gringo: use scons version 2

Using version 3 breaks some OCaml packages (namely ppx_deriving_yojson).
This commit is contained in:
Vincent Laporte 2017-10-22 10:21:34 +00:00
parent d6e423c400
commit 4e0a95294b
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@ -1103,7 +1103,7 @@ with pkgs;
gosu = callPackage ../tools/misc/gosu { };
gringo = callPackage ../tools/misc/gringo { };
gringo = callPackage ../tools/misc/gringo { scons = scons_2_5_1; };
gti = callPackage ../tools/misc/gti { };