homebrew-core/Formula/petsc.rb

69 lines
2.5 KiB
Ruby

class Petsc < Formula
desc "Portable, Extensible Toolkit for Scientific Computation (real)"
homepage "https://www.mcs.anl.gov/petsc/"
url "https://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-lite-3.14.5.tar.gz"
sha256 "8b8ff5c4e10468f696803b354a502d690c7d25c19d694a7e10008a302fdbb048"
license "BSD-2-Clause"
livecheck do
url "https://www.mcs.anl.gov/petsc/download/"
regex(/href=.*?petsc-lite[._-]v?(\d+(?:\.\d+)+)\.t/i)
end
bottle do
sha256 arm64_big_sur: "e07e8686997f1d27838e8fc9abdb85edb08ec9e2f8f241fdc3202a8a820ada36"
sha256 big_sur: "f297696e560becc66043d2787f5386a6201205e2708e27938c693fc94b428593"
sha256 catalina: "a283d7a72d6273e21fa61de0c03949ca52198ce73854f31f399308dfde4f817f"
sha256 mojave: "d27458d650c0a4ded823ef17386bd98bb482b2c557b63317994bfd68ab89633c"
end
depends_on "hdf5"
depends_on "hwloc"
depends_on "metis"
depends_on "netcdf"
depends_on "open-mpi"
depends_on "scalapack"
depends_on "suite-sparse"
conflicts_with "petsc-complex", because: "petsc must be installed with either real or complex support, not both"
def install
system "./configure", "--prefix=#{prefix}",
"--with-debugging=0",
"--with-scalar-type=real",
"--with-x=0",
"--CC=mpicc",
"--CXX=mpicxx",
"--F77=mpif77",
"--FC=mpif90",
"MAKEFLAGS=$MAKEFLAGS"
system "make", "all"
system "make", "install"
# Avoid references to Homebrew shims
rm_f lib/"petsc/conf/configure-hash"
on_macos do
inreplace lib/"petsc/conf/petscvariables", "#{HOMEBREW_SHIMS_PATH}/mac/super/", ""
end
on_linux do
if File.readlines("#{lib}/petsc/conf/petscvariables").grep(/#{HOMEBREW_SHIMS_PATH}/o).any?
inreplace lib/"petsc/conf/petscvariables", "#{HOMEBREW_SHIMS_PATH}/linux/super/", ""
end
end
end
test do
test_case = "#{pkgshare}/examples/src/ksp/ksp/tutorials/ex1.c"
system "mpicc", test_case, "-I#{include}", "-L#{lib}", "-lpetsc", "-o", "test"
output = shell_output("./test")
# This PETSc example prints several lines of output. The last line contains
# an error norm, expected to be small.
line = output.lines.last
assert_match(/^Norm of error .+, Iterations/, line, "Unexpected output format")
error = line.split[3].to_f
assert (error >= 0.0 && error < 1.0e-13), "Error norm too large"
end
end