diff --git a/pkgs/development/libraries/science/math/p4est/default.nix b/pkgs/development/libraries/science/math/p4est/default.nix new file mode 100644 index 000000000000..99c4b0be3f30 --- /dev/null +++ b/pkgs/development/libraries/science/math/p4est/default.nix @@ -0,0 +1,59 @@ +{ lib, stdenv, fetchFromGitHub +, autoreconfHook, pkg-config +, p4est-withMetis ? true, metis +, p4est-sc +}: + +let + inherit (p4est-sc) debugEnable mpiSupport; + dbg = if debugEnable then "-dbg" else ""; + withMetis = p4est-withMetis; +in +stdenv.mkDerivation { + pname = "p4est${dbg}"; + version = "unstable-2021-06-22"; + + # fetch an untagged snapshot of the prev3-develop branch + src = fetchFromGitHub { + owner = "cburstedde"; + repo = "p4est"; + rev = "7423ac5f2b2b64490a7a92e5ddcbd251053c4dee"; + sha256 = "0vffnf48rzw6d0as4c3x1f31b4kapmdzr1hfj5rz5ngah72gqrph"; + }; + + nativeBuildInputs = [ autoreconfHook pkg-config ]; + propagatedBuildInputs = [ p4est-sc ]; + buildInputs = lib.optional withMetis metis; + inherit debugEnable mpiSupport withMetis; + + patches = [ ./p4est-metis.patch ]; + postPatch = '' + sed -i -e "s:\(^\s*ACLOCAL_AMFLAGS.*\)\s@P4EST_SC_AMFLAGS@\s*$:\1 -I ${p4est-sc}/share/aclocal:" Makefile.am + ''; + preConfigure = '' + echo "2.8.0" > .tarball-version + ${if mpiSupport then "unset CC" else ""} + ''; + + configureFlags = [ "--with-sc=${p4est-sc}" ] + ++ lib.optional withMetis "--with-metis" + ++ lib.optional debugEnable "--enable-debug" + ++ lib.optional mpiSupport "--enable-mpi" + ; + + inherit (p4est-sc) makeFlags dontDisableStatic enableParallelBuilding doCheck; + + meta = { + branch = "prev3-develop"; + description = "Parallel AMR on Forests of Octrees"; + longDescription = '' + The p4est software library provides algorithms for parallel AMR. + AMR refers to Adaptive Mesh Refinement, a technique in scientific + computing to cover the domain of a simulation with an adaptive mesh. + ''; + homepage = "https://www.p4est.org/"; + downloadPage = "https://github.com/cburstedde/p4est.git"; + license = lib.licenses.gpl2Plus; + maintainers = [ lib.maintainers.cburstedde ]; + }; +} diff --git a/pkgs/development/libraries/science/math/p4est/p4est-metis.patch b/pkgs/development/libraries/science/math/p4est/p4est-metis.patch new file mode 100644 index 000000000000..46b8dc8af08c --- /dev/null +++ b/pkgs/development/libraries/science/math/p4est/p4est-metis.patch @@ -0,0 +1,26 @@ +diff --git a/src/p4est_connectivity.c b/src/p4est_connectivity.c +index 95339136..c93528f2 100644 +--- a/src/p4est_connectivity.c ++++ b/src/p4est_connectivity.c +@@ -3715,6 +3715,7 @@ p4est_connectivity_reorder_newid (sc_MPI_Comm comm, int k, + sc_array_t * newid) + { + const int n = (int) conn->num_trees; ++ int metis_n; + int *xadj; + int *adjncy; + int *part; +@@ -3862,10 +3863,12 @@ p4est_connectivity_reorder_newid (sc_MPI_Comm comm, int k, + + P4EST_GLOBAL_INFO ("Entering metis\n"); + /* now call metis */ ++ metis_n = n; + P4EST_EXECUTE_ASSERT_INT +- (METIS_PartGraphRecursive (&n, &ncon, xadj, adjncy, NULL, NULL, ++ (METIS_PartGraphRecursive (&metis_n, &ncon, xadj, adjncy, NULL, NULL, + NULL, &k, NULL, NULL, NULL, &volume, part), + METIS_OK); ++ P4EST_ASSERT (metis_n == n); + P4EST_GLOBAL_INFO ("Done metis\n"); + + P4EST_GLOBAL_STATISTICSF ("metis volume %d\n", volume); diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix index dbd639e4252b..11f93427d2e1 100644 --- a/pkgs/top-level/all-packages.nix +++ b/pkgs/top-level/all-packages.nix @@ -29871,6 +29871,12 @@ in p4est-sc-dbg = callPackage ../development/libraries/science/math/p4est-sc { }; + p4est = callPackage ../development/libraries/science/math/p4est { }; + + p4est-dbg = callPackage ../development/libraries/science/math/p4est { + p4est-sc = p4est-sc-dbg; + }; + petsc = callPackage ../development/libraries/science/math/petsc { }; parmetis = callPackage ../development/libraries/science/math/parmetis { };