58 lines
1.8 KiB
Python
58 lines
1.8 KiB
Python
from __future__ import division, print_function, absolute_import
|
|
|
|
from subprocess import call, PIPE, Popen
|
|
import sys
|
|
import re
|
|
|
|
import pytest
|
|
from numpy.testing import assert_
|
|
from numpy.compat import asbytes
|
|
|
|
from scipy.linalg import _flapack as flapack
|
|
|
|
# XXX: this is copied from numpy trunk. Can be removed when we will depend on
|
|
# numpy 1.3
|
|
|
|
|
|
class FindDependenciesLdd:
|
|
def __init__(self):
|
|
self.cmd = ['ldd']
|
|
|
|
try:
|
|
st = call(self.cmd, stdout=PIPE, stderr=PIPE)
|
|
except OSError:
|
|
raise RuntimeError("command %s cannot be run" % self.cmd)
|
|
|
|
def get_dependencies(self, file):
|
|
p = Popen(self.cmd + [file], stdout=PIPE, stderr=PIPE)
|
|
stdout, stderr = p.communicate()
|
|
if not (p.returncode == 0):
|
|
raise RuntimeError("Failed to check dependencies for %s" % file)
|
|
|
|
return stdout
|
|
|
|
def grep_dependencies(self, file, deps):
|
|
stdout = self.get_dependencies(file)
|
|
|
|
rdeps = dict([(asbytes(dep), re.compile(asbytes(dep))) for dep in deps])
|
|
founds = []
|
|
for l in stdout.splitlines():
|
|
for k, v in rdeps.items():
|
|
if v.search(l):
|
|
founds.append(k)
|
|
|
|
return founds
|
|
|
|
|
|
class TestF77Mismatch(object):
|
|
@pytest.mark.skipif(not(sys.platform[:5] == 'linux'),
|
|
reason="Skipping fortran compiler mismatch on non Linux platform")
|
|
def test_lapack(self):
|
|
f = FindDependenciesLdd()
|
|
deps = f.grep_dependencies(flapack.__file__,
|
|
['libg2c', 'libgfortran'])
|
|
assert_(not (len(deps) > 1),
|
|
"""Both g77 and gfortran runtimes linked in scipy.linalg.flapack ! This is
|
|
likely to cause random crashes and wrong results. See numpy INSTALL.rst.txt for
|
|
more information.""")
|