pyrox.dev
1{ lib, stdenv, buildPythonPackage, isPyPy, fetchPypi, libffi, pycparser, pytestCheckHook }:
2
3if isPyPy then null else buildPythonPackage rec {
4 pname = "cffi";
5 version = "1.14.6";
6
7 src = fetchPypi {
8 inherit pname version;
9 sha256 = "c9a875ce9d7fe32887784274dd533c57909b7b1dcadcc128a2ac21331a9765dd";
10 };
11
12 outputs = [ "out" "dev" ];
13
14 buildInputs = [ libffi ];
15
16 propagatedBuildInputs = [ pycparser ];
17
18 # On Darwin, the cffi tests want to hit libm a lot, and look for it in a global
19 # impure search path. It's obnoxious how much repetition there is, and how difficult
20 # it is to get it to search somewhere else (since we do actually have a libm symlink in libSystem)
21 prePatch = lib.optionalString stdenv.isDarwin ''
22 substituteInPlace testing/cffi0/test_parsing.py \
23 --replace 'lib_m = "m"' 'lib_m = "System"' \
24 --replace '"libm" in name' '"libSystem" in name'
25 substituteInPlace testing/cffi0/test_unicode_literals.py --replace 'lib_m = "m"' 'lib_m = "System"'
26 substituteInPlace testing/cffi0/test_zdistutils.py --replace 'self.lib_m = "m"' 'self.lib_m = "System"'
27 substituteInPlace testing/cffi1/test_recompiler.py --replace 'lib_m = "m"' 'lib_m = "System"'
28 substituteInPlace testing/cffi0/test_function.py --replace "lib_m = 'm'" "lib_m = 'System'"
29 substituteInPlace testing/cffi0/test_verify.py --replace "lib_m = ['m']" "lib_m = ['System']"
30 '';
31
32 # The tests use -Werror but with python3.6 clang detects some unreachable code.
33 NIX_CFLAGS_COMPILE = lib.optionalString stdenv.cc.isClang
34 "-Wno-unused-command-line-argument -Wno-unreachable-code";
35
36 doCheck = !stdenv.hostPlatform.isMusl && !stdenv.isDarwin; # TODO: Investigate
37
38 checkInputs = [ pytestCheckHook ];
39
40 meta = with lib; {
41 maintainers = with maintainers; [ domenkozar lnl7 ];
42 homepage = "https://cffi.readthedocs.org/";
43 license = licenses.mit;
44 description = "Foreign Function Interface for Python calling C code";
45 };
46}