nixpkgs/pkgs/development/python-modules/cffi/default.nix
2018-02-13 09:44:52 -06:00

47 lines
2 KiB
Nix

{ stdenv, buildPythonPackage, isPy27, isPyPy, fetchPypi, libffi, pycparser, pytest }:
if isPyPy then null else buildPythonPackage rec {
pname = "cffi";
version = "1.11.4";
name = "${pname}-${version}";
src = fetchPypi {
inherit pname version;
sha256 = "df9083a992b17a28cd4251a3f5c879e0198bb26c9e808c4647e0a18739f1d11d";
};
outputs = [ "out" "dev" ];
propagatedBuildInputs = [ libffi pycparser ];
buildInputs = [ pytest ];
# On Darwin, the cffi tests want to hit libm a lot, and look for it in a global
# impure search path. It's obnoxious how much repetition there is, and how difficult
# it is to get it to search somewhere else (since we do actually have a libm symlink in libSystem)
prePatch = stdenv.lib.optionalString stdenv.isDarwin ''
substituteInPlace testing/cffi0/test_parsing.py \
--replace 'lib_m = "m"' 'lib_m = "System"' \
--replace '"libm" in name' '"libSystem" in name'
substituteInPlace testing/cffi0/test_unicode_literals.py --replace 'lib_m = "m"' 'lib_m = "System"'
substituteInPlace testing/cffi0/test_zdistutils.py --replace 'self.lib_m = "m"' 'self.lib_m = "System"'
substituteInPlace testing/cffi1/test_recompiler.py --replace 'lib_m = "m"' 'lib_m = "System"'
substituteInPlace testing/cffi0/test_function.py --replace "lib_m = 'm'" "lib_m = 'System'"
substituteInPlace testing/cffi0/test_verify.py --replace "lib_m = ['m']" "lib_m = ['System']"
'';
# The tests use -Werror but with python3.6 clang detects some unreachable code.
NIX_CFLAGS_COMPILE = stdenv.lib.optionals stdenv.cc.isClang [ "-Wno-unused-command-line-argument" "-Wno-unreachable-code" ];
doCheck = !stdenv.hostPlatform.isMusl; # TODO: Investigate
checkPhase = ''
py.test
'';
meta = with stdenv.lib; {
maintainers = with maintainers; [ domenkozar lnl7 ];
homepage = https://cffi.readthedocs.org/;
license = with licenses; [ mit ];
description = "Foreign Function Interface for Python calling C code";
};
}