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# This should really be named Mpich now, but homebrew cannot currently handle
# formula renames, see homebrew issue #14374.
class Mpich2 < Formula
homepage "http://www.mpich.org/"
url "http://www.mpich.org/static/downloads/3.1.3/mpich-3.1.3.tar.gz"
mirror "https://fossies.org/linux/misc/mpich-3.1.3.tar.gz"
sha1 "aa9907891ef4a4a584ab2f90a86775f29ca0dec0"
revision 1
bottle do
sha1 "9cb9688f9c881de7e4874f670ad007710dc90483" => :yosemite
sha1 "8baa4c6da6ce09b952dae3c9969de017d7d195ba" => :mavericks
sha1 "8262cef2b486879381161e7100fd6d273c14851c" => :mountain_lion
end
head do
url "git://git.mpich.org/mpich.git"
depends_on "autoconf" => :build
depends_on "automake" => :build
depends_on "libtool" => :build
end
devel do
url "http://www.mpich.org/static/downloads/3.2a2/mpich-3.2a2.tar.gz"
sha1 "2bea3f7cb3d69d2ea372e48f376187e91b929bb6"
end
deprecated_option "disable-fortran" => "without-fortran"
depends_on :fortran => :recommended
conflicts_with "open-mpi", :because => "both install mpi__ compiler wrappers"
def install
if build.head?
# ensure that the consistent set of autotools built by homebrew is used to
# build MPICH, otherwise very bizarre build errors can occur
ENV["MPICH_AUTOTOOLS_DIR"] = HOMEBREW_PREFIX + "bin"
system "./autogen.sh"
end
args = [
"--disable-dependency-tracking",
"--disable-silent-rules",
"--prefix=#{prefix}",
"--mandir=#{man}",
]
args << "--disable-fortran" if build.without? "fortran"
system "./configure", *args
system "make"
system "make", "testing"
system "make", "install"
end
test do
(testpath/"hello.c").write <<-EOS.undent
#include <mpi.h>
#include <stdio.h>
int main()
{
int size, rank, nameLen;
char name[MPI_MAX_PROCESSOR_NAME];
MPI_Init(NULL, NULL);
MPI_Comm_size(MPI_COMM_WORLD, &size);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Get_processor_name(name, &nameLen);
printf("[%d/%d] Hello, world! My name is %s.\\n", rank, size, name);
MPI_Finalize();
return 0;
}
EOS
system "#{bin}/mpicc", "hello.c", "-o", "hello"
system "./hello"
system "#{bin}/mpirun", "-np", "4", "./hello"
end
end
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