Merge branch 'gwastro:master' into supervise_fit_coeff_dq_files

pycbc/__init__.py

@@ -212,8 +212,13 @@ def makedir(path):
     # preserve common state information which we have relied on when using
     # multiprocessing based pools.
     import multiprocessing
-    if hasattr(multiprocessing, 'set_start_method'):
-        multiprocessing.set_start_method('fork')
+    if multiprocessing.get_start_method(allow_none=True) is None:
+        if hasattr(multiprocessing, 'set_start_method'):
+            multiprocessing.set_start_method('fork')
+    elif multiprocessing.get_start_method() != 'fork':
+        warnings.warn("PyCBC requires the use of the 'fork' start method"
+                      " for multiprocessing, it is currently set to {}"
+                      .format(multiprocessing.get_start_method()))
 else:
     HAVE_OMP = True
 

tox.ini

@@ -38,6 +38,10 @@ conda_deps=
     gsl
     lapack==3.6.1
 conda_channels=conda-forge
+setenv =
+    ; Tell the linker to look for shared libs inside the temporary Conda env.
+    ; Needed to build BBHx's wheel, whick links to LAPACK.
+    LIBRARY_PATH={envdir}/lib:{env:LIBRARY_PATH:}
 commands = pytest
 
 # The following are long running or may require
@@ -81,5 +85,9 @@ conda_deps=
     lapack==3.6.1
     openmpi
 conda_channels=conda-forge
-setenv = PYCBC_TEST_TYPE=docs
+setenv =
+    PYCBC_TEST_TYPE=docs
+    ; Tell the linker to look for shared libs inside the temporary Conda env.
+    ; Needed to build BBHx's wheel, whick links to LAPACK.
+    LIBRARY_PATH={envdir}/lib:{env:LIBRARY_PATH:}
 commands = bash tools/pycbc_test_suite.sh