python3Packages.wavefile: unbreak

#288721

pkgs/development/python-modules/wavefile/libsndfile.py.patch

@@ -1,18 +1,26 @@
 diff --git a/wavefile/libsndfile.py b/wavefile/libsndfile.py
-index 67f0a46..ce066ee 100644
+index 89c670f..fa19e1d 100644
 --- a/wavefile/libsndfile.py
 +++ b/wavefile/libsndfile.py
-@@ -19,11 +19,11 @@ import numpy as np
- if sys.platform == "win32":
-     dllName = 'libsndfile-1'
- elif "linux" in sys.platform:
--    dllName = 'libsndfile.so.1'
-+    dllName = '@libsndfile@'
- elif "cygwin" in sys.platform:
-     dllName = 'libsndfile-1.dll'
- elif "darwin" in sys.platform:
--    dllName = 'libsndfile.dylib'
-+    dllName = '@libsndfile@'
- else:
-     dllName = 'libsndfile'
+@@ -17,20 +17,7 @@ import ctypes as ct
+ import numpy as np
  
+ def _libfilename():
+-    for system, libname in [
+-        ('win32', 'libsndfile-1'),
+-        ('cygwin', 'libsndfile-1.dll'),
+-        ('darwin', 'libsndfile.dylib'),
+-        ('linux', 'libsndfile.so.1'),
+-        ('freebsd', 'libsndfile.so.1'),
+-        ('', 'libsndfile'),
+-    ]:
+-        if system in sys.platform:
+-            return libname
+-    raise Exception(
+-        'No libsndfile dll name mapping for platform {}.'
+-        .format(sys.platform)
+-    )
++    return "@libsndfile@"
+ 
+ dllName = _libfilename()
+ _lib=None