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diff --git a/var/spack/repos/builtin/packages/petsc/package.py b/var/spack/repos/builtin/packages/petsc/package.py
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+from spack import *
+
+class Petsc(Package):
+ """PETSc is a suite of data structures and routines for the
+ scalable (parallel) solution of scientific applications modeled by
+ partial differential equations."""
+
+ homepage = "http://www.mcs.anl.gov/petsc/index.html"
+ url = "http://ftp.mcs.anl.gov/pub/petsc/release-snapshots/petsc-3.5.3.tar.gz"
+
+ version('3.5.3', 'd4fd2734661e89f18ac6014b5dd1ef2f')
+ version('3.5.2', 'ad170802b3b058b5deb9cd1f968e7e13')
+ version('3.5.1', 'a557e029711ebf425544e117ffa44d8f')
+
+ depends_on("python @2.6:2.9") # requires Python for building
+
+ depends_on("boost")
+ depends_on("blas")
+ depends_on("lapack")
+ depends_on("hypre")
+ depends_on("parmetis")
+ depends_on("metis")
+ depends_on("hdf5+mpi")
+ depends_on("mpi")
+
+ def install(self, spec, prefix):
+ configure("--prefix=%s" % prefix,
+ "--with-blas-lib=%s/libblas.a" % spec['blas'].prefix.lib,
+ "--with-lapack-lib=%s/liblapack.a" % spec['lapack'].prefix.lib,
+ "--with-boost-dir=%s" % spec['boost'].prefix,
+ "--with-hypre-dir=%s" % spec['hypre'].prefix,
+ "--with-parmetis-dir=%s" % spec['parmetis'].prefix,
+ "--with-metis-dir=%s" % spec['metis'].prefix,
+ "--with-hdf5-dir=%s" % spec['hdf5'].prefix,
+ "--with-mpi-dir=%s" % spec['mpi'].prefix,
+ "--with-shared-libraries=0")
+
+ # PETSc has its own way of doing parallel make.
+ make('MAKE_NP=%s' % make_jobs, parallel=False)
+ make("install")