branch master updated: gnu: freecad: Fix build with python-3.8

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The following commit(s) were added to refs/heads/master by this push:
     new 72099cb  gnu: freecad: Fix build with python-3.8
72099cb is described below

commit 72099cb0f20e87807f29b5a11a584ab7c66297ef
Author: Boris A. Dekshteyn <address@hidden>
AuthorDate: Sun May 10 22:23:18 2020 +1200

    gnu: freecad: Fix build with python-3.8
    
    * gnu/packages/engineering.scm (freecad)[source](modules, snippet): New 
fields.
    
    Signed-off-by: Marius Bakke <address@hidden>
---
 gnu/packages/engineering.scm | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/gnu/packages/engineering.scm b/gnu/packages/engineering.scm
index 15101e3..5674c68 100644
--- a/gnu/packages/engineering.scm
+++ b/gnu/packages/engineering.scm
@@ -2312,6 +2312,15 @@ full programmatic control over your models.")
        (uri (git-reference
              (url "https://github.com/FreeCAD/FreeCAD.git";)
              (commit version)))
+       (modules '((guix build utils)))
+       (snippet
+        '(begin
+           ;; Fix build with Python 3.8, see
+           ;; <https://tracker.freecadweb.org/view.php?id=4143>.
+           (substitute* "src/Base/swigpyrun.inl"
+             (("PyObject \\*modules = interp->modules;")
+              "PyObject *modules = PyEval_GetBuiltins();"))
+           #t))
        (file-name (git-file-name name version))
        (sha256
         (base32