aboutsummaryrefslogtreecommitdiff
blob: eff141068aaf403dcd873cff4de871db755012cb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
# Copyright 1999-2014 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$

EAPI=5

FORTRAN_NEEDED=fortran

inherit fortran-2 mpi

MY_PV=${PV/_/}
DESCRIPTION="A high performance and portable MPI implementation"
HOMEPAGE="http://www.mpich.org/"
SRC_URI="http://www.mpich.org/static/downloads/${PV}/${P}.tar.gz"

SLOT="0"
LICENSE="mpich"
KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
IUSE="+cxx doc fortran mpi-threads romio threads"

COMMON_DEPEND="
	dev-libs/libaio
	>=sys-apps/hwloc-1.9
	romio? ( net-fs/nfs-utils )
	$(mpi_imp_deplist)"

DEPEND="${COMMON_DEPEND}
	dev-lang/perl
	sys-devel/libtool"

RDEPEND="${COMMON_DEPEND}"

S="${WORKDIR}"/${PN}-${MY_PV}

pkg_setup() {
	FORTRAN_STANDARD="77 90"
	fortran-2_pkg_setup
	MPI_ESELECT_FILE="eselect.mpi.mpich"

	if use mpi-threads && ! use threads; then
		ewarn "mpi-threads requires threads, assuming that's what you want"
	fi
}

src_prepare() {
	# Using MPICHLIB_LDFLAGS doesn't seem to fully work.
	sed -i 's| *@WRAPPER_LDFLAGS@ *||' \
		src/packaging/pkgconfig/mpich.pc.in \
		src/env/*.in \
		|| die
}

src_configure() {
	local c="--enable-shared"

	# The configure statements can be somewhat confusing, as they
	# don't all show up in the top level configure, however, they
	# are picked up in the children directories.

	if use mpi-threads; then
		# MPI-THREAD requries threading.
		c="${c} --with-thread-package=pthreads"
		c="${c} --enable-threads=runtime"
	else
		if use threads ; then
			c="${c} --with-thread-package=pthreads"
		else
			c="${c} --with-thread-package=none"
		fi
		c="${c} --enable-threads=single"
	fi

	if ! mpi_classed; then
		c="${c} --sysconfdir=${EPREFIX}/etc/${PN}"
		c="${c} --docdir=${EPREFIX}/usr/share/doc/${PF}"
	else
		c="${c} --docdir=$(mpi_root)/usr/share/doc/${PF}"
	fi

	export MPICHLIB_CFLAGS=${CFLAGS}
	export MPICHLIB_CPPFLAGS=${CPPFLAGS}
	export MPICHLIB_CXXFLAGS=${CXXFLAGS}
	export MPICHLIB_FFLAGS=${FFLAGS}
	export MPICHLIB_FCFLAGS=${FCFLAGS}
	export MPICHLIB_LDFLAGS=${LDFLAGS}
	unset CFLAGS CPPFLAGS CXXFLAGS FFLAGS FCFLAGS LDFLAGS

	econf $(mpi_econf_args) ${c} \
		--with-pm=hydra \
		--disable-mpe \
		--disable-fast \
		--enable-smpcoll \
		--enable-versioning \
		--with-hwloc-prefix=/usr \
		$(use_enable romio) \
		$(use_enable cxx) \
		$(use_enable fortran f77) \
		$(use_enable fortran fc)
}

src_test() {
	emake -j1 check
}

src_install() {
	local d=$(echo ${ED}/$(mpi_root)/ | sed 's,///*,/,g')

	default

	mpi_dodir /usr/share/doc/${PF}
	mpi_dodoc COPYRIGHT README{,.envvar} CHANGES RELEASE_NOTES
	mpi_newdoc src/pm/hydra/README README.hydra
	if use romio; then
		mpi_newdoc src/mpi/romio/README README.romio
	fi

	if ! use doc; then
		rm -rf "${d}"usr/share/doc/${PF}/www*
	fi

	mpi_imp_add_eselect
}