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# Copyright 2013-2024 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
import os
import shutil
import sys
from spack.package import *
def _install_shlib(name, src, dst):
"""Install a shared library from directory src to directory dst"""
if sys.platform == "darwin":
shlib0 = name + ".0.dylib"
shlib = name + ".dylib"
install(join_path(src, shlib0), join_path(dst, shlib0))
os.symlink(shlib0, join_path(dst, shlib))
else:
shlib000 = name + ".so.0.0.0"
shlib0 = name + ".so.0"
shlib = name + ".dylib"
install(join_path(src, shlib000), join_path(dst, shlib000))
os.symlink(shlib000, join_path(dst, shlib0))
os.symlink(shlib0, join_path(dst, shlib))
class Hdf5Blosc(Package):
"""Blosc filter for HDF5"""
homepage = "https://github.com/Blosc/hdf5-blosc"
git = "https://github.com/Blosc/hdf5-blosc.git"
license("MIT")
version("master", branch="master")
depends_on("c-blosc")
depends_on("hdf5")
depends_on("libtool", type="build")
parallel = False
def install(self, spec, prefix):
# The included cmake recipe doesn"t work for Darwin
# cmake(".", *std_cmake_args)
#
# make()
# make("install")
# if sys.platform == "darwin":
# fix_darwin_install_name(prefix.lib)
libtool = spec["libtool"].command
# TODO: these vars are not used.
# if "+mpi" in spec["hdf5"]:
# cc = "mpicc"
# else:
# cc = "cc"
# shlibext = "so" if sys.platform != "darwin" else "dylib"
mkdirp(prefix.include)
mkdirp(prefix.lib)
# Build and install filter
with working_dir("src"):
libtool("--mode=compile", "--tag=CC", "cc", "-g", "-O", "-c", "blosc_filter.c")
libtool(
"--mode=link",
"--tag=CC",
"cc",
"-g",
"-O",
"-rpath",
prefix.lib,
"-o",
"libblosc_filter.la",
"blosc_filter.lo",
"-L%s" % spec["c-blosc"].prefix.lib,
"-lblosc",
"-L%s" % spec["hdf5"].prefix.lib,
"-lhdf5",
)
_install_shlib("libblosc_filter", ".libs", prefix.lib)
# Build and install plugin
# The plugin requires at least HDF5 1.8.11:
if spec["hdf5"].satisfies("@1.8.11:"):
libtool("--mode=compile", "--tag=CC", "cc", "-g", "-O", "-c", "blosc_plugin.c")
libtool(
"--mode=link",
"--tag=CC",
"cc",
"-g",
"-O",
"-rpath",
prefix.lib,
"-o",
"libblosc_plugin.la",
"blosc_plugin.lo",
"-L%s" % prefix.lib,
"-lblosc_filter",
"-L%s" % spec["c-blosc"].prefix.lib,
"-lblosc",
"-L%s" % spec["hdf5"].prefix.lib,
"-lhdf5",
)
_install_shlib("libblosc_plugin", ".libs", prefix.lib)
if self.run_tests:
self.check_install(spec)
def check_install(self, spec):
"Build and run a small program to test the installed HDF5 Blosc plugin"
print("Checking HDF5-Blosc plugin...")
checkdir = "spack-check"
with working_dir(checkdir, create=True):
source = r"""\
#include <hdf5.h>
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#define FILTER_BLOSC 32001 /* Blosc filter ID registered with the HDF group */
int main(int argc, char **argv) {
herr_t herr;
hid_t file = H5Fcreate("file.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
assert(file >= 0);
hsize_t dims[3] = {10, 10, 10};
hid_t space = H5Screate_simple(3, dims, NULL);
assert(space >= 0);
hid_t create_proplist = H5Pcreate(H5P_DATASET_CREATE);
assert(create_proplist >= 0);
herr = H5Pset_chunk(create_proplist, 3, dims);
assert(herr >= 0);
herr = H5Pset_filter(create_proplist, FILTER_BLOSC, H5Z_FLAG_OPTIONAL, 0,
NULL);
assert(herr >= 0);
htri_t all_filters_avail = H5Pall_filters_avail(create_proplist);
assert(all_filters_avail > 0);
hid_t dataset = H5Dcreate(file, "dataset", H5T_NATIVE_DOUBLE, space,
H5P_DEFAULT, create_proplist, H5P_DEFAULT);
assert(dataset >= 0);
double data[10][10][10];
for (int k=0; k<10; ++k) {
for (int j=0; j<10; ++j) {
for (int i=0; i<10; ++i) {
data[k][j][i] = 1.0 / (1.0 + i + j + k);
}
}
}
herr = H5Dwrite(dataset, H5T_NATIVE_DOUBLE, space, space, H5P_DEFAULT,
&data[0][0][0]);
assert(herr >= 0);
herr = H5Pclose(create_proplist);
assert(herr >= 0);
herr = H5Dclose(dataset);
assert(herr >= 0);
herr = H5Sclose(space);
assert(herr >= 0);
herr = H5Fclose(file);
assert(herr >= 0);
printf("Done.\n");
return 0;
}
"""
expected = """\
Done.
"""
with open("check.c", "w") as f:
f.write(source)
if "+mpi" in spec["hdf5"]:
cc = Executable(spec["mpi"].mpicc)
else:
cc = Executable(self.compiler.cc)
# TODO: Automate these path and library settings
cc("-c", "-I%s" % spec["hdf5"].prefix.include, "check.c")
cc("-o", "check", "check.o", "-L%s" % spec["hdf5"].prefix.lib, "-lhdf5")
try:
check = Executable("./check")
output = check(output=str)
except ProcessError:
output = ""
success = output == expected
if not success:
print("Produced output does not match expected output.")
print("Expected output:")
print("-" * 80)
print(expected)
print("-" * 80)
print("Produced output:")
print("-" * 80)
print(output)
print("-" * 80)
print("Environment:")
env = which("env")
env()
raise RuntimeError("HDF5 Blosc plugin check failed")
shutil.rmtree(checkdir)
def setup_build_environment(self, env):
env.append_path("HDF5_PLUGIN_PATH", self.spec.prefix.lib)
def setup_run_environment(self, env):
env.append_path("HDF5_PLUGIN_PATH", self.spec.prefix.lib)
def setup_dependent_build_environment(self, env, dependent_spec):
env.append_path("HDF5_PLUGIN_PATH", self.spec.prefix.lib)
def setup_dependent_run_environment(self, env, dependent_spec):
env.append_path("HDF5_PLUGIN_PATH", self.spec.prefix.lib)
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