +00:00
parent 0880747edb
commit d5ce66f6ab
1 changed files with 5 additions and 1 deletions
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6
configure.ac
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@ -340,7 +340,7 @@ case ${ac_PRECISION} in
esac
###################### Shared memory allocation technique under MPI3
AC_ARG_ENABLE([shm],[AC_HELP_STRING([--enable-shm=shmopen|hugetlbfs],
AC_ARG_ENABLE([shm],[AC_HELP_STRING([--enable-shm=shmopen|hugetlbfs|shmnone],
[Select SHM allocation technique])],[ac_SHM=${enable_shm}],[ac_SHM=shmopen])
case ${ac_SHM} in
@ -349,6 +349,10 @@ case ${ac_SHM} in
AC_DEFINE([GRID_MPI3_SHMOPEN],[1],[GRID_MPI3_SHMOPEN] )
;;
shmnone)
AC_DEFINE([GRID_MPI3_SHM_NONE],[1],[GRID_MPI3_SHM_NONE] )
;;
hugetlbfs)
AC_DEFINE([GRID_MPI3_SHMMMAP],[1],[GRID_MPI3_SHMMMAP] )
;;