48 lines
1.8 KiB
Ruby
48 lines
1.8 KiB
Ruby
class Petsc < Formula
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desc "Portable, Extensible Toolkit for Scientific Computation (real)"
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homepage "https://www.mcs.anl.gov/petsc/"
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url "http://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-lite-3.11.3.tar.gz"
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sha256 "8bee4a5ad37af85938ae755be182dcea255888b4f8b3d976bedc57e959280622"
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revision 2
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bottle do
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sha256 "2ab1e07ede6587e60d00bacaf2fd4eb8b1ca492384098ff3bb9f86026bed1a78" => :mojave
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sha256 "5ad9c73ece3cc609e9aa4c7eae3e4e15bb059baa981833aa45c5656dd58bf0f7" => :high_sierra
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sha256 "1c561263de24c3ce6d17963e0a0f69e28990fc6a7806dfe1ad50bae9d90864fc" => :sierra
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end
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depends_on "hdf5"
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depends_on "hwloc"
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depends_on "metis"
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depends_on "netcdf"
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depends_on "open-mpi"
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depends_on "scalapack"
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depends_on "suite-sparse"
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conflicts_with "petsc-complex", :because => "petsc must be installed with either real or complex support, not both"
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def install
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ENV["CC"] = "mpicc"
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ENV["CXX"] = "mpicxx"
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ENV["F77"] = "mpif77"
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ENV["FC"] = "mpif90"
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system "./configure", "--prefix=#{prefix}",
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"--with-debugging=0",
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"--with-scalar-type=real",
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"--with-x=0"
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system "make", "all"
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system "make", "install"
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end
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test do
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test_case = "#{pkgshare}/examples/src/ksp/ksp/examples/tutorials/ex1.c"
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system "mpicc", test_case, "-I#{include}", "-L#{lib}", "-lpetsc", "-o", "test"
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output = shell_output("./test")
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# This PETSc example prints several lines of output. The last line contains
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# an error norm, expected to be small.
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line = output.lines.last
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assert_match /^Norm of error .+, Iterations/, line, "Unexpected output format"
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error = line.split[3].to_f
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assert (error >= 0.0 && error < 1.0e-13), "Error norm too large"
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end
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end
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