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{ stdenv, buildPythonPackage, isPyPy, fetchPypi, libffi, pycparser, pytest }:
if isPyPy then null else buildPythonPackage rec {
pname = "cffi";
version = "1.13.2";
src = fetchPypi {
inherit pname version;
sha256 = "599a1e8ff057ac530c9ad1778293c665cb81a791421f46922d80a86473c13346";
};
outputs = [ "out" "dev" ];
propagatedBuildInputs = [ libffi pycparser ];
checkInputs = [ 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.optionalString stdenv.cc.isClang
"-Wno-unused-command-line-argument -Wno-unreachable-code";
doCheck = !stdenv.hostPlatform.isMusl && !stdenv.isDarwin; # TODO: Investigate
checkPhase = ''
py.test -k "not test_char_pointer_conversion"
'';
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";
};
}
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