--- setup.py.orig	2019-12-19 00:51:16 UTC

+++ setup.py

@@ -160,22 +160,25 @@ else:

     src_dir = os.path.abspath(os.path.join(os.path.dirname(__file__), "src"))

     source_list = [os.path.join(src_dir, s) for s in os.listdir(src_dir) if s.endswith(".cpp")]

-    if extra_cmd:

-        flags = flags_parser()

+    flags = flags_parser()

+    ext_extra = {}

+

+    if ldflags:

         # ldflags parsed first to ensure the correct library search path order

-        extra_link = flags.parse(ldflags)

-        extra_compile = flags.parse(extra_cmd)

+        ext_extra["extra_link_args"] = flags.parse(ldflags) + arch()

-        ext = [Extension(

-            'libtorrent',

-            sources=sorted(source_list),

-            language='c++',

-            include_dirs=flags.include_dirs,

-            library_dirs=flags.library_dirs,

-            extra_link_args=extra_link + arch(),

-            extra_compile_args=extra_compile + arch() + target_specific(),

-            libraries=['torrent-rasterbar'] + flags.libraries)

-        ]

+    if extra_cmd:

+        ext_extra["extra_compile_args"] = flags.parse(extra_cmd) + arch() + target_specific()

+

+    ext = [Extension(

+        'libtorrent',

+        sources=sorted(source_list),

+        language='c++',

+        include_dirs=flags.include_dirs,

+        library_dirs=flags.library_dirs,

+        libraries=['torrent-rasterbar'] + flags.libraries,

+        **ext_extra)

+    ]

 setup(

     name='python-libtorrent',