tjh.dev
1{ lib
2, fetchPypi
3, buildPythonPackage
4, cython
5, pariSupport ? true, pari # for interfacing with the PARI/GP signal handler
6}:
7
8assert pariSupport -> pari != null;
9
10buildPythonPackage rec {
11 pname = "cysignals";
12 version = "1.10.2";
13
14 src = fetchPypi {
15 inherit pname version;
16 sha256 = "1ckxzch3wk5cg80mppky5jib5z4fzslny3001r5zg4ar1ixbc1w1";
17 };
18
19 # explicit check:
20 # build/src/cysignals/implementation.c:27:2: error: #error "cysignals must be compiled without _FORTIFY_SOURCE"
21 hardeningDisable = [
22 "fortify"
23 ];
24
25 # known failure: https://github.com/sagemath/cysignals/blob/582dbf6a7b0f9ade0abe7a7b8720b7fb32435c3c/testgdb.py#L5
26 doCheck = false;
27 checkTarget = "check-install";
28
29 preCheck = ''
30 # Make sure cysignals-CSI is in PATH
31 export PATH="$out/bin:$PATH"
32 '';
33
34 propagatedBuildInputs = [
35 cython
36 ] ++ lib.optionals pariSupport [
37 # When cysignals is built with pari, including cysignals into the
38 # buildInputs of another python package will cause cython to link against
39 # pari.
40 pari
41 ];
42
43 enableParallelBuilding = true;
44
45 meta = {
46 description = "Interrupt and signal handling for Cython";
47 homepage = "https://github.com/sagemath/cysignals/";
48 maintainers = with lib.maintainers; [ timokau ];
49 license = lib.licenses.lgpl3Plus;
50 };
51}