--- /dev/null
+From: Andreas Heger <andreas.heger@gmail.com>
+Date: Mon, 18 Sep 2017 11:19:28 +0100
+Bug-Debian: https://bugs.debian.org/871083
+Subject: {AH} execute linking tests only when explicitely
+ requested via PYSAM_LINKING_TESTS env var. Keep on travis. Fixes #534
+
+---
+ .travis.yml | 2 ++
+ tests/TestUtils.py | 1 +
+ tests/linking_test.py | 10 ++++++++++
+ 3 files changed, 13 insertions(+)
+
+--- a/.travis.yml
++++ b/.travis.yml
+@@ -11,6 +11,8 @@ env:
+ - CONDA_PY=3.4
+ - CONDA_PY=3.5
+ - CONDA_PY=3.6
++ global:
++ - PYSAM_LINKING_TEST=1
+
+ addons:
+ apt:
+--- a/tests/TestUtils.py
++++ b/tests/TestUtils.py
+@@ -23,6 +23,7 @@ LINKDIR = os.path.abspath(os.path.join(o
+
+ IS_PYTHON3 = sys.version_info[0] >= 3
+
++
+ if IS_PYTHON3:
+ from itertools import zip_longest
+ from urllib.request import urlopen
+--- a/tests/linking_test.py
++++ b/tests/linking_test.py
+@@ -31,6 +31,9 @@ def check_tests_pass(statement):
+ return True
+
+
++@unittest.skipUnless(
++ os.environ.get("PYSAM_LINKING_TESTS", None),
++ "enable linking tests by setting PYSAM_LINKING_TESTS environment variable")
+ class TestLinking(unittest.TestCase):
+
+ package_name = "link_with_rpath"
+@@ -43,6 +46,10 @@ class TestLinking(unittest.TestCase):
+ "cd {} && rm -rf build && python setup.py install".format(self.workdir),
+ shell=True)
+
++
++@unittest.skipUnless(
++ os.environ.get("PYSAM_LINKING_TESTS", None),
++ "enable linking tests by setting PYSAM_LINKING_TESTS environment variable")
+ class TestLinkWithRpath(TestLinking):
+
+ package_name = "link_with_rpath"
+@@ -52,6 +59,9 @@ class TestLinkWithRpath(TestLinking):
+ "cd {} && python test_module.py".format(os.path.join(self.workdir, "tests"))))
+
+
++@unittest.skipUnless(
++ os.environ.get("PYSAM_LINKING_TESTS", None),
++ "enable linking tests by setting PYSAM_LINKING_TESTS environment variable")
+ class TestLinkWithoutRpath(TestLinking):
+
+ package_name = "link_without_rpath"