python3Packages.py3exiv2: fix build

Recent boost versions name their `python3` shared objects `boost_python3x` rather than `boost_python3`. See https://hydra.nixos.org/build/80712295 Addresses #45960
NixOS · Sep 24, 2018 · 50f23da · 50f23da
1 parent 4a9ca1d
commit 50f23da
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Showing 2 changed files with 8 additions and 3 deletions.
diff --git a/pkgs/development/python-modules/py3exiv2/default.nix b/pkgs/development/python-modules/py3exiv2/default.nix
@@ -1,4 +1,4 @@
-{ buildPythonPackage, isPy3k, fetchPypi, stdenv, exiv2, boost, libcxx }:
+{ buildPythonPackage, isPy3k, fetchPypi, stdenv, exiv2, boost, libcxx, substituteAll, python }:
 
 buildPythonPackage rec {
   pname = "py3exiv2";
@@ -16,7 +16,12 @@ buildPythonPackage rec {
   NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.isDarwin "-I${libcxx}/include/c++/v1";
 
   # fix broken libboost_python3 detection
-  patches = [ ./setup.patch ];
+  patches = [
+    (substituteAll {
+      src = ./setup.patch;
+      version = "3${stdenv.lib.versions.minor python.version}";
+    })
+  ];
 
   meta = {
     homepage = "https://launchpad.net/py3exiv2";

diff --git a/pkgs/development/python-modules/py3exiv2/setup.patch b/pkgs/development/python-modules/py3exiv2/setup.patch
@@ -5,7 +5,7 @@
                      return l.replace('libboost', 'boost')
 
 -libboost = get_libboost_name()
-+libboost = 'boost_python3'
++libboost = 'boost_python@version@'
 
  setup(
      name='py3exiv2',