Introduce common point to depend on MPI:

- detect and use already installed MPI package;
- use MPI_TYPE to determine which MPI package to use.
Support MPICH2 and OpenMPI.
This commit is contained in:
asau 2010-05-16 11:07:39 +00:00
parent c6522520ef
commit e31d2a3685

39
mk/mpi.buildlink3.mk Normal file
View file

@ -0,0 +1,39 @@
# $NetBSD: mpi.buildlink3.mk,v 1.1 2010/05/16 11:07:39 asau Exp $
#
# This Makefile fragment is meant to be included by packages
# that use any MPI implementation instead of one particular one.
# The available MPI implementations are "mpich" and "openmpi".
#
# === User-settable variables ===
#
# MPI_TYPE
# This value represents the type of MPI we wish to use on the system.
#
# Possible: mpich, openmpi
# Default: mpich
.if !defined(MPI_BUILDLINK3_MK)
MPI_BUILDLINK3_MK= # define it
.include "../../mk/bsd.prefs.mk"
# Try to find if we have anything installed already
.if exists($(LOCALBASE)/bin/mpicc)
_MPI_PACKAGE!= $(PKG_INFO) -Q PKGPATH -F $(LOCALBASE)/bin/mpicc
MPI_TYPE?= $(_MPI_PACKAGE:T)
.else
MPI_TYPE?= mpich # default to MPICH due to backward compatibility
.if $(MPI_TYPE) == "mpich"
_MPI_PACKAGE= parallel/mpi-ch
.elif $(MPI_TYPE) == "openmpi"
_MPI_PACKAGE= parallel/openmpi
.else # invalid or unimplemented type
PKG_FAIL_REASON= \
"${MPI_TYPE} is not an acceptable MPI type for ${PKGNAME}."
.endif
.endif
.include "../../$(_MPI_PACKAGE)/buildlink3.mk"
.endif # MPI_BUILDLINK3_MK